September weather forecastAltrip, Germany

September

Weather in September

The first month of the autumn, September, is still a pleasant month in Altrip, Germany, with an average temperature varying between 20.6°C (69.1°F) and 11.4°C (52.5°F).

Temperature

September involves a decrease in temperature, down from a warm 25.8°C (78.4°F) in August to a pleasant 20.6°C (69.1°F). Altrip usually reports an average low-temperature of 11.4°C (52.5°F) during the month of September.

Humidity

In September, the average relative humidity is 72%.

Rainfall

In Altrip, Germany, in September, during 10.8 rainfall days, 28mm (1.1") of precipitation is typically accumulated. Throughout the year, in Altrip, there are 164.2 rainfall days, and 434mm (17.09") of precipitation is accumulated.

Snowfall

In Altrip, Germany, snow does not fall in April through September.

Daylight

In September, the average length of the day is 12h and 36min.
On the first day of September in Altrip, sunrise is at 06:42 and sunset at 20:09. On the last day of the month, sunrise is at 07:25 and sunset at 19:06 CEST.

Sunshine

In Altrip, the average sunshine in September is 8.7h.

UV index

In Altrip, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: During September, 4 as the daily maximum UV index converts into the following advice:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Boost your sun resistance with garments that are densely woven yet spacious.

Frequently asked questions

In September, the average high-temperature and low-temperature in Altrip are 20.6°C (69.1°F) and 11.4°C (52.5°F) respectively.

In Altrip, the average relative humidity in September is 72%.

In Altrip, Germany, in September, it is raining for 10.8 days, with typically 28mm (1.1") of accumulated precipitation.

April through September are months without snowfall in Altrip.

In Altrip, Germany, in September, it doesn't snow. In October, it regularly snows.

In September, the average day length in Altrip is 12h and 36min.

On the first day of September in Altrip, Germany, sunrise is at 06:42 and sunset at 20:09. On the last day of the month, sunrise is at 07:25 and sunset at 19:06 CEST.

In September, the average sunshine duration is 8.7h.

In September, the average daily maximum UV index in Altrip is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Altrip, Germany

  • Average high temperature in September: 20.6°C

The warmest month (with the highest average high temperature) is August (25.8°C).
The month with the lowest average high temperature is January (4°C).

  • Average low temperature in September: 11.4°C

The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is January (-0.3°C).

Average pressure in September
Altrip, Germany

  • Average pressure in September: 1018.3mbar

The month with the highest atmospheric pressure is December (1019.1mbar).
The month with the lowest atmospheric pressure is November (1015mbar).

Average wind speed in September
Altrip, Germany

  • Average wind speed in September: 8.8km/h

The windiest month (with the highest average wind speed) is February (12.3km/h).
The calmest month (with the lowest average wind speed) is August (8.7km/h).

Average humidity in September
Altrip, Germany

  • Average humidity in September: 72%

The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are July and August (67%).

Average rainfall in September
Altrip, Germany

  • Average rainfall in September: 28mm

The wettest month (with the highest rainfall) is May (50mm).
The driest month (with the least rainfall) is April (19mm).

Average rainfall days in September
Altrip, Germany

  • Average rainfall days in September: 10.8 days

The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is September (10.8 days).

Average snowfall in September
Altrip, Germany

  • Average snowfall in September: 0mm

The month with the highest snowfall is December (44mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).

Average snowfall days in September
Altrip, Germany

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.4 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Altrip, Germany

  • Average daylight in September: 12h and 36min

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 42min

The months with the most sunshine are July and August (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 6min).

Average sunshine days in September
Altrip, Germany

  • Average sunshine days in September: 17.3 days

The month with the most sunshine days is September (17.3 days).
The month with the least sunshine days is December (11.5 days).

Average UV index in September
Altrip, 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
Altrip, Germany

  • Average cloud cover in September: 35

The month with the most cloud cover is December (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in September
Altrip, Germany

  • Average visibility in September: 9km

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