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 onset of September comes with a shift in the average high-temperature, falling from a moderately hot 24.8°C (76.6°F) in August to a comfortable 19.2°C (66.6°F). September brings with it a nighttime average temperature of 11°C (51.8°F) in Jerwonice, Poland.Humidity
The average relative humidity in September is 71%.Rainfall
In Jerwonice, in September, it is raining for 11 days, with typically 26mm (1.02") of accumulated precipitation. In Jerwonice, during the entire year, the rain falls for 133.8 days and collects up to 348mm (13.7") of precipitation.Snowfall
May through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 39min.On the first day of the month, sunrise is at 05:56 and sunset at 19:30. On the last day of September, sunrise is at 06:43 and sunset at 18:23 CEST.
Sunshine
The average sunshine in September is 8.2h.UV index
In Jerwonice, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Make use of precautions - It is urged to ward off sun damage. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Jerwonice in September?
What is the average humidity in September in Jerwonice?
How many days does it rain in September in Jerwonice?
When it does not snow in Jerwonice?
Does it snow in Jerwonice in September?
What is the average length of the day in September in Jerwonice?
When are sunrise and sunset in September in Jerwonice?
How long on average sun shines in September in Jerwonice?
What is the UV index reading in September in Jerwonice?
Average temperature in September
Jerwonice, Poland
- Average high temperature in September: 19.2°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 (0.2°C).
- Average low temperature in September: 11°C
The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is January (-3.4°C).
Average pressure in September
Jerwonice, Poland
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is October (1018.2mbar).
The month with the lowest atmospheric pressure is July (1013.9mbar).
Average wind speed in September
Jerwonice, Poland
- Average wind speed in September: 12.3km/h
The windiest month (with the highest average wind speed) is December (15.3km/h).
The calmest month (with the lowest average wind speed) is August (11.3km/h).
Average humidity in September
Jerwonice, Poland
- Average humidity in September: 71%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (65%).
Average rainfall in September
Jerwonice, Poland
- Average rainfall in September: 26mm
The wettest month (with the highest rainfall) is May (45mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in September
Jerwonice, Poland
- Average rainfall days in September: 11 days
The month with the highest number of rainy days is July (16.2 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in September
Jerwonice, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (90mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Jerwonice, 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
Jerwonice, Poland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in September
Jerwonice, Poland
- Average sunshine days in September: 17.9 days
The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is July (12.3 days).
Average UV index in September
Jerwonice, 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
Jerwonice, Poland
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Jerwonice, Poland
- Average visibility in September: 9km
The months with the highest visibility are June and August (10km).
The month with the lowest visibility is January (7km).
