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 onset of September aligns with a soft reduction in the average high-temperature, gently falling from a moderately hot 24.2°C (75.6°F) in August to a refreshing 19.5°C (67.1°F). An average low-temperature of 10°C (50°F) is noted during the nights in September in Geisenheim.Humidity
In September, the average relative humidity in Geisenheim is 76%.Rainfall
The month with the least rainfall in Geisenheim, Germany, is September, when the rain falls for 12.4 days and typically collects 25mm (0.98") of precipitation.Snowfall
May through October are months without snowfall in Geisenheim.Daylight
In Geisenheim, Germany, the average length of the day in September is 12h and 37min.On the first day of the month, sunrise is at 06:44 and sunset at 20:11. On the last day of September, in Geisenheim, sunrise is at 07:27 and sunset at 19:08 CEST.
Sunshine
In Geisenheim, the average sunshine in September is 8.3h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: A maximum high daily UV index of 3 during September translates into the following directions:
Heed the precautions - It is counselled to guard against solar damage. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Frequently asked questions
What are September temperatures in Geisenheim?
What is the average humidity in September in Geisenheim?
What is the driest month in Geisenheim?
How many days does it rain in September in Geisenheim?
When it does not snow in Geisenheim?
What is the average length of the day in September in Geisenheim?
What time are sunrise and sunset in September in Geisenheim?
How long on average sun shines in September in Geisenheim?
What is the UV index intensity in September in Geisenheim?
Average temperature in September
Geisenheim, Germany
- Average high temperature in September: 19.5°C
The warmest month (with the highest average high temperature) is July (24.5°C).
The month with the lowest average high temperature is January (3.3°C).
- Average low temperature in September: 10°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 (-1.1°C).
Average pressure in September
Geisenheim, Germany
- Average pressure in September: 1018mbar
The month with the highest atmospheric pressure is December (1018.3mbar).
The month with the lowest atmospheric pressure is November (1014.5mbar).
Average wind speed in September
Geisenheim, Germany
- Average wind speed in September: 8.8km/h
The windiest months (with the highest average wind speed) are February and March (11.7km/h).
The calmest month (with the lowest average wind speed) is August (8.6km/h).
Average humidity in September
Geisenheim, Germany
- Average humidity in September: 76%
The months with the highest relative humidity are January and December (89%).
The months with the lowest relative humidity are July and August (71%).
Average rainfall in September
Geisenheim, Germany
- Average rainfall in September: 25mm
The wettest month (with the highest rainfall) is July (57mm).
The driest month (with the least rainfall) is September (25mm).
Average rainfall days in September
Geisenheim, Germany
- Average rainfall days in September: 12.4 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is February (10.9 days).
Average snowfall in September
Geisenheim, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is February (52mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Geisenheim, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.8 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
Geisenheim, Germany
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in September
Geisenheim, Germany
- Average sunshine days in September: 14.8 days
The month with the most sunshine days is October (15.9 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in September
Geisenheim, Germany
- 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, March, November and December (UV index 2).
Average cloud cover in September
Geisenheim, Germany
- Average cloud cover in September: 40
The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Geisenheim, Germany
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August and September (9km).
The months with the lowest visibility are January, November and December (7km).
Geisenheim, Germany
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