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
The start of September comes with a reduction in the average high-temperature, receding from a pleasant 21.7°C (71.1°F) in August to a refreshing 15.2°C (59.4°F). In the month of September, an average of 7.3°C (45.1°F) marks the low-temperature.Humidity
In September, the average relative humidity is 83%.Rainfall
In Udomlya, during September, the rain falls for 14.1 days and regularly aggregates up to 33mm (1.3") of precipitation. In Udomlya, during the entire year, the rain falls for 125.7 days and collects up to 460mm (18.11") of precipitation.Snowfall
Months with snowfall in Udomlya are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 1mm (0.04") of snow. Throughout the year, there are 98.3 snowfall days, and 879mm (34.61") of snow is accumulated.Daylight
In Udomlya, the average length of the day in September is 12h and 48min.On the first day of September in Udomlya, sunrise is at 05:41 and sunset at 19:38. On the last day of the month, sunrise is at 06:42 and sunset at 18:16 MSK.
Sunshine
In Udomlya, the average sunshine in September is 5.9h.UV index
In September, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index, 2 during September, leads to the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the usual temperature for Udomlya in September?
What is the average humidity in September in Udomlya?
How many days does it rain in September in Udomlya?
When does it start snowing in Udomlya?
What is the average length of the day in September in Udomlya?
When are sunrise and sunset in September in Udomlya?
How long on average sun shines in September in Udomlya?
What is the UV index reading in September in Udomlya?
Average temperature in September
Udomlya, Russia
- Average high temperature in September: 15.2°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 (-6°C).
- Average low temperature in September: 7.3°C
The month with the highest average low temperature is July (12.7°C).
The coldest month (with the lowest average low temperature) is January (-10.3°C).
Average pressure in September
Udomlya, Russia
- Average pressure in September: 1015.4mbar
The month with the highest atmospheric pressure is November (1016.9mbar).
The month with the lowest atmospheric pressure is July (1011.5mbar).
Average wind speed in September
Udomlya, Russia
- Average wind speed in September: 10.8km/h
The windiest month (with the highest average wind speed) is December (12.8km/h).
The calmest month (with the lowest average wind speed) is July (10km/h).
Average humidity in September
Udomlya, Russia
- Average humidity in September: 83%
The months with the highest relative humidity are January and February (95%).
The months with the lowest relative humidity are May and June (72%).
Average rainfall in September
Udomlya, Russia
- Average rainfall in September: 33mm
The wettest month (with the highest rainfall) is July (62mm).
The driest month (with the least rainfall) is February (21mm).
Average rainfall days in September
Udomlya, Russia
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (1.8 days).
Average snowfall in September
Udomlya, Russia
- Average snowfall in September: 1mm
The month with the highest snowfall is January (183mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Udomlya, Russia
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (20.7 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Udomlya, Russia
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 0min).
The month with the shortest days is December (Average daylight: 6h and 36min).
- Average sunshine in September: 5h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 1h and 0min).
Average sunshine days in September
Udomlya, Russia
- Average sunshine days in September: 14.2 days
The month with the most sunshine days is September (14.2 days).
The month with the least sunshine days is February (9 days).
Average UV index in September
Udomlya, Russia
- Average UV index in September: 2
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, October, November and December (UV index 1).
Average cloud cover in September
Udomlya, Russia
- Average cloud cover in September: 59
The month with the most cloud cover is January (Cloud cover 88).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in September
Udomlya, Russia
- Average visibility in September: 8km
The months with the highest visibility are May, June and August (9km).
The month with the lowest visibility is February (5km).
Udomlya, Russia
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