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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
Weather in January
January in Weliweriya, Sri Lanka, is a hot winter month, with an average temperature varying between 23.1°C (73.6°F) and 30.8°C (87.4°F). Entering January, the average high-temperature is recorded at a tropical 30.8°C (87.4°F), exhibiting a minimal shift from December's 29.9°C (85.8°F). Weather in January »
Weather in February
The last month of the winter, February, is also a hot month in Weliweriya, Sri Lanka, with an average temperature varying between 23.3°C (73.9°F) and 31.4°C (88.5°F). With the transition into February, Weliweriya notes an average high-temperature of a still hot 31.4°C (88.5°F), closely resembling January. Weather in February »
Weather in March
The first month of the spring, March, is also a hot month in Weliweriya, Sri Lanka, with an average temperature ranging between min 24.3°C (75.7°F) and max 31.8°C (89.2°F). Weliweriya's warmest months, March and April, record an average high-temperature of 31.8°C (89.2°F). The heat index value during March is evaluated at a scorching 42°C (107.6°F). Weather in March »
Weather in April
April, the same as March, in Weliweriya, Sri Lanka, is a hot spring month, with an average temperature fluctuating between 25.8°C (78.4°F) and 31.8°C (89.2°F). Weliweriya sees the highest average temperatures during the months of March and April, peaking at 31.8°C (89.2°F). Throughout April, the heat index is evaluated at a blisteringly hot 42°C (107.6°F). Weather in April »
Weather in May
The last month of the spring, May, is another tropical month in Weliweriya, Sri Lanka, with an average temperature ranging between min 26.3°C (79.3°F) and max 30.6°C (87.1°F). May brings a marginal elevation to a still tropical 30.6°C (87.1°F) from April's 31.8°C (89.2°F) in Weliweriya's average high-temperatures. Weather in May »
Weather in June
The first month of the summer, June, is still a warm month in Weliweriya, Sri Lanka, with an average temperature fluctuating between 25.8°C (78.4°F) and 29.3°C (84.7°F). The arrival of June brings an average high-temperature of a warm 29.3°C (84.7°F), subtly diverging from May's 30.6°C (87.1°F). Weather in June »
Weather in July
July, like June, in Weliweriya, Sri Lanka, is another warm summer month, with an average temperature varying between 28.9°C (84°F) and 25.3°C (77.5°F). Weliweriya witnesses its lowest temperatures during July and August, when the average high-temperature reaches 28.9°C (84°F). In July, the average heat index is evaluated at a very hot 35°C (95°F). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Weliweriya, Sri Lanka, with temperature in the range of an average low of 25.2°C (77.4°F) and an average high of 28.9°C (84°F). Weliweriya witnesses its lowest temperatures in July and August, reaching an average of 28.9°C (84°F). For August, the heat index is evaluated at a very hot 35°C (95°F). Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Weliweriya, Sri Lanka, with an average temperature ranging between max 29.1°C (84.4°F) and min 24.9°C (76.8°F). As August turns into September, the average high-temperatures rest at a still moderately hot 29.1°C (84.4°F), showing a minor variation from the prior month. Weather in September »
Weather in October
October is a tropical autumn month in Weliweriya, Sri Lanka, with an average temperature fluctuating between 30°C (86°F) and 25°C (77°F). On the advent of October, Weliweriya's average high-temperature exhibits a minor adjustment to a hot 30°C (86°F) from September's 29.1°C (84.4°F). Weather in October »
Weather in November
November, the last month of the autumn in Weliweriya, is another hot month, with an average temperature fluctuating between 30.1°C (86.2°F) and 24.5°C (76.1°F). With the onset of November, a modest change to a still tropical 30.1°C (86.2°F) from October's 30°C (86°F) is noted in high-temperature. Weather in November »
Weather in December
December, the first month of the winter in Weliweriya, is also a moderately hot month, with an average temperature varying between 23.7°C (74.7°F) and 29.9°C (85.8°F). During December, the average high-temperature is a warm 29.9°C (85.8°F), maintaining a close resemblance to that of the preceding 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 are the least humid months in Weliweriya?
January and February, with an average relative humidity of 74%, are the least humid months in Weliweriya, Sri Lanka.
What is the driest month in Weliweriya?
January is the month with the least rainfall in Weliweriya. Rain falls for 11.6 days and accumulates 40mm (1.57") of precipitation.
How much does it rain in Weliweriya?
In Weliweriya, Sri Lanka, during the entire year, the rain falls for 289.4 days and collects up to 2262mm (89.06") of precipitation.
What month has the most sunshine in Weliweriya?
With an average of 9.1h of sunshine, January has the most sunshine of the year in Weliweriya.
What is the month with the highest UV index in Weliweriya?
The months with the highest UV index are January through April, July, September, November and December, with an average maximum UV index of 7.
What part of the year is the hottest in Weliweriya?
March and April are identified as the warmest months, with an average high-temperature of 31.8°C (89.2°F).
What is the month with the lowest UV index in Weliweriya?
The months with the lowest UV index are May, June, August and October, with an average maximum UV index of 6.
What is the most humid month in Weliweriya?
The months with the highest humidity are June through August, with an average relative humidity of 83%.
What is the rainiest month in Weliweriya?
June is the month with the most rainfall in Weliweriya. Rain falls for 29.3 days and accumulates 341mm (13.43") of precipitation.
When are the longest days in Weliweriya?
June has the longest days of the year, with an average of 12h and 30min of daylight.
What is the coldest time of year in Weliweriya?
During July and August, Weliweriya registers its lowest temperatures, averaging a high of 28.9°C (84°F).
