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Contents
- The climate of Mero
- The best time to visit Mero
- The worst time to visit Mero
- Spring weather in Mero
- Summer weather in Mero
- Autumn weather in Mero
- Winter weather in Mero
- 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
The climate of Mero
Standing on geographical coordinates that place it in the heart of the Caribbean, Mero's climate fits snugly into an Af, or Tropical rainforest, classification under the Köppen climate scale. This indicates consistent rains throughout the year, coupled with high temperatures and levels of humidity.
Neither temperatures highs nor lows fluctuate greatly across the year, with an annual peak of 29.1°C (84.4°F) occurring in September. The coolest months remain very warm, with a yearly low reaching down to only 24.8°C (76.6°F) in February. Humidity creeps annually from 74% upwards to a peak of 77% from May to August. The wind has gentle changes with speed from 19.3km/h (12mph) in October to 26.1km/h (16.2mph) in January, without drastic spikes.
Precipitation in Mero is a year-long event coursing through a high plateau. The dry season, as it were, still witnesses substantial showers from 23mm (0.91") in February to 34mm (1.34") in January. However, the wet season inundates Mero much more dramatically, where rainfall pours between 44mm (1.73") in June to a notable 82mm (3.23") in September. This period also sees greater cloud coverage, peaking at 47% in June to lower percentages during the less rainy part of the year.
Neither temperatures highs nor lows fluctuate greatly across the year, with an annual peak of 29.1°C (84.4°F) occurring in September. The coolest months remain very warm, with a yearly low reaching down to only 24.8°C (76.6°F) in February. Humidity creeps annually from 74% upwards to a peak of 77% from May to August. The wind has gentle changes with speed from 19.3km/h (12mph) in October to 26.1km/h (16.2mph) in January, without drastic spikes.
Precipitation in Mero is a year-long event coursing through a high plateau. The dry season, as it were, still witnesses substantial showers from 23mm (0.91") in February to 34mm (1.34") in January. However, the wet season inundates Mero much more dramatically, where rainfall pours between 44mm (1.73") in June to a notable 82mm (3.23") in September. This period also sees greater cloud coverage, peaking at 47% in June to lower percentages during the less rainy part of the year.
The best time to visit Mero
A review of climatological metrics strongly suggests that the period from December to April offers the most hospitable conditions for visitation. In this frame, rainfall is lower with values from 23mm (0.91") to 46mm (1.81") as opposed to up to 82mm (3.23") in the wetter part of the year. Temperatures remain warm, but more manageable by falling on the cooler side of the yearly threshold, and relative humidity hangs around the annual low point at 74% to 75%.
The worst time to visit Mero
The period starting from May up to November springs forward with heightened climatic drama in Mero. If one prefers not to experience very heavy rainfall ranging from 44mm (1.73") in June to reaching up to 82mm (3.23") in September, this period might not be ideal. Also, temperatures and humidity are at their most intense in these months, with mercury readings from 28.4°C (83.1°F) to 29.1°C (84.4°F), and moisture-saturated air ranging from 76 % to 77 %.
Spring weather in Mero
Despite the absence of traditional spring, from March to May, Mero's temperature stays constant within a narrow margin, with highs from 26.5°C (79.7°F) to 28.4°C (83.1°F), and lows from 25.1°C (77.2°F) to 26.9°C (80.4°F). These months have a noticeable increase in rainfall, with up to 57mm (2.24") coming down in May. Relative humidity increases slightly from 75% in March to 77% in May.
Summer weather in Mero
In the heart of the Caribbean, Mero's summer months from June to August embody the Tropical Rainforest climate, with high temperatures from 28.4°C (83.1°F) to 29°C (84.2°F), and lows from 26.9°C (80.4°F) to 27.3°C (81.1°F). Voluminous showers become the norm, indeed the sky is generous with rainfall from 44mm (1.73") in June to the yearly peak of 80mm (3.15") in August. Relative humidity hovers around the annual peak at 77%.
Autumn weather in Mero
Autumn in Mero follows the trend from September to November, keeping temperatures warm at a high of 28.4°C (83.1°F) to 27.8°C (82°F) and a low from 27.1°C (80.8°F) to 26.6°C (79.9°F). The peak in rainfall occurs in September with 82mm (3.23"), then slightly decreases to 73mm (2.87") in November. The relative humidity stays near the annual maximum at 77%.
Winter weather in Mero
Despite being in winter months from December to February, Mero does not see a significant drop in temperature. Highs remain between 26.2°C (79.2°F) and 26.8°C (80.2°F) and lows from 24.8°C (76.6°F) to 25.8°C (78.4°F). These months record less rain with precipitation levels of 34mm (1.34") in January, and down to 23mm (0.91") in February. However, relative humidity stays consistent at 74% to 76%. There is a slight increase in wind speed in January at 26.1km/h (16.2mph).
