– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 9 am Sun 11 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Sun 11 Jan 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 12°C on Sun morning). Mainly fresh winds.									Days 4–6 Weather Summary Mostly dry. Very mild (max 18°C on Wed morning, min 14°C on Fri night). Winds decreasing (strong winds from the NE on Wed night, calm by Fri night).
	Sunday 11			Monday 12			Tuesday 13			Wednesday 14			Thursday 15			Friday 16
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
km/h	N	NNW	N	NNE	NNE	NE	NE	NNW	N	NNE	NNE	NNE	ENE	ENE	ENE	ENE	NE	ESE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	12	13	13	15	15	14	16	16	16	18	18	18	18	17	16	16	16	15
min °C	12	12	13	14	14	14	15	16	16	17	18	17	18	16	15	16	16	14
chill °C	11	10	12	13	12	12	14	16	15	16	17	15	17	14	13	15	16	14

Freezing level m	3550	3600	3550	3700	3850	3950	4100	4100	4200	4300	4400	4400	4300	4300	4200	4050	4000	3900
Cloud base (m)	5900	6750	8250

	7:28	—	—	7:26	—	—	7:26	—	—	7:26	—	—	7:26	—	—	7:26	—	—
	—	5:08	—	—	5:09	—	—	5:10	—	—	5:12	—	—	5:13	—	—	5:14	—

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 12°C on Sun morning). Mainly fresh winds.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 18°C on Wed morning, min 14°C on Fri night). Winds decreasing (strong winds from the NE on Wed night, calm by Fri night).

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	14° C	Clear	Calm (0 kph at 0).	16 km
Cloverdale 34 km W 106m alt. 2 hours ago	16° C	Dry	Light winds from the NW (6 kph at 313).
Graton 35 km SSW 87m alt. 1 hour ago	15° C	Dry	Calm (2 kph at 35).
Alten wx 36 km S 69m alt. 51 minutes ago	15° C	Dry	Calm (0 kph at 90).
Sebastopol 36 km SSW 129m alt. 1 hour ago	16° C	Dry	Calm (0 kph at 81).
Guerneville wx 36 km SW 18m alt. 50 minutes ago		-	Calm (0 kph at 301).
Camp Meeker wx 37 km SSW 61m alt. 42 minutes ago	17° C	Dry	Calm (5 kph at 68).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	15° C	Dry	Calm (0 kph at 31).
Knowles Corner wx 37 km S 88m alt. 47 minutes ago	9° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 304).

* 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.