What is the month with the least sunshine in Weliweriya?
The month with the least sunshine in Weliweriya, Sri Lanka, is November, with an average of 6.7h of sunshine.
What is the month with the shortest days in Weliweriya?
December has the shortest days of the year in Weliweriya, Sri Lanka, with an average of 11h and 42min of daylight.
Is there Daylight Saving Time (DST) in Weliweriya?
Weliweriya, Sri Lanka, does not observe Daylight Saving Time (DST). +0530 timezone is used throughout the entire year.
Average temperature
Weliweriya, Sri Lanka
The warmest months (with the highest average high temperature) are March and April (31.8°C).
The months with the lowest average high temperature are July and August (28.9°C).
The month with the highest average low temperature is May (26.3°C).
The coldest month (with the lowest average low temperature) is January (23.1°C).
Average pressure
Weliweriya, Sri Lanka
- Average pressure in January:
1011.6mbar - Average pressure in February:
1011.3mbar - Average pressure in March:
1010.7mbar - Average pressure in April:
1009.7mbar - Average pressure in May:
1008.6mbar - Average pressure in June:
1008.7mbar
- Average pressure in July:
1008.7mbar - Average pressure in August:
1009.1mbar - Average pressure in September:
1009.8mbar - Average pressure in October:
1009.9mbar - Average pressure in November:
1009.8mbar - Average pressure in December:
1010.4mbar
The month with the highest atmospheric pressure is January (1011.6mbar).
The month with the lowest atmospheric pressure is May (1008.6mbar).
Average wind speed
Weliweriya, Sri Lanka
- Average wind speed in January:
12.8km/h - Average wind speed in February:
9.9km/h - Average wind speed in March:
8km/h - Average wind speed in April:
8.6km/h - Average wind speed in May:
12.9km/h - Average wind speed in June:
15.1km/h
- Average wind speed in July:
14.1km/h - Average wind speed in August:
14.2km/h - Average wind speed in September:
13.2km/h - Average wind speed in October:
10.2km/h - Average wind speed in November:
8.9km/h - Average wind speed in December:
11.5km/h
The windiest month (with the highest average wind speed) is June (15.1km/h).
The calmest month (with the lowest average wind speed) is March (8km/h).
Average humidity
Weliweriya, Sri Lanka
The months with the highest relative humidity are June, July and August (83%).
The months with the lowest relative humidity are January and February (74%).
Average rainfall
Weliweriya, Sri Lanka
- Average rainfall in January:
40mm - Average rainfall in February:
47mm - Average rainfall in March:
66mm - Average rainfall in April:
137mm - Average rainfall in May:
306mm - Average rainfall in June:
341mm
- Average rainfall in July:
256mm - Average rainfall in August:
287mm - Average rainfall in September:
206mm - Average rainfall in October:
237mm - Average rainfall in November:
191mm - Average rainfall in December:
148mm
The wettest month (with the highest rainfall) is June (341mm).
The driest month (with the least rainfall) is January (40mm).
Average rainfall days
Weliweriya, Sri Lanka
- Average rainfall days in January:
11.6 days - Average rainfall days in February:
13.8 days - Average rainfall days in March:
19.8 days - Average rainfall days in April:
25.4 days - Average rainfall days in May:
28.8 days - Average rainfall days in June:
29.3 days
- Average rainfall days in July:
29.8 days - Average rainfall days in August:
30.2 days - Average rainfall days in September:
26.9 days - Average rainfall days in October:
27 days - Average rainfall days in November:
25.7 days - Average rainfall days in December:
21.1 days
The month with the highest number of rainy days is August (30.2 days).
The month with the least rainy days is January (11.6 days).
Average daylight / Average sunshine
Weliweriya, 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:
9h and 1min - Average sunshine in February:
9h and 0min - Average sunshine in March:
9h and 0min - Average sunshine in April:
8h and 5min - Average sunshine in May:
8h and 4min - Average sunshine in June:
8h and 0min
- Average sunshine in July:
7h and 4min - Average sunshine in August:
7h and 0min - Average sunshine in September:
7h and 2min - Average sunshine in October:
7h and 4min - Average sunshine in November:
6h and 4min - Average sunshine in December:
6h and 5min
The month with the most sunshine is January (Average sunshine: 9h and 6min).
The month with the least sunshine is November (Average sunshine: 6h and 42min).
Average sunshine days
Weliweriya, Sri Lanka
- Average sunshine days in January:
17.2 days - Average sunshine days in February:
12.7 days - Average sunshine days in March:
8.2 days - Average sunshine days in April:
2.6 days - Average sunshine days in May:
1.3 days - Average sunshine days in June:
0.3 days
- Average sunshine days in July:
0.4 days - Average sunshine days in August:
0.3 days - Average sunshine days in September:
1.5 days - Average sunshine days in October:
1.7 days - Average sunshine days in November:
3.6 days - Average sunshine days in December:
8.3 days
The month with the most sunshine days is January (17.2 days).
The months with the least sunshine days are June and August (0.3 days).
Average UV index
Weliweriya, Sri Lanka
The months with the highest UV index are January, February, March, April, July, September, November and December (UV index 7).
The months with the lowest UV index are May, June, August and October (UV index 6).
Average cloud cover
Weliweriya, Sri Lanka
The month with the most cloud cover is June (Cloud cover 57).
The month with the least cloud cover is January (Cloud cover 24).
Average visibility
Weliweriya, Sri Lanka
The months with the highest visibility are January, February, March, April and December (10km).
The months with the lowest visibility are May, June, July, August, September, October and November (9km).
Weliweriya, Sri Lanka
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