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Mount Saint Helena 14 Day Extended Forecast

Currently: 55 °F. Low clouds. (Weather station: Santa Rosa Sonoma County Airport, USA). See more current weather

Mount Saint Helena Extended Forecast with high and low temperatures

°F
Time
Wind
(mph)
Temp
(°F)
50
54
58
62
66
70
74
78
82
86
90
94
Jul 6 – Jul 12
Lo:51
Wed, 9
Hi:82
8
Lo:53
Thu, 10
Hi:93
8
Lo:54
Fri, 11
Hi:92
8
Lo:52
Sat, 12
Hi:84
9
Jul 13 – Jul 19
Lo:53
Sun, 13
Hi:83
8
Lo:51
Mon, 14
Hi:82
8
Lo:52
Tue, 15
Hi:79
9
Lo:54
Wed, 16
Hi:73
7
Lo:56
Thu, 17
Hi:72
7
Lo:55
Fri, 18
Hi:72
8
Lo:55
Sat, 19
Hi:72
8
Jul 20 – Jul 26
Lo:55
Sun, 20
Hi:72
8
Lo:55
Mon, 21
Hi:72
8
Lo:55
Tue, 22
Hi:72
7
Lo:55
Wed, 23
Hi:72
8
Wed, Jul 9
82 / 51 °F
Mostly sunny.
Feels Like: 81 °F
Humidity: 41%
Precipitation: Rain: 0 Snow: 0
Precipitation Chance: 0%
SSW
Wind: 8 mph

2 Week Extended Forecast in Mount Saint Helena, California, USA

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 ConditionsComfortPrecipitationSun
Day TemperatureWeatherFeels LikeWind HumidityChanceAmountUVSunriseSunset
Wed
Jul 9
82 / 51 °FMostly sunny.81 °F8 mph41%0%0.00"7 (High)5:54 am8:37 pm
Thu
Jul 10
93 / 53 °FSunny.90 °F8 mph29%0%0.00"7 (High)5:55 am8:36 pm
Fri
Jul 11
92 / 54 °FSunny.90 °F8 mph33%0%0.00"7 (High)5:55 am8:36 pm
Sat
Jul 12
84 / 52 °FSunny.82 °F9 mph42%0%0.00"7 (High)5:56 am8:35 pm
Sun
Jul 13
83 / 53 °FMorning clouds.81 °F8 mph43%0%0.00"7 (High)5:57 am8:35 pm
Mon
Jul 14
82 / 51 °FSunny.80 °F8 mph44%0%0.00"7 (High)5:57 am8:34 pm
Tue
Jul 15
79 / 52 °FSunny.79 °F9 mph55%0%0.00"7 (High)5:58 am8:34 pm
Wed
Jul 16
73 / 54 °FMostly sunny.77 °F7 mph35%2%0.00"7 (High)5:59 am8:33 pm
Thu
Jul 17
72 / 56 °FSunny.75 °F7 mph22%2%0.00"7 (High)6:00 am8:33 pm
Fri
Jul 18
72 / 55 °FMostly sunny.76 °F8 mph31%3%0.00"7 (High)6:00 am8:32 pm
Sat
Jul 19
72 / 55 °FScattered clouds.76 °F8 mph31%5%0.00"7 (High)6:01 am8:31 pm
Sun
Jul 20
72 / 55 °FMostly sunny.76 °F8 mph32%4%0.00"7 (High)6:02 am8:31 pm
Mon
Jul 21
72 / 55 °FMostly sunny.77 °F8 mph36%5%0.00"7 (High)6:03 am8:30 pm
Tue
Jul 22
72 / 55 °FMostly sunny.77 °F7 mph33%4%0.00"7 (High)6:03 am8:29 pm
Wed
Jul 23
72 / 55 °FSunny.76 °F8 mph32%4%0.00"7 (High)6:04 am8:28 pm
* Updated Wednesday, July 9, 2025 2:23:35 am Mount Saint Helena time - Weather by CustomWeather, © 2025

Hour-by-hour weather for Mount Saint Helena next 7 days