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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 Kalupahana, Sri Lanka, is another warm winter month, with temperature in the range of an average low of 24°C (75.2°F) and an average high of 29.2°C (84.6°F). Kalupahana experiences a transition to a still moderately hot 29.2°C (84.6°F) in average high-temperatures with the arrival of January, not greatly differing from December's 28.9°C (84°F). Weather in January »
Weather in February
February, the last month of the winter in Kalupahana, is another warm month, with an average temperature fluctuating between 24.3°C (75.7°F) and 29.7°C (85.5°F). The onset of February marks an average high-temperature of a still moderately hot 29.7°C (85.5°F), hardly differing from January's 29.2°C (84.6°F). Weather in February »
Weather in March
The first month of the spring, March, is a hot month in Kalupahana, Sri Lanka, with an average temperature varying between 25.3°C (77.5°F) and 30.3°C (86.5°F). March and April mark Kalupahana's peak of temperatures, averaging a high-temperature of 30.3°C (86.5°F). The heat index for March is appraised at a very hot 38°C (100.4°F). Weather in March »
Weather in April
April, like March, is another tropical spring month in Kalupahana, Sri Lanka, with an average temperature ranging between min 26.4°C (79.5°F) and max 30.3°C (86.5°F). The warmest period is usually observed in March and April, with the average high-temperature peaking at 30.3°C (86.5°F). The heat index in April is appraised at a sweltering 38°C (100.4°F). Weather in April »
Weather in May
The last month of the spring, May, is another warm month in Kalupahana, Sri Lanka, with an average temperature ranging between max 29.5°C (85.1°F) and min 26.7°C (80.1°F). May's arrival registers an average high-temperature of a moderately hot 29.5°C (85.1°F), closely aligning with the temperature of the previous month. Weather in May »
Weather in June
June, the first month of the summer in Kalupahana, is still a warm month, with temperature in the range of an average high of 28.8°C (83.8°F) and an average low of 26.6°C (79.9°F). The onset of June notes an average high-temperature of a still warm 28.8°C (83.8°F), subtly shifted from May's 29.5°C (85.1°F). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Kalupahana, Sri Lanka, with an average temperature varying between 26.2°C (79.2°F) and 28.7°C (83.7°F). Kalupahana experiences a minor change to a still moderately hot 28.7°C (83.7°F) in average high-temperature during July, closely reflecting June. Weather in July »
Weather in August
August, the last month of the summer in Kalupahana, is also a moderately hot month, with temperature in the range of an average low of 25.9°C (78.6°F) and an average high of 28.3°C (82.9°F). Kalupahana sees its lowest temperatures during August and September, with an average high-temperature of 28.3°C (82.9°F). During August, the heat index is appraised at a tropical 33°C (91.4°F). Weather in August »
Weather in September
September, the first month of the autumn in Kalupahana, is also a moderately hot month, with an average temperature ranging between max 28.3°C (82.9°F) and min 25.8°C (78.4°F). August and September are identified as the coldest months, with an average high-temperature of 28.3°C (82.9°F). Throughout September, the heat index is appraised at a hot 33°C (91.4°F). Weather in September »
Weather in October
October, like September, in Kalupahana, Sri Lanka, is a moderately hot autumn month, with an average temperature ranging between max 28.8°C (83.8°F) and min 25.9°C (78.6°F). As Kalupahana transitions from September to October, the average high-temperatures adjust to a still warm 28.8°C (83.8°F), nearly the same as the previous 28.3°C (82.9°F). Weather in October »
Weather in November
The last month of the autumn, November, is another warm month in Kalupahana, Sri Lanka, with an average temperature varying between 25.3°C (77.5°F) and 29.2°C (84.6°F). Kalupahana observes an average high-temperature of a still moderately hot 29.2°C (84.6°F) in November, barely different from 28.8°C (83.8°F) in October. Weather in November »
Weather in December
December, the first month of the winter in Kalupahana, is still a warm month, with an average temperature varying between 28.9°C (84°F) and 24.8°C (76.6°F). The commencement of December records an average high-temperature of a still warm 28.9°C (84°F), barely varying from November's 29.2°C (84.6°F). Weather in December »
Updated: Jul 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 is the driest month?
The month with the least rainfall is January, when the rain falls for 14.8 days and typically collects 38mm (1.5") of precipitation.
How much does it rain?
In Kalupahana, during the entire year, the rain falls for 286.9 days and collects up to 1974mm (77.72") of precipitation.
What are the months with the highest UV index?
January through April, June through August, October through December, with an average maximum UV index of 7, are months with the highest UV index.
What is the least humid month?
The months with the lowest humidity are February and March, with an average relative humidity of 77%.
What are the warmest months?
Kalupahana's warmest period falls in March and April, when the average high-temperatures ascend to 30.3°C (86.5°F).
What month has the most sunshine?
With an average of 9.3h of sunshine, April has the most sunshine of the year.
What is the wettest month?
May is the month with the most rainfall. Rain falls for 27.7 days and accumulates 302mm (11.89") of precipitation.
What is the month with the lowest UV index?
The months with the lowest UV index are May and September, with an average maximum UV index of 6.
What are the most humid months?
The months with the highest humidity in Kalupahana, Sri Lanka, are June and September, with an average relative humidity of 82%.
When are the longest days?
