Weather in Istra: September
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Average day temperature: | 60.6°F |
| Average night temperature: | 48.4°F | |
 |
Number of sunny days: | 9 days |
| Day length: | 11.6 - 13.8 hours | |
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Number of rainy days: | 4 days |
| Precipitation totals: | 2.1 in. | |
| more information | ||
14 days
forecast
forecast
| Istra |
weather in
October
October
| Istra |
Air temperature in September, °F
Show year:
2025
2024
2023
The highest day temperature during September of 2025 was 77°F. At the same time the lowest night temperature was 34°F. Daily and nightly averages during September were 62.3°F and 49.2°F.
Sunny, partly cloudy and cloudy days
Mostly all days in September are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in September, in.
Precipitation total value in Istra in September is 2.1 in. Other months of the year show relatively similar values.
Wind speed in September, mph
The average wind speed value in September is 7.6 mph It makes September one of the least windy months of the year.
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 6.7.
Best time for vacation in Istra
Istra on a weather map
Places in Russia:
Name
°F
24 Hours Forecast
Istra
Local time: 01:22
December 27, saturday
0300
30°F
S
12 mph
12 mph
0600
28°F
S
11 mph
11 mph
0900
27°F
S
9 mph
9 mph
1200
28°F
SE
7 mph
7 mph
1500
27°F
E
4 mph
4 mph
1800
27°F
N
6 mph
6 mph
2100
25°F
N
8 mph
8 mph
December 28, sunday
0000
25°F
N
9 mph
9 mph
