Climate and monthly weather forecastValayanmadam, Sri Lanka
Climate and monthly weather forecast
Weather in January
January, the same as December, is another warm winter month in Valayanmadam, Sri Lanka, with an average temperature fluctuating between 26.8°C (80.2°F) and 25.5°C (77.9°F). The lowest temperatures are recorded in January, with averages reaching a high of 26.8°C (80.2°F) and a low of 25.5°C (77.9°F). Weather in January »Weather in February
The last month of the winter, February, is also a moderately hot month in Valayanmadam, Sri Lanka, with an average temperature varying between 25.7°C (78.3°F) and 27.4°C (81.3°F). The transition into February notes an average high-temperature of a still moderately hot 27.4°C (81.3°F), revealing a mild distinction from the 26.8°C (80.2°F) in January. Weather in February »Weather in March
The first month of the spring, March, is also a moderately hot month in Valayanmadam, Sri Lanka, with an average temperature fluctuating between 29.3°C (84.7°F) and 26.7°C (80.1°F). As Valayanmadam steps into March, the average high-temperature is measured at a still moderately hot 29.3°C (84.7°F), displaying minor differences from February's 27.4°C (81.3°F). Weather in March »Weather in April
April is a hot spring month in Valayanmadam, Sri Lanka, with temperature in the range of an average high of 30.4°C (86.7°F) and an average low of 28.1°C (82.6°F). April, characterized by an average high temperature of 30.4°C (86.7°F) and a low temperature of 28.1°C (82.6°F), is generally the warmest month. For April, the heat index is evaluated at a sweltering 38°C (100.4°F). Weather in April »Weather in May
The last month of the spring, May, is also a hot month in Valayanmadam, Sri Lanka, with an average temperature varying between 30.3°C (86.5°F) and 29°C (84.2°F). The advent of May signifies a minor shift to an average high-temperature of a still hot 30.3°C (86.5°F), aligning closely with April. Weather in May »Weather in June
The first month of the summer, June, is also a moderately hot month in Valayanmadam, Sri Lanka, with an average temperature fluctuating between 28.4°C (83.1°F) and 29.7°C (85.5°F). June commences with an average high-temperature of a moderately hot 29.7°C (85.5°F), showing little deviation from May's 30.3°C (86.5°F). Weather in June »Weather in July
July, the same as June, is a moderately hot summer month in Valayanmadam, Sri Lanka, with an average temperature fluctuating between 29°C (84.2°F) and 27.9°C (82.2°F). The transition into July reveals an average high-temperature of a still moderately hot 29°C (84.2°F), mirroring a close resemblance to June. Weather in July »Weather in August
August, the last month of the summer in Valayanmadam, is another warm month, with an average temperature ranging between max 28.8°C (83.8°F) and min 27.4°C (81.3°F). The high-temperature average in August for Valayanmadam is a still moderately hot 28.8°C (83.8°F), staying closely aligned with July's conditions. Weather in August »Weather in September
September, the first month of the autumn in Valayanmadam, is also a moderately hot month, with an average temperature varying between 28.8°C (83.8°F) and 27.5°C (81.5°F). The beginning of September sees the average high-temperature shift to a still moderately hot 28.8°C (83.8°F), reflecting the readings of August. Weather in September »Weather in October
October, like September, in Valayanmadam, Sri Lanka, is another warm autumn month, with an average temperature ranging between max 29.2°C (84.6°F) and min 27.7°C (81.9°F). Upon the beginning of October, Valayanmadam's high-temperatures register at a still moderately hot 29.2°C (84.6°F), closely mirroring the preceding month. Weather in October »Weather in November
November, the last month of the autumn in Valayanmadam, is also a moderately hot month, with an average temperature varying between 26.9°C (80.4°F) and 28.4°C (83.1°F). November is marked by an average high-temperature of a still warm 28.4°C (83.1°F), almost identical to the preceding month. Weather in November »Weather in December
The first month of the winter, December, is also a moderately hot month in Valayanmadam, Sri Lanka, with an average temperature fluctuating between 26.1°C (79°F) and 27.5°C (81.5°F). With the start of December, Valayanmadam measures an average high-temperature of a still warm 27.5°C (81.5°F), not significantly differing from November's 28.4°C (83.1°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
The month of January sees the average lowest temperatures, reaching 26.8°C (80.2°F) at the peak and 25.5°C (77.9°F) at the low.
Throughout the year, in Valayanmadam, there are 148.6 rainfall days, and 769mm (30.28") of precipitation is accumulated.
The months with the highest UV index in Valayanmadam are January through October and December, with an average maximum UV index of 7.
The least humid month in Valayanmadam is March, with an average relative humidity of 75%.
The month with the least rainfall is March, when the rain falls for 5.8 days and typically collects 13mm (0.51") of precipitation.
April, recording an average high temperature of 30.4°C (86.7°F) and a low temperature of 28.1°C (82.6°F), is Valayanmadam's warmest month.
May, August and September, with an average relative humidity of 79%, are most humid months in Valayanmadam, Sri Lanka.
June has the longest days of the year in Valayanmadam, with an average of 12h and 42min of daylight.
The month with the most sunshine in Valayanmadam, Sri Lanka, is June, with an average of 11.6h of sunshine.
