Now

16°

28%

3 mph

06:00

16°

27%

2 mph

07:00

16°

28%

2 mph

08:00

16°

28%

2 mph

09:00

16°

28%

2 mph

10:00

18°

25%

3 mph

11:00

24°

3 mph

12:00

27°

3 mph

13:00

29°

3 mph

14:00

30°

3 mph

15:00

31°

4 mph

16:00

30°

6 mph

17:00

29°

6 mph

18:00

27°

6 mph

19:00

24°

5 mph

20:00

18°

4 mph

21:00

16°

3 mph

22:00

15°

2 mph

23:00

14°

1 mph

00:00

14°

10%

1 mph

01:00

13°

10%

1 mph

02:00

13°

10%

1 mph

03:00

12°

10%

0 mph

04:00

12°

11%

1 mph

10-day forecast

Updated 5:38 AM

Sat · Today · 15 Aug Sunny

31° 14° 7%

Sun · Tomorrow · 16 Aug Sunny

33° 12° 2%

Monday · 17 Aug Sunny

32° 12° 3%

Tuesday · 18 Aug Sunny

34° 12° 2%

Wednesday · 19 Aug Sunny

34° 14° 1%

Thursday · 20 Aug Sunny

32° 12° 3%

Friday · 21 Aug Sunny

29° 12° 3%

Saturday · 22 Aug Sunny

35° 13° 2%

Sunday · 23 Aug Sunny

36° 16° 1%

Monday · 24 Aug Sunny

32° 13° 2%

Details & indices

Wind

3 mph NW

Gusts 5 mph

Humidity

87%

Dew point 13°

Pressure

30.06 inHg

Rising

UV index

9 — Very high

High today

Air Quality

Good

AQI 27 · US EPA

Allergy

Very high

Mugwort

Visibility

6 mi

Clear view

Allergy — Monte Sereno

🌿 Conditions right now

View all →

Birch

None

Grass

Moderate

Oak

None

Alder

None

Hazel

None

Mugwort

High

Ragweed

Low

Sun & moon

Sunrise6:24 AM

Sunset8:00 PM

Length of day13h 36m

Moonrise9:41 AM

Moonset9:34 PM

Moon phase🌒 Waxing Crescent · 10%

Next full moonAug 27 Sturgeon Moon

Latitude37.2363°N

Longitude-121.9925°E

Water temps nearby

View all →

Santa Cruz Main Beach (19 mi)62°

Stinson Beach (58 mi)60°

🌤️No rain expected in the next 90 minutes

Now+30+60+90 min

Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast

Laundry day

Great

Line-drying weather

Grilling

Great

Fire up the grill

Running

Fair

Lace up outside

Patio

Great

Dinner outdoors

Nearby places in {{REGION}}

17°

Data sources · Saturday, August 15

Where the Monte Sereno forecast comes from

This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 37.2363°N, -121.9925°.

NBM + global weather models

Updated: 5:38 AM

Weather in Monte Sereno

Monte Sereno's outlook: warmest day near 36° (Sunday), coldest night about 12° (Thursday). The gauge should stay near zero — no meaningful precipitation is expected. No active NWS alerts at the moment — quiet on the hazards front. Right now Monte Sereno is running about 45° warmer than San Francisco. Longer view: Mediterranean pattern — nearly all rain lands November through March.

Monte Sereno, CA · Elev 515 ft · 37.24°N, 121.99°W · California · Forecast computed for these exact coordinates

Monte Sereno, CA Weather

Weather map — Monte Sereno

Today · Sat 8/15

Overnight · Sat 8/15

Tomorrow · Sun 8/16

7-day trend

10-day forecast

Details & indices

🌿 Conditions right now

Sun & moon

Water temps nearby

Daily planner