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
Weather in September
Temperature
As August shifts into September, a minor alteration in temperatures is observed, with average highs reducing from a refreshing 19.7°C (67.5°F) to a moderate 15.4°C (59.7°F). The nighttime temperature in Mjölkön, Sweden, in September experiences a minor dip, averaging a fresh 10.6°C (51.1°F).Humidity
In September, the average relative humidity is 79%.Rainfall
In September, the rain falls for 9.6 days. Throughout September, 11mm (0.43") of precipitation is accumulated. In Mjölkön, during the entire year, the rain falls for 98.4 days and collects up to 140mm (5.51") of precipitation.Snowfall
In Mjölkön, snow does not fall in June through September.Daylight
In Mjölkön, the average length of the day in September is 12h and 51min.On the first day of September, sunrise is at 05:44 and sunset at 19:48. On the last day of the month, sunrise is at 06:50 and sunset at 18:21 CEST.
Sunshine
In Mjölkön, the average sunshine in September is 8.3h.UV index
In Mjölkön, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, a daily maximum UV index of 3 leads to the following instructions:
Adopt protective measures - It is advised to guard against sun damage. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Mjölkön?
What is the average humidity in September in Mjölkön?
How many days does it rain in September in Mjölkön?
When it does not snow in Mjölkön?
Does it snow in Mjölkön in September?
How many hours of daylight does Mjölkön have in September?
When are sunrise and sunset in September in Mjölkön?
How long on average sun shines in September in Mjölkön?
What is the UV index reading in September in Mjölkön?
Average temperature in September
Mjölkön, Sweden
- Average high temperature in September: 15.4°C
The warmest month (with the highest average high temperature) is July (19.8°C).
The month with the lowest average high temperature is January (0°C).
- Average low temperature in September: 10.6°C
The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is January (-2.8°C).
Average pressure in September
Mjölkön, Sweden
- Average pressure in September: 1013.4mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).
Average wind speed in September
Mjölkön, Sweden
- Average wind speed in September: 16.7km/h
The windiest month (with the highest average wind speed) is December (21.8km/h).
The calmest month (with the lowest average wind speed) is July (14.2km/h).
Average humidity in September
Mjölkön, Sweden
- Average humidity in September: 79%
The months with the highest relative humidity are January, February, November and December (86%).
The month with the lowest relative humidity is May (74%).
Average rainfall in September
Mjölkön, Sweden
- Average rainfall in September: 11mm
The wettest month (with the highest rainfall) is July (18mm).
The driest month (with the least rainfall) is April (5mm).
Average rainfall days in September
Mjölkön, Sweden
- Average rainfall days in September: 9.6 days
The month with the highest number of rainy days is July (11.1 days).
The month with the least rainy days is February (4.6 days).
Average snowfall in September
Mjölkön, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is February (32mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Mjölkön, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Mjölkön, Sweden
- 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: 8h and 2min
The month with the most sunshine is June (Average sunshine: 12h and 24min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).
Average sunshine days in September
Mjölkön, Sweden
- Average sunshine days in September: 17.2 days
The month with the most sunshine days is April (20.8 days).
The month with the least sunshine days is December (14.6 days).
Average UV index in September
Mjölkön, Sweden
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in September
Mjölkön, Sweden
- Average cloud cover in September: 41
The month with the most cloud cover is February (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Mjölkön, Sweden
- 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).
Mjölkön, Sweden
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