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
As September arrives, Rässa's weather displays a minor decrease in high-temperatures, transitioning from August's enjoyable 19.8°C (67.6°F) to a still refreshing 15.7°C (60.3°F). Rässa encounters an average temperature dip to a cool 11.5°C (52.7°F) throughout September, subtly lower than its daytime maximum.Humidity
The average relative humidity in September in Rässa, Estonia, is 79%.Rainfall
In Rässa, during September, the rain falls for 14.2 days and regularly aggregates up to 34mm (1.34") of precipitation. Throughout the year, in Rässa, there are 137.3 rainfall days, and 358mm (14.09") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Rässa.Daylight
In Rässa, the average length of the day in September is 12h and 49min.On the first day of the month, sunrise is at 06:26 and sunset at 20:26. On the last day of September, sunrise is at 07:30 and sunset at 19:02 EEST.
Sunshine
In Rässa, the average sunshine in September is 7.5h.UV index
In Rässa, Estonia, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: In September, the maximum UV index of 3 suggests these recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Rässa in September?
What is the average humidity in September in Rässa?
How much does it rain in Rässa in September?
When it does not snow in Rässa?
Does it snow in Rässa in September?
What is the average length of the day in September in Rässa?
What time are sunrise and sunset in September in Rässa?
How many hours of sunshine does Rässa have in September?
How high is the UV index in September in Rässa?
Average temperature in September
Rässa, Estonia
- Average high temperature in September: 15.7°C
The warmest month (with the highest average high temperature) is July (20.3°C).
The month with the lowest average high temperature is February (-1.1°C).
- Average low temperature in September: 11.5°C
The months with the highest average low temperature are July and August (15°C).
The coldest month (with the lowest average low temperature) is February (-4.7°C).
Average pressure in September
Rässa, Estonia
- Average pressure in September: 1014.1mbar
The month with the highest atmospheric pressure is May (1015.2mbar).
The month with the lowest atmospheric pressure is December (1009.3mbar).
Average wind speed in September
Rässa, Estonia
- Average wind speed in September: 18.2km/h
The windiest month (with the highest average wind speed) is December (22.7km/h).
The calmest month (with the lowest average wind speed) is May (14.8km/h).
Average humidity in September
Rässa, Estonia
- Average humidity in September: 79%
The month with the highest relative humidity is February (91%).
The months with the lowest relative humidity are May, June, July and August (75%).
Average rainfall in September
Rässa, Estonia
- Average rainfall in September: 34mm
The wettest month (with the highest rainfall) is July (43mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in September
Rässa, Estonia
- Average rainfall days in September: 14.2 days
The month with the highest number of rainy days is August (15.8 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in September
Rässa, Estonia
- Average snowfall in September: 0mm
The month with the highest snowfall is January (71mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Rässa, Estonia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rässa, Estonia
- Average daylight in September: 12h and 5min
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 3min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average sunshine days in September
Rässa, Estonia
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is May (18.2 days).
The month with the least sunshine days is December (7.2 days).
Average UV index in September
Rässa, 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, February, March and December (UV index 1).
Average cloud cover in September
Rässa, Estonia
- Average cloud cover in September: 47
The month with the most cloud cover is December (Cloud cover 78).
The months with the least cloud cover are July and August (Cloud cover 35).
Average visibility in September
Rässa, Estonia
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August, September and October (10km).
The month with the lowest visibility is February (8km).
