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
A change in temperatures is noted as August gives way to September, with average highs reducing from a warm 23.9°C (75°F) to a comfortable 18.2°C (64.8°F). Siderka anticipates an average minimum temperature of 9.4°C (48.9°F) in the month of September.Humidity
In Siderka, the average relative humidity in September is 77%.Rainfall
In Siderka, in September, during 13.1 rainfall days, 37mm (1.46") of precipitation is typically accumulated. In Siderka, during the entire year, the rain falls for 156.6 days and collects up to 459mm (18.07") of precipitation.Snowfall
June through September are months without snowfall in Siderka, Poland.Daylight
The average length of the day in September is 12h and 41min.On the first day of September in Siderka, sunrise is at 05:36 and sunset at 19:15. On the last day of the month, sunrise is at 06:27 and sunset at 18:05 CEST.
Sunshine
In Siderka, the average sunshine in September is 7.2h.UV index
In Siderka, Poland, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: The UV index of 3 during September translates into the following guidance:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Frequently asked questions
What is the temperature in September in Siderka?
What is the average humidity in September in Siderka?
How many days does it rain in September in Siderka?
When it does not snow in Siderka?
Does it snow in Siderka in September?
How many hours of daylight does Siderka have in September?
What time are sunrise and sunset in September in Siderka?
How long on average sun shines in September in Siderka?
What is the UV index intensity in September in Siderka?
Average temperature in September
Siderka, Poland
- Average high temperature in September: 18.2°C
The warmest month (with the highest average high temperature) is July (24.3°C).
The month with the lowest average high temperature is January (-1.8°C).
- Average low temperature in September: 9.4°C
The month with the highest average low temperature is July (13.5°C).
The coldest month (with the lowest average low temperature) is January (-5.4°C).
Average pressure in September
Siderka, Poland
- Average pressure in September: 1016.8mbar
The month with the highest atmospheric pressure is October (1018.1mbar).
The month with the lowest atmospheric pressure is July (1013mbar).
Average wind speed in September
Siderka, Poland
- Average wind speed in September: 11.4km/h
The windiest month (with the highest average wind speed) is December (13.4km/h).
The calmest month (with the lowest average wind speed) is August (9.9km/h).
Average humidity in September
Siderka, Poland
- Average humidity in September: 77%
The month with the highest relative humidity is January (93%).
The months with the lowest relative humidity are April and August (71%).
Average rainfall in September
Siderka, Poland
- Average rainfall in September: 37mm
The wettest month (with the highest rainfall) is June (59mm).
The driest months (with the least rainfall) are February and April (25mm).
Average rainfall days in September
Siderka, Poland
- Average rainfall days in September: 13.1 days
The month with the highest number of rainy days is July (19.9 days).
The months with the least rainy days are January and February (7.5 days).
Average snowfall in September
Siderka, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (155mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Siderka, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (18 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Siderka, Poland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is January (Average sunshine: 1h and 36min).
Average sunshine days in September
Siderka, Poland
- Average sunshine days in September: 14.4 days
The month with the most sunshine days is October (16.3 days).
The month with the least sunshine days is January (8.3 days).
Average UV index in September
Siderka, Poland
- Average UV index in September: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Siderka, Poland
- Average cloud cover in September: 44
The month with the most cloud cover is February (Cloud cover 80).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Siderka, Poland
- Average visibility in September: 9km
The months with the highest visibility are April, May, June, July, August and September (9km).
The month with the lowest visibility is January (6km).
Siderka, Poland
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