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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 is a hot winter month in Horathuduwa, Sri Lanka, with an average temperature ranging between max 30.3°C (86.5°F) and min 23.4°C (74.1°F). The shift into January records an average high-temperature of a hot 30.3°C (86.5°F), subtly varied from December's 29.7°C (85.5°F). Weather in January »
Weather in February
The last month of the winter, February, is another tropical month in Horathuduwa, Sri Lanka, with an average temperature fluctuating between 23.5°C (74.3°F) and 30.9°C (87.6°F). Horathuduwa, Sri Lanka, records an average high-temperature of a still tropical 30.9°C (87.6°F) as February arrives, nearly mirroring the previous month's climate. Weather in February »
Weather in March
March, the first month of the spring in Horathuduwa, is still a hot month, with an average temperature ranging between max 31.3°C (88.3°F) and min 25°C (77°F). March and April are the warmest months, with an average high-temperature of 31.3°C (88.3°F). During March, the heat index is computed to be a blistering 41°C (105.8°F). Weather in March »
Weather in April
April, the same as March, in Horathuduwa, Sri Lanka, is another hot spring month, with an average temperature fluctuating between 26°C (78.8°F) and 31.3°C (88.3°F). The months of March and April are noted for their peak temperatures, with an average high-temperature of 31.3°C (88.3°F). For April, the heat index is computed to be a blisteringly hot 41°C (105.8°F). Weather in April »
Weather in May
May, the last month of the spring in Horathuduwa, is another tropical month, with an average temperature varying between 30.2°C (86.4°F) and 26.3°C (79.3°F). As April transitions into May, Horathuduwa records an average high-temperature of a still hot 30.2°C (86.4°F), showing a gentle shift from the preceding month. Weather in May »
Weather in June
The first month of the summer, June, is also a moderately hot month in Horathuduwa, Sri Lanka, with temperature in the range of an average high of 29.2°C (84.6°F) and an average low of 26.1°C (79°F). June reports an average high-temperature of a warm 29.2°C (84.6°F), slightly varied from May's 30.2°C (86.4°F). Weather in June »
Weather in July
July, like June, in Horathuduwa, Sri Lanka, is a moderately hot summer month, with an average temperature fluctuating between 28.7°C (83.7°F) and 25.6°C (78.1°F). As June transitions into July, Horathuduwa records an average high-temperature of a still warm 28.7°C (83.7°F), showing a gentle shift from the preceding month. Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Horathuduwa, 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 Horathuduwa, 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). The heat index value during August is computed to be a hot 34°C (93.2°F). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Horathuduwa, Sri Lanka, with an average temperature fluctuating between 25.2°C (77.4°F) and 28.8°C (83.8°F). Horathuduwa sees the arrival of September with an average high-temperature of a still warm 28.8°C (83.8°F), indicating a subtle variation from August. Weather in September »
Weather in October
October, the same as September, is another warm autumn month in Horathuduwa, Sri Lanka, with temperature in the range of an average high of 29.6°C (85.3°F) and an average low of 25.5°C (77.9°F). Horathuduwa's entry into October measures an average high-temperature of a still warm 29.6°C (85.3°F), closely parallel to the preceding month. Weather in October »
Weather in November
The last month of the autumn, November, is also a moderately hot month in Horathuduwa, Sri Lanka, with an average temperature ranging between min 24.8°C (76.6°F) and max 29.8°C (85.6°F). The transition into November is marked with an average high-temperature of a still moderately hot 29.8°C (85.6°F), showing an insignificant shift from October's 29.6°C (85.3°F). Weather in November »
Weather in December
The first month of the winter, December, is still a warm month in Horathuduwa, Sri Lanka, with an average temperature ranging between max 29.7°C (85.5°F) and min 24.4°C (75.9°F). December brings an average high-temperature of a still moderately hot 29.7°C (85.5°F), showing a slight difference from November's 29.8°C (85.6°F). Weather in December »
Updated: Jun 5, 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 least humid month?
The months with the lowest humidity are January and February, with an average relative humidity of 75%.
What is the driest month?
The month with the least rainfall is January, when the rain falls for 8.9 days and typically collects 25mm (0.98") of precipitation.
How much does it rain?
Throughout the year, in Horathuduwa, there are 273.8 rainfall days, and 2059mm (81.06") of precipitation is accumulated.
What month has the most sunshine?
The month with the most sunshine is January, with an average of 9.2h of sunshine.
What is the month with the highest UV index?
The months with the highest UV index are January through April, July, September through December, with an average maximum UV index of 7.
What part of the year is the hottest?
The months of March and April bring the highest temperatures in Horathuduwa, averaging a high of 31.3°C (88.3°F).
What is the month with the lowest UV index in Horathuduwa?
The months with the lowest UV index are May, June and August, with an average maximum UV index of 6.
What are the most humid months in Horathuduwa?
