Climate and monthly weather forecastUduwana, Sri Lanka
Climate and monthly weather forecast
Weather in January
January is a tropical winter month in Uduwana, Sri Lanka, with an average temperature ranging between max 30.3°C (86.5°F) and min 23.3°C (73.9°F). The shift into January reveals an average high-temperature of a hot 30.3°C (86.5°F), closely mirroring December's climate. Weather in January »Weather in February
February, the last month of the winter in Uduwana, is also a hot month, with an average temperature ranging between min 23.5°C (74.3°F) and max 31.2°C (88.2°F). With February's arrival, Uduwana notes an average high-temperature of a still tropical 31.2°C (88.2°F), closely following the trend of the preceding month. Weather in February »Weather in March
The first month of the spring, March, is still a hot month in Uduwana, Sri Lanka, with an average temperature fluctuating between 31.4°C (88.5°F) and 24.8°C (76.6°F). In Uduwana, the months of March and April register the highest average temperatures, peaking at 31.4°C (88.5°F). For March, the heat index is appraised at a scorching 41°C (105.8°F). Weather in March »Weather in April
April, like March, is another tropical spring month in Uduwana, Sri Lanka, with temperature in the range of an average high of 31.4°C (88.5°F) and an average low of 26°C (78.8°F). During March and April, Uduwana experiences its highest average temperatures, peaking at 31.4°C (88.5°F). The average heat index in April is appraised at a blisteringly hot 41°C (105.8°F). Weather in April »Weather in May
The last month of the spring, May, is also a hot month in Uduwana, Sri Lanka, with an average temperature varying between 30.3°C (86.5°F) and 26.4°C (79.5°F). The advent of May brings an average high-temperature of a still tropical 30.3°C (86.5°F), exhibiting minor difference from the previous month. Weather in May »Weather in June
The first month of the summer, June, is also a moderately hot month in Uduwana, Sri Lanka, with an average temperature varying between 29.2°C (84.6°F) and 26.1°C (79°F). Uduwana's weather, upon June's arrival, documents an average high-temperature of a moderately hot 29.2°C (84.6°F), nearly identical to the prior month. Weather in June »Weather in July
July, like June, in Uduwana, Sri Lanka, is a moderately hot summer month, with an average temperature varying between 28.8°C (83.8°F) and 25.5°C (77.9°F). The arrival of July marks a slight shift to an average high-temperature of a still moderately hot 28.8°C (83.8°F) from June's 29.2°C (84.6°F). Weather in July »Weather in August
August, the last month of the summer in Uduwana, is another warm month, with an average temperature ranging between max 28.6°C (83.5°F) and min 25.5°C (77.9°F). In Uduwana, the month of August is known for its lowest average temperatures, reaching a high of 28.6°C (83.5°F) and a low of 25.5°C (77.9°F). In August, the average heat index is appraised at a tropical 34°C (93.2°F). Weather in August »Weather in September
The first month of the autumn, September, is also a moderately hot month in Uduwana, Sri Lanka, with an average temperature fluctuating between 25.2°C (77.4°F) and 28.9°C (84°F). The average high-temperature during September registers at a still moderately hot 28.9°C (84°F), closely corresponding to the preceding month. Weather in September »Weather in October
October, the same as September, is another warm autumn month in Uduwana, Sri Lanka, with an average temperature varying between 29.7°C (85.5°F) and 25.4°C (77.7°F). The commencement of October introduces an average high-temperature of a still moderately hot 29.7°C (85.5°F), closely mirroring the preceding month. Weather in October »Weather in November
November, the last month of the autumn in Uduwana, is a hot month, with an average temperature fluctuating between 30°C (86°F) and 24.7°C (76.5°F). November's onset brings an average high-temperature of a tropical 30°C (86°F), showing a minute difference from October's 29.7°C (85.5°F). Weather in November »Weather in December
The first month of the winter, December, is still a warm month in Uduwana, Sri Lanka, with an average temperature varying between 29.7°C (85.5°F) and 24.1°C (75.4°F). December's advent notes a subtle adjustment in average high-temperature to a moderately hot 29.7°C (85.5°F) from November. Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Uduwana, 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
Uduwana, 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
Uduwana, 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
Uduwana, 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
Uduwana, 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
Uduwana, 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
Uduwana, 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
Uduwana, 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
Uduwana, 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
Uduwana, 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
Uduwana, 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).





