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Contents
- 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
Weather in January
January, like December, in Hewaheta, Sri Lanka, is another warm winter month, with an average temperature varying between 15.8°C (60.4°F) and 25°C (77°F). The advent of January brings an average high-temperature of a still warm 25°C (77°F), exhibiting minor difference from the previous month. Weather in January »
Weather in February
February, the last month of the winter in Hewaheta, is also a moderately hot month, with an average temperature ranging between max 26°C (78.8°F) and min 15.3°C (59.5°F). The advent of February brings an average high-temperature of a still moderately hot 26°C (78.8°F), almost identical to the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Hewaheta, is still a warm month, with an average temperature fluctuating between 16.2°C (61.2°F) and 27.5°C (81.5°F). Hewaheta's shift into March sets the average high-temperature at a still warm 27.5°C (81.5°F), a figure that deviates only slightly from February's 26°C (78.8°F). Weather in March »
Weather in April
April, like March, in Hewaheta, Sri Lanka, is another warm spring month, with temperature in the range of an average high of 27.6°C (81.7°F) and an average low of 17.9°C (64.2°F). Hewaheta registers the highest average temperatures during the month of April, with peaks of 27.6°C (81.7°F) and lows of 17.9°C (64.2°F). April's average heat index is appraised at a tropical 32°C (89.6°F). Weather in April »
Weather in May
The last month of the spring, May, is also a moderately hot month in Hewaheta, Sri Lanka, with an average temperature varying between 27.3°C (81.1°F) and 19.1°C (66.4°F). As May takes hold, the average high-temperature is a still warm 27.3°C (81.1°F), nearly mirroring that of the previous month. Weather in May »
Weather in June
June, the first month of the summer in Hewaheta, is still a warm month, with temperature in the range of an average high of 27°C (80.6°F) and an average low of 19°C (66.2°F). June's average high-temperature stands at a still moderately hot 27°C (80.6°F), showing little deviation from May's 27.3°C (81.1°F). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Hewaheta, Sri Lanka, with temperature in the range of an average low of 18.6°C (65.5°F) and an average high of 27.2°C (81°F). The start of July marks an average high-temperature of a still warm 27.2°C (81°F), hardly distinguishable from the conditions in June. Weather in July »
Weather in August
August, the last month of the summer in Hewaheta, is also a moderately hot month, with temperature in the range of an average low of 18.4°C (65.1°F) and an average high of 27.1°C (80.8°F). August's commencement is accompanied by an average high-temperature of a still warm 27.1°C (80.8°F), diverging marginally from July's 27.2°C (81°F). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Hewaheta, Sri Lanka, with temperature in the range of an average low of 18.7°C (65.7°F) and an average high of 27.1°C (80.8°F). As September starts, an average high temperature of a still moderately hot 27.1°C (80.8°F) suggests no significant change from August. Weather in September »
Weather in October
October, the same as September, is a moderately hot autumn month in Hewaheta, Sri Lanka, with temperature in the range of an average high of 26°C (78.8°F) and an average low of 18.1°C (64.6°F). During October, the average high-temperature is a still warm 26°C (78.8°F), maintaining a close resemblance to that of the preceding month. Weather in October »
Weather in November
November, the last month of the autumn in Hewaheta, is another warm month, with an average temperature varying between 17.5°C (63.5°F) and 24.8°C (76.6°F). Hewaheta greets November with an average high-temperature of a still warm 24.8°C (76.6°F), marking a slight deviation from the preceding month. Weather in November »
Weather in December
December, the first month of the winter in Hewaheta, is still a warm month, with an average temperature varying between 17°C (62.6°F) and 24.3°C (75.7°F). With average temperatures fluctuating between a high of 24.3°C (75.7°F) and a low of 17°C (62.6°F), December stands out as the coldest month. Weather in December »
Updated: Feb 6, 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 is the driest month in Hewaheta?
The month with the least rainfall is January, when the rain falls for 18 days and typically collects 85mm (3.35") of precipitation.
How much does it rain in Hewaheta?
Throughout the year, there are 297.4 rainfall days, and 2784mm (109.61") of precipitation is accumulated.
What is the month with the lowest UV index in Hewaheta?
January, October through December, with an average maximum UV index of 5, are months with the lowest UV index.
When is the highest UV index in Hewaheta?
The months with the highest UV index in Hewaheta, Sri Lanka, are February through September, with an average maximum UV index of 6.
What is the least humid month in Hewaheta?
The least humid month is March, with an average relative humidity of 80%.
What is the warmest month in Hewaheta?
April is the month when Hewaheta experiences its warmest temperatures, averaging a high of 27.6°C (81.7°F) and a low of 17.9°C (64.2°F).
When are the longest days in Hewaheta?
With an average of 12h and 30min of daylight, June has the longest days of the year in Hewaheta, Sri Lanka.
What month has the most sunshine in Hewaheta?
With an average of 10h of sunshine, June has the most sunshine of the year in Hewaheta, Sri Lanka.
What is the rainiest month in Hewaheta?
October is the month with the most rainfall in Hewaheta. Rain falls for 28.8 days and accumulates 656mm (25.83") of precipitation.
What is the most humid month in Hewaheta?
With an average relative humidity of 89%, November is the most humid month in Hewaheta, Sri Lanka.
What time of the year is the coldest in Hewaheta?
Hewaheta's coldest temperatures are experienced in December, with average high temperatures of 24.3°C (75.7°F) and lows of 17°C (62.6°F).
What is the month with the shortest days in Hewaheta?
