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 commencement of September indicates a gentle shift in the average high-temperature, receding from August's moderately hot 23°C (73.4°F) to a refreshing 18.6°C (65.5°F). Amriswil's nights in September experience an average temperature drop to a chilly 8.6°C (47.5°F).Humidity
The average relative humidity in September in Amriswil is 78%.Rainfall
In Amriswil, during September, the rain falls for 14.3 days and regularly aggregates up to 57mm (2.24") of precipitation. Throughout the year, there are 177.8 rainfall days, and 1006mm (39.61") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 34min.On the first day of the month, sunrise is at 06:42 and sunset at 20:03. On the last day of September, in Amriswil, sunrise is at 07:21 and sunset at 19:04 CEST.
Sunshine
In September, the average sunshine is 9.2h.UV index
The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index, 4 during September, leads to the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Amriswil?
What is the average humidity in September in Amriswil?
How many days does it rain in September in Amriswil?
When it does not snow in Amriswil?
Does it snow in Amriswil in September?
What is the average length of the day in September in Amriswil?
When are sunrise and sunset in September in Amriswil?
How long on average sun shines in September in Amriswil?
How high is the UV index in September in Amriswil?
Average temperature in September
Amriswil, Switzerland
- Average high temperature in September: 18.6°C
The warmest month (with the highest average high temperature) is July (23.1°C).
The month with the lowest average high temperature is January (2.9°C).
- Average low temperature in September: 8.6°C
The months with the highest average low temperature are July and August (12.6°C).
The coldest month (with the lowest average low temperature) is January (-2.9°C).
Average pressure in September
Amriswil, Switzerland
- Average pressure in September: 1018.6mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in September
Amriswil, Switzerland
- Average wind speed in September: 6.9km/h
The windiest month (with the highest average wind speed) is March (9km/h).
The calmest month (with the lowest average wind speed) is August (6.7km/h).
Average humidity in September
Amriswil, Switzerland
- Average humidity in September: 78%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is July (75%).
Average rainfall in September
Amriswil, Switzerland
- Average rainfall in September: 57mm
The wettest month (with the highest rainfall) is August (126mm).
The driest month (with the least rainfall) is April (52mm).
Average rainfall days in September
Amriswil, Switzerland
- Average rainfall days in September: 14.3 days
The month with the highest number of rainy days is July (20.8 days).
The month with the least rainy days is February (9.5 days).
Average snowfall in September
Amriswil, Switzerland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (353mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Amriswil, Switzerland
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (12.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Amriswil, Switzerland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 9h and 1min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).
Average sunshine days in September
Amriswil, Switzerland
- Average sunshine days in September: 12.5 days
The month with the most sunshine days is October (17.2 days).
The month with the least sunshine days is July (6.6 days).
Average UV index in September
Amriswil, Switzerland
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Amriswil, Switzerland
- Average cloud cover in September: 34
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Amriswil, Switzerland
- Average visibility in September: 8km
The months with the highest visibility are April, May, June, July, August, October and November (9km).
The months with the lowest visibility are January, February, March, September and December (8km).
