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 Merče, entering September brings a temperature decrement, reducing from August's moderately hot 27.2°C (81°F) to an agreeable 21.8°C (71.2°F). September nights in Merče experience a consistent temperature drop to a refreshing 14.4°C (57.9°F).Humidity
In Merče, the average relative humidity in September is 74%.Rainfall
In Merče, in September, it is raining for 14.6 days, with typically 106mm (4.17") of accumulated precipitation. Throughout the year, there are 177.7 rainfall days, and 1019mm (40.12") of precipitation is accumulated.Snowfall
April through November are months without snowfall in Merče.Daylight
The average length of the day in September is 12h and 32min.On the first day of the month, sunrise is at 06:26 and sunset at 19:42. On the last day of September, in Merče, Slovenia, sunrise is at 07:02 and sunset at 18:46 CEST.
Sunshine
The average sunshine in September in Merče, Slovenia, is 10.1h.UV index
The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Act with care - Obligation to protect against skin and eye damage is highlighted. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Merče in September?
What is the average humidity in September in Merče?
How many days does it rain in September in Merče?
When it does not snow in Merče?
How many hours of daylight does Merče have in September?
What time are sunrise and sunset in September in Merče?
How long on average sun shines in September in Merče?
What is the UV index intensity in September in Merče?
Average temperature in September
Merče, Slovenia
- Average high temperature in September: 21.8°C
The warmest month (with the highest average high temperature) is August (27.2°C).
The month with the lowest average high temperature is January (5.9°C).
- Average low temperature in September: 14.4°C
The month with the highest average low temperature is August (18.1°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).
Average pressure in September
Merče, Slovenia
- Average pressure in September: 1017.1mbar
The month with the highest atmospheric pressure is December (1019.8mbar).
The months with the lowest atmospheric pressure are May, June and July (1014.7mbar).
Average wind speed in September
Merče, Slovenia
- Average wind speed in September: 9.9km/h
The windiest month (with the highest average wind speed) is February (11.7km/h).
The calmest months (with the lowest average wind speed) are June, July and August (8.6km/h).
Average humidity in September
Merče, Slovenia
- Average humidity in September: 74%
The month with the highest relative humidity is November (82%).
The month with the lowest relative humidity is August (68%).
Average rainfall in September
Merče, Slovenia
- Average rainfall in September: 106mm
The wettest month (with the highest rainfall) is November (129mm).
The driest month (with the least rainfall) is January (54mm).
Average rainfall days in September
Merče, Slovenia
- Average rainfall days in September: 14.6 days
The month with the highest number of rainy days is May (21.3 days).
The month with the least rainy days is January (10.9 days).
Average snowfall in September
Merče, Slovenia
- Average snowfall in September: 0mm
The month with the highest snowfall is February (14mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Merče, Slovenia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Merče, Slovenia
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in September: 10h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The months with the least sunshine are February and November (Average sunshine: 5h and 0min).
Average sunshine days in September
Merče, Slovenia
- Average sunshine days in September: 13.4 days
The month with the most sunshine days is January (17 days).
The month with the least sunshine days is May (6.6 days).
Average UV index in September
Merče, Slovenia
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover in September
Merče, Slovenia
- Average cloud cover in September: 28
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in September
Merče, Slovenia
- Average visibility in September: 10km
The months with the highest visibility are April, May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, October, November and December (9km).