December has the shortest days of the year in Hewaheta, Sri Lanka, with an average of 11h and 42min of daylight.
Is there Daylight Saving Time (DST) in Hewaheta?
Hewaheta, Sri Lanka, does not observe Daylight Saving Time (DST). +0530 timezone is used over the entire year.
What is the month with the least sunshine in Hewaheta?
The month with the least sunshine is December, with an average of 4.6h of sunshine.
Average temperature
Hewaheta, Sri Lanka
The warmest month (with the highest average high temperature) is April (27.6°C).
The month with the lowest average high temperature is December (24.3°C).
The month with the highest average low temperature is May (19.1°C).
The coldest month (with the lowest average low temperature) is February (15.3°C).
Average pressure
Hewaheta, Sri Lanka
- Average pressure in January:
1011.7mbar - Average pressure in February:
1011.4mbar - Average pressure in March:
1010.8mbar - Average pressure in April:
1009.7mbar - Average pressure in May:
1008.4mbar - Average pressure in June:
1008.3mbar
- Average pressure in July:
1008.4mbar - Average pressure in August:
1008.7mbar - Average pressure in September:
1009.5mbar - Average pressure in October:
1009.8mbar - Average pressure in November:
1009.8mbar - Average pressure in December:
1010.4mbar
The month with the highest atmospheric pressure is January (1011.7mbar).
The month with the lowest atmospheric pressure is June (1008.3mbar).
Average wind speed
Hewaheta, Sri Lanka
- Average wind speed in January:
5.2km/h - Average wind speed in February:
4.5km/h - Average wind speed in March:
3.5km/h - Average wind speed in April:
3.3km/h - Average wind speed in May:
6.3km/h - Average wind speed in June:
9.1km/h
- Average wind speed in July:
8.7km/h - Average wind speed in August:
8.2km/h - Average wind speed in September:
7.1km/h - Average wind speed in October:
4.7km/h - Average wind speed in November:
4.1km/h - Average wind speed in December:
5km/h
The windiest month (with the highest average wind speed) is June (9.1km/h).
The calmest month (with the lowest average wind speed) is April (3.3km/h).
Average humidity
Hewaheta, Sri Lanka
The month with the highest relative humidity is November (89%).
The month with the lowest relative humidity is March (80%).
Average rainfall
Hewaheta, Sri Lanka
- Average rainfall in January:
85mm - Average rainfall in February:
158mm - Average rainfall in March:
121mm - Average rainfall in April:
273mm - Average rainfall in May:
290mm - Average rainfall in June:
112mm
- Average rainfall in July:
128mm - Average rainfall in August:
135mm - Average rainfall in September:
182mm - Average rainfall in October:
656mm - Average rainfall in November:
416mm - Average rainfall in December:
228mm
The wettest month (with the highest rainfall) is October (656mm).
The driest month (with the least rainfall) is January (85mm).
Average rainfall days
Hewaheta, Sri Lanka
- Average rainfall days in January:
18 days - Average rainfall days in February:
16.3 days - Average rainfall days in March:
20.8 days - Average rainfall days in April:
27.2 days - Average rainfall days in May:
29.8 days - Average rainfall days in June:
25.5 days
- Average rainfall days in July:
25.2 days - Average rainfall days in August:
27 days - Average rainfall days in September:
25.5 days - Average rainfall days in October:
28.8 days - Average rainfall days in November:
27.9 days - Average rainfall days in December:
25.4 days
The month with the highest number of rainy days is May (29.8 days).
The month with the least rainy days is February (16.3 days).
Average daylight / Average sunshine
Hewaheta, Sri Lanka
- Average daylight in January:
11h and 5min - Average daylight in February:
11h and 5min - Average daylight in March:
12h and 1min - Average daylight in April:
12h and 2min - Average daylight in May:
12h and 2min - Average daylight in June:
12h and 3min
- Average daylight in July:
12h and 3min - Average daylight in August:
12h and 2min - Average daylight in September:
12h and 1min - Average daylight in October:
12h and 0min - Average daylight in November:
11h and 5min - Average daylight in December:
11h and 4min
The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 42min).
- Average sunshine in January:
7h and 1min - Average sunshine in February:
7h and 2min - Average sunshine in March:
7h and 5min - Average sunshine in April:
8h and 2min - Average sunshine in May:
9h and 1min - Average sunshine in June:
10h and 0min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
8h and 1min - Average sunshine in September:
9h and 3min - Average sunshine in October:
7h and 0min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).
Average sunshine days
Hewaheta, Sri Lanka
- Average sunshine days in January:
10.8 days - Average sunshine days in February:
11 days - Average sunshine days in March:
8.5 days - Average sunshine days in April:
1.5 days - Average sunshine days in May:
0.8 days - Average sunshine days in June:
1.3 days
- Average sunshine days in July:
2 days - Average sunshine days in August:
1.8 days - Average sunshine days in September:
2.2 days - Average sunshine days in October:
1.9 days - Average sunshine days in November:
1.4 days - Average sunshine days in December:
4.5 days
The month with the most sunshine days is February (11 days).
The month with the least sunshine days is May (0.8 days).
Average UV index
Hewaheta, Sri Lanka
The months with the highest UV index are February, March, April, May, June, July, August and September (UV index 6).
The months with the lowest UV index are January, October, November and December (UV index 5).
Average cloud cover
Hewaheta, Sri Lanka
The month with the most cloud cover is November (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 42).
Average visibility
Hewaheta, Sri Lanka
The months with the highest visibility are June, July and August (9km).
The months with the lowest visibility are November and December (6km).