The month with the longest days is June, with an average of 12h and 30min of daylight.
What month is the coldest?
Kalupahana's average lowest temperatures are recorded in August and September, reaching a high of 28.3°C (82.9°F).
What is the month with the shortest days?
December has the shortest days of the year, with an average of 11h and 48min of daylight.
Is there Daylight Saving Time (DST)?
Kalupahana does not utilize Daylight Saving Time (DST). +0530 timezone is used throughout the entire year.
What is the month with the least sunshine?
The month with the least sunshine is December, with an average of 7h of sunshine.
Average temperature
Kalupahana, Sri Lanka
The warmest months (with the highest average high temperature) are March and April (30.3°C).
The months with the lowest average high temperature are August and September (28.3°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 (24°C).
Average pressure
Kalupahana, Sri Lanka
- Average pressure in January:
1011.4mbar - Average pressure in February:
1011.1mbar - Average pressure in March:
1010.8mbar - Average pressure in April:
1009.9mbar - Average pressure in May:
1008.9mbar - Average pressure in June:
1009.2mbar
- Average pressure in July:
1009.2mbar - Average pressure in August:
1009.6mbar - Average pressure in September:
1010.2mbar - Average pressure in October:
1010.2mbar - Average pressure in November:
1009.8mbar - Average pressure in December:
1010.2mbar
The month with the highest atmospheric pressure is January (1011.4mbar).
The month with the lowest atmospheric pressure is May (1008.9mbar).
Average wind speed
Kalupahana, Sri Lanka
- Average wind speed in January:
7.8km/h - Average wind speed in February:
8km/h - Average wind speed in March:
8.7km/h - Average wind speed in April:
10km/h - Average wind speed in May:
16.3km/h - Average wind speed in June:
20.2km/h
- Average wind speed in July:
19.9km/h - Average wind speed in August:
19.5km/h - Average wind speed in September:
17.3km/h - Average wind speed in October:
13.5km/h - Average wind speed in November:
9.8km/h - Average wind speed in December:
9.4km/h
The windiest month (with the highest average wind speed) is June (20.2km/h).
The calmest month (with the lowest average wind speed) is January (7.8km/h).
Average humidity
Kalupahana, Sri Lanka
The months with the highest relative humidity are June and September (82%).
The months with the lowest relative humidity are February and March (77%).
Average rainfall
Kalupahana, Sri Lanka
- Average rainfall in January:
38mm - Average rainfall in February:
50mm - Average rainfall in March:
68mm - Average rainfall in April:
134mm - Average rainfall in May:
302mm - Average rainfall in June:
250mm
- Average rainfall in July:
188mm - Average rainfall in August:
235mm - Average rainfall in September:
222mm - Average rainfall in October:
194mm - Average rainfall in November:
179mm - Average rainfall in December:
114mm
The wettest month (with the highest rainfall) is May (302mm).
The driest month (with the least rainfall) is January (38mm).
Average rainfall days
Kalupahana, Sri Lanka
- Average rainfall days in January:
14.8 days - Average rainfall days in February:
16.3 days - Average rainfall days in March:
21.3 days - Average rainfall days in April:
26.2 days - Average rainfall days in May:
27.7 days - Average rainfall days in June:
28 days
- Average rainfall days in July:
25.7 days - Average rainfall days in August:
27.7 days - Average rainfall days in September:
24.5 days - Average rainfall days in October:
26.3 days - Average rainfall days in November:
26.3 days - Average rainfall days in December:
22.1 days
The month with the highest number of rainy days is June (28 days).
The month with the least rainy days is January (14.8 days).
Average daylight / Average sunshine
Kalupahana, 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 5min
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 0min - Average sunshine in February:
9h and 0min - Average sunshine in March:
9h and 1min - Average sunshine in April:
9h and 2min - Average sunshine in May:
9h and 0min - Average sunshine in June:
9h and 1min
- Average sunshine in July:
8h and 2min - Average sunshine in August:
8h and 1min - Average sunshine in September:
8h and 3min - Average sunshine in October:
8h and 1min - Average sunshine in November:
7h and 1min - Average sunshine in December:
7h and 0min
The month with the most sunshine is April (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days
Kalupahana, Sri Lanka
- Average sunshine days in January:
12.8 days - Average sunshine days in February:
9.3 days - Average sunshine days in March:
6.9 days - Average sunshine days in April:
1.5 days - Average sunshine days in May:
1.4 days - Average sunshine days in June:
1 days
- Average sunshine days in July:
3.3 days - Average sunshine days in August:
2.3 days - Average sunshine days in September:
2.4 days - Average sunshine days in October:
1.7 days - Average sunshine days in November:
2.4 days - Average sunshine days in December:
6.4 days
The month with the most sunshine days is January (12.8 days).
The month with the least sunshine days is June (1 days).
Average UV index
Kalupahana, Sri Lanka
The months with the highest UV index are January, February, March, April, June, July, August, October, November and December (UV index 7).
The months with the lowest UV index are May and September (UV index 6).
Average cloud cover
Kalupahana, Sri Lanka
The month with the most cloud cover is June (Cloud cover 51).
The month with the least cloud cover is February (Cloud cover 26).
Average visibility
Kalupahana, Sri Lanka
The months with the highest visibility are January, February, March, April, June and December (10km).
The months with the lowest visibility are May, July, August, September, October and November (9km).