Weather in January
January in Mero, Dominica, showcases humid weather conditions, with relative humidity recorded at 75%. Notable for its frequent rain with approximately 19 days of rainfall in this month, people should prepare for a wet start to the year. Weather in January »
Weather in February
Contrastingly, February experiences a slight drop in both temperature and humidity. The rainfall sees a decrease as well, recording 23mm (0.91") of total precipitation, compared to January's 34mm (1.34"). With less rain, February endows the residents of Mero with more sunshine hours, albeit not drastic. Weather in February »
Weather in March
The weather patterns shift yet again in March, interestingly, with an increase in daylight which stands at 12.1 hours. This increase provides more hours for sun-lovers to soak up some rays; however, the rainfall also sees a small rise resulting in mixed weather conditions. Weather in March »
Weather in April
April brings about a noticeable change in Mero, both in terms of rainfall and humidity. A significant jump is seen in rainfall from 27mm (1.06") in March to 46mm (1.81") in April, coupled with a 1% increase in humidity. The change in these climatological parameters directly manifests as a shift towards noticeably wetter conditions. Weather in April »
Weather in May
In May, the weather in Mero takes a turn towards heightened warmth with higher temperatures on the spectrum. However, the climatological element worth noting is the rainfall, peaking at 57mm (2.24"). With the increase in rainfall, the humidity levels slightly elevate, further enhancing the tropical aura. Weather in May »
Weather in June
June features more or less stable weather conditions, with a slight reduction in rainfall down to 44mm (1.73"). The interesting aspect of Mero in June is the maximum daylight of 13 hours, the highest recorded throughout the year. The enhancement in sunlight duration balances the persistent tropical climate, offering daily warmth with substantial periods of sunshine. Weather in June »
Weather in July
July signifies peak tropical weather, recording the highest temperatures and another surge in rainfall, touching 72mm (2.83"). Interestingly, the wind speeds reach the fastest pace of 25km/h (15.5mph), perhaps providing marginal relief from the otherwise consistent heat and humidity. Weather in July »
Weather in August
August continues the pattern established by July, as temperatures remain high. However, this is the month where Mero sees a significant enhancement in rainfall, recording the highest annual rainfall of 80mm (3.15"). Simultaneously, there is a decrease in wind speed, which combined with the rainfall, lends the weather a wetter and increasingly humid touch. Weather in August »
Weather in September
Equally wet as August, but slightly warmer, with September begins the gradual subsiding of the year-long rainy season in Mero. The humidity remains high at 76% but the slight drop in temperature might bring locals some respite. Weather in September »
Weather in October
October presents itself with a minor fall in temperatures making it a tad cooler than September. Similarly, rainfall decreases a little bit as well, clocking in at 80mm (3.15") down from September's 82mm (3.23"). Even though these changes are relatively small, they play into making October an agreeably comfortable month. Weather in October »
Weather in November
As November rolls in, the weather in Mero changes subtly. Slight cooling continues with decrease in both humidity and temperature levels combined with a drop in rainfall to 73mm (2.87"). This month also marks a decrease in the number of sunshine hours, giving dominion to slightly cooler, breezier days. Weather in November »
Weather in December
December, the final month of the year, brings further relief as temperatures start to cool off, albeit rather slightly. There is a significant fall in rainfall, concluding the year with 45mm (1.77"), signaling a dry spell following a year filled with frequent showers. Weather in December »
Updated: Jan 27, 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
What time of the year is the coldest in Mero?
Mero's January weather, marked by an average high temperature of 26.2°C (79.2°F) and an average low temperature of 25.1°C (77.2°F), is the coldest in the year.
How many days does it rain in Mero?
Throughout the year, in Mero, Dominica, there are 238.3 rainfall days, and 663mm (26.1") of precipitation is accumulated.
When is the highest UV index in Mero?
The months with the highest UV index are January through December, with an average maximum UV index of 7.
What is the month with the lowest UV index in Mero?
January through December, with an average maximum UV index of 7, are months with the lowest UV index in Mero.
What is the least humid month in Mero?
February is the least humid month in Mero, with an average relative humidity of 74%.
What is the driest month in Mero?
February is the month with the least rainfall in Mero. Rain falls for 16.8 days and accumulates 23mm (0.91") of precipitation.
What are the most humid months in Mero?
May through August and November, with an average relative humidity of 77%, are most humid months in Mero, Dominica.
When are the longest days in Mero?
The month with the longest days in Mero, Dominica, is June, with an average of 13h and 0min of daylight.
What are the months with the most sunshine in Mero?
The months with the most sunshine are August and September, with an average of 10.1h of sunshine.
What part of the year is the hottest in Mero?
Mero, Dominica, records the warmest temperatures in September, averaging a high of 29.1°C (84.4°F) and a low of 27.6°C (81.7°F).
What is the wettest month in Mero?
The month with the most rainfall in Mero, Dominica, is September, when the rain falls for 20 days and typically aggregates up to 82mm (3.23") of precipitation.
What is the month with the least sunshine in Mero?
The months with the least sunshine are November and December, with an average of 6.5h of sunshine.
