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 start of September signals a gentle decrease in the average high-temperature, transitioning from an agreeable 21.2°C (70.2°F) in August to a comfortable 17.9°C (64.2°F). Termunterzijl records a consistent low-temperature of 12°C (53.6°F) during September nights.Humidity
In Termunterzijl, the average relative humidity in September is 81%.Rainfall
In September, the rain falls for 12.5 days. Throughout September, 18mm (0.71") of precipitation is accumulated. In Termunterzijl, Netherlands, during the entire year, the rain falls for 146.8 days and collects up to 216mm (8.5") of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Termunterzijl, the average length of the day in September is 12h and 41min.On the first day of September, sunrise is at 06:42 and sunset at 20:21. On the last day of the month, sunrise is at 07:32 and sunset at 19:10 CEST.
Sunshine
The average sunshine in September is 7.3h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 4 suggests these recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. Around midday, solar radiation is most harmful; hence, exposure should be limited. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Termunterzijl?
What is the average humidity in September in Termunterzijl?
How much does it rain in Termunterzijl in September?
When it does not snow in Termunterzijl?
How many hours of daylight does Termunterzijl have in September?
When are sunrise and sunset in September in Termunterzijl?
How many hours of sunshine does Termunterzijl have in September?
What is the UV index intensity in September in Termunterzijl?
Average temperature in September
Termunterzijl, Netherlands
- Average high temperature in September: 17.9°C
The warmest month (with the highest average high temperature) is August (21.2°C).
The month with the lowest average high temperature is January (4.2°C).
- Average low temperature in September: 12°C
The month with the highest average low temperature is August (14.2°C).
The coldest month (with the lowest average low temperature) is January (0.9°C).
Average pressure in September
Termunterzijl, Netherlands
- Average pressure in September: 1016.2mbar
The month with the highest atmospheric pressure is May (1016.3mbar).
The month with the lowest atmospheric pressure is November (1011.1mbar).
Average wind speed in September
Termunterzijl, Netherlands
- Average wind speed in September: 15.9km/h
The windiest month (with the highest average wind speed) is December (22.4km/h).
The calmest month (with the lowest average wind speed) is July (14.7km/h).
Average humidity in September
Termunterzijl, Netherlands
- Average humidity in September: 81%
The month with the highest relative humidity is December (88%).
The months with the lowest relative humidity are April and August (78%).
Average rainfall in September
Termunterzijl, Netherlands
- Average rainfall in September: 18mm
The wettest month (with the highest rainfall) is August (26mm).
The driest month (with the least rainfall) is April (11mm).
Average rainfall days in September
Termunterzijl, Netherlands
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (9.5 days).
Average snowfall in September
Termunterzijl, Netherlands
- Average snowfall in September: 0mm
The month with the highest snowfall is January (16mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Termunterzijl, Netherlands
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Termunterzijl, Netherlands
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in September: 7h and 2min
The months with the most sunshine are July and August (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).
Average sunshine days in September
Termunterzijl, Netherlands
- Average sunshine days in September: 13.8 days
The month with the most sunshine days is April (17.8 days).
The month with the least sunshine days is July (11.1 days).
Average UV index in September
Termunterzijl, Netherlands
- Average UV index in September: 4
The months with the highest UV index are 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
Termunterzijl, Netherlands
- Average cloud cover in September: 46
The month with the most cloud cover is December (Cloud cover 68).
The months with the least cloud cover are April and August (Cloud cover 40).
Average visibility in September
Termunterzijl, Netherlands
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, June and August (10km).
The months with the lowest visibility are January, May, July, September, October, November and December (9km).
