– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 9 am Fri 12 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Fri 12 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. Warm (max 21°C on Fri morning, min 12°C on Sat night). Wind will be generally light.									Days 4–6 Weather Summary Some drizzle, heaviest during Tue night. Very mild (max 19°C on Mon morning, min 8°C on Wed night). Wind will be generally light.
	Friday 12			Saturday 13			Sunday 14			Monday 15			Tuesday 16			Wednesday 17
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	some clouds	some clouds	some clouds	clear	clear	some clouds	light rain	rain shwrs	rain shwrs	clear	some clouds
km/h	NE	NE	ENE	E	SSE	ESE	SE	S	NNW	NW	WNW	NW	W	WSW	W	W	W	WNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	0.4	1.3	0.1	—	—
max°C	21	20	15	19	18	13	18	17	14	19	18	15	16	15	13	15	15	9
min°C	18	16	13	16	14	12	16	15	13	15	15	13	16	14	12	13	11	8
chill°C	18	16	13	16	14	12	16	15	13	15	15	12	15	13	11	12	9	5

Freezing level (m)	4150	4100	4050	3900	3850	3750	3800	3850	3850	4000	3950	3750	3850	3650	3200	3400	3400	3200
Cloud base (m)							8800	6900	6100	5650	5650	5000		400	400	450		8650

	7:18	—	—	7:18	—	—	7:20	—	—	7:20	—	—	7:20	—	—	7:22	—	—
	—	4:49	—	—	4:49	—	—	4:49	—	—	4:50	—	—	4:50	—	—	4:50	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Warm (max 21°C on Fri morning, min 12°C on Sat night). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Some drizzle, heaviest during Tue night. Very mild (max 19°C on Mon morning, 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 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	7° C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: scattered
Santa Rosa 30 km S 40m alt. 36 minutes ago	13° C	Dry	Calm (0 kph at 109).
Cloverdale 34 km W 106m alt. 1 hour ago		-	Light winds from the S (6 kph at 178).
Graton 35 km SSW 87m alt. 1 hour ago	8° C	Dry	Calm (0 kph at 28).
Alten wx 36 km S 69m alt. 54 minutes ago	11° C	Dry	Calm (2 kph at 90).
Sebastopol 36 km SSW 129m alt. 2 hours ago	9° C	Dry	Calm (0 kph at 329).
Guerneville wx 36 km SW 18m alt. 2 hours ago	7° C	Dry	Calm (0 kph at 160).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	11° C	Dry	Calm (5 kph at 90).
Camp Meeker wx 37 km SSW 61m alt. 54 minutes ago	8° C	Dry	Calm (2 kph at 45).
Knowles Corner wx 37 km S 88m alt. 48 minutes ago	8° 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.