Weather in Mountain View: September
Average day temperature: | 82.8°F | |
Average night temperature: | 65.9°F | |
Number of sunny days: | 18 days | |
Day length: | 11.8 - 12.9 hours | |
Number of rainy days: | 2 days | |
Precipitation totals: | 1.0 in. | |
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14 days
forecast
forecast
Mountain View |
weather in
October
October
Mountain View |
Air temperature in September, °F
Show year:
2023
2022
2021
The highest day temperature during September of 2023 was 93°F. At the same time the lowest night temperature was 60°F. Day and night temperature averages during September were 84.7°F and 66.3°F.
Sunny, partly cloudy and cloudy days
Mostly all days in September are sunny but cloudy days are also possible.
Precipitation total in September, in.
Precipitation total value in Mountain View in September is 1.0 in. Other months of the year show relatively similar values.
Wind speed in September, mph
The average wind speed value in September is 4.6 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: 9.2.
Best time for vacation in Mountain View
Mountain View on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Mountain View
Local time: 03:07
May 19, sunday
0600
64°F
E
1 mph
1 mph
0900
75°F
N
2 mph
2 mph
1200
84°F
N
5 mph
5 mph
1500
86°F
N
5 mph
5 mph
1800
81°F
N
7 mph
7 mph
2100
70°F
NW
5 mph
5 mph
May 20, monday
0000
66°F
N
4 mph
4 mph
0300
64°F
NW
2 mph
2 mph