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Now · 12:44 PM

Monte Sereno Weather & Hourly Forecast

United States · California · 95030

Sunny
84°F
Sunny
Feels like: 81°F
💧 Humidity 27% 🌡 Pressure 29.91 inHg 💨 Wind 2 mph 👁 Visibility 25.4 mi Clouds 0% ☀️ UV index 7.3 · High 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Monte Sereno

Today
Sunny · 1:00 PM Sunny
87° 💧 None 💨 3 mph H 24%29.91 inHg
Sunny · 4:00 PM Sunny
86° 💧 None 💨 5 mph H 30%29.88 inHg
Sunny · 7:00 PM Sunny
74° 💧 None 💨 4 mph H 49%29.88 inHg
Clear night · 10:00 PM Clear night
65° 💧 None 💨 1 mph H 70%29.91 inHg
Tomorrow
Clear night · 1:00 AM Clear night
62° 💧 None 💨 0 mph H 75%29.91 inHg
Clear night · 4:00 AM Clear night
59° 💧 None 💨 2 mph H 77%29.91 inHg
Sunny · 7:00 AM Sunny
56° 💧 None 💨 1 mph H 78%29.94 inHg
Sunny · 10:00 AM Sunny
70° 💧 None 💨 2 mph H 42%29.94 inHg
Sunny · 1:00 PM Sunny
77° 💧 None 💨 6 mph H 36%29.94 inHg
Sunny · 4:00 PM Sunny
74° 💧 None 💨 7 mph H 43%29.94 inHg
Sunny · 7:00 PM Sunny
63° 💧 None 💨 7 mph H 60%29.97 inHg
Clear night · 10:00 PM Clear night
56° 💧 None 💨 7 mph H 79%30.03 inHg
Sunday
Mostly clear night · 1:00 AM Mostly clear night
55° 💧 None 💨 6 mph H 89%30.03 inHg
Partly cloudy night · 4:00 AM Partly cloudy night
53° 💧 None 💨 7 mph H 94%30.03 inHg
Fog · 7:00 AM Fog
52° 💧 None 💨 5 mph H 97%30.03 inHg
Mostly sunny · 10:00 AM Mostly sunny
63° 💧 None 💨 8 mph H 61%30.06 inHg

In Monte Sereno and, more broadly, across the state of California: The rest of the day will feature clear skies with hot temperatures ranging from the mid-70s to the upper 90s. Expect mostly dry conditions with no precipitation on the horizon. Winds will be moderate, coming from the northwest at speeds up to 15 mph, with gusts reaching as high as 32 mph. The combination of sunshine and warm temperatures is likely to make the afternoon feel quite hot. It’s a good idea to stay hydrated and take precautions against the heat if you plan to be outdoors. The breezy northwest winds may provide some relief, but be mindful of gusty conditions, especially if you're engaging in outdoor activities or driving. Overall, it looks to be a hot, dry afternoon with plenty of sunshine.

15-Day Weather Outlook for Monte Sereno

TomorrowTomorrow Mostly sunny Mostly sunny 82°/56° 💧 None 💨 7 mph
Sunday, Sep 13Sun Sep 13 Mostly sunny Mostly sunny 73°/52° 💧 None 💨 9 mph
Monday, Sep 14Mon Sep 14 Partly cloudy Partly cloudy 82°/56° 💧 None 💨 9 mph
Tuesday, Sep 15Tue Sep 15 Mostly cloudy Mostly cloudy 82°/54° 💧 None 💨 8 mph
Wednesday, Sep 16Wed Sep 16 Overcast Overcast 82°/51° 💧 None 💨 4 mph
Thursday, Sep 17Thu Sep 17 Partly cloudy Partly cloudy 79°/51° 💧 None 💨 3 mph
Friday, Sep 18Fri Sep 18 Mostly cloudy Mostly cloudy 75°/54° 💧 None 💨 6 mph
Saturday, Sep 19Sat Sep 19 Mostly cloudy Mostly cloudy 74°/55° 💧 None 💨 6 mph
Sunday, Sep 20Sun Sep 20 Mostly sunny Mostly sunny 72°/53° 💧 None 💨 7 mph
Monday, Sep 21Mon Sep 21 Mostly sunny Mostly sunny 74°/53° 💧 None 💨 6 mph
Tuesday, Sep 22Tue Sep 22 Mostly sunny Mostly sunny 78°/57° 💧 None 💨 7 mph
Wednesday, Sep 23Wed Sep 23 Sunny Sunny 82°/57° 💧 None 💨 7 mph
Thursday, Sep 24Thu Sep 24 Sunny Sunny 72°/52° 💧 None 💨 7 mph
Friday, Sep 25Fri Sep 25 Sunny Sunny 80°/58° 💧 None 💨 6 mph
Saturday, Sep 26Sat Sep 26 Sunny Sunny 81°/75° 💧 None 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Monte Sereno

