Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
Milidduwa's coldest season falls during August and September, averaging a high-temperature of 28.3°C (82.9°F).Heat index
During September, the heat index is appraised at a hot 33°C (91.4°F). Apply extra caution, heat cramps and heat exhaustion could happen. Heatstroke might occur with long-duration activity.Realize that the values for the heat index are set for shaded places and light winds. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are particularly important for children. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
Humidity
The months with the highest humidity are June and September, with an average relative humidity of 82%.Rainfall
In Milidduwa, in September, it is raining for 24.5 days, with typically 222mm (8.74") of accumulated precipitation. Throughout the year, there are 286.9 rainfall days, and 1974mm (77.72") of precipitation is accumulated.Daylight
The average length of the day in September is 12h and 9min.On the first day of the month, sunrise is at 06:02 and sunset at 18:15. On the last day of September, sunrise is at 05:56 and sunset at 18:01 +0530.
Sunshine
The average sunshine in September in Milidduwa is 8.5h.UV index
May and September, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The daily maximum UV index of 6 in September interprets into the following advice:
Guard against overexposure. Protection from sun-induced harm is essential. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Frequently asked questions
What month is the coldest in Milidduwa?
Is it hot in Milidduwa during September?
What is the most humid month in Milidduwa?
What is the average humidity in September in Milidduwa?
How much does it rain in Milidduwa in September?
What is the average length of the day in September in Milidduwa?
What time are sunrise and sunset in September in Milidduwa?
How many hours of sunshine does Milidduwa have in September?
What are the months with the lowest UV index in Milidduwa?
How high is the UV index in September in Milidduwa?
Average temperature in September
Milidduwa, Sri Lanka
- Average high temperature in September: 28.3°C
The warmest months (with the highest average high temperature) are March and April (30.3°C).
The months with the lowest average high temperature are August and September (28.3°C).
- Average low temperature in September: 25.8°C
The month with the highest average low temperature is May (26.7°C).
The coldest month (with the lowest average low temperature) is January (24°C).
Average pressure in September
Milidduwa, Sri Lanka
- Average pressure in September: 1010.2mbar
The month with the highest atmospheric pressure is January (1011.4mbar).
The month with the lowest atmospheric pressure is May (1008.9mbar).
Average wind speed in September
Milidduwa, Sri Lanka
- Average wind speed in September: 17.3km/h
The windiest month (with the highest average wind speed) is June (20.2km/h).
The calmest month (with the lowest average wind speed) is January (7.8km/h).
Average humidity in September
Milidduwa, Sri Lanka
- Average humidity in September: 82%
The months with the highest relative humidity are June and September (82%).
The months with the lowest relative humidity are February and March (77%).
Average rainfall in September
Milidduwa, Sri Lanka
- Average rainfall in September: 222mm
The wettest month (with the highest rainfall) is May (302mm).
The driest month (with the least rainfall) is January (38mm).
Average rainfall days in September
Milidduwa, Sri Lanka
- Average rainfall days in September: 24.5 days
The month with the highest number of rainy days is June (28 days).
The month with the least rainy days is January (14.8 days).
Average daylight in September /
Average sunshine in September
Milidduwa, Sri Lanka
- Average daylight in September: 12h and 1min
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 48min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is April (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in September
Milidduwa, Sri Lanka
- Average sunshine days in September: 2.4 days
The month with the most sunshine days is January (12.8 days).
The month with the least sunshine days is June (1 days).
Average UV index in September
Milidduwa, Sri Lanka
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April, June, July, August, October, November and December (UV index 7).
The months with the lowest UV index are May and September (UV index 6).
Average cloud cover in September
Milidduwa, Sri Lanka
- Average cloud cover in September: 50
The month with the most cloud cover is June (Cloud cover 51).
The month with the least cloud cover is February (Cloud cover 26).
Average visibility in September
Milidduwa, Sri Lanka
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, June and December (10km).
The months with the lowest visibility are May, July, August, September, October and November (9km).
Milidduwa, Sri Lanka
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