Mount Saint Helena weather
– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States

Issued: 4 am Mon 20 Apr Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Heavy rain (total 32mm), heaviest during Mon afternoon. Later becoming colder with a dusting of snow on Tue afternoon. Mild temperatures (max 6°C on Mon morning, min 1°C on Tue night). Winds decreasing (near gales from the S on Mon morning, light winds from the NE by Wed night).

Days 4–6 Weather Summary

Mostly dry. Very mild (max 11°C on Fri afternoon, min 4°C on Thu morning). Wind will be generally light.

Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light rain
heavy rain
mod rain
mod rain
light snow
snow showers
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
light rain
heavy rain
mod. rain
mod. rain
light snow
snow shwrs
rain shwrs
rain shwrs
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
 km/h
60
S
55
S
30
SSW
15
S
15
WSW
40
WNW
20
W
25
W
10
ENE
5
NNE
5
NNW
10
NNE
15
NNE
5
NNE
10
NW
0
SSE
15
W
20
WNW
2
2
1.8
12
10
6
3
0.1
0.4
max °C
6
6
4
3
3
2
3
4
3
4
8
8
8
11
10
9
8
8
min °C
6
6
3
3
2
1
2
4
3
4
7
8
8
11
9
8
8
6
0
0
-2
-2
-2
-6
-3
0
-3
1
7
8
4
10
8
8
7
2
2450
2400
1800
1850
1600
1700
1750
1900
2450
3100
3200
3200
3200
3250
3050
2700
2700
2650
Cloud base (m)
750
350
400
400
350
450
500
900
400
750
350
Sea lvl1000m2000m3000m4000m5000m
6643323434888111098711118986811710161013181111149
Sunrise
6:26
6:26
6:24
6:22
6:22
6:20
Sunset
7:51
7:52
7:52
7:53
7:54
7:55

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Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Heavy rain (total 32mm), heaviest during Mon afternoon. Later becoming colder with a dusting of snow on Tue afternoon. Mild temperatures (max 6°C on Mon morning, min 1°C on Tue night). Winds decreasing (near gales from the S on Mon morning, light winds from the NE by Wed night).

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 11°C on Fri afternoon, min 4°C on Thu morning). Wind will be generally light.

This table gives the weather forecast for Mount Saint Helena at the specific elevation of 1323 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 10 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
Santa Rosa Airport
25 km SSW
219m alt.
2 hours ago
12° C
light rain
Light rain .
6
Light winds from the ESE
(6 kph at 110).
16 km
Low: broken
Mid: overcast
30 km S
40m alt.
1 hour ago
14° C
Dry
0
Calm
(0 kph at 57).
21
34 km W
106m alt.
1 hour ago
11° C
Dry
0
Calm
(0 kph at 243).
3
35 km SSW
87m alt.
2 hours ago
10° C
Dry
0
Calm
(0 kph at 34).
0
36 km S
69m alt.
47 minutes ago
12° C
Dry
0
Calm
(0 kph at 81).
5
36 km SSW
129m alt.
35 minutes ago
10° C
Dry
0
Calm
(0 kph at 194).
0
37 km SSW
61m alt.
42 minutes ago
10° C
Dry
0
Calm
(0 kph at 68).
0
37 km SSW
61m alt.
1 hour ago
9° C
light rain
Light rain.
0
Calm
(0 kph at 323).
0
37 km S
88m alt.
47 minutes ago
11° C
light rain
Light rain.
0
Calm
(0 kph at —).
0
39 km SSW
61m alt.
1 hour ago
10° C
Dry
0
Calm
(0 kph at 358).
0

* 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.

Mount Saint Helena Photos