Climate and monthly weather forecastBrahmanagama, Sri Lanka
Climate and monthly weather forecast
Weather in January
January is a tropical winter month in Brahmanagama, Sri Lanka, with an average temperature fluctuating between 30.3°C (86.5°F) and 23.3°C (73.9°F). Brahmanagama, Sri Lanka, starts January with an average high-temperature of a hot 30.3°C (86.5°F), hinting at a minimal fluctuation from December. Weather in January »Weather in February
February, the last month of the winter in Brahmanagama, is another tropical month, with an average temperature varying between 23.5°C (74.3°F) and 31.2°C (88.2°F). Brahmanagama transitions into February recording an average high-temperature of a still hot 31.2°C (88.2°F), closely aligning with the preceding month's temperature. Weather in February »Weather in March
The first month of the spring, March, is still a hot month in Brahmanagama, Sri Lanka, with an average temperature varying between 24.8°C (76.6°F) and 31.4°C (88.5°F). Brahmanagama experiences the peak of its temperatures in March and April, when the average high-temperatures rise to 31.4°C (88.5°F). During March, the heat index is calculated to be a blisteringly hot 41°C (105.8°F). Weather in March »Weather in April
April, like March, is another tropical spring month in Brahmanagama, Sri Lanka, with an average temperature varying between 31.4°C (88.5°F) and 26°C (78.8°F). Brahmanagama's temperatures tend to hit their maximum during March and April, with an average high-temperature of 31.4°C (88.5°F). In April, the average heat index is calculated to be a blistering 41°C (105.8°F). Weather in April »Weather in May
The last month of the spring, May, is another tropical month in Brahmanagama, Sri Lanka, with an average temperature ranging between max 30.3°C (86.5°F) and min 26.4°C (79.5°F). The shift into May reveals an average high-temperature of a still tropical 30.3°C (86.5°F), closely mirroring April's climate. Weather in May »Weather in June
The first month of the summer, June, is also a moderately hot month in Brahmanagama, Sri Lanka, with temperature in the range of an average low of 26.1°C (79°F) and an average high of 29.2°C (84.6°F). Brahmanagama, Sri Lanka, greets June with an average high-temperature of a moderately hot 29.2°C (84.6°F), marking a slight deviation from the preceding month. Weather in June »Weather in July
July, the same as June, is another warm summer month in Brahmanagama, Sri Lanka, with an average temperature ranging between min 25.5°C (77.9°F) and max 28.8°C (83.8°F). In July, Brahmanagama notes an average high-temperature of a still warm 28.8°C (83.8°F), hardly different from the preceding month. Weather in July »Weather in August
The last month of the summer, August, is also a moderately hot month in Brahmanagama, Sri Lanka, with temperature in the range of an average high of 28.6°C (83.5°F) and an average low of 25.5°C (77.9°F). In Brahmanagama, Sri Lanka, the lowest temperatures are generally noted in August, averaging a high of 28.6°C (83.5°F) and a low of 25.5°C (77.9°F). August's heat index is calculated to be a hot 34°C (93.2°F). Weather in August »Weather in September
September, the first month of the autumn in Brahmanagama, is also a moderately hot month, with an average temperature fluctuating between 28.9°C (84°F) and 25.2°C (77.4°F). Brahmanagama registers an average high-temperature of a still moderately hot 28.9°C (84°F) with the arrival of September, showing minor deviation from the preceding month. Weather in September »Weather in October
October, like September, in Brahmanagama, Sri Lanka, is a moderately hot autumn month, with an average temperature varying between 25.4°C (77.7°F) and 29.7°C (85.5°F). The transition from September to October brings an average high-temperature of a still warm 29.7°C (85.5°F), barely different from September's 28.9°C (84°F). Weather in October »Weather in November
The last month of the autumn, November, is a tropical month in Brahmanagama, Sri Lanka, with an average temperature fluctuating between 24.7°C (76.5°F) and 30°C (86°F). November's arrival shows an average high-temperature of a tropical 30°C (86°F), hardly different from the previous month. Weather in November »Weather in December
December, the first month of the winter in Brahmanagama, is also a moderately hot month, with temperature in the range of an average low of 24.1°C (75.4°F) and an average high of 29.7°C (85.5°F). Brahmanagama's weather in December displays an average high-temperature of a warm 29.7°C (85.5°F), showing minor disparity from November's 30°C (86°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
January is the least humid month in Brahmanagama, Sri Lanka, with an average relative humidity of 74%.
January is the month with the least rainfall in Brahmanagama. Rain falls for 11.2 days and accumulates 37mm (1.46") of precipitation.
Throughout the year, there are 272.3 rainfall days, and 2039mm (80.28") of precipitation is accumulated.
The month with the most sunshine is January, with an average of 9.2h of sunshine.
January through April, July, September, November and December, with an average maximum UV index of 7, are months with the highest UV index in Brahmanagama.
The warmest period, with an average high-temperature of 31.4°C (88.5°F), falls in March and April.
The months with the lowest UV index are May, June, August and October, with an average maximum UV index of 6.