October is the month with the most rainfall in Valayanmadam. Rain falls for 22.6 days and accumulates 191mm (7.52") of precipitation.
November is the month with the lowest UV index, with an average maximum UV index of 6.
With an average of 11h and 36min of daylight, December has the shortest days of the year in Valayanmadam, Sri Lanka.
Valayanmadam does not utilize Daylight Saving Time (DST). +0530 timezone is used over the entire year.
December has the least sunshine of the year, with an average of 5.5h of sunshine.
Average temperature
Valayanmadam, Sri Lanka
The warmest month (with the highest average high temperature) is April (30.4°C).
The month with the lowest average high temperature is January (26.8°C).
The month with the highest average low temperature is May (29°C).
The coldest month (with the lowest average low temperature) is January (25.5°C).
Average pressure
Valayanmadam, Sri Lanka
- Average pressure in January:
1012.5mbar - Average pressure in February:
1011.9mbar - Average pressure in March:
1010.7mbar - Average pressure in April:
1008.8mbar - Average pressure in May:
1006.5mbar - Average pressure in June:
1005.9mbar
- Average pressure in July:
1006.2mbar - Average pressure in August:
1006.6mbar - Average pressure in September:
1007.6mbar - Average pressure in October:
1008.9mbar - Average pressure in November:
1009.8mbar - Average pressure in December:
1010.9mbar
The month with the highest atmospheric pressure is January (1012.5mbar).
The month with the lowest atmospheric pressure is June (1005.9mbar).
Average wind speed
Valayanmadam, Sri Lanka
- Average wind speed in January:
22.9km/h - Average wind speed in February:
20.3km/h - Average wind speed in March:
16.7km/h - Average wind speed in April:
16.7km/h - Average wind speed in May:
28.5km/h - Average wind speed in June:
33.8km/h
- Average wind speed in July:
29.6km/h - Average wind speed in August:
28.7km/h - Average wind speed in September:
28.3km/h - Average wind speed in October:
19.6km/h - Average wind speed in November:
19.2km/h - Average wind speed in December:
23.1km/h
The windiest month (with the highest average wind speed) is June (33.8km/h).
The calmest months (with the lowest average wind speed) are March and April (16.7km/h).
Average humidity
Valayanmadam, Sri Lanka
The months with the highest relative humidity are May, August and September (79%).
The month with the lowest relative humidity is March (75%).
Average rainfall
Valayanmadam, Sri Lanka
The wettest month (with the highest rainfall) is October (191mm).
The driest month (with the least rainfall) is March (13mm).
Average rainfall days
Valayanmadam, Sri Lanka
- Average rainfall days in January:
11.2 days - Average rainfall days in February:
6.6 days - Average rainfall days in March:
5.8 days - Average rainfall days in April:
7.5 days - Average rainfall days in May:
6.9 days - Average rainfall days in June:
6.9 days
- Average rainfall days in July:
10.3 days - Average rainfall days in August:
13.1 days - Average rainfall days in September:
15.5 days - Average rainfall days in October:
22.6 days - Average rainfall days in November:
22.2 days - Average rainfall days in December:
20 days
The month with the highest number of rainy days is October (22.6 days).
The month with the least rainy days is March (5.8 days).
Average daylight / Average sunshine
Valayanmadam, Sri Lanka
- Average daylight in January:
11h and 36min - Average daylight in February:
11h and 48min - Average daylight in March:
12h and 6min - Average daylight in April:
12h and 18min - Average daylight in May:
12h and 36min - Average daylight in June:
12h and 42min
- Average daylight in July:
12h and 36min - Average daylight in August:
12h and 24min - Average daylight in September:
12h and 12min - Average daylight in October:
11h and 54min - Average daylight in November:
11h and 42min - Average daylight in December:
11h and 36min
The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 36min).
- Average sunshine in January:
8h and 30min - Average sunshine in February:
9h and 0min - Average sunshine in March:
9h and 36min - Average sunshine in April:
10h and 30min - Average sunshine in May:
11h and 30min - Average sunshine in June:
11h and 36min
- Average sunshine in July:
11h and 18min - Average sunshine in August:
9h and 24min - Average sunshine in September:
10h and 12min - Average sunshine in October:
8h and 30min - Average sunshine in November:
5h and 54min - Average sunshine in December:
5h and 30min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days
Valayanmadam, Sri Lanka
- Average sunshine days in January:
15.4 days - Average sunshine days in February:
19 days - Average sunshine days in March:
23.9 days - Average sunshine days in April:
22 days - Average sunshine days in May:
23.7 days - Average sunshine days in June:
22.6 days
- Average sunshine days in July:
19.8 days - Average sunshine days in August:
17.7 days - Average sunshine days in September:
13.8 days - Average sunshine days in October:
7.5 days - Average sunshine days in November:
6.3 days - Average sunshine days in December:
7 days
The month with the most sunshine days is March (23.9 days).
The month with the least sunshine days is November (6.3 days).
Average UV index
Valayanmadam, Sri Lanka
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October and December (UV index 7).
The month with the lowest UV index is November (UV index 6).
Average cloud cover
Valayanmadam, Sri Lanka
The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is March (Cloud cover 16).
Average visibility
Valayanmadam, Sri Lanka
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
