– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 3 am Sun 11 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 3 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 18°C on Tue morning, min 10°C on Sun night). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Warm (max 20°C on Wed morning, min 12°C on Thu night). Wind will be generally light.
	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	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
km/h	N	NNW	N	NNE	NE	NNE	NE	NNW	N	NNE	NNE	NNE	NE	NE	ENE	ENE	ENE	NNE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	15	15	12	17	17	12	18	18	14	20	19	15	20	18	14	19	19	14
min °C	12	12	10	13	13	11	15	15	13	16	15	14	17	15	12	16	15	13
chill °C	12	12	9	13	12	10	15	15	12	16	14	13	17	14	11	16	15	13

Freezing level m	3500	3550	3550	3700	3800	3900	4050	4150	4200	4300	4350	4300	4200	4150	4100	4000	3950	4000
Cloud base (m)	6150	6050	6700	9250											8500

	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 18°C on Tue morning, min 10°C on Sun night). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Warm (max 20°C on Wed morning, min 12°C on Thu 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. 1 hour ago	1° C	Mist -.	Calm (0 kph at 0).	5 km
Cloverdale 34 km W 106m alt. 51 minutes ago	7° C	Dry	Light winds from the NNE (8 kph at 19).
Graton 35 km SSW 87m alt. 2 hours ago	2° C	-	Calm (0 kph at 29).
Alten wx 36 km S 69m alt. 2 hours ago	4° C	Dry	Calm (0 kph at 165).
Sebastopol 36 km SSW 129m alt. 2 hours ago	4° C	Dry	Calm (0 kph at 19).
Guerneville wx 36 km SW 18m alt. 46 minutes ago		-	Calm (0 kph at 266).
Camp Meeker wx 37 km SSW 61m alt. 49 minutes ago	4° C	Dry	Calm (0 kph at 225).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	4° C	Dry	Calm (0 kph at 265).
Knowles Corner wx 37 km S 88m alt. 58 minutes ago	1° C	-	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 2 hours ago	2° C	-	Calm (0 kph at 356).

* 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.