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
September brings a drop in Helme's average high-temperature, falling from a pleasant 22°C (71.6°F) in August to an enjoyable 16.6°C (61.9°F). In September, Helme encounters an average low-temperature of 8.1°C (46.6°F) during the night.Humidity
The average relative humidity in September is 82%.Rainfall
In Helme, Estonia, in September, during 16.3 rainfall days, 43mm (1.69") of precipitation is typically accumulated. Throughout the year, there are 164.5 rainfall days, and 500mm (19.69") of precipitation is accumulated.Snowfall
In Helme, snow does not fall in June through September.Daylight
In September, the average length of the day in Helme, Estonia, is 12h and 48min.On the first day of the month, sunrise is at 06:17 and sunset at 20:15. On the last day of September, in Helme, sunrise is at 07:19 and sunset at 18:53 EEST.
Sunshine
In September, the average sunshine is 7.2h.UV index
In Helme, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: In September, the maximum UV index of 3 suggests these recommendations:
Take necessary precautions - Defending against sun damage is advocated. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Frequently asked questions
What are September temperatures in Helme?
What is the average humidity in September in Helme?
How many days does it rain in September in Helme?
When it does not snow in Helme?
Does it snow in Helme in September?
How many hours of daylight does Helme have in September?
When is the sunrise / sunset in September in Helme?
How many hours of sunshine does Helme have in September?
What is the UV index reading in September in Helme?
Average temperature in September
Helme, Estonia
- Average high temperature in September: 16.6°C
The warmest month (with the highest average high temperature) is July (23.3°C).
The month with the lowest average high temperature is January (-3.2°C).
- Average low temperature in September: 8.1°C
The month with the highest average low temperature is July (12.6°C).
The coldest month (with the lowest average low temperature) is January (-7.7°C).
Average pressure in September
Helme, Estonia
- Average pressure in September: 1014.9mbar
The month with the highest atmospheric pressure is October (1015.9mbar).
The month with the lowest atmospheric pressure is December (1011.2mbar).
Average wind speed in September
Helme, Estonia
- Average wind speed in September: 11.7km/h
The windiest month (with the highest average wind speed) is December (13.7km/h).
The calmest month (with the lowest average wind speed) is August (10.6km/h).
Average humidity in September
Helme, Estonia
- Average humidity in September: 82%
The months with the highest relative humidity are January and February (93%).
The months with the lowest relative humidity are May and June (72%).
Average rainfall in September
Helme, Estonia
- Average rainfall in September: 43mm
The wettest month (with the highest rainfall) is July (56mm).
The driest month (with the least rainfall) is April (28mm).
Average rainfall days in September
Helme, Estonia
- Average rainfall days in September: 16.3 days
The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is February (6.4 days).
Average snowfall in September
Helme, Estonia
- Average snowfall in September: 0mm
The month with the highest snowfall is February (199mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Helme, Estonia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Helme, Estonia
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 6min).
The month with the shortest days is December (Average daylight: 6h and 36min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average sunshine days in September
Helme, Estonia
- Average sunshine days in September: 10.8 days
The month with the most sunshine days is May (12.5 days).
The month with the least sunshine days is December (4.9 days).
Average UV index in September
Helme, Estonia
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in September
Helme, Estonia
- Average cloud cover in September: 54
The month with the most cloud cover is December (Cloud cover 81).
The months with the least cloud cover are May and July (Cloud cover 41).
Average visibility in September
Helme, Estonia
- Average visibility in September: 8km
The months with the highest visibility are May, June and July (9km).
The months with the lowest visibility are January and February (6km).
Helme, Estonia
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