– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 3 am Mon 19 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Mon 19 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 19°C on Mon morning, min 12°C on Mon night). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Very mild (max 16°C on Thu morning, min 9°C on Fri night). Wind will be generally light.
	Monday 19			Tuesday 20			Wednesday 21			Thursday 22			Friday 23			Saturday 24
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	some clouds	some clouds	cloudy	some clouds	cloudy	cloudy	cloudy	some clouds	clear	clear	clear	clear	clear	some clouds	clear	some clouds
km/h	NNE	NNE	NE	NE	ENE	N	E	SE	ESE	E	WNW	NNE	ENE	NNE	NE	ENE	ESE	NNE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	19	18	13	16	16	13	16	15	13	16	16	12	16	15	12	16	15	11
min °C	16	14	12	14	14	12	14	13	12	14	13	10	13	13	9	12	12	10
chill °C	16	14	12	14	14	12	14	13	12	14	13	10	13	11	7	11	12	10

Freezing level m	3750	3750	3700	3650	3600	3550	3350	3250	2850	2950	3100	3250	3300	3150	3500	3650	3750	3750
Cloud base (m)				6550	6000	6350	5700	5450	3150	2550	4200							8750

	7:24	—	—	7:24	—	—	7:24	—	—	7:22	—	—	7:22	—	—	7:22	—	—
	—	5:16	—	—	5:17	—	—	5:20	—	—	5:21	—	—	5:22	—	—	5:22	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Very mild (max 19°C on Mon morning, min 12°C on Mon night). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 16°C on Thu morning, min 9°C on Fri 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 10 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Santa Rosa Airport 25 km SSW 219m alt. 2 hours ago	2° C	Clear	Wind obs. (6 kph from 290 degs) was rejected.	16 km
Santa Rosa 30 km S 40m alt. 1 hour ago	2° C	-	Calm (0 kph at 100).
Cloverdale 34 km W 106m alt. 59 minutes ago	7° C	Dry	Calm (2 kph at 331).
Graton 35 km SSW 87m alt. 2 hours ago	3° C	Dry	Calm (0 kph at 34).
Alten wx 36 km S 69m alt. 2 hours ago	6° C	Dry	Calm (0 kph at 151).
Sebastopol 36 km SSW 129m alt. 1 hour ago	6° C	Dry	Calm (0 kph at 282).
Guerneville wx 36 km SW 18m alt. 1 hour ago		-	Calm (0 kph at 199).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	6° C	Dry	Calm (0 kph at 248).
Camp Meeker wx 37 km SSW 61m alt. 47 minutes ago	7° C	Dry	Calm (0 kph at 262).
Knowles Corner wx 37 km S 88m alt. 1 hour ago	2° C	-	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.