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
Transition into September marks a drop in the average high-temperature, moving from a warm 26.4°C (79.5°F) in August to a refreshing 19.4°C (66.9°F). Semey cools down to an average low-temperature of 9.5°C (49.1°F) throughout the month of September.Humidity
In Semey, Kazakhstan, the average relative humidity in September is 47%.Rainfall
September is the month with the least rainfall. Rain falls for 6.3 days and accumulates 7mm (0.28") of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 38min.On the first day of September in Semey, sunrise is at 04:53 and sunset at 18:23. On the last day of the month, sunrise is at 05:38 and sunset at 17:19 +05.
Sunshine
In September, the average sunshine is 8.9h.UV index
In September, the average daily maximum UV index in Semey is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. When the Sun is at its strongest around midday, find shade and limit exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
What are September temperatures in Semey?
What is the average humidity in September in Semey?
What is the driest month in Semey?
How many days does it rain in September in Semey?
When it does not snow in Semey?
Does it snow in Semey in September?
What is the average length of the day in September in Semey?
What time are sunrise and sunset in September in Semey?
How long on average sun shines in September in Semey?
What is the UV index reading in September in Semey?
Average temperature in September
Semey, Kazakhstan
- Average high temperature in September: 19.4°C
The warmest month (with the highest average high temperature) is July (27.8°C).
The month with the lowest average high temperature is January (-11.7°C).
- Average low temperature in September: 9.5°C
The month with the highest average low temperature is July (17.5°C).
The coldest month (with the lowest average low temperature) is January (-19.4°C).
Average pressure in September
Semey, Kazakhstan
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is January (1033.5mbar).
The month with the lowest atmospheric pressure is July (1006.9mbar).
Average wind speed in September
Semey, Kazakhstan
- Average wind speed in September: 13.9km/h
The windiest month (with the highest average wind speed) is May (16.9km/h).
The calmest month (with the lowest average wind speed) is February (13km/h).
Average humidity in September
Semey, Kazakhstan
- Average humidity in September: 47%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is May (43%).
Average rainfall in September
Semey, Kazakhstan
- Average rainfall in September: 7mm
The wettest month (with the highest rainfall) is November (27mm).
The driest month (with the least rainfall) is September (7mm).
Average rainfall days in September
Semey, Kazakhstan
- Average rainfall days in September: 6.3 days
The month with the highest number of rainy days is June (9.2 days).
The month with the least rainy days is February (1.5 days).
Average snowfall in September
Semey, Kazakhstan
- Average snowfall in September: 0mm
The month with the highest snowfall is December (102mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Semey, Kazakhstan
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is December (12.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Semey, Kazakhstan
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 36min).
The months with the least sunshine are January, November and December (Average sunshine: 4h and 6min).
Average sunshine days in September
Semey, Kazakhstan
- Average sunshine days in September: 22.5 days
The month with the most sunshine days is September (22.5 days).
The month with the least sunshine days is November (16.6 days).
Average UV index in September
Semey, Kazakhstan
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in September
Semey, Kazakhstan
- Average cloud cover in September: 27
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in September
Semey, Kazakhstan
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January and February (7km).
Semey, Kazakhstan
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