– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 4 pm Sat 13 Jun Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Sat 13 Jun 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 26°C on Mon afternoon, min 22°C on Sat night). Wind will be generally light.											Days 5–7 Weather Summary Mostly dry. Warm (max 27°C on Tue afternoon, min 18°C on Fri morning). Winds increasing (light winds from the WSW on Tue afternoon, fresh winds from the WSW by Wed night).
	Sat 13		Sunday 14			Monday 15			Tuesday 16			Wednesday 17			Thursday 18
	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	clear	clear	clear	clear	some clouds
km/h	W	N	E	SSW	NNW	NNE	WNW	NW	S	W	WNW	WSW	WSW	WSW	SW	SW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	25	24	23	25	24	24	26	26	26	27	27	25	25	24	22	23	22
min °C	25	22	22	24	23	24	26	25	25	27	25	24	25	23	22	23	19
chill °C	25	22	22	24	23	24	26	25	25	27	25	24	25	23	22	23	19

Freezing level m	4600	4600	4600	4700	4750	4850	4850	4950	5050	5150	5100	5000	5050	4900	4850	4850	4700
Cloud base (m)									9700				9250		5500	5550	300

	—	—	5:45	—	—	5:45	—	—	5:45	—	—	5:45	—	—	5:45	—	—
	—	8:35	—	—	8:36	—	—	8:36	—	—	8:37	—	—	8:37	—	—	8:37

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Warm (max 26°C on Mon afternoon, min 22°C on Sat night). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Warm (max 27°C on Tue afternoon, min 18°C on Fri morning). Winds increasing (light winds from the WSW on Tue afternoon, fresh winds from the WSW by Wed night).

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	20° C	-	Moderate winds from the SSE (20 kph at 160).	16 km Low: few
Santa Rosa 30 km S 40m alt. 1 hour ago	17° C	Dry	Calm (2 kph at 128).
Cloverdale 34 km W 106m alt. 1 hour ago	26° C	Dry	Calm (5 kph at 160).
Graton 35 km SSW 87m alt. 1 hour ago	17° C	Dry	Wind obs. (8 kph from 32 degs) was rejected.
Alten wx 36 km S 69m alt. 31 minutes ago	14° C	Dry	Calm (0 kph at 90).
Sebastopol 36 km SSW 129m alt. 1 hour ago	15° C	Dry	Calm (0 kph at 159).
Camp Meeker wx 37 km SSW 61m alt. 49 minutes ago	17° C	Dry	Wind obs. (10 kph from 248 degs) was rejected.
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	16° C	Dry	Calm (3 kph at 257).
Knowles Corner wx 37 km S 88m alt. 44 minutes ago	18° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 2 hours ago	20° C	Dry	Calm (0 kph at 300).

* 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.