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 onset of September coincides with a reduction in the average high-temperature, falling from a warm 28.5°C (83.3°F) in August to a pleasant 22.9°C (73.2°F). Nighttime temperature in Grivice, Bosnia and Herzegovina, lowers to an average of 10.9°C (51.6°F) in September.Humidity
In September, the average relative humidity is 69%.Rainfall
The month with the least rainfall is September, when the rain falls for 10 days and typically collects 28mm (1.1") of precipitation.Snowfall
In Grivice, snow does not fall in May through September.Daylight
In Grivice, Bosnia and Herzegovina, the average length of the day in September is 12h and 31min.On the first day of the month, sunrise is at 06:09 and sunset at 19:22. On the last day of September, in Grivice, sunrise is at 06:43 and sunset at 18:28 CEST.
Sunshine
In September, the average sunshine in Grivice is 9.3h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Take precautions - Protection against skin and eye damage is obliged. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Grivice?
What is the average humidity in September in Grivice?
What is the driest month in Grivice?
How many days does it rain in September in Grivice?
When it does not snow in Grivice?
Does it snow in Grivice in September?
What is the average length of the day in September in Grivice?
When are sunrise and sunset in September in Grivice?
How many hours of sunshine does Grivice have in September?
What is the UV index intensity in September in Grivice?
Average temperature in September
Grivice, Bosnia and Herzegovina
- Average high temperature in September: 22.9°C
The warmest month (with the highest average high temperature) is August (28.5°C).
The month with the lowest average high temperature is January (3.9°C).
- Average low temperature in September: 10.9°C
The months with the highest average low temperature are July and August (14.7°C).
The coldest month (with the lowest average low temperature) is January (-2.1°C).
Average pressure in September
Grivice, Bosnia and Herzegovina
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is December (1020.9mbar).
The month with the lowest atmospheric pressure is May (1014.6mbar).
Average wind speed in September
Grivice, Bosnia and Herzegovina
- Average wind speed in September: 6.8km/h
The windiest month (with the highest average wind speed) is March (8.6km/h).
The calmest month (with the lowest average wind speed) is August (6.5km/h).
Average humidity in September
Grivice, Bosnia and Herzegovina
- Average humidity in September: 69%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (64%).
Average rainfall in September
Grivice, Bosnia and Herzegovina
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is May (87mm).
The driest month (with the least rainfall) is September (28mm).
Average rainfall days in September
Grivice, Bosnia and Herzegovina
- Average rainfall days in September: 10 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (7.6 days).
Average snowfall in September
Grivice, Bosnia and Herzegovina
- Average snowfall in September: 0mm
The month with the highest snowfall is January (179mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Grivice, Bosnia and Herzegovina
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Grivice, Bosnia and Herzegovina
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in September
Grivice, Bosnia and Herzegovina
- Average sunshine days in September: 18.1 days
The month with the most sunshine days is August (20.6 days).
The month with the least sunshine days is June (11.1 days).
Average UV index in September
Grivice, Bosnia and Herzegovina
- Average UV index in September: 4
The months with the highest UV index are June, 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
Grivice, Bosnia and Herzegovina
- Average cloud cover in September: 30
The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in September
Grivice, Bosnia and Herzegovina
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (9km).
The month with the lowest visibility is January (7km).
