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
During the shift to September, a minor reduction in average high-temperature is observed, shifting from a pleasant 20.6°C (69.1°F) in August to a refreshing 16.1°C (61°F). An average low-temperature of 9.6°C (49.3°F) is observed during September nights.Humidity
The average relative humidity in September in Gillbo is 80%.Rainfall
In Gillbo, in September, it is raining for 11.7 days, with typically 22mm (0.87") of accumulated precipitation. Throughout the year, there are 134.1 rainfall days, and 336mm (13.23") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day in Gillbo is 12h and 51min.On the first day of the month, sunrise is at 05:46 and sunset at 19:50. On the last day of September, in Gillbo, Sweden, sunrise is at 06:52 and sunset at 18:23 CEST.
Sunshine
The average sunshine in September in Gillbo is 8h.UV index
In Gillbo, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: A maximum UV index of 3 in September translates into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Gillbo?
What is the average humidity in September in Gillbo?
How many days does it rain in September in Gillbo?
When it does not snow in Gillbo?
Does it snow in Gillbo in September?
How many hours of daylight does Gillbo have in September?
When is the sunrise / sunset in September in Gillbo?
How long on average sun shines in September in Gillbo?
How high is the UV index in September in Gillbo?
Average temperature in September
Gillbo, Sweden
- Average high temperature in September: 16.1°C
The warmest month (with the highest average high temperature) is July (21.7°C).
The month with the lowest average high temperature is January (-0.7°C).
- Average low temperature in September: 9.6°C
The month with the highest average low temperature is July (13.1°C).
The coldest month (with the lowest average low temperature) is January (-4°C).
Average pressure in September
Gillbo, Sweden
- Average pressure in September: 1013.3mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1007.7mbar).
Average wind speed in September
Gillbo, Sweden
- Average wind speed in September: 13.5km/h
The windiest month (with the highest average wind speed) is December (17.6km/h).
The calmest months (with the lowest average wind speed) are July and August (12.1km/h).
Average humidity in September
Gillbo, Sweden
- Average humidity in September: 80%
The months with the highest relative humidity are January, February, November and December (88%).
The month with the lowest relative humidity is May (71%).
Average rainfall in September
Gillbo, Sweden
- Average rainfall in September: 22mm
The wettest month (with the highest rainfall) is July (48mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in September
Gillbo, Sweden
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in September
Gillbo, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is February (82mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Gillbo, 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
Gillbo, 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 0min
The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 24min).
Average sunshine days in September
Gillbo, Sweden
- Average sunshine days in September: 15.1 days
The month with the most sunshine days is October (16.4 days).
The month with the least sunshine days is July (11.7 days).
Average UV index in September
Gillbo, Sweden
- 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 and February (UV index 1).
Average cloud cover in September
Gillbo, Sweden
- Average cloud cover in September: 44
The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in September
Gillbo, Sweden
- Average visibility in September: 9km
The month with the highest visibility is June (10km).
The month with the lowest visibility is February (8km).
