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 arrival of September corresponds with a temperature reduction, down from August's moderately hot 24.5°C (76.1°F) to an enjoyable 19.1°C (66.4°F). Grójczyk experiences a nighttime temperature average of 10.9°C (51.6°F) during September.Humidity
In September, the average relative humidity is 72%.Rainfall
In Grójczyk, in September, it is raining for 10.1 days, with typically 20mm (0.79") of accumulated precipitation. Throughout the year, in Grójczyk, there are 142.7 rainfall days, and 343mm (13.5") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 40min.On the first day of September, sunrise is at 05:56 and sunset at 19:32. On the last day of the month, sunrise is at 06:44 and sunset at 18:23 CEST.
Sunshine
In September, the average sunshine in Grójczyk is 8.1h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: An average maximum UV index of 4 in September leads to these recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Grójczyk?
What is the average humidity in September in Grójczyk?
How many days does it rain in September in Grójczyk?
When it does not snow in Grójczyk?
Does it snow in Grójczyk in September?
What is the average length of the day in September in Grójczyk?
What time are sunrise and sunset in September in Grójczyk?
How long on average sun shines in September in Grójczyk?
What is the UV index reading in September in Grójczyk?
Average temperature in September
Grójczyk, Poland
- Average high temperature in September: 19.1°C
The warmest month (with the highest average high temperature) is August (24.5°C).
The month with the lowest average high temperature is January (0.3°C).
- Average low temperature in September: 10.9°C
The month with the highest average low temperature is August (14.8°C).
The coldest month (with the lowest average low temperature) is January (-3.5°C).
Average pressure in September
Grójczyk, Poland
- Average pressure in September: 1017mbar
The month with the highest atmospheric pressure is October (1017.7mbar).
The month with the lowest atmospheric pressure is July (1013.6mbar).
Average wind speed in September
Grójczyk, Poland
- Average wind speed in September: 12.5km/h
The windiest month (with the highest average wind speed) is December (15.4km/h).
The calmest month (with the lowest average wind speed) is August (11.3km/h).
Average humidity in September
Grójczyk, 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 (66%).
Average rainfall in September
Grójczyk, Poland
- Average rainfall in September: 20mm
The wettest month (with the highest rainfall) is May (45mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in September
Grójczyk, Poland
- Average rainfall days in September: 10.1 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (7.9 days).
Average snowfall in September
Grójczyk, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (71mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Grójczyk, Poland
- 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
Grójczyk, Poland
- Average daylight in September: 12h and 4min
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 1min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in September
Grójczyk, Poland
- Average sunshine days in September: 17.4 days
The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in September
Grójczyk, Poland
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in September
Grójczyk, Poland
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Grójczyk, Poland
- Average visibility in September: 9km
The month with the highest visibility is August (10km).
The months with the lowest visibility are January, February and December (8km).