The months with the highest humidity are June through August, with an average relative humidity of 83%.
What is the wettest month?
The month with the most rainfall is June, when the rain falls for 29.2 days and typically aggregates up to 350mm (13.78") of precipitation.
When are the longest days?
With an average of 12h and 30min of daylight, June has the longest days of the year.
What is the coldest time of year?
In Horathuduwa, August records the average lowest temperatures, peaking at 28.6°C (83.5°F) and reaching a low of 25.5°C (77.9°F).
What is the month with the least sunshine in Horathuduwa?
With an average of 6.8h of sunshine, November has the least sunshine of the year.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 11h and 42min of daylight.
Is there Daylight Saving Time (DST)?
Horathuduwa does not utilize Daylight Saving Time (DST). +0530 timezone is used throughout the entire year.
Average temperature
Horathuduwa, Sri Lanka
The warmest months (with the highest average high temperature) are March and April (31.3°C).
The month with the lowest average high temperature is August (28.6°C).
The month with the highest average low temperature is May (26.3°C).
The coldest month (with the lowest average low temperature) is January (23.4°C).
Average pressure
Horathuduwa, 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:
1008.7mbar - Average pressure in June:
1008.8mbar
- Average pressure in July:
1008.9mbar - Average pressure in August:
1009.2mbar - Average pressure in September:
1009.9mbar - Average pressure in October:
1010mbar - Average pressure in November:
1009.9mbar - 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 (1008.7mbar).
Average wind speed
Horathuduwa, Sri Lanka
- Average wind speed in January:
12.2km/h - Average wind speed in February:
9.4km/h - Average wind speed in March:
7.9km/h - Average wind speed in April:
8.7km/h - Average wind speed in May:
13.3km/h - Average wind speed in June:
15.9km/h
- Average wind speed in July:
14.9km/h - Average wind speed in August:
15.1km/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:
11.3km/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 (7.9km/h).
Average humidity
Horathuduwa, Sri Lanka
The months with the highest relative humidity are June, July and August (83%).
The months with the lowest relative humidity are January and February (75%).
Average rainfall
Horathuduwa, Sri Lanka
- Average rainfall in January:
25mm - Average rainfall in February:
32mm - Average rainfall in March:
61mm - Average rainfall in April:
127mm - Average rainfall in May:
303mm - Average rainfall in June:
350mm
- Average rainfall in July:
260mm - Average rainfall in August:
282mm - Average rainfall in September:
201mm - Average rainfall in October:
192mm - Average rainfall in November:
133mm - Average rainfall in December:
93mm
The wettest month (with the highest rainfall) is June (350mm).
The driest month (with the least rainfall) is January (25mm).
Average rainfall days
Horathuduwa, Sri Lanka
- Average rainfall days in January:
8.9 days - Average rainfall days in February:
11.5 days - Average rainfall days in March:
19.9 days - Average rainfall days in April:
25.8 days - Average rainfall days in May:
28 days - Average rainfall days in June:
29.2 days
- Average rainfall days in July:
29.5 days - Average rainfall days in August:
29.5 days - Average rainfall days in September:
26.3 days - Average rainfall days in October:
25.2 days - Average rainfall days in November:
23.5 days - Average rainfall days in December:
16.5 days
The months with the highest number of rainy days are July and August (29.5 days).
The month with the least rainy days is January (8.9 days).
Average daylight / Average sunshine
Horathuduwa, 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 4min
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 1min - Average sunshine in February:
9h and 0min - Average sunshine in March:
9h and 0min - Average sunshine in April:
9h and 0min - Average sunshine in May:
8h and 4min - Average sunshine in June:
8h and 1min
- Average sunshine in July:
7h and 5min - Average sunshine in August:
7h and 1min - Average sunshine in September:
7h and 4min - Average sunshine in October:
7h and 5min - Average sunshine in November:
6h and 5min - Average sunshine in December:
7h and 1min
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 48min).
Average sunshine days
Horathuduwa, Sri Lanka
- Average sunshine days in January:
21 days - Average sunshine days in February:
13.8 days - Average sunshine days in March:
7.4 days - Average sunshine days in April:
2.3 days - Average sunshine days in May:
1.2 days - Average sunshine days in June:
0.3 days
- Average sunshine days in July:
0.3 days - Average sunshine days in August:
0.5 days - Average sunshine days in September:
1.4 days - Average sunshine days in October:
3.4 days - Average sunshine days in November:
5.8 days - Average sunshine days in December:
12.5 days
The month with the most sunshine days is January (21 days).
The months with the least sunshine days are June and July (0.3 days).
Average UV index
Horathuduwa, Sri Lanka
The months with the highest UV index are January, February, March, April, July, September, October, November and December (UV index 7).
The months with the lowest UV index are May, June and August (UV index 6).
Average cloud cover
Horathuduwa, 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
Horathuduwa, 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).