June through August, with an average relative humidity of 83%, are most humid months in Brahmanagama.
The month with the most rainfall in Brahmanagama is June, when the rain falls for 28.7 days and typically aggregates up to 329mm (12.95") of precipitation.
With an average of 12h and 30min of daylight, June has the longest days of the year.
In Brahmanagama, the lowest temperatures are generally noted in August, averaging a high of 28.6°C (83.5°F) and a low of 25.5°C (77.9°F).
The month with the least sunshine is November, with an average of 6.6h of sunshine.
With an average of 11h and 42min of daylight, December has the shortest days of the year in Brahmanagama, Sri Lanka.
Brahmanagama, Sri Lanka, does not observe Daylight Saving Time (DST). +0530 timezone is used over the entire year.
Average temperature
Brahmanagama, Sri Lanka
The warmest months (with the highest average high temperature) are March and April (31.4°C).
The month with the lowest average high temperature is August (28.6°C).
The month with the highest average low temperature is May (26.4°C).
The coldest month (with the lowest average low temperature) is January (23.3°C).
Average pressure
Brahmanagama, 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:
1008.8mbar - 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:
1010.4mbar
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
Brahmanagama, Sri Lanka
- Average wind speed in January:
12.7km/h - Average wind speed in February:
9.8km/h - Average wind speed in March:
8km/h - Average wind speed in April:
8.7km/h - Average wind speed in May:
13.4km/h - Average wind speed in June:
15.9km/h
- Average wind speed in July:
14.8km/h - Average wind speed in August:
15km/h - Average wind speed in September:
13.6km/h - Average wind speed in October:
10.6km/h - Average wind speed in November:
9.1km/h - Average wind speed in December:
11.6km/h
The windiest month (with the highest average wind speed) is June (15.9km/h).
The calmest month (with the lowest average wind speed) is March (8km/h).
Average humidity
Brahmanagama, Sri Lanka
The months with the highest relative humidity are June, July and August (83%).
The month with the lowest relative humidity is January (74%).
Average rainfall
Brahmanagama, Sri Lanka
- Average rainfall in January:
37mm - Average rainfall in February:
40mm - Average rainfall in March:
51mm - Average rainfall in April:
99mm - Average rainfall in May:
279mm - Average rainfall in June:
329mm
- Average rainfall in July:
261mm - Average rainfall in August:
286mm - Average rainfall in September:
189mm - Average rainfall in October:
195mm - Average rainfall in November:
149mm - Average rainfall in December:
124mm
The wettest month (with the highest rainfall) is June (329mm).
The driest month (with the least rainfall) is January (37mm).
Average rainfall days
Brahmanagama, Sri Lanka
- Average rainfall days in January:
11.2 days - Average rainfall days in February:
12.6 days - Average rainfall days in March:
17.2 days - Average rainfall days in April:
24.4 days - Average rainfall days in May:
27.1 days - Average rainfall days in June:
28.7 days
- Average rainfall days in July:
29.4 days - Average rainfall days in August:
29.8 days - Average rainfall days in September:
24.3 days - Average rainfall days in October:
24.3 days - Average rainfall days in November:
23.4 days - Average rainfall days in December:
19.9 days
The month with the highest number of rainy days is August (29.8 days).
The month with the least rainy days is January (11.2 days).
Average daylight / Average sunshine
Brahmanagama, 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 42min
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 12min - Average sunshine in February:
9h and 6min - Average sunshine in March:
9h and 6min - Average sunshine in April:
9h and 0min - Average sunshine in May:
8h and 42min - Average sunshine in June:
8h and 12min
- Average sunshine in July:
7h and 42min - Average sunshine in August:
7h and 12min - Average sunshine in September:
7h and 30min - Average sunshine in October:
7h and 48min - Average sunshine in November:
6h and 36min - Average sunshine in December:
7h and 0min
The month with the most sunshine is January (Average sunshine: 9h and 12min).
The month with the least sunshine is November (Average sunshine: 6h and 36min).
Average sunshine days
Brahmanagama, Sri Lanka
- Average sunshine days in January:
18.3 days - Average sunshine days in February:
14.4 days - Average sunshine days in March:
12.1 days - Average sunshine days in April:
4.3 days - Average sunshine days in May:
2.7 days - Average sunshine days in June:
0.8 days
- Average sunshine days in July:
0.4 days - Average sunshine days in August:
0.8 days - Average sunshine days in September:
3.8 days - Average sunshine days in October:
5 days - Average sunshine days in November:
5.7 days - Average sunshine days in December:
8.9 days
The month with the most sunshine days is January (18.3 days).
The month with the least sunshine days is July (0.4 days).
Average UV index
Brahmanagama, 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
Brahmanagama, Sri Lanka
The month with the most cloud cover is June (Cloud cover 55).
The month with the least cloud cover is January (Cloud cover 24).
Average visibility
Brahmanagama, Sri Lanka
The months with the highest visibility are January, February, March, April, November and December (10km).
The months with the lowest visibility are May, June, July, August, September and October (9km).
