Mount Saint Helena
Weather Forecast, United States

 

Days 0-3 Mount Saint Helena Weather Summary:

Mostly dry. Very mild (max 16°C on Thu morning, min 12°C on Mon night). Wind will be generally light.

Days 3-6 Mount Saint Helena Weather Summary:

Mostly dry. Very mild (max 19°C on Sat afternoon, min 13°C on Sun afternoon). Winds increasing (calm on Fri night, fresh winds from the WSW by Sun morning).

Days 6-9 Mount Saint Helena Weather Summary:

Mostly dry. Very mild (max 16°C on Thu morning, min 8°C on Mon morning). Winds increasing (light winds from the N on Mon night, near gales from the NNE by Tue night).

Sunday
28
Monday
29
Tuesday
30
Wed
31
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 AM
clear
clear
clear
partially cloudy
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
partially cloudy
clear
partially cloudy
clear
clear
clear
clear
clear
clear
clear
Wind km/h
15 SW15
20 SSW20
15 SSW15
5 NW5
5 N5
10 W10
10 WNW10
5 NNE5
10 NNW10
10 NW10
10 NW10
5 NNW5
5 NW5
5 WSW5
10 SSW10
10 SW10
20 SW20
30 WSW30
35 W35
25 NW25
20 NNW20
30 NNW30
20 N20
45 N45
40 N40
55 NNE55
40 NNE40
clear clear clear some clouds clear clear clear clear clear clear clear clear clear clear clear clear clear some clouds clear some clouds clear clear clear clear clear clear clear
Rain
Rain mm
- - - - - - - - - - - - - - - - - - - - - - - - - - -
Snow
Snow cm
- - - - - - - - - - - - - - - - - - - - - - - - - - -
High °C
15 14 12 13 13 13 14 14 16 18 18 17 18 18 18 19 18 14 13 11 8 10 10 10 11 11 13
Low °C
15 12 12 13 13 12 13 14 15 17 17 17 18 18 17 18 14 14 12 9 8 9 8 9 10 10 11
Chill °C
14 13 10 12 13 12 13 14 16 18 18 17 18 18 18 19 18 12 10 8 4 7 8 6 7 7 10
Freezing level m
3350 3400 3500 3600 3500 3800 3850 4000 4100 4250 4400 4300 4400 4350 4400 4300 4000 3850 3650 3550 3250 3400 3450 3450 3750 3400 3700
Sea lvl3000ft6000ft9000ft12000ft15000ft
mountain backdrop mountain backdrop
15141213131314141618181718181819181413118101010111113211516191518201621241922252122252018191414171215181418
Sunrise
- - 7:26 - - 7:28 - - 7:28 - - 7:30 - - 7:31 - - 7:31 - - 7:33 - - 7:35 - - 7:35
Sunset
6:22 - - 6:21 - - 6:20 - - 6:17 - - 6:16 - - 6:15 - - 6:15 - - 6:13 - - 6:12 - -

Issued local time.

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 5 closest weather stations

Weather StationTemp.WeatherWind
Cloud
Visibility
Cloud / Visibility
Santa Rosa
12 km S
380m alt.
1 hour ago
11° C
Dry
2
Calm
(2 kph at 190).
Healdsburg
13 km SW
50.6m alt.
1 hour ago
12° C
Dry
0
Calm
(0 kph at 141).
Calistoga
14 km S
329m alt.
1 hour ago
12° C
Dry
0
Calm
(0 kph at 324).
Windsor
19 km SSW
42m alt.
1 hour ago
13° C
Dry
2
Calm
(2 kph at 141).
Lower Lake
20 km NNE
491m alt.
46 minutes ago
13° C
Dry
0
Calm
(0 kph at 266).

* 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.