– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 9 am Sat 10 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Sat 10 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 17°C on Mon morning, min 9°C on Sat 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.
	Saturday 10			Sunday 11			Monday 12			Tuesday 13			Wednesday 14			Thursday 15
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	some clouds	some clouds	some clouds	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
km/h	NE	NE	NNE	N	NNW	N	NNE	NE	NE	NE	NNE	N	NNE	NNE	NE	ENE	NE	NNE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	13	12	10	15	15	12	17	16	12	18	18	14	20	19	15	20	19	14
min °C	10	10	9	12	12	10	13	13	11	15	15	13	17	15	13	18	15	12
chill °C	10	10	8	12	12	9	12	12	10	15	15	13	17	14	11	18	14	10

Freezing level m	3050	3200	3450	3450	3450	3600	3650	3800	4000	4100	4150	4150	4250	4400	4350	4300	4150	4000
Cloud base (m)		6800	6200	6700	6650	6700

	7:28	—	—	7:28	—	—	7:26	—	—	7:26	—	—	7:26	—	—	7:26	—	—
	—	5:07	—	—	5:08	—	—	5:09	—	—	5:10	—	—	5:12	—	—	5:13	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Very mild (max 17°C on Mon morning, min 9°C on Sat 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. 2 hours ago	11° C	Clear	Calm (0 kph at 0).	16 km
Cloverdale 34 km W 106m alt. 2 hours ago	14° C	Dry	Calm (3 kph at 270).
Graton 35 km SSW 87m alt. 1 hour ago	13° C	Dry	Calm (2 kph at 28).
Alten wx 36 km S 69m alt. 43 minutes ago	14° C	Dry	Wind obs. (6 kph from 101 degs) was rejected.
Sebastopol 36 km SSW 129m alt. 36 minutes ago	13° C	Dry	Calm (0 kph at 96).
Guerneville wx 36 km SW 18m alt. 36 minutes ago		-	Calm (0 kph at 298).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	15° C	Dry	Wind obs. (6 kph from 113 degs) was rejected.
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	11° C	Dry	Calm (3 kph at 40).
Knowles Corner wx 37 km S 88m alt. 47 minutes ago	8° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 1 hour ago	9° C	Dry	Calm (0 kph at 231).

* 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.