Climate and monthly weather forecastUdawalawa, Sri Lanka
Climate and monthly weather forecast
Weather in January
January, like December, in Udawalawa, Sri Lanka, is a moderately hot winter month, with an average temperature ranging between max 29.2°C (84.6°F) and min 23.9°C (75°F). January's presence records an average high-temperature of a still warm 29.2°C (84.6°F), closely mirroring December's climate. Weather in January »Weather in February
February, the last month of the winter in Udawalawa, is also a moderately hot month, with an average temperature ranging between max 29.7°C (85.5°F) and min 24.3°C (75.7°F). The advent of February reveals an average high-temperature of a still warm 29.7°C (85.5°F), showing minimal difference from the prior month. Weather in February »Weather in March
The first month of the spring, March, is a hot month in Udawalawa, Sri Lanka, with an average temperature ranging between min 24.9°C (76.8°F) and max 30.4°C (86.7°F). The shift into March reveals an average high-temperature of a tropical 30.4°C (86.7°F), closely mirroring February's climate. Weather in March »Weather in April
April, the same as March, in Udawalawa, Sri Lanka, is another tropical spring month, with an average temperature ranging between min 26°C (78.8°F) and max 31.1°C (88°F). April is the warmest month, with an average high-temperature of 31.1°C (88°F) and an average low-temperature of 26°C (78.8°F). In April, the average heat index is computed to be a blistering 40°C (104°F). Weather in April »Weather in May
The last month of the spring, May, is another hot month in Udawalawa, Sri Lanka, with an average temperature ranging between max 30.8°C (87.4°F) and min 26.7°C (80.1°F). Udawalawa's weather in May indicates an average high-temperature of a still tropical 30.8°C (87.4°F), nearly consistent with the 31.1°C (88°F) of April. Weather in May »Weather in June
The first month of the summer, June, is still a tropical month in Udawalawa, Sri Lanka, with temperature in the range of an average high of 30.6°C (87.1°F) and an average low of 26.6°C (79.9°F). As Udawalawa, Sri Lanka, transitions from May to June, the average high-temperatures adjust to a still hot 30.6°C (87.1°F), nearly the same as the previous 30.8°C (87.4°F). Weather in June »Weather in July
July, the same as June, in Udawalawa, Sri Lanka, is another hot summer month, with an average temperature varying between 26.3°C (79.3°F) and 30.7°C (87.3°F). Udawalawa's weather in July, with an average high-temperature of a still tropical 30.7°C (87.3°F), subtly shifts from June's 30.6°C (87.1°F). Weather in July »Weather in August
The last month of the summer, August, is another hot month in Udawalawa, Sri Lanka, with an average temperature varying between 26.3°C (79.3°F) and 30.4°C (86.7°F). Udawalawa observes a minor difference in average high-temperatures between July's 30.7°C (87.3°F) and August's 30.4°C (86.7°F). Weather in August »Weather in September
The first month of the autumn, September, is still a hot month in Udawalawa, Sri Lanka, with temperature in the range of an average high of 30.1°C (86.2°F) and an average low of 26°C (78.8°F). In the transition from August to September, Udawalawa reports an average high-temperature of a still tropical 30.1°C (86.2°F), indicating a close resemblance to the prior month. Weather in September »Weather in October
October, the same as September, in Udawalawa, Sri Lanka, is a hot autumn month, with an average temperature ranging between max 30°C (86°F) and min 25.9°C (78.6°F). During October, Udawalawa records an average high-temperature of a still tropical 30°C (86°F), marking a slight divergence from September's 30.1°C (86.2°F). Weather in October »Weather in November
The last month of the autumn, November, is another warm month in Udawalawa, Sri Lanka, with temperature in the range of an average low of 25.3°C (77.5°F) and an average high of 29.2°C (84.6°F). Entering November, the average high-temperature is recorded at a warm 29.2°C (84.6°F), exhibiting a minimal shift from October's 30°C (86°F). Weather in November »Weather in December
December, the first month of the winter in Udawalawa, is also a moderately hot month, with temperature in the range of an average high of 29°C (84.2°F) and an average low of 24.5°C (76.1°F). December, noted for its average high-temperature of 29°C (84.2°F) and an average low-temperature of 24.5°C (76.1°F), is considered the coldest month. December's mean heat index is computed to be a torrid 35°C (95°F). 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
In Udawalawa, Sri Lanka, during the entire year, the rain falls for 192.9 days and collects up to 942mm (37.09") of precipitation.
The months with the highest UV index are January through September, November and December, with an average maximum UV index of 7.
April stands out as Udawalawa's warmest month, with temperatures ranging between an average high of 31.1°C (88°F) and a low of 26°C (78.8°F).
With an average of 12h and 30min of daylight, June has the longest days of the year.
June has the most sunshine of the year in Udawalawa, Sri Lanka, with an average of 11.3h of sunshine.
The least humid month in Udawalawa, Sri Lanka, is July, with an average relative humidity of 74%.
The month with the least rainfall is July, when the rain falls for 10.6 days and typically collects 16mm (0.63") of precipitation.
With an average maximum UV index of 6, October is the month with the lowest UV index in Udawalawa, Sri Lanka.
November and December, with an average relative humidity of 79%, are most humid months in Udawalawa.
