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Contents
- The climate of Surinam
- The best time to visit Surinam
- The worst time to visit Surinam
- Spring weather in Surinam
- Summer weather in Surinam
- Autumn weather in Surinam
- Winter weather in Surinam
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
The climate of Surinam
Situated on the northeastern Atlantic coast of South America, Surinam offers a tropical rainforest climate that is under the Köppen climate classification. This type of climate often results in high humidity and temperatures throughout the year.
A key characteristic of the climate in Surinam is the small variation in temperatures, with monthly averages falling between 21.3°C (70.3°F) and 28.2°C (82.8°F). This steady warmth is accompanied by high relative humidity ranging from 74% to 79%. The increased humidity is a product of the high rainfall experienced in this region, with the highest volume recorded in February at 105mm (4.13").
Unsurprisingly, the tropical climate of Surinam results in substantial rainfall throughout the year, but there are fluctuations. Rainfall ranges from 14mm (0.55") in September to 105mm (4.13") in February. January, February, and March are the months with the most days of rainfall, with averages above 20 days, while September records the fewest rainy days at 12.8 days.
The expanse of daylight hours in Surinam varies through the year. During the longest days in December, the country enjoys 13.4 hours of daylight while June and July see the shortest days with 10.9 hours of daylight. While sunlight hours peak at 10.3 hours in October, sunlight hours are at their minimum, 6.1 hours, in July.
Another fundamental aspect of Surinam's climate is the predominance of cloud cover, with monthly averages around 40%. Wind speeds, much like other climatic conditions, are relatively consistent throughout the year, with average speeds ranging from 17.7km/h (11mph) in November to 24.3km/h (15.1mph) in August.
A key characteristic of the climate in Surinam is the small variation in temperatures, with monthly averages falling between 21.3°C (70.3°F) and 28.2°C (82.8°F). This steady warmth is accompanied by high relative humidity ranging from 74% to 79%. The increased humidity is a product of the high rainfall experienced in this region, with the highest volume recorded in February at 105mm (4.13").
Unsurprisingly, the tropical climate of Surinam results in substantial rainfall throughout the year, but there are fluctuations. Rainfall ranges from 14mm (0.55") in September to 105mm (4.13") in February. January, February, and March are the months with the most days of rainfall, with averages above 20 days, while September records the fewest rainy days at 12.8 days.
The expanse of daylight hours in Surinam varies through the year. During the longest days in December, the country enjoys 13.4 hours of daylight while June and July see the shortest days with 10.9 hours of daylight. While sunlight hours peak at 10.3 hours in October, sunlight hours are at their minimum, 6.1 hours, in July.
Another fundamental aspect of Surinam's climate is the predominance of cloud cover, with monthly averages around 40%. Wind speeds, much like other climatic conditions, are relatively consistent throughout the year, with average speeds ranging from 17.7km/h (11mph) in November to 24.3km/h (15.1mph) in August.
The best time to visit Surinam
The best time to visit Surinam would be during the months with less rainfall and more sunshine. September through November provide the most desirable weather conditions for visitors as these months record the least rainfall, with averages ranging from 14mm (0.55") in September up to 26mm (1.02") in November. Additionally, these months enjoy increased sunshine hours, with October reaching the maximum of 10.3 hours per day.
The worst time to visit Surinam
In contrast, the beginning of the year, specifically January to March, presents the least favorable time for a visit to Surinam. It is during these months that Surinam experiences its highest levels of rainfall, peaking at 105mm (4.13") in February. These wet conditions are combined with a decrease in sunshine hours, averaging around 7.9 hours in March.
Spring weather in Surinam
Spring in Surinam is identifiable by a gradual decrease in rainfall, transitioned from the heavy rainfall experienced from January to March. The average rainfall lessens from 72mm (2.83") in March to 44mm (1.73") in April. Correspondingly, the number of rainfall days decreases, moving from 21.8 days in March to 17.7 days in April. Weather remains warm, with average high temperatures ranging from 27.9°C (82.2°F) in March to 27.1°C (80.8°F) in April.
