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
Weather in September
Temperature
The arrival of September signals a shift in temperature, down from a moderately hot 27.8°C (82°F) in August to an agreeable 22.1°C (71.8°F). Postoljani experiences a nighttime temperature average of 10.4°C (50.7°F) during September.Humidity
In September, the average relative humidity in Postoljani is 69%.Rainfall
In Postoljani, in September, it is raining for 12.1 days, with typically 72mm (2.83") of accumulated precipitation. Throughout the year, in Postoljani, there are 164 rainfall days, and 980mm (38.58") of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day in Postoljani, Bosnia and Herzegovina, is 12h and 30min.On the first day of the month, sunrise is at 06:11 and sunset at 19:22. On the last day of September, in Postoljani, sunrise is at 06:44 and sunset at 18:30 CEST.
Sunshine
The average sunshine in September is 9.8h.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 ordinary individuals.Note: The daily high UV index of 4 during September translates into the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Postoljani?
What is the average humidity in September in Postoljani?
How much does it rain in Postoljani in September?
When it does not snow in Postoljani?
What is the average length of the day in September in Postoljani?
When are sunrise and sunset in September in Postoljani?
How long on average sun shines in September in Postoljani?
What is the UV index reading in September in Postoljani?
Average temperature in September
Postoljani, Bosnia and Herzegovina
- Average high temperature in September: 22.1°C
The warmest month (with the highest average high temperature) is August (27.8°C).
The month with the lowest average high temperature is January (4.8°C).
- Average low temperature in September: 10.4°C
The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is January (-1.9°C).
Average pressure in September
Postoljani, Bosnia and Herzegovina
- Average pressure in September: 1016.5mbar
The month with the highest atmospheric pressure is December (1019.7mbar).
The month with the lowest atmospheric pressure is July (1014.3mbar).
Average wind speed in September
Postoljani, Bosnia and Herzegovina
- Average wind speed in September: 8.7km/h
The windiest month (with the highest average wind speed) is February (11km/h).
The calmest months (with the lowest average wind speed) are July and August (8km/h).
Average humidity in September
Postoljani, Bosnia and Herzegovina
- Average humidity in September: 69%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is August (62%).
Average rainfall in September
Postoljani, Bosnia and Herzegovina
- Average rainfall in September: 72mm
The wettest month (with the highest rainfall) is November (152mm).
The driest month (with the least rainfall) is August (29mm).
Average rainfall days in September
Postoljani, Bosnia and Herzegovina
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is August (9.2 days).
Average snowfall in September
Postoljani, Bosnia and Herzegovina
- Average snowfall in September: 0mm
The month with the highest snowfall is February (55mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Postoljani, Bosnia and Herzegovina
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Postoljani, Bosnia and Herzegovina
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 9h and 5min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days in September
Postoljani, Bosnia and Herzegovina
- Average sunshine days in September: 15.8 days
The month with the most sunshine days is August (18.8 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in September
Postoljani, Bosnia and Herzegovina
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Postoljani, Bosnia and Herzegovina
- Average cloud cover in September: 24
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in September
Postoljani, Bosnia and Herzegovina
- Average visibility in September: 10km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, May, October, November and December (9km).
Postoljani, Bosnia and Herzegovina
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