Vertical axis: °F · Color based on temperature
Sunny at 1:00 PM
87° Today 1:00 PM
Sunny at 2:00 PM
88° 2:00 PM
Sunny at 3:00 PM
87° 3:00 PM
Sunny at 4:00 PM
86° 4:00 PM
Sunny at 5:00 PM
83° Today 5:00 PM
Sunny at 6:00 PM
79° 6:00 PM
Sunny at 7:00 PM
74° 7:00 PM
Clear night at 8:00 PM
69° 8:00 PM
Clear night at 9:00 PM
66° Today 9:00 PM
Clear night at 10:00 PM
65° 10:00 PM
Clear night at 11:00 PM
64° 11:00 PM
Clear night at 12:00 AM
63° 12:00 AM
Clear night at 1:00 AM
62° Tomorrow 1:00 AM
Clear night at 2:00 AM
61° 2:00 AM
Clear night at 3:00 AM
60° 3:00 AM
Clear night at 4:00 AM
59° 4:00 AM
Clear night at 5:00 AM
57° Tomorrow 5:00 AM
Clear night at 6:00 AM
56° 6:00 AM
Sunny at 7:00 AM
56° 7:00 AM
Sunny at 8:00 AM
61° 8:00 AM
Mostly sunny at 9:00 AM
66° Tomorrow 9:00 AM
Sunny at 10:00 AM
70° 10:00 AM
Sunny at 11:00 AM
74° 11:00 AM
Sunny at 12:00 PM
76° 12:00 PM
Sunny at 1:00 PM
77° Tomorrow 1:00 PM
Sunny at 2:00 PM
77° 2:00 PM
Sunny at 3:00 PM
76° 3:00 PM
Sunny at 4:00 PM
74° 4:00 PM
Sunny at 5:00 PM
70° Tomorrow 5:00 PM
Sunny at 6:00 PM
67° 6:00 PM
Sunny at 7:00 PM
63° 7:00 PM
Clear night at 8:00 PM
60° 8:00 PM
Clear night at 9:00 PM
58° Tomorrow 9:00 PM
Clear night at 10:00 PM
56° 10:00 PM
Clear night at 11:00 PM
56° 11:00 PM
Mostly clear night at 12:00 AM
55° 12:00 AM
Mostly clear night at 1:00 AM
55° Sunday 1:00 AM
Mostly clear night at 2:00 AM
54° 2:00 AM
Mostly clear night at 3:00 AM
53° 3:00 AM
Partly cloudy night at 4:00 AM
53° 4:00 AM
Partly cloudy night at 5:00 AM
53° Sunday 5:00 AM
Fog at night at 6:00 AM
53° 6:00 AM
Fog at 7:00 AM
52° 7:00 AM
Mostly sunny at 8:00 AM
55° 8:00 AM
Partly cloudy at 9:00 AM
59° Sunday 9:00 AM
Mostly sunny at 10:00 AM
63° 10:00 AM
Sunny at 11:00 AM
66° 11:00 AM
Sunny at 12:00 PM
69° 12:00 PM
Sunny at 1:00 PM
71° Sunday 1:00 PM
Sunny at 2:00 PM
72° 2:00 PM
Sunny at 3:00 PM
73° 3:00 PM
Sunny at 4:00 PM
72° 4:00 PM
Sunny at 5:00 PM
69° Sunday 5:00 PM
Sunny at 6:00 PM
67° 6:00 PM
Sunny at 7:00 PM
63° 7:00 PM
Mostly cloudy night at 8:00 PM
59° 8:00 PM
Mostly cloudy night at 9:00 PM
57° Sunday 9:00 PM
Clear night at 10:00 PM
56° 10:00 PM
Mostly cloudy night at 11:00 PM
55° 11:00 PM
Mostly cloudy night at 12:00 AM
55° 12:00 AM
Mostly cloudy night at 1:00 AM
55° Monday 1