Climate and monthly weather forecastHirana, Sri Lanka
Climate and monthly weather forecast
Weather in January
January in Hirana, Sri Lanka, is a tropical winter month, with an average temperature fluctuating between 23.4°C (74.1°F) and 30.3°C (86.5°F). January's arrival brings an average high-temperature of a hot 30.3°C (86.5°F), slightly deviating from December's 29.7°C (85.5°F). Weather in January »Weather in February
February, the last month of the winter in Hirana, is also a hot month, with temperature in the range of an average low of 23.5°C (74.3°F) and an average high of 30.9°C (87.6°F). Shifting into February, Hirana records an average high-temperature of a still tropical 30.9°C (87.6°F), presenting minor fluctuations compared to the previous month. Weather in February »Weather in March
The first month of the spring, March, is also a hot month in Hirana, Sri Lanka, with temperature in the range of an average low of 25°C (77°F) and an average high of 31.3°C (88.3°F). March and April are identified as the warmest months, with an average high-temperature of 31.3°C (88.3°F). March's heat index is calculated to be a blisteringly hot 41°C (105.8°F). Weather in March »Weather in April
April, the same as March, in Hirana, Sri Lanka, is another tropical spring month, with an average temperature varying between 31.3°C (88.3°F) and 26°C (78.8°F). Hirana experiences the peak of its temperatures in March and April, when the average high-temperatures rise to 31.3°C (88.3°F). The average heat index in April is calculated to be a scorching 41°C (105.8°F). Weather in April »Weather in May
May, the last month of the spring in Hirana, is another hot month, with an average temperature fluctuating between 26.3°C (79.3°F) and 30.2°C (86.4°F). May reports an average high-temperature of a still hot 30.2°C (86.4°F), slightly varied from April's 31.3°C (88.3°F). Weather in May »Weather in June
The first month of the summer, June, is still a warm month in Hirana, Sri Lanka, with an average temperature fluctuating between 26.1°C (79°F) and 29.2°C (84.6°F). The shift from May to June is characterized by an average high-temperature of a warm 29.2°C (84.6°F), not significantly different from the 30.2°C (86.4°F) of May. Weather in June »Weather in July
July, the same as June, is another warm summer month in Hirana, Sri Lanka, with an average temperature ranging between min 25.6°C (78.1°F) and max 28.7°C (83.7°F). Transitioning from June to July, Hirana observes an average high-temperature of a still moderately hot 28.7°C (83.7°F), differing subtly from the previous month. Weather in July »Weather in August
August, the last month of the summer in Hirana, is also a moderately hot month, with an average temperature fluctuating between 28.6°C (83.5°F) and 25.5°C (77.9°F). In Hirana, August records the lowest average temperatures, peaking at 28.6°C (83.5°F) and reaching 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
The first month of the autumn, September, is still a warm month in Hirana, Sri Lanka, with an average temperature ranging between max 28.8°C (83.8°F) and min 25.2°C (77.4°F). September notes an average high-temperature of a still moderately hot 28.8°C (83.8°F), subtly differing from August's 28.6°C (83.5°F). Weather in September »Weather in October
October, like September, in Hirana, Sri Lanka, is another warm autumn month, with an average temperature varying between 29.6°C (85.3°F) and 25.5°C (77.9°F). The advent of October signifies a minor shift to an average high-temperature of a still moderately hot 29.6°C (85.3°F), aligning closely with September. Weather in October »Weather in November
November, the last month of the autumn in Hirana, is another warm month, with an average temperature fluctuating between 24.8°C (76.6°F) and 29.8°C (85.6°F). As Hirana steps into November, the average high-temperature is measured at a still moderately hot 29.8°C (85.6°F), displaying minor differences from October's 29.6°C (85.3°F). Weather in November »Weather in December
The first month of the winter, December, is also a moderately hot month in Hirana, Sri Lanka, with an average temperature fluctuating between 24.4°C (75.9°F) and 29.7°C (85.5°F). With December's arrival, Hirana, Sri Lanka, notes an average high-temperature of a still moderately hot 29.7°C (85.5°F), closely following the trend of the preceding month. 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 and February, with an average relative humidity of 75%, are the least humid months in Hirana.
January is the month with the least rainfall in Hirana, Sri Lanka. Rain falls for 8.9 days and accumulates 25mm (0.98") of precipitation.
In Hirana, during the entire year, the rain falls for 273.8 days and collects up to 2059mm (81.06") of precipitation.
January has the most sunshine of the year in Hirana, with an average of 9.2h of sunshine.
The months with the highest UV index in Hirana, Sri Lanka, are January through April, July, September through December, with an average maximum UV index of 7.
Hirana sees its peak of temperatures during March and April, with an average high-temperature of 31.3°C (88.3°F).
The months with the lowest UV index in Hirana are May, June and August, with an average maximum UV index of 6.
June through August, with an average relative humidity of 83%, are most humid months.
The month with the most rainfall in Hirana is June, when the rain falls for 29.2 days and typically aggregates up to 350mm (13.78") of precipitation.
With an average of 12h and 30min of daylight, June has the longest days of the year in Hirana.
August proves to be the coldest month, recording an average maximum temperature of 28.6°C (83.5°F) and a minimum temperature of 25.5°C (77.9°F).
November has the least sunshine of the year, with an average of 6.8h of sunshine.
With an average of 11h and 42min of daylight, December has the shortest days of the year.
Hirana does not observe Daylight Saving Time (DST). +0530 timezone is used over the entire year.
Average temperature
Hirana, 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
Hirana, 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
Hirana, 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
Hirana, 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
Hirana, 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
Hirana, 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
Hirana, 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 0min - Average sunshine in March:
9h and 0min - 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 48min - Average sunshine in August:
7h and 12min - Average sunshine in September:
7h and 36min - Average sunshine in October:
7h and 54min - Average sunshine in November:
6h and 48min - Average sunshine in December:
7h and 6min
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
Hirana, 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
Hirana, 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
Hirana, 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
Hirana, 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).
