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
Gniewinko in September undergoes a slight reduction in the average high-temperature, shifting from August's agreeable 21.8°C (71.2°F) to a refreshing 17.4°C (63.3°F). In Gniewinko, September nights witness a steady temperature drop to a cool 11.9°C (53.4°F).Humidity
In September, the average relative humidity is 76%.Rainfall
In Gniewinko, in September, during 16 rainfall days, 43mm (1.69") of precipitation is typically accumulated. Throughout the year, in Gniewinko, there are 171.4 rainfall days, and 487mm (19.17") of precipitation is accumulated.Snowfall
In Gniewinko, snow does not fall in June through October.Daylight
In Gniewinko, the average length of the day in September is 12h and 43min.On the first day of the month, sunrise is at 05:56 and sunset at 19:39. On the last day of September, sunrise is at 06:49 and sunset at 18:26 CEST.
Sunshine
In Gniewinko, Poland, the average sunshine in September is 8h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: A daily high UV index of 4 in September leads to these guidelines:
Be vigilant - Preventing sunburn is recommended. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Gniewinko?
What is the average humidity in September in Gniewinko?
How much does it rain in Gniewinko in September?
When it does not snow in Gniewinko?
How many hours of daylight does Gniewinko have in September?
When are sunrise and sunset in September in Gniewinko?
How long on average sun shines in September in Gniewinko?
How high is the UV index in September in Gniewinko?
Average temperature in September
Gniewinko, Poland
- Average high temperature in September: 17.4°C
The warmest month (with the highest average high temperature) is August (21.8°C).
The month with the lowest average high temperature is January (0.8°C).
- Average low temperature in September: 11.9°C
The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is January (-1.8°C).
Average pressure in September
Gniewinko, Poland
- Average pressure in September: 1016.1mbar
The month with the highest atmospheric pressure is October (1016.4mbar).
The month with the lowest atmospheric pressure is December (1012.9mbar).
Average wind speed in September
Gniewinko, Poland
- Average wind speed in September: 15.7km/h
The windiest month (with the highest average wind speed) is December (19.3km/h).
The calmest months (with the lowest average wind speed) are June and August (13.7km/h).
Average humidity in September
Gniewinko, Poland
- Average humidity in September: 76%
The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is April (72%).
Average rainfall in September
Gniewinko, Poland
- Average rainfall in September: 43mm
The wettest month (with the highest rainfall) is July (70mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in September
Gniewinko, Poland
- Average rainfall days in September: 16 days
The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is February (9.5 days).
Average snowfall in September
Gniewinko, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (103mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in September
Gniewinko, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Gniewinko, Poland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in September
Gniewinko, Poland
- Average sunshine days in September: 10.7 days
The month with the most sunshine days is April (15.6 days).
The month with the least sunshine days is December (8.7 days).
Average UV index in September
Gniewinko, 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 and December (UV index 1).
Average cloud cover in September
Gniewinko, Poland
- Average cloud cover in September: 42
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Gniewinko, Poland
- Average visibility in September: 10km
The months with the highest visibility are April, June, August and September (10km).
The months with the lowest visibility are January, February, March, May, July, October, November and December (9km).