The month with the most rainfall in Udawalawa, Sri Lanka, is November, when the rain falls for 25.3 days and typically aggregates up to 182mm (7.17") of precipitation.
In Udawalawa, December is the month with the lowest recorded average temperatures, measuring a high of 29°C (84.2°F) and a low of 24.5°C (76.1°F).
With an average of 11h and 48min of daylight, December has the shortest days of the year in Udawalawa, Sri Lanka.
Udawalawa, Sri Lanka, does not utilize Daylight Saving Time (DST). +0530 timezone is used throughout the entire year.
December has the least sunshine of the year in Udawalawa, with an average of 6.6h of sunshine.
Average temperature
Udawalawa, Sri Lanka
The warmest month (with the highest average high temperature) is April (31.1°C).
The month with the lowest average high temperature is December (29°C).
The month with the highest average low temperature is May (26.7°C).
The coldest month (with the lowest average low temperature) is January (23.9°C).
Average pressure
Udawalawa, Sri Lanka
- Average pressure in January:
1011.5mbar - Average pressure in February:
1011.2mbar - Average pressure in March:
1010.8mbar - Average pressure in April:
1009.8mbar - 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:
1010mbar - Average pressure in November:
1009.8mbar - Average pressure in December:
1010.2mbar
The month with the highest atmospheric pressure is January (1011.5mbar).
The month with the lowest atmospheric pressure is May (1008.6mbar).
Average wind speed
Udawalawa, Sri Lanka
- Average wind speed in January:
16.7km/h - Average wind speed in February:
17.3km/h - Average wind speed in March:
13.3km/h - Average wind speed in April:
12km/h - Average wind speed in May:
21.4km/h - Average wind speed in June:
26.4km/h
- Average wind speed in July:
26.3km/h - Average wind speed in August:
26.1km/h - Average wind speed in September:
23.5km/h - Average wind speed in October:
16.8km/h - Average wind speed in November:
11.7km/h - Average wind speed in December:
14.4km/h
The windiest month (with the highest average wind speed) is June (26.4km/h).
The calmest month (with the lowest average wind speed) is November (11.7km/h).
Average humidity
Udawalawa, Sri Lanka
The months with the highest relative humidity are November and December (79%).
The month with the lowest relative humidity is July (74%).
Average rainfall
Udawalawa, Sri Lanka
The wettest month (with the highest rainfall) is November (182mm).
The driest month (with the least rainfall) is July (16mm).
Average rainfall days
Udawalawa, Sri Lanka
- Average rainfall days in January:
11.3 days - Average rainfall days in February:
10.9 days - Average rainfall days in March:
15.5 days - Average rainfall days in April:
22.8 days - Average rainfall days in May:
17.8 days - Average rainfall days in June:
10.7 days
- Average rainfall days in July:
10.6 days - Average rainfall days in August:
11 days - Average rainfall days in September:
14.4 days - Average rainfall days in October:
22.5 days - Average rainfall days in November:
25.3 days - Average rainfall days in December:
20.1 days
The month with the highest number of rainy days is November (25.3 days).
The month with the least rainy days is July (10.6 days).
Average daylight / Average sunshine
Udawalawa, Sri Lanka
- Average daylight in January:
11h and 48min - Average daylight in February:
11h and 54min - Average daylight in March:
12h and 6min - Average daylight in April:
12h and 18min - Average daylight in May:
12h and 24min - Average daylight in June:
12h and 30min
- Average daylight in July:
12h and 30min - Average daylight in August:
12h and 18min - Average daylight in September:
12h and 12min - Average daylight in October:
12h and 0min - Average daylight in November:
11h and 48min - Average daylight in December:
11h and 48min
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 48min).
- Average sunshine in January:
9h and 12min - Average sunshine in February:
9h and 12min - Average sunshine in March:
9h and 24min - Average sunshine in April:
10h and 12min - Average sunshine in May:
10h and 54min - Average sunshine in June:
11h and 18min
- Average sunshine in July:
10h and 48min - Average sunshine in August:
9h and 36min - Average sunshine in September:
10h and 42min - Average sunshine in October:
8h and 30min - Average sunshine in November:
7h and 54min - Average sunshine in December:
6h and 36min
The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).
Average sunshine days
Udawalawa, Sri Lanka
- Average sunshine days in January:
18.3 days - Average sunshine days in February:
15.3 days - Average sunshine days in March:
13.3 days - Average sunshine days in April:
4.7 days - Average sunshine days in May:
9.6 days - Average sunshine days in June:
14.8 days
- Average sunshine days in July:
17.2 days - Average sunshine days in August:
15.7 days - Average sunshine days in September:
12.5 days - Average sunshine days in October:
7 days - Average sunshine days in November:
3.6 days - Average sunshine days in December:
9.2 days
The month with the most sunshine days is January (18.3 days).
The month with the least sunshine days is November (3.6 days).
Average UV index
Udawalawa, Sri Lanka
The months with the highest UV index are January, February, March, April, May, June, July, August, September, November and December (UV index 7).
The month with the lowest UV index is October (UV index 6).
Average cloud cover
Udawalawa, Sri Lanka
The month with the most cloud cover is November (Cloud cover 40).
The month with the least cloud cover is March (Cloud cover 21).
Average visibility
Udawalawa, Sri Lanka
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (10km).
The month with the lowest visibility is November (9km).
