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
In September, the average high-temperature decreases from a moderately hot 24.4°C (75.9°F) in August to a comfortable 19.2°C (66.6°F). Throughout the month of September, Gierłatowo observes an average nighttime temperature of 10.9°C (51.6°F).Humidity
The average relative humidity in September is 72%.Rainfall
September is the month with the least rainfall. Rain falls for 7.2 days and accumulates 18mm (0.71") of precipitation.Snowfall
June through September are months without snowfall in Gierłatowo, Poland.Daylight
In Gierłatowo, the average length of the day in September is 12h and 40min.On the first day of the month, sunrise is at 06:02 and sunset at 19:37. On the last day of September, in Gierłatowo, sunrise is at 06:50 and sunset at 18:29 CEST.
Sunshine
The average sunshine in September is 8.2h.UV index
The average daily maximum UV index in September in Gierłatowo is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Ensure safety - Recommendations to avert sunburn are presented. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Gierłatowo?
What is the average humidity in September in Gierłatowo?
What is the driest month in Gierłatowo?
How much does it rain in Gierłatowo in September?
When it does not snow in Gierłatowo?
Does it snow in Gierłatowo in September?
How many hours of daylight does Gierłatowo have in September?
When are sunrise and sunset in September in Gierłatowo?
How long on average sun shines in September in Gierłatowo?
What is the UV index intensity in September in Gierłatowo?
Average temperature in September
Gierłatowo, Poland
- Average high temperature in September: 19.2°C
The warmest month (with the highest average high temperature) is August (24.4°C).
The month with the lowest average high temperature is January (0.5°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 (-3.1°C).
Average pressure in September
Gierłatowo, Poland
- Average pressure in September: 1017.1mbar
The month with the highest atmospheric pressure is October (1017.6mbar).
The month with the lowest atmospheric pressure is July (1013.8mbar).
Average wind speed in September
Gierłatowo, Poland
- Average wind speed in September: 13.1km/h
The windiest month (with the highest average wind speed) is December (16.6km/h).
The calmest month (with the lowest average wind speed) is August (12km/h).
Average humidity in September
Gierłatowo, 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
Gierłatowo, Poland
- Average rainfall in September: 18mm
The wettest month (with the highest rainfall) is May (45mm).
The driest month (with the least rainfall) is September (18mm).
Average rainfall days in September
Gierłatowo, Poland
- Average rainfall days in September: 7.2 days
The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is September (7.2 days).
Average snowfall in September
Gierłatowo, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (99mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Gierłatowo, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Gierłatowo, 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 18min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in September
Gierłatowo, Poland
- Average sunshine days in September: 21.7 days
The month with the most sunshine days is September (21.7 days).
The month with the least sunshine days is January (9.8 days).
Average UV index in September
Gierłatowo, Poland
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover in September
Gierłatowo, Poland
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Gierłatowo, Poland
- Average visibility in September: 9km
The months with the highest visibility are June and August (10km).
The months with the lowest visibility are January, February, November and December (8km).