What is the month with the shortest days in Mero?
The month with the shortest days is December, with an average of 11h and 12min of daylight.
Is there Daylight Saving Time (DST) in Mero?
Mero, Dominica, does not utilize Daylight Saving Time (DST). AST timezone is used over the entire year.
Average temperature
Mero, Dominica
The warmest month (with the highest average high temperature) is September (29.1°C).
The month with the lowest average high temperature is January (26.2°C).
The month with the highest average low temperature is September (27.6°C).
The coldest month (with the lowest average low temperature) is February (24.8°C).
Average pressure
Mero, Dominica
- Average pressure in January:
1015.6mbar - Average pressure in February:
1015.5mbar - Average pressure in March:
1015.2mbar - Average pressure in April:
1014.8mbar - Average pressure in May:
1015mbar - Average pressure in June:
1015.7mbar
- Average pressure in July:
1015.4mbar - Average pressure in August:
1014.1mbar - Average pressure in September:
1012.9mbar - Average pressure in October:
1012.3mbar - Average pressure in November:
1012.2mbar - Average pressure in December:
1014.3mbar
The month with the highest atmospheric pressure is June (1015.7mbar).
The month with the lowest atmospheric pressure is November (1012.2mbar).
Average wind speed
Mero, Dominica
- Average wind speed in January:
26.1km/h - Average wind speed in February:
25.6km/h - Average wind speed in March:
24km/h - Average wind speed in April:
23.6km/h - Average wind speed in May:
23.6km/h - Average wind speed in June:
24.9km/h
- Average wind speed in July:
25km/h - Average wind speed in August:
22.6km/h - Average wind speed in September:
19.8km/h - Average wind speed in October:
19.3km/h - Average wind speed in November:
21.3km/h - Average wind speed in December:
24.1km/h
The windiest month (with the highest average wind speed) is January (26.1km/h).
The calmest month (with the lowest average wind speed) is October (19.3km/h).
Average humidity
Mero, Dominica
The months with the highest relative humidity are May, June, July, August and November (77%).
The month with the lowest relative humidity is February (74%).
Average rainfall
Mero, Dominica
The wettest month (with the highest rainfall) is September (82mm).
The driest month (with the least rainfall) is February (23mm).
Average rainfall days
Mero, Dominica
- Average rainfall days in January:
19 days - Average rainfall days in February:
16.8 days - Average rainfall days in March:
16.2 days - Average rainfall days in April:
20.5 days - Average rainfall days in May:
22 days - Average rainfall days in June:
17.9 days
- Average rainfall days in July:
21.5 days - Average rainfall days in August:
21.1 days - Average rainfall days in September:
20 days - Average rainfall days in October:
21.3 days - Average rainfall days in November:
21.1 days - Average rainfall days in December:
20.9 days
The month with the highest number of rainy days is May (22 days).
The month with the least rainy days is March (16.2 days).
Average daylight / Average sunshine
Mero, Dominica
- Average daylight in January:
11h and 2min - Average daylight in February:
11h and 4min - Average daylight in March:
12h and 1min - Average daylight in April:
12h and 3min - Average daylight in May:
12h and 5min - Average daylight in June:
13h and 0min
- Average daylight in July:
12h and 5min - Average daylight in August:
12h and 4min - Average daylight in September:
12h and 1min - Average daylight in October:
11h and 5min - Average daylight in November:
11h and 2min - Average daylight in December:
11h and 1min
The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 12min).
- Average sunshine in January:
7h and 1min - Average sunshine in February:
8h and 5min - Average sunshine in March:
8h and 3min - Average sunshine in April:
10h and 0min - Average sunshine in May:
9h and 4min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
9h and 3min - Average sunshine in August:
10h and 1min - Average sunshine in September:
10h and 1min - Average sunshine in October:
8h and 0min - Average sunshine in November:
6h and 3min - Average sunshine in December:
6h and 3min
The months with the most sunshine are August and September (Average sunshine: 10h and 6min).
The months with the least sunshine are November and December (Average sunshine: 6h and 30min).
Average sunshine days
Mero, Dominica
- Average sunshine days in January:
6.9 days - Average sunshine days in February:
6.5 days - Average sunshine days in March:
7.9 days - Average sunshine days in April:
5 days - Average sunshine days in May:
4.6 days - Average sunshine days in June:
5 days
- Average sunshine days in July:
4.2 days - Average sunshine days in August:
5.8 days - Average sunshine days in September:
6.9 days - Average sunshine days in October:
6.3 days - Average sunshine days in November:
5.4 days - Average sunshine days in December:
5.7 days
The month with the most sunshine days is March (7.9 days).
The month with the least sunshine days is July (4.2 days).
Average UV index
Mero, Dominica
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Average cloud cover
Mero, Dominica
The month with the most cloud cover is June (Cloud cover 47).
The month with the least cloud cover is February (Cloud cover 34).
Average visibility
Mero, Dominica
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).
Mero, Dominica
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