– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 3 pm Sat 27 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 3 pm Sat 27 Dec 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 12°C on Mon morning, min 2°C on Sat afternoon). Winds increasing (light winds from the NNE on Sat afternoon, strong winds from the NNE by Sun afternoon).											Days 5–7 Weather Summary Mostly dry. Very mild (max 13°C on Wed morning, min 5°C on Fri morning). Wind will be generally light.
	Sat 27		Sunday 28			Monday 29			Tuesday 30			Wednesday 31			Thursday 1
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	some clouds	clear	some clouds
km/h	NNE	NNE	NNE	NNE	NNE	NNE	N	NNE	NNE	NNE	ENE	ENE	S	SSE	SSE	SSW	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	4	7	9	9	11	12	12	11	12	12	12	13	12	11	10	9	8
min °C	2	5	7	8	9	11	11	11	12	12	10	12	11	9	10	9	6
chill °C	0	1	3	3	5	8	8	8	10	10	10	12	10	7	8	6	2

Freezing level m	1900	2800	3000	3400	3700	3800	3800	3900	3850	3850	3850	3950	3800	3650	3500	3400	2850
Cloud base (m)	850		8250				8750							9100	7100	7750	3550

	—	—	7:26	—	—	7:26	—	—	7:28	—	—	7:28	—	—	7:28	—	—
	4:55	—	—	4:55	—	—	4:57	—	—	4:58	—	—	4:59	—	—	5:00	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Very mild (max 12°C on Mon morning, min 2°C on Sat afternoon). Winds increasing (light winds from the NNE on Sat afternoon, strong winds from the NNE by Sun afternoon).

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 13°C on Wed morning, min 5°C on Fri 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 5 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	Dry and partly cloudy.	Light winds from the WNW (7 kph at 300).	16 km Low: scattered
Cloverdale 34 km W 106m alt. 47 minutes ago	10° C	Dry	Calm (2 kph at 13).
Graton 35 km SSW 87m alt. 37 minutes ago	8° C	Dry	Calm (0 kph at 32).
Alten wx 36 km S 69m alt. 1 hour ago	9° C	Dry	Calm (2 kph at 154).
Sebastopol 36 km SSW 129m alt. 59 minutes ago	8° C	Dry	Calm (0 kph at 205).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	9° C	Dry	Calm (2 kph at 272).
Knowles Corner wx 37 km S 88m alt. 1 hour ago	8° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 23 minutes ago	7° C	Dry	Calm (0 kph at 352).
Monte Rio wx 40 km SSW 76m alt. 25 minutes ago	7° C	Dry	Calm (2 kph at 139).
Cotati 41 km S 94m alt. 59 minutes ago	10° C	Dry	Calm (2 kph at 269).

* 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.