– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 4 am Mon 20 Jul Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Mon 20 Jul 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 24°C on Tue afternoon, min 19°C on Wed night). Winds increasing (calm on Mon morning, fresh winds from the SSW by Wed night).									Days 4–6 Weather Summary Mostly dry. Warm (max 24°C on Fri afternoon, min 19°C on Thu morning). Wind will be generally light.
	Monday 20			Tuesday 21			Wednesday 22			Thursday 23			Friday 24			Saturday 25
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	cloudy	some clouds	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	clear	clear	clear
Cloud base (m)		3550	4450	4500	4450	4950
km/h	SSE	SW	S	WSW	WSW	SW	SSW	SSW	SSW	S	SW	W	WNW	W	W	W	W	WNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	22	23	22	23	24	23	21	22	21	19	22	22	21	24	23	22	24	24
min °C	21	23	21	22	24	21	21	22	19	19	20	21	21	24	22	22	24	22
chill °C	21	23	21	22	24	21	21	22	19	19	20	21	21	24	22	22	24	22

Freezing level m	4950	4950	4950	4850	4850	4800	4700	4850	5000	5050	5100	5100	5000	5100	5150	5000	5000	5100

	6:01	—	—	6:01	—	—	6:03	—	—	6:03	—	—	6:03	—	—	6:05	—	—
	—	—	8:30	—	—	8:30	—	—	8:30	—	—	8:29	—	—	8:28	—	—	8:27

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Warm (max 24°C on Tue afternoon, min 19°C on Wed night). Winds increasing (calm on Mon morning, fresh winds from the SSW by Wed night).

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Warm (max 24°C on Fri afternoon, min 19°C on Thu morning). 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	14° C	-	Calm (0 kph at 0).	16 km Low: few
Cloverdale 34 km W 106m alt. 1 hour ago	14° C	Dry	Calm (3 kph at 102).
Graton 35 km SSW 87m alt. 44 minutes ago	13° C	Dry	Calm (0 kph at 32).
Alten wx 36 km S 69m alt. 37 minutes ago	14° C	Dry	Calm (2 kph at 117).
Sebastopol 36 km SSW 129m alt. 1 hour ago	12° C	Dry	Calm (0 kph at 242).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	13° C	Dry	Calm (0 kph at 180).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	13° C	Dry	Calm (0 kph at 260).
Knowles Corner wx 37 km S 88m alt. 1 hour ago		Dry
Camp Meeker wx 39 km SSW 61m alt. 44 minutes ago	13° C	Dry	Calm (0 kph at 22).
Cotati 41 km S 94m alt. 2 hours ago	13° C	Dry	Calm (2 kph at 315).

* 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.