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 beginning of September subtly marks a decrease in the average high-temperature, transitioning from an agreeable 20.1°C (68.2°F) in August to a mild 15.3°C (59.5°F). Sõmeru registers an average low-temperature of 10.9°C (51.6°F) throughout September, a modest decrease from its daytime highs.Humidity
In Sõmeru, the average relative humidity in September is 79%.Rainfall
In Sõmeru, during September, the rain falls for 13.5 days and regularly aggregates up to 28mm (1.1") of precipitation. In Sõmeru, during the entire year, the rain falls for 127.9 days and collects up to 301mm (11.85") of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 50min.On the first day of September in Sõmeru, sunrise is at 06:12 and sunset at 20:16. On the last day of the month, sunrise is at 07:18 and sunset at 18:49 EEST.
Sunshine
In September, the average sunshine in Sõmeru, Estonia, is 6.8h.UV index
In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: A typical high UV index of 3 in September suggests the following recommendations:
Ensure safety - Recommendations to avert sunburn are presented. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Sõmeru?
What is the average humidity in September in Sõmeru?
How many days does it rain in September in Sõmeru?
When it does not snow in Sõmeru?
Does it snow in Sõmeru in September?
What is the average length of the day in September in Sõmeru?
What time are sunrise and sunset in September in Sõmeru?
How many hours of sunshine does Sõmeru have in September?
What is the UV index intensity in September in Sõmeru?
Average temperature in September
Sõmeru, Estonia
- Average high temperature in September: 15.3°C
The warmest month (with the highest average high temperature) is July (20.7°C).
The month with the lowest average high temperature is February (-2.3°C).
- Average low temperature in September: 10.9°C
The month with the highest average low temperature is July (14.4°C).
The coldest month (with the lowest average low temperature) is February (-5.5°C).
Average pressure in September
Sõmeru, Estonia
- Average pressure in September: 1014mbar
The month with the highest atmospheric pressure is May (1015.1mbar).
The month with the lowest atmospheric pressure is December (1009.6mbar).
Average wind speed in September
Sõmeru, Estonia
- Average wind speed in September: 16.4km/h
The windiest month (with the highest average wind speed) is December (20.2km/h).
The calmest month (with the lowest average wind speed) is May (12.9km/h).
Average humidity in September
Sõmeru, Estonia
- Average humidity in September: 79%
The month with the highest relative humidity is February (92%).
The months with the lowest relative humidity are May and June (72%).
Average rainfall in September
Sõmeru, Estonia
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is August (39mm).
The driest months (with the least rainfall) are February and April (17mm).
Average rainfall days in September
Sõmeru, Estonia
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is August (15.2 days).
The month with the least rainy days is February (4.5 days).
Average snowfall in September
Sõmeru, Estonia
- Average snowfall in September: 0mm
The month with the highest snowfall is January (77mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Sõmeru, Estonia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Sõmeru, Estonia
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in September: 6h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 1h and 30min).
Average sunshine days in September
Sõmeru, Estonia
- Average sunshine days in September: 12.5 days
The month with the most sunshine days is May (17.5 days).
The months with the least sunshine days are January and December (10.4 days).
Average UV index in September
Sõmeru, Estonia
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March and November (UV index 1).
Average cloud cover in September
Sõmeru, Estonia
- Average cloud cover in September: 53
The month with the most cloud cover is December (Cloud cover 81).
The months with the least cloud cover are July and August (Cloud cover 38).
Average visibility in September
Sõmeru, Estonia
- Average visibility in September: 10km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February and March (8km).
