– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 3 am Thu 08 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Thu 08 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 13°C on Sat morning, min 5°C on Thu afternoon). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Very mild (max 19°C on Tue morning, min 11°C on Sun night). Wind will be generally light.
	Thursday 8			Friday 9			Saturday 10			Sunday 11			Monday 12			Tuesday 13
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	some clouds	clear	clear	clear	clear	clear	some clouds	some clouds	some clouds	clear	clear	clear	clear	clear	clear	clear
km/h	N	N	NNE	NE	ENE	NE	NE	NE	NNE	NNE	NNE	N	NNE	NE	NNE	NNE	NE	NNE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	8	8	6	12	12	7	13	12	9	15	15	12	18	17	13	19	19	14
min °C	6	5	6	9	8	7	10	9	9	12	12	11	15	14	13	16	15	14
chill °C	4	2	3	8	7	5	9	8	8	12	12	10	15	13	12	16	14	14

Freezing level m	1450	1550	2650	2700	2800	3050	3250	3350	3500	3500	3600	3700	3850	4050	4150	4300	4250	4250
Cloud base (m)			6550	6600			8600	8950		7250	7250				8450

	7:28	—	—	7:28	—	—	7:28	—	—	7:28	—	—	7:26	—	—	7:26	—	—
	—	5:06	—	—	5:07	—	—	5:07	—	—	5:08	—	—	5:09	—	—	5:10	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Very mild (max 13°C on Sat morning, min 5°C on Thu afternoon). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 19°C on Tue morning, min 11°C on Sun 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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Santa Rosa Airport 25 km SSW 219m alt. 2 hours ago	6° C	Clear	Light winds from the NNW (17 kph at 340).	16 km
Cloverdale 34 km W 106m alt. 1 hour ago	6° C	Dry	Light winds from the NNW (6 kph at 341).
Graton 35 km SSW 87m alt. 2 hours ago	6° C	Dry	Calm (0 kph at 32).
Alten wx 36 km S 69m alt. 40 minutes ago	10° C	Dry	Calm (0 kph at 81).
Sebastopol 36 km SSW 129m alt. 1 hour ago	6° C	Dry	Calm (0 kph at 339).
Guerneville wx 36 km SW 18m alt. 44 minutes ago		-	Calm (0 kph at 294).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	8° C	Dry	Calm (3 kph at 23).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	8° C	Dry	Calm (0 kph at 299).
Knowles Corner wx 37 km S 88m alt. 50 minutes ago	3° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 1 hour ago	3° C	Dry	Calm (0 kph at 353).

* 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.