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 snowfall in September
- Average snowfall 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
September
Weather in September
Temperature
The arrival of September signals a shift in temperature, down from a tropical 32.3°C (90.1°F) in August to a warm 25.9°C (78.6°F). Kumli's temperature lowers to a mean of 17.6°C (63.7°F) during the nights in September.Humidity
In September, the average relative humidity is 55%.Rainfall
In Kumli, during September, the rain falls for 8.5 days and regularly aggregates up to 23mm (0.91") of precipitation. Throughout the year, there are 112.1 rainfall days, and 256mm (10.08") of precipitation is accumulated.Snowfall
In Kumli, snow does not fall in April through September.Daylight
In September, the average length of the day is 12h and 31min.On the first day of the month, sunrise is at 05:19 and sunset at 18:31. On the last day of September, sunrise is at 05:52 and sunset at 17:38 MSK.
Sunshine
In Kumli, the average sunshine in September is 10.2h.UV index
The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, a daily maximum UV index of 5 leads to the following instructions:
Exercise prevention - Precautions against solar damage are endorsed. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Kumli?
What is the average humidity in September in Kumli?
How much does it rain in Kumli in September?
When it does not snow in Kumli?
Does it snow in Kumli in September?
What is the average length of the day in September in Kumli?
When are sunrise and sunset in September in Kumli?
How long on average sun shines in September in Kumli?
What is the UV index intensity in September in Kumli?
Average temperature in September
Kumli, Russia
- Average high temperature in September: 25.9°C
The warmest month (with the highest average high temperature) is July (33.3°C).
The month with the lowest average high temperature is January (2.6°C).
- Average low temperature in September: 17.6°C
The month with the highest average low temperature is July (23.3°C).
The coldest month (with the lowest average low temperature) is January (-1.8°C).
Average pressure in September
Kumli, Russia
- Average pressure in September: 1015.7mbar
The month with the highest atmospheric pressure is November (1022.8mbar).
The month with the lowest atmospheric pressure is July (1010.1mbar).
Average wind speed in September
Kumli, Russia
- Average wind speed in September: 17.5km/h
The windiest month (with the highest average wind speed) is September (17.5km/h).
The calmest month (with the lowest average wind speed) is January (15km/h).
Average humidity in September
Kumli, Russia
- Average humidity in September: 55%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is July (44%).
Average rainfall in September
Kumli, Russia
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is June (34mm).
The driest month (with the least rainfall) is February (14mm).
Average rainfall days in September
Kumli, Russia
- Average rainfall days in September: 8.5 days
The month with the highest number of rainy days is May (13 days).
The month with the least rainy days is February (7 days).
Average snowfall in September
Kumli, Russia
- Average snowfall in September: 0mm
The month with the highest snowfall is January (77mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in September
Kumli, Russia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Kumli, Russia
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 10h and 1min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in September
Kumli, Russia
- Average sunshine days in September: 19.9 days
The month with the most sunshine days is August (20.8 days).
The month with the least sunshine days is January (14.2 days).
Average UV index in September
Kumli, Russia
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Kumli, Russia
- Average cloud cover in September: 24
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 17).
Average visibility in September
Kumli, Russia
- Average visibility in September: 10km
The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, November and December (9km).
