– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 10 pm Tue 07 Jul Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Tue 07 Jul Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Warm (max 25°C on Fri afternoon, min 18°C on Tue night). Wind will be generally light.										Days 5–7 Weather Summary Mostly dry. Warm (max 27°C on Mon afternoon, min 23°C on Fri night). Wind will be generally light.
		Wednesday 8			Thursday 9			Friday 10			Saturday 11			Sunday 12			Monday 13
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	clear	clear	some clouds	some clouds	clear	clear
km/h	NNW	NNW	WNW	NNW	ENE	W	NNW	SSE	W	WNW	W	W	WNW	W	W	WNW	WNW	W	W
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	20	19	22	22	22	24	24	23	25	24	23	25	25	25	26	26	25	27	27
min °C	18	18	21	21	21	24	23	23	24	23	23	25	24	24	26	24	25	27	26
chill °C	18	18	21	21	21	24	23	23	24	23	23	25	24	24	26	24	25	27	26

Freezing level m	4650	4650	4700	4650	4750	4950	4950	4950	5000	4950	4850	4900	4950	4850	4950	4900	4850	4950	4900
Cloud base (m)								8750	9150			8950	6200	5950	5050	6800	5250	5600

	—	5:52	—	—	5:52	—	—	5:54	—	—	5:54	—	—	5:54	—	—	5:56	—	—
	—	—	—	8:37	—	—	8:37	—	—	8:36	—	—	8:36	—	—	8:36	—	—	8:35

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Warm (max 25°C on Fri afternoon, min 18°C on Tue night). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Warm (max 27°C on Mon afternoon, min 23°C on Fri night). 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. 2 hours ago	12° C	Dry and cloudy.	Calm (0 kph at 0).	14 km Low: overcast
Cloverdale 34 km W 106m alt. 54 minutes ago	11° C	Dry	Calm (0 kph at 115).
Graton 35 km SSW 87m alt. 53 minutes ago	11° C	Dry	Calm (0 kph at 35).
Alten wx 36 km S 69m alt. 41 minutes ago	11° C	Dry	Calm (0 kph at 106).
Sebastopol 36 km SSW 129m alt. 1 hour ago	9° C	Dry	Calm (0 kph at 355).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	9° C	Dry	Calm (2 kph at 23).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	9° C	Dry	Calm (0 kph at 306).
Knowles Corner wx 37 km S 88m alt. 1 hour ago	11° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 1 hour ago	10° C	Dry	Calm (0 kph at 7).
Cotati 41 km S 94m alt. 2 hours ago	11° C	Dry	Calm (0 kph at 318).

* 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.