Mount Saint Helena
Weather Forecast, United States

 

Days 0-3 Mount Saint Helena Weather Summary:

Mostly dry. Warm (max 30°C on Thu afternoon, min 18°C on Tue night). Wind will be generally light.

Days 3-6 Mount Saint Helena Weather Summary:

Mostly dry. Warm (max 34°C on Sun afternoon, min 20°C on Fri morning). Wind will be generally light.

Days 6-9 Mount Saint Helena Weather Summary:

Mostly dry. Warm (max 35°C on Mon afternoon, min 20°C on Wed night). Wind will be generally light.

Monday
20
Tuesday
21
Wednesday
22
AM PM night AM PM night AM PM night AM PM night AM PM night AM PM night AM PM night AM PM night AM PM night
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Wind km/h
5 S5
10 SW10
5 W5
5 S5
10 SW10
5 W5
10 S10
15 SW15
10 W10
5 SSE5
10 SW10
5 NE5
5 ESE5
10 SW10
0 SE0
5 SE5
10 SW10
0 SSE0
10 SE10
10 SW10
5 SW5
15 SSE15
15 SSW15
10 SW10
10 S10
15 SW15
10 SW10
clear clear clear clear clear clear clear clear clear clear clear clear clear clear clear clear clear clear clear clear clear clear clear clear clear clear clear
Rain
Rain mm
- - - - - - - - - - - - - - - - - - - - - - - - - - -
Snow
Snow cm
- - - - - - - - - - - - - - - - - - - - - - - - - - -
High °C
25 28 24 25 28 24 26 30 24 27 31 26 30 33 28 31 34 29 31 35 30 31 34 29 29 32 27
Low °C
20 28 18 20 28 19 20 29 19 20 30 22 23 33 23 24 34 24 25 35 24 25 34 22 23 31 20
Chill °C
25 28 24 25 28 24 26 30 24 27 31 26 30 33 28 31 34 29 31 35 30 31 34 29 29 32 27
Freezing level m
4700 4750 4650 4550 4600 4600 4700 4750 4800 4850 5000 5150 5200 5250 5300 5250 5300 5400 5350 5350 5350 5300 5350 5250 5150 5100 5150
Sea lvl3000ft6000ft9000ft12000ft15000ft
mountain backdrop mountain backdrop
222323222323222323222423242625252726262828272827252625252824252824263024273126303328313429313530313429293227
Sunrise
6:22 - - 6:24 - - 6:24 - - 6:26 - - 6:26 - - 6:26 - - 6:28 - - 6:28 - - 6:30 - -
Sunset
- 8:06 - - 8:04 - - 8:02 - - 8:01 - - 8:00 - - 7:59 - - 7:58 - - 7:55 - - 7:54 -

Issued local time.

This table gives the weather forecast for Mount Saint Helena at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount Saint Helena. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of California.

Live conditions reported by 5 closest weather stations

Weather StationTemp.WeatherWind
Cloud
Visibility
Cloud / Visibility
Calistoga
14 km S
329m alt.
1 hour ago
13° C
Dry
0
Calm
(0 kph at 25).
Santa Rosa
16 km S
231.6m alt.
1 hour ago
18° C
Dry
0
Calm
(0 kph at 265).
Windsor
19 km SSW
42m alt.
1 hour ago
13° C
Dry
0
Calm
(0 kph at 155).
Lower Lake
20 km NNE
491m alt.
58 minutes ago
21° C
Dry
0
Calm
(0 kph at 67).
Middletown-Jerusalem Grade
20 km NNE
562.7m alt.
58 minutes ago
23° C
Dry
0
Calm
(0 kph at 264).

* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones. We also include passing Ship data if it is recorded close to Mount Saint Helena and within an acceptable time window.