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 arrival of September is marked by a minor reduction in average high-temperature, sliding from a moderately hot 23.3°C (73.9°F) in August to a comfortable 19.2°C (66.6°F). Halstroff's average low-temperature is measured at a frosty 9.5°C (49.1°F) during September.Humidity
In Halstroff, the average relative humidity in September is 79%.Rainfall
In Halstroff, during September, the rain falls for 12.2 days and regularly aggregates up to 37mm (1.46") of precipitation. In Halstroff, during the entire year, the rain falls for 171 days and collects up to 566mm (22.28") of precipitation.Snowfall
In Halstroff, snow does not fall in June through September.Daylight
In Halstroff, France, the average length of the day in September is 12h and 36min.On the first day of the month, sunrise is at 06:50 and sunset at 20:16. On the last day of September, sunrise is at 07:33 and sunset at 19:14 CEST.
Sunshine
In Halstroff, the average sunshine in September is 8.3h.UV index
In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index, 3 during September, leads to the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Halstroff in September?
What is the average humidity in September in Halstroff?
How many days does it rain in September in Halstroff?
When it does not snow in Halstroff?
Does it snow in Halstroff in September?
What is the average length of the day in September in Halstroff?
When is the sunrise / sunset in September in Halstroff?
How long on average sun shines in September in Halstroff?
How high is the UV index in September in Halstroff?
Average temperature in September
Halstroff, France
- Average high temperature in September: 19.2°C
The warmest month (with the highest average high temperature) is July (23.6°C).
The month with the lowest average high temperature is January (3.6°C).
- Average low temperature in September: 9.5°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (-0.8°C).
Average pressure in September
Halstroff, France
- Average pressure in September: 1018.1mbar
The month with the highest atmospheric pressure is December (1018.8mbar).
The month with the lowest atmospheric pressure is November (1014.5mbar).
Average wind speed in September
Halstroff, France
- Average wind speed in September: 9.7km/h
The windiest month (with the highest average wind speed) is February (14.5km/h).
The calmest month (with the lowest average wind speed) is August (9.3km/h).
Average humidity in September
Halstroff, France
- Average humidity in September: 79%
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Halstroff, France
- Average rainfall in September: 37mm
The wettest month (with the highest rainfall) is December (66mm).
The driest month (with the least rainfall) is April (33mm).
Average rainfall days in September
Halstroff, France
- Average rainfall days in September: 12.2 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is February (11.8 days).
Average snowfall in September
Halstroff, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (76mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Halstroff, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Halstroff, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).
Average sunshine days in September
Halstroff, France
- Average sunshine days in September: 15.9 days
The month with the most sunshine days is September (15.9 days).
The month with the least sunshine days is December (10.4 days).
Average UV index in September
Halstroff, France
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Halstroff, France
- Average cloud cover in September: 38
The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Halstroff, France
- Average visibility in September: 8km
The months with the highest visibility are March, April, May, June, July and August (9km).
The months with the lowest visibility are January, February, September, October, November and December (8km).
