September weather forecast
Mörfelden-Walldorf, Germany

September

Weather in September

The first month of the autumn, September, is still a pleasant month in Mörfelden-Walldorf, Germany, with temperature in the range of an average low of 11.5°C (52.7°F) and an average high of 20.8°C (69.4°F).

Temperature

The arrival of September suggests a slight decrease in the average high-temperature, moving from a warm 25.3°C (77.5°F) in August to an agreeable 20.8°C (69.4°F). Mörfelden-Walldorf's average low-temperature in September is measured at a cool 11.5°C (52.7°F).

Humidity

The average relative humidity in September is 71%.

Rainfall

The months with the least rainfall are March, April and September Rain falls for 9.5 days and accumulates 18mm (0.71") of rain.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in September in Mörfelden-Walldorf is 12h and 37min.
On the first day of the month, sunrise is at 06:41 and sunset at 20:09. On the last day of September, sunrise is at 07:25 and sunset at 19:06 CEST.

Sunshine

The average sunshine in September in Mörfelden-Walldorf is 8.7h.

UV index

In September, the average daily maximum UV index in Mörfelden-Walldorf is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: During September, 4 as the daily maximum UV index converts into the following advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Stay sun-safe with clothing that is both closely woven and worn loosely.

Frequently asked questions

What are September temperatures in Mörfelden-Walldorf?
In September, the average high-temperature and low-temperature in Mörfelden-Walldorf, Germany, are 20.8°C (69.4°F) and 11.5°C (52.7°F) respectively.
What is the average humidity in September in Mörfelden-Walldorf?
The average relative humidity in September is 71%.
What is the driest month in Mörfelden-Walldorf?
The months with the least rainfall in Mörfelden-Walldorf, Germany, are March, April and September Rain falls for 9.5 days and accumulates 18mm (0.71") of rain.
How many days does it rain in September in Mörfelden-Walldorf?
In September, the rain falls for 9.5 days. Throughout September, 18mm (0.71") of precipitation is accumulated.
When it does not snow in Mörfelden-Walldorf?
In Mörfelden-Walldorf, snow does not fall in May through September.
Does it snow in Mörfelden-Walldorf in September?
In Mörfelden-Walldorf, Germany, in September, it doesn't snow. In October, it regularly snows.
What is the average length of the day in September in Mörfelden-Walldorf?
In September, the average day length in Mörfelden-Walldorf is 12h and 37min.
What time are sunrise and sunset in September in Mörfelden-Walldorf?
On the first day of September in Mörfelden-Walldorf, Germany, sunrise is at 06:41 and sunset at 20:09. On the last day of the month, sunrise is at 07:25 and sunset at 19:06 CEST.
How many hours of sunshine does Mörfelden-Walldorf have in September?
The average sunshine duration in September is 8.7h.
What is the UV index intensity in September in Mörfelden-Walldorf?
In September, the average daily maximum UV index in Mörfelden-Walldorf is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Mörfelden-Walldorf, Germany
  • Average high temperature in September: 20.8°C

The warmest month (with the highest average high temperature) is July (25.5°C).
The month with the lowest average high temperature is January (3.8°C).

  • Average low temperature in September: 11.5°C

The month with the highest average low temperature is August (14.9°C).
The coldest month (with the lowest average low temperature) is January (-0.5°C).

Average pressure in September
Mörfelden-Walldorf, 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 (1014.6mbar).

Average wind speed in September
Mörfelden-Walldorf, Germany
  • Average wind speed in September: 8.9km/h

The windiest month (with the highest average wind speed) is February (12.5km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).

Average humidity in September
Mörfelden-Walldorf, Germany
  • Average humidity in September: 71%

The months with the highest relative humidity are January and December (86%).
The months with the lowest relative humidity are July and August (66%).

Average rainfall in September
Mörfelden-Walldorf, Germany
  • Average rainfall in September: 18mm

The wettest month (with the highest rainfall) is July (36mm).
The driest months (with the least rainfall) are March, April and September (18mm).

Average rainfall days in September
Mörfelden-Walldorf, Germany
  • Average rainfall days in September: 9.5 days

The month with the highest number of rainy days is July (14.5 days).
The month with the least rainy days is September (9.5 days).

Average snowfall in September
Mörfelden-Walldorf, Germany
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (28mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in September
Mörfelden-Walldorf, Germany
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.8 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
Mörfelden-Walldorf, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).

Average sunshine days in September
Mörfelden-Walldorf, Germany
  • Average sunshine days in September: 18.2 days

The month with the most sunshine days is September (18.2 days).
The month with the least sunshine days is December (13 days).

Average UV index in September
Mörfelden-Walldorf, Germany
  • Average UV index in September: 4

The months with the highest UV index are May, 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
Mörfelden-Walldorf, Germany
  • Average cloud cover in September: 36

The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in September
Mörfelden-Walldorf, Germany
  • Average visibility in September: 9km

The months with the highest visibility are February, March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, November and December (8km).

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