– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 3 am Mon 01 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Mon 01 Dec Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Very mild (max 16°C on Tue morning, min 9°C on Tue night). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Very mild (max 17°C on Sat morning, min 10°C on Sat night). Wind will be generally light.
	Monday 1			Tuesday 2			Wednesday 3			Thursday 4			Friday 5			Saturday 6
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	some clouds	clear	cloudy	some clouds	clear	clear	some clouds	some clouds	clear	clear	some clouds	clear	clear	clear	clear	clear
km/h	NE	ENE	N	NW	NW	NNE	NNE	NNE	NNE	NE	NE	N	NW	NW	NNW	NW	NW	NNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	15	14	11	16	14	10	16	15	11	15	15	12	16	15	12	17	16	11
min°C	12	11	10	13	12	9	13	12	9	12	12	11	14	13	11	14	12	10
chill°C	11	11	10	13	11	6	11	11	8	11	12	11	14	13	9	13	11	9

Freezing level (m)	4050	3950	3750	3700	3550	3200	3100	3200	3250	3500	3600	3700	3950	3850	3700	3400	3450	3450
Cloud base (m)	9250		5200		6550	9150	6950	6750		7000	8050		8200	5000	8700			8400

	7:09	—	—	7:09	—	—	7:11	—	—	7:11	—	—	7:13	—	—	7:13	—	—
	—	4:49	—	—	4:49	—	—	4:49	—	—	4:49	—	—	4:49	—	—	4:47	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Very mild (max 16°C on Tue morning, min 9°C on Tue night). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 17°C on Sat morning, min 10°C on Sat night). Wind will be generally light.

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 Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Santa Rosa Airport 25 km SSW 219m alt. 2 hours ago	6° C	Mist -.	Calm (0 kph at 0).	3 km Low: overcast
Santa Rosa 30 km S 40m alt. 2 hours ago	6° C	Dry	Calm (0 kph at 9).
Cloverdale 34 km W 106m alt. 51 minutes ago	6° C	Dry	Calm (2 kph at 10).
Graton 35 km SSW 87m alt. 2 hours ago	5° C	Dry	Calm (0 kph at —).
Alten wx 36 km S 69m alt. 2 hours ago	6° C	Dry	Calm (5 kph at 94).
Sebastopol 36 km SSW 129m alt. 2 hours ago	6° C	Dry	Calm (0 kph at 125).
Guerneville wx 36 km SW 18m alt. 1 hour ago	6° C	Dry	Calm (0 kph at 138).
Camp Meeker wx 37 km SSW 61m alt. 56 minutes ago	5° C	Dry	Calm (5 kph at 68).
Camp Meeker wx 37 km SSW 61m alt. 46 minutes ago	4° C	Dry	Calm (3 kph at 44).
Knowles Corner wx 37 km S 88m alt. 1 hour ago	7° C	Dry	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.