Summer weather in Surinam
Summer in Surinam witnesses a further dip in rainfall, with averages dropping to 28mm (1.1") in May and marginally increasing to 31mm (1.22") in June. Average high temperatures remain steady, ranging from 25.8°C (78.4°F) in May to 24.1°C (75.4°F) in June, while average low temperatures oscillate between 23.8°C (74.8°F) and 22.6°C (72.7°F). Given the decrease in daylight hours during this period, typically around 11 hours, the duration of sunshine mirrors this reduction with averages between 6.4 and 6.2 hours.
Autumn weather in Surinam
Autumn weather in Surinam observes mild climatic changes. October records average high temperatures of 24.5°C (76.1°F) and rainfall at 17mm (0.67"), which are the lowest values within this quarter. Gradually, as November approaches, the average high temperature increases to 25.8°C (78.4°F) and rainfall also rises slightly, to 26mm (1.02"). However, the number of sunny days and daylight hours increase substantially during these months.
Winter weather in Surinam
Winter in Surinam is characterized by a surge in rainfall, particularly in December, with an average of 59mm (2.32"). This is accompanied by a notable increase in the number of rainy days, reaching 17.1 in December. Average high temperatures stand at 27.4°C (81.3°F) in December, providing a pleasant warmth during this period. Also noteworthy is the length of daylight, with December boasting the longest days of 13.4 hours, coupled with considerable sunshine hours of 10.2.
Weather in January
The year begins in Surinam, Mauritius, with humidity levels peaking at 78% accompanied by temperatures climbing from a low of 25.8°C (78.4°F) to a high of 27.9°C (82.2°F). These conditions make January a relatively warm and damp month. Weather in January »
Weather in February
The second month of the year carries over similar weather characteristics from January. Increases in the average temperature and humidity levels come into play. Moderate winds of 18.2km/h (11.3mph) to 25.7km/h (16mph) offer a relief from the heat, lessening the impact of the overall warm weather in Surinam, Mauritius. Weather in February »
Weather in March
March's weather in Surinam, Mauritius manifests a visible drop in the amount of rainfall, which decreases from 105mm (4.13") to 72mm (2.83"), indicating a transition towards a less rainy period. However, the humidity, temperature and cloud cover values remain relatively consistent, suggesting a humidity-dominated weather system. Weather in March »
Weather in April
April observes notable changes in certain weather parameters in Surinam, Mauritius. Lower rainfall levels start characterizing the weather, and a drop in the average high temperature is evident. Even as cloud cover remains substantial, longer daylight hours culminate in more sunshine time. Weather in April »
Weather in May
May in Surinam, Mauritius provides cooler relief, with the average high temperature falling to 25.8°C (78.4°F), and lower humidity levels provide some respite from the prevalent dampness. The pressure readings exhibit a significant rise. Weather in May »
Weather in June
Surinam, Mauritius in June experiences peak wind speeds of 24.1km/h (15mph) to 33.1km/h (20.6mph), giving June the title of the windiest month of the year. As the volume of rainfall further decreases, the weather pattern clearly gears up for the dry season. Weather in June »
Weather in July
The general trend of moderate weather continues into July in Surinam, Mauritius. Air pressure values peak for the year, leading to stable atmospheric conditions. Cooler average temperatures create a pleasant backdrop for any planned outdoor activities. Weather in July »
Weather in August
August's weather in Surinam, Mauritius displays patterns similar to July. However, an increase in the amount of sunshine time points to lengthier daylight hours. The least rainfall for the year, 26mm (1.02"), marks August as the driest month. Weather in August »
Weather in September
September in Surinam, Mauritius marks the transition phase from cooler conditions towards a warmer climate. The amount of rainfall starts increasing, while the cloud cover remains relatively constant. A significant increase in sunlight time is noticeable with 9.1 hours of daily sunshine time. Weather in September »
Weather in October
October brings the broadest daylight hours to Surinam, Mauritius, with sunshine time touching 10.3 hours. The number of sunshine days reach a high for the year, giving October a markedly sunny demeanor. Even though rainfall increases compared to the preceding months, it is balanced by the higher number of sunny days. Weather in October »
Weather in November
November experiences a significant temperature rise in Surinam, Mauritius, with the average high-temperature register close to the yearly peak. The frequency of rainfall events elevates, heralding the return of the rainy season. Weather in November »
Weather in December
Wrapping up the year in December, Surinam, Mauritius displays a mixed-bag weather pattern. While rainfall totals up to 59mm (2.32"), the number of rainfall days shoots up to 17.1 days. The average high-temperature settling at 27.4°C (81.3°F) indicates warm weather. Weather in December »
Updated: Feb 7, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How much does it rain in Surinam?
