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 move into September indicates a slight reduction in the average high-temperature, down from August's enjoyable 19.6°C (67.3°F) to a mild 15.9°C (60.6°F). Throughout September, Grimmered records an average temperature of 9.8°C (49.6°F) at night.Humidity
In September, the average relative humidity is 81%.Rainfall
In Grimmered, in September, it is raining for 16.5 days, with typically 51mm (2.01") of accumulated precipitation. In Grimmered, during the entire year, the rain falls for 178.4 days and collects up to 567mm (22.32") of precipitation.Snowfall
In Grimmered, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 47min.On the first day of September, sunrise is at 06:14 and sunset at 20:10. On the last day of the month, sunrise is at 07:15 and sunset at 18:49 CEST.
Sunshine
In Grimmered, the average sunshine in September is 7.3h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In September, the UV index of 3 transforms into the following advice:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Grimmered?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Grimmered have in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Grimmered, Sweden
- Average high temperature in September: 15.9°C
The warmest month (with the highest average high temperature) is July (20.5°C).
The month with the lowest average high temperature is January (0.8°C).
- Average low temperature in September: 9.8°C
The month with the highest average low temperature is July (12.5°C).
The coldest month (with the lowest average low temperature) is February (-2.7°C).
Average pressure in September
Grimmered, Sweden
- Average pressure in September: 1013.9mbar
The month with the highest atmospheric pressure is April (1014.7mbar).
The month with the lowest atmospheric pressure is December (1008.9mbar).
Average wind speed in September
Grimmered, Sweden
- Average wind speed in September: 14.2km/h
The windiest month (with the highest average wind speed) is December (17.1km/h).
The calmest month (with the lowest average wind speed) is August (12.6km/h).
Average humidity in September
Grimmered, Sweden
- Average humidity in September: 81%
The months with the highest relative humidity are February and December (89%).
The months with the lowest relative humidity are April and May (73%).
Average rainfall in September
Grimmered, Sweden
- Average rainfall in September: 51mm
The wettest month (with the highest rainfall) is August (65mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in September
Grimmered, Sweden
- Average rainfall days in September: 16.5 days
The month with the highest number of rainy days is August (20 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in September
Grimmered, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is February (93mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Grimmered, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Grimmered, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 0min).
The month with the shortest days is December (Average daylight: 6h and 42min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 12min).
Average sunshine days in September
Grimmered, Sweden
- Average sunshine days in September: 10.2 days
The month with the most sunshine days is April (14.1 days).
The month with the least sunshine days is August (9.2 days).
Average UV index in September
Grimmered, Sweden
- Average UV index in September: 3
The months with the highest UV index are May and June (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Grimmered, Sweden
- Average cloud cover in September: 49
The month with the most cloud cover is December (Cloud cover 67).
The months with the least cloud cover are June and July (Cloud cover 41).
Average visibility in September
Grimmered, Sweden
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is January (8km).
