– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 9 pm Sun 25 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Sun 25 Jan Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–4 Weather Summary Some drizzle, heaviest during Tue afternoon. Mild temperatures (max 9°C on Wed afternoon, min 4°C on Mon night). Winds decreasing (strong winds from the S on Tue morning, calm by Wed morning).										Days 5–7 Weather Summary Mostly dry. Very mild (max 13°C on Thu afternoon, min 8°C on Wed night). Wind will be generally light.
		Monday 26			Tuesday 27			Wednesday 28			Thursday 29			Friday 30			Saturday 31
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	clear	some clouds	some clouds	light rain	rain shwrs	some clouds	clear	some clouds	clear	clear	some clouds	some clouds	some clouds	some clouds	cloudy	cloudy	some clouds
km/h	S	S	S	SSE	S	SSW	SSE	NE	W	NW	N	N	NNE	N	W	WNW	NNW	NNW	W
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	0.6	0.5	—	—	—	—	—	—	—	—	—	—	—	—
max °C	6	6	6	5	4	5	5	8	9	9	12	13	12	13	13	12	13	13	12
min °C	5	6	6	4	4	4	5	8	9	8	11	12	12	13	13	12	13	13	10
chill °C	1	2	2	-2	-2	-1	3	7	8	5	10	11	12	13	12	11	13	13	8

Freezing level m	2550	2400	2500	2700	2600	2400	2550	2950	3100	3150	3300	3450	3650	3750	3650	3500	3550	3500	3300
Cloud base (m)	5300	5000	7850			750	650		7600	6650				6900	7000	9050	7150	7100	6100

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

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Some drizzle, heaviest during Tue afternoon. Mild temperatures (max 9°C on Wed afternoon, min 4°C on Mon night). Winds decreasing (strong winds from the S on Tue morning, calm by Wed morning).

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 13°C on Thu afternoon, min 8°C on Wed 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	2° C	Mist -.	Light winds from the N (9 kph at 10).	8 km
Santa Rosa 30 km S 40m alt. 36 minutes ago	3° C	Dry	Calm (0 kph at 65).
Cloverdale 34 km W 106m alt. 24 minutes ago	2° C	-	Calm (0 kph at 59).
Graton 35 km SSW 87m alt. 2 hours ago	3° C	Dry	Calm (0 kph at 35).
Alten wx 36 km S 69m alt. 30 minutes ago	3° C	Dry	Calm (0 kph at 131).
Sebastopol 36 km SSW 129m alt. 19 minutes ago	4° C	Dry	Calm (0 kph at 233).
Guerneville wx 36 km SW 18m alt. 39 minutes ago		-	Calm (0 kph at 169).
Camp Meeker wx 37 km SSW 61m alt. 54 minutes ago	3° C	Dry	Calm (0 kph at 225).
Camp Meeker wx 37 km SSW 61m alt. 29 minutes ago	3° C	Dry	Calm (0 kph at 303).
Knowles Corner wx 37 km S 88m alt. 1 hour ago	2° 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.