September weather forecastSechna, Poland
September
Weather in September
September, the first month of the autumn in Sechna, is still a comfortable month, with an average temperature fluctuating between 18°C (64.4°F) and 8.5°C (47.3°F).Temperature
Sechna's September weather comes with a decrease in average high-temperatures, moving from a warm 23.4°C (74.1°F) in August to an enjoyable 18°C (64.4°F). In the month of September, Sechna witnesses a consistent average low-temperature of 8.5°C (47.3°F).Humidity
In Sechna, Poland, the average relative humidity in September is 78%.Rainfall
In Sechna, Poland, during September, the rain falls for 13.6 days and regularly aggregates up to 40mm (1.57") of precipitation. Throughout the year, in Sechna, Poland, there are 168.5 rainfall days, and 575mm (22.64") of precipitation is accumulated.Snowfall
In Sechna, snow does not fall in June through September.Daylight
The average length of the day in September in Sechna is 12h and 37min.On the first day of the month, sunrise is at 05:53 and sunset at 19:21. On the last day of September, sunrise is at 06:36 and sunset at 18:18 CEST.
Sunshine
In September, the average sunshine in Sechna is 8.3h.UV index
The average daily maximum UV index in September in Sechna, Poland, is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: In September, the average maximum UV index of 3 translates into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. Around midday, solar radiation is most harmful; hence, exposure should be limited. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Sechna, Poland
- Average high temperature in September: 18°C
The warmest month (with the highest average high temperature) is August (23.4°C).
The month with the lowest average high temperature is January (-0.8°C).
- Average low temperature in September: 8.5°C
The month with the highest average low temperature is July (12.6°C).
The coldest month (with the lowest average low temperature) is January (-5.5°C).
Average pressure in September
Sechna, Poland
- Average pressure in September: 1017.7mbar
The months with the highest atmospheric pressure are October and December (1019mbar).
The months with the lowest atmospheric pressure are June and July (1014.4mbar).
Average wind speed in September
Sechna, Poland
- Average wind speed in September: 8.4km/h
The windiest month (with the highest average wind speed) is March (11.4km/h).
The calmest month (with the lowest average wind speed) is August (7.4km/h).
Average humidity in September
Sechna, Poland
- Average humidity in September: 78%
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and August (75%).
Average rainfall in September
Sechna, Poland
- Average rainfall in September: 40mm
The wettest month (with the highest rainfall) is May (88mm).
The driest months (with the least rainfall) are March and November (31mm).
Average rainfall days in September
Sechna, Poland
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in September
Sechna, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (204mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Sechna, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Sechna, Poland
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in September: 8h and 18min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in September
Sechna, Poland
- Average sunshine days in September: 13.7 days
The month with the most sunshine days is November (15.3 days).
The month with the least sunshine days is June (7.7 days).
Average UV index in September
Sechna, Poland
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in September
Sechna, Poland
- Average cloud cover in September: 38
The month with the most cloud cover is February (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Sechna, Poland
- Average visibility in September: 9km
The months with the highest visibility are March, April, June, July, August, September, October and November (9km).
The months with the lowest visibility are January and February (7km).





