September weather forecastMõnnuste, Estonia
September
Weather in September
September, the first month of the autumn in Mõnnuste, is still a refreshing month, with an average temperature varying between 15.7°C (60.3°F) and 12.6°C (54.7°F).Temperature
The shift from August to September includes a small decrease in the average high-temperature, from a comfortable 19.8°C (67.6°F) to a still refreshing 15.7°C (60.3°F). During the nights of September, Mõnnuste records an average temperature of 12.6°C (54.7°F), a minor drop from daytime peaks.Humidity
The average relative humidity in September in Mõnnuste is 78%.Rainfall
In Mõnnuste, during September, the rain falls for 14.4 days and regularly aggregates up to 43mm (1.69") of precipitation. Throughout the year, in Mõnnuste, there are 154.4 rainfall days, and 453mm (17.83") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In Mõnnuste, the average length of the day in September is 12h and 49min.On the first day of September in Mõnnuste, sunrise is at 06:31 and sunset at 20:30. On the last day of the month, sunrise is at 07:34 and sunset at 19:07 EEST.
Sunshine
In Mõnnuste, the average sunshine in September is 7.7h.UV index
The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: The UV index of 3 during September translates into the following guidance:
Prioritize safety - Recommendations to avert sunburn are shared. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Mõnnuste, Estonia
- Average high temperature in September: 15.7°C
The warmest month (with the highest average high temperature) is July (20.1°C).
The month with the lowest average high temperature is February (-0.1°C).
- Average low temperature in September: 12.6°C
The month with the highest average low temperature is August (15.6°C).
The coldest month (with the lowest average low temperature) is February (-2.8°C).
Average pressure in September
Mõnnuste, Estonia
- Average pressure in September: 1014.2mbar
The month with the highest atmospheric pressure is May (1015.3mbar).
The month with the lowest atmospheric pressure is December (1009.3mbar).
Average wind speed in September
Mõnnuste, Estonia
- Average wind speed in September: 20.2km/h
The windiest month (with the highest average wind speed) is December (24.8km/h).
The calmest month (with the lowest average wind speed) is May (16km/h).
Average humidity in September
Mõnnuste, Estonia
- Average humidity in September: 78%
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is May (74%).
Average rainfall in September
Mõnnuste, Estonia
- Average rainfall in September: 43mm
The wettest month (with the highest rainfall) is December (49mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in September
Mõnnuste, Estonia
- Average rainfall days in September: 14.4 days
The month with the highest number of rainy days is November (17.5 days).
The month with the least rainy days is February (7.5 days).
Average snowfall in September
Mõnnuste, Estonia
- Average snowfall in September: 0mm
The month with the highest snowfall is January (134mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Mõnnuste, Estonia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (17.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Mõnnuste, Estonia
- Average daylight in September: 12h and 48min
The month with the longest days is June (Average daylight: 18h and 12min).
The month with the shortest days is December (Average daylight: 6h and 30min).
- Average sunshine in September: 7h and 42min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average sunshine days in September
Mõnnuste, Estonia
- Average sunshine days in September: 12.5 days
The month with the most sunshine days is May (18.1 days).
The month with the least sunshine days is December (4.5 days).
Average UV index in September
Mõnnuste, Estonia
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, March and December (UV index 1).
Average cloud cover in September
Mõnnuste, Estonia
- Average cloud cover in September: 44
The month with the most cloud cover is December (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in September
Mõnnuste, Estonia
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August and September (10km).
The month with the lowest visibility is January (8km).





