– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 9 pm Sat 24 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Sat 24 Jan Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Very mild (max 10°C on Sat night, min 4°C on Mon night). Winds increasing (calm on Sun afternoon, fresh winds from the SSE by Tue morning).										Days 5–7 Weather Summary Mostly dry. Very mild (max 13°C on Fri afternoon, min 6°C on Tue night). Wind will be generally light.
		Sunday 25			Monday 26			Tuesday 27			Wednesday 28			Thursday 29			Friday 30
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	cloudy	cloudy	some clouds	clear	clear	clear	some clouds	cloudy	some clouds	some clouds	clear	some clouds	clear	clear	some clouds	some clouds	some clouds	some clouds
km/h	NE	WNW	WNW	S	S	S	SSE	SSE	SSW	W	NW	WNW	WNW	NNW	N	NW	NW	WNW	NW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	10	8	8	7	6	6	6	5	5	7	8	8	8	10	10	10	12	13	11
min °C	8	7	7	5	5	5	4	5	4	6	7	7	8	9	10	10	11	11	10
chill °C	6	5	7	2	1	1	-1	0	0	4	6	5	6	8	9	10	9	8	8

Freezing level m	2750	2700	2650	2450	2300	2650	2600	2750	2500	2600	2900	3000	3050	2950	3300	3500	3500	3350	3200
Cloud base (m)		6500	5650	5000	5700	8850	8650		800	2200	8850	8350	9050	7850		6750	6150	7150

	—	7:20	—	—	7:20	—	—	7:20	—	—	7:18	—	—	7:18	—	—	7:16	—	—
	—	—	5:23	—	—	5:24	—	—	5:25	—	—	5:27	—	—	5:29	—	—	5:30	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Very mild (max 10°C on Sat night, min 4°C on Mon night). Winds increasing (calm on Sun afternoon, fresh winds from the SSE by Tue morning).

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 13°C on Fri afternoon, min 6°C on Tue night). 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 Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Santa Rosa Airport 25 km SSW 219m alt. 2 hours ago	5° C	Clear	Light winds from the WNW (11 kph at 300).	16 km
Santa Rosa 30 km S 40m alt. 59 minutes ago	5° C	Dry	Calm (0 kph at 112).
Cloverdale 34 km W 106m alt. 2 hours ago	7° C	Dry	Calm (3 kph at 345).
Graton 35 km SSW 87m alt. 1 hour ago	4° C	Dry	Calm (2 kph at 35).
Alten wx 36 km S 69m alt. 48 minutes ago	7° C	Dry	Calm (0 kph at 254).
Sebastopol 36 km SSW 129m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 317).
Guerneville wx 36 km SW 18m alt. 3 hours ago		-	Calm (0 kph at 217).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	9° C	Dry	Calm (3 kph at 225).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	11° C	Dry	Calm (2 kph at 292).
Knowles Corner wx 37 km S 88m alt. 56 minutes ago	1° C	-	Calm (0 kph at —).

* 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.