September weather forecastGarwolewo, Poland
September weather for Garwolewo, Poland: On the last day of September, in Garwolewo, Poland, sunrise is at 06:39 and sunset at 18:18 CEST. In Garwolewo, Poland, in September, it is raining for 11.8 days, with typically 31mm (1.22") of accumulated precipitation.
September
Weather in September
September, the first month of the autumn in Garwolewo, is also an enjoyable month, with an average temperature ranging between min 10.8°C (51.4°F) and max 19.3°C (66.7°F).Temperature
A moderate decline in the average high-temperature is seen during September, decreasing from a warm 24.8°C (76.6°F) in August to a comfortable 19.3°C (66.7°F). During September, an average low-temperature of 10.8°C (51.4°F) is observed in Garwolewo, Poland.Humidity
In Garwolewo, the average relative humidity in September is 72%.Rainfall
In Garwolewo, during September, the rain falls for 11.8 days and regularly aggregates up to 31mm (1.22") of precipitation. Throughout the year, in Garwolewo, Poland, there are 156.3 rainfall days, and 406mm (15.98") of precipitation is accumulated.Snowfall
In Garwolewo, snow does not fall in June through September.Daylight
In September, the average length of the day in Garwolewo is 12h and 40min.On the first day of the month, sunrise is at 05:50 and sunset at 19:26. On the last day of September, in Garwolewo, Poland, sunrise is at 06:39 and sunset at 18:18 CEST.
Sunshine
In September, the average sunshine in Garwolewo is 8h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum daily UV index of 4 during September morphs into the following directions:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. To guard against the harmful effects of the Sun, minimize exposure during midday. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Garwolewo, Poland
- Average high temperature in September: 19.3°C
The warmest month (with the highest average high temperature) is August (24.8°C).
The month with the lowest average high temperature is January (-0.3°C).
- Average low temperature in September: 10.8°C
The month with the highest average low temperature is August (14.7°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure in September
Garwolewo, Poland
- Average pressure in September: 1017.1mbar
The month with the highest atmospheric pressure is October (1018mbar).
The month with the lowest atmospheric pressure is July (1013.6mbar).
Average wind speed in September
Garwolewo, Poland
- Average wind speed in September: 11.8km/h
The windiest month (with the highest average wind speed) is December (14.3km/h).
The calmest month (with the lowest average wind speed) is August (10.4km/h).
Average humidity in September
Garwolewo, Poland
- Average humidity in September: 72%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (67%).
Average rainfall in September
Garwolewo, Poland
- Average rainfall in September: 31mm
The wettest months (with the highest rainfall) are May and June (50mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in September
Garwolewo, Poland
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (9 days).
Average snowfall in September
Garwolewo, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (121mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Garwolewo, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Garwolewo, Poland
- Average daylight in September: 12h and 42min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in September
Garwolewo, Poland
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is October (17.4 days).
The month with the least sunshine days is January (9.3 days).
Average UV index in September
Garwolewo, Poland
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Garwolewo, Poland
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Garwolewo, Poland
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (7km).





