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 shift to September brings a decrease in the average high-temperature, falling from a warm 25.2°C (77.4°F) in August to a refreshing 19.6°C (67.3°F). During the September nights, an average temperature of 11.4°C (52.5°F) is observed.Humidity
In September, the average relative humidity is 71%.Rainfall
In September, in Mleczno, the rain falls for 10.7 days. Throughout September, 24mm (0.94") of precipitation is accumulated. Throughout the year, in Mleczno, there are 160.9 rainfall days, and 438mm (17.24") of precipitation is accumulated.Snowfall
In Mleczno, snow does not fall in June through September.Daylight
In Mleczno, the average length of the day in September is 12h and 38min.On the first day of the month, sunrise is at 06:08 and sunset at 19:41. On the last day of September, in Mleczno, sunrise is at 06:54 and sunset at 18:34 CEST.
Sunshine
The average sunshine in September is 8.7h.UV index
In Mleczno, 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 ordinary person.Note: In September, the UV index of 4 transforms into the following advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. 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
What are September temperatures in Mleczno?
What is the average humidity in September in Mleczno?
How many days does it rain in September in Mleczno?
When it does not snow in Mleczno?
Does it snow in Mleczno in September?
How many hours of daylight does Mleczno have in September?
When is the sunrise / sunset in September in Mleczno?
How long on average sun shines in September in Mleczno?
What is the UV index reading in September in Mleczno?
Average temperature in September
Mleczno, Poland
- Average high temperature in September: 19.6°C
The warmest month (with the highest average high temperature) is August (25.2°C).
The month with the lowest average high temperature is January (1.5°C).
- Average low temperature in September: 11.4°C
The month with the highest average low temperature is August (15.6°C).
The coldest month (with the lowest average low temperature) is January (-2.3°C).
Average pressure in September
Mleczno, Poland
- Average pressure in September: 1017.6mbar
The month with the highest atmospheric pressure is October (1018mbar).
The month with the lowest atmospheric pressure is July (1014.5mbar).
Average wind speed in September
Mleczno, Poland
- Average wind speed in September: 10.9km/h
The windiest month (with the highest average wind speed) is December (13.2km/h).
The calmest month (with the lowest average wind speed) is August (10.2km/h).
Average humidity in September
Mleczno, Poland
- Average humidity in September: 71%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (65%).
Average rainfall in September
Mleczno, Poland
- Average rainfall in September: 24mm
The wettest month (with the highest rainfall) is May (56mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in September
Mleczno, Poland
- Average rainfall days in September: 10.7 days
The month with the highest number of rainy days is June (17.8 days).
The month with the least rainy days is February (9.6 days).
Average snowfall in September
Mleczno, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (139mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Mleczno, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Mleczno, Poland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in September
Mleczno, Poland
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is January (7.8 days).
Average UV index in September
Mleczno, Poland
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in September
Mleczno, Poland
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Mleczno, Poland
- Average visibility in September: 9km
The months with the highest visibility are July and August (10km).
The month with the lowest visibility is January (7km).
