– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 4 pm Mon 25 May Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Mon 25 May Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Very mild (max 13°C on Mon afternoon, min 4°C on Tue morning). Winds decreasing (strong winds from the NW on Mon night, calm by Wed night).											Days 5–7 Weather Summary Mostly dry. Very mild (max 16°C on Sat night, min 9°C on Thu afternoon). Wind will be generally light.
	Mon 25		Tuesday 26			Wednesday 27			Thursday 28			Friday 29			Saturday 30
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	some clouds	rain shwrs	some clouds	cloudy	some clouds	some clouds	some clouds	some clouds	clear	clear	clear	clear	clear	clear
km/h	WSW	WNW	NNW	NW	NE	N	W	SE	SE	SSW	WNW	WNW	W	WNW	W	W	N
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	0.1	—	—	—	—	—	—	—	—	—	—	—	—
max °C	13	9	5	9	8	8	10	9	7	9	9	10	13	13	12	14	16
min °C	12	5	4	8	7	7	10	7	7	9	9	9	13	13	12	14	14
chill °C	10	-1	-2	4	3	3	9	4	4	7	7	8	12	12	11	13	14

Freezing level m	3950	3000	2050	2350	2250	2300	2600	2500	2400	2750	2750	3400	3450	3400	3350	3450	3700
Cloud base (m)	8950	550	700	2300	1850	2250	2400	2500	1600	1900	2150	2800		7050	7700		9350

	—	—	5:50	—	—	5:50	—	—	5:48	—	—	5:48	—	—	5:48	—	—
	—	8:22	—	—	8:23	—	—	8:24	—	—	8:25	—	—	8:27	—	—	8:27

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Very mild (max 13°C on Mon afternoon, min 4°C on Tue morning). Winds decreasing (strong winds from the NW on Mon night, calm by Wed night).

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 16°C on Sat night, min 9°C on Thu afternoon). 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. 3 hours ago	14° C	Dry and cloudy.	Light winds from the W (13 kph at 260).	16 km Low: overcast
Santa Rosa 30 km S 40m alt. 52 minutes ago	13° C	Dry	Calm (0 kph at 156).
Cloverdale 34 km W 106m alt. 55 minutes ago	13° C	Dry	Light winds from the W (8 kph at 274).
Graton 35 km SSW 87m alt. 58 minutes ago	11° C	Dry	Calm (2 kph at 31).
Alten wx 36 km S 69m alt. 1 hour ago	12° C	Dry	Calm (5 kph at 167).
Sebastopol 36 km SSW 129m alt. 3 hours ago	12° C	Dry	Calm (0 kph at 78).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	11° C	Dry	Calm (5 kph at 248).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	11° C	Dry	Calm (2 kph at 302).
Knowles Corner wx 37 km S 88m alt. 1 hour ago	13° C	Dry	Calm (2 kph at 113).
Camp Meeker wx 39 km SSW 61m alt. 2 hours ago	12° C	Dry	Calm (0 kph at 5).

* 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.