Throughout the year, there are 200.8 rainfall days, and 550mm (21.65") of precipitation is accumulated.
When is the highest UV index in Surinam?
January through April and December, with an average maximum UV index of 7, are months with the highest UV index.
What is the hottest time of year in Surinam?
The month of February sees the average highest temperatures in Surinam, reaching 28.2°C (82.8°F) at the peak and 26°C (78.8°F) at the low.
What is the most humid month in Surinam?
With an average relative humidity of 79%, February is the most humid month in Surinam.
What is the rainiest month in Surinam?
February is the month with the most rainfall in Surinam, Mauritius. Rain falls for 21.6 days and accumulates 105mm (4.13") of precipitation.
What are the months with the lowest UV index in Surinam?
The months with the lowest UV index are May through November, with an average maximum UV index of 6.
What is the month with the shortest days in Surinam?
June has the shortest days of the year, with an average of 10h and 54min of daylight.
What are the least humid months in Surinam?
July through September, with an average relative humidity of 74%, are the least humid months.
What is the month with the least sunshine in Surinam?
July has the least sunshine of the year in Surinam, Mauritius, with an average of 6.1h of sunshine.
What are the coldest months in Surinam?
In Surinam, August is the month with the lowest recorded average temperatures, measuring a high of 22.9°C (73.2°F) and a low of 21.3°C (70.3°F).
What is the driest month in Surinam?
The month with the least rainfall in Surinam, Mauritius, is September, when the rain falls for 12.8 days and typically collects 14mm (0.55") of precipitation.
What month has the most sunshine in Surinam?
October has the most sunshine of the year in Surinam, Mauritius, with an average of 10.3h of sunshine.
When are the longest days in Surinam?
The month with the longest days is December, with an average of 13h and 24min of daylight.
Is there Daylight Saving Time (DST) in Surinam?
Surinam, Mauritius, does not utilize Daylight Saving Time (DST). +04 timezone is used throughout the entire year.
Average temperature
Surinam, Mauritius
The warmest month (with the highest average high temperature) is February (28.2°C).
The month with the lowest average high temperature is August (22.9°C).
The month with the highest average low temperature is February (26°C).
The coldest month (with the lowest average low temperature) is August (21.3°C).
Average pressure
Surinam, Mauritius
- Average pressure in January:
1011.5mbar - Average pressure in February:
1011.2mbar - Average pressure in March:
1012.5mbar - Average pressure in April:
1014.6mbar - Average pressure in May:
1017.4mbar - Average pressure in June:
1019.5mbar
- Average pressure in July:
1020.4mbar - Average pressure in August:
1021.2mbar - Average pressure in September:
1020.6mbar - Average pressure in October:
1018.2mbar - Average pressure in November:
1015.7mbar - Average pressure in December:
1013.4mbar
The month with the highest atmospheric pressure is August (1021.2mbar).
The month with the lowest atmospheric pressure is February (1011.2mbar).
Average wind speed
Surinam, Mauritius
- Average wind speed in January:
18.8km/h - Average wind speed in February:
18.2km/h - Average wind speed in March:
19.6km/h - Average wind speed in April:
20.8km/h - Average wind speed in May:
20.4km/h - Average wind speed in June:
24.1km/h
- Average wind speed in July:
24.2km/h - Average wind speed in August:
24.3km/h - Average wind speed in September:
22.7km/h - Average wind speed in October:
20.2km/h - Average wind speed in November:
17.7km/h - Average wind speed in December:
18km/h
The windiest month (with the highest average wind speed) is August (24.3km/h).
The calmest month (with the lowest average wind speed) is November (17.7km/h).
Average humidity
Surinam, Mauritius
The month with the highest relative humidity is February (79%).
The months with the lowest relative humidity are July, August and September (74%).
Average rainfall
Surinam, Mauritius
- Average rainfall in January:
101mm - Average rainfall in February:
105mm - Average rainfall in March:
72mm - Average rainfall in April:
44mm - Average rainfall in May:
28mm - Average rainfall in June:
31mm
The wettest month (with the highest rainfall) is February (105mm).
The driest month (with the least rainfall) is September (14mm).
Average rainfall days
Surinam, Mauritius
- Average rainfall days in January:
20 days - Average rainfall days in February:
21.6 days - Average rainfall days in March:
21.8 days - Average rainfall days in April:
17.7 days - Average rainfall days in May:
15.3 days - Average rainfall days in June:
15.7 days
- Average rainfall days in July:
19.3 days - Average rainfall days in August:
16.8 days - Average rainfall days in September:
12.8 days - Average rainfall days in October:
11.5 days - Average rainfall days in November:
11.2 days - Average rainfall days in December:
17.1 days
The month with the highest number of rainy days is March (21.8 days).
The month with the least rainy days is November (11.2 days).
Average daylight / Average sunshine
Surinam, Mauritius
- Average daylight in January:
13h and 1min - Average daylight in February:
12h and 5min - Average daylight in March:
12h and 1min - Average daylight in April:
11h and 4min - Average daylight in May:
11h and 1min - Average daylight in June:
10h and 5min
- Average daylight in July:
11h and 0min - Average daylight in August:
11h and 2min - Average daylight in September:
12h and 0min - Average daylight in October:
12h and 4min - Average daylight in November:
13h and 1min - Average daylight in December:
13h and 2min
The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in January:
9h and 4min - Average sunshine in February:
8h and 4min - Average sunshine in March:
7h and 5min - Average sunshine in April:
7h and 0min - Average sunshine in May:
6h and 2min - Average sunshine in June:
6h and 1min
- Average sunshine in July:
6h and 1min - Average sunshine in August:
6h and 1min - Average sunshine in September:
9h and 1min - Average sunshine in October:
10h and 2min - Average sunshine in November:
10h and 1min - Average sunshine in December:
10h and 1min
The month with the most sunshine is October (Average sunshine: 10h and 18min).
The month with the least sunshine is July (Average sunshine: 6h and 6min).
Average sunshine days
Surinam, Mauritius
- Average sunshine days in January:
7.2 days - Average sunshine days in February:
4 days - Average sunshine days in March:
6.4 days - Average sunshine days in April:
9.4 days - Average sunshine days in May:
11.1 days - Average sunshine days in June:
7.2 days
- Average sunshine days in July:
7 days - Average sunshine days in August:
8.4 days - Average sunshine days in September:
10.5 days - Average sunshine days in October:
12.4 days - Average sunshine days in November:
14.2 days - Average sunshine days in December:
10.1 days
The month with the most sunshine days is November (14.2 days).
The month with the least sunshine days is February (4 days).
Average UV index
Surinam, Mauritius
The months with the highest UV index are January, February, March, April and December (UV index 7).
The months with the lowest UV index are May, June, July, August, September, October and November (UV index 6).
Average cloud cover
Surinam, Mauritius
The months with the most cloud cover are March and April (Cloud cover 45).
The months with the least cloud cover are September and October (Cloud cover 38).
Average visibility
Surinam, Mauritius
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
