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 beginning of September subtly marks a decrease in the average high-temperature, transitioning from a comfortable 18.3°C (64.9°F) in August to a moderate 14.5°C (58.1°F). The low-temperature averages to a cold 5.1°C (41.2°F) during the nights of September.Humidity
In September, the average relative humidity in Chmi is 76%.Rainfall
In Chmi, during September, the rain falls for 18 days and regularly aggregates up to 58mm (2.28") of precipitation. Throughout the year, in Chmi, there are 185.7 rainfall days, and 1063mm (41.85") of precipitation is accumulated.Snowfall
January through December are months with snowfall in Chmi, Russia. In Chmi, during September, snow falls for 3.6 days and regularly aggregates up to 60mm (2.36") of snow. Throughout the year, in Chmi, there are 127.6 snowfall days, and 3231mm (127.2") of snow is accumulated.Daylight
The average length of the day in September in Chmi, Russia, is 12h and 30min.On the first day of the month, sunrise is at 05:26 and sunset at 18:36. On the last day of September, sunrise is at 05:58 and sunset at 17:44 MSK.
Sunshine
In Chmi, the average sunshine in September is 9.1h.UV index
January through April, September through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: The daily high UV index of 2 during September translates into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Chmi?
What is the average humidity in September in Chmi?
How many days does it rain in September in Chmi?
How many days does it snow in September in Chmi?
What is the average length of the day in September in Chmi?
When is the sunrise / sunset in September in Chmi?
How many hours of sunshine does Chmi have in September?
What are the months with the lowest UV index in Chmi?
What is the UV index reading in September in Chmi?
Average temperature in September
Chmi, Russia
- Average high temperature in September: 14.5°C
The warmest month (with the highest average high temperature) is July (18.5°C).
The month with the lowest average high temperature is January (-3.5°C).
- Average low temperature in September: 5.1°C
The month with the highest average low temperature is July (8.6°C).
The coldest month (with the lowest average low temperature) is January (-11.5°C).
Average pressure in September
Chmi, Russia
- Average pressure in September: 1016.3mbar
The month with the highest atmospheric pressure is November (1022.2mbar).
The month with the lowest atmospheric pressure is July (1012.1mbar).
Average wind speed in September
Chmi, Russia
- Average wind speed in September: 5.3km/h
The windiest month (with the highest average wind speed) is March (8.1km/h).
The calmest month (with the lowest average wind speed) is August (4.8km/h).
Average humidity in September
Chmi, Russia
- Average humidity in September: 76%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is November (73%).
Average rainfall in September
Chmi, Russia
- Average rainfall in September: 58mm
The wettest month (with the highest rainfall) is June (223mm).
The driest month (with the least rainfall) is January (27mm).
Average rainfall days in September
Chmi, Russia
- Average rainfall days in September: 18 days
The month with the highest number of rainy days is June (26.2 days).
The months with the least rainy days are February and November (7.6 days).
Average snowfall in September
Chmi, Russia
- Average snowfall in September: 60mm
The month with the highest snowfall is April (719mm).
The month with the least snowfall is June (5mm).
Average snowfall days in September
Chmi, Russia
- Average snowfall days in September: 3.6 days
The month with the highest number of snowfall days is March (22.3 days).
The month with the least snowfall days is July (0.3 days).
Average daylight in September /
Average sunshine in September
Chmi, Russia
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).
Average sunshine days in September
Chmi, Russia
- Average sunshine days in September: 7.3 days
The month with the most sunshine days is December (16.1 days).
The month with the least sunshine days is June (1.5 days).
Average UV index in September
Chmi, Russia
- Average UV index in September: 2
The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, April, September, October, November and December (UV index 2).
Average cloud cover in September
Chmi, Russia
- Average cloud cover in September: 27
The months with the most cloud cover are March and April (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in September
Chmi, Russia
- Average visibility in September: 9km
The months with the highest visibility are May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March and April (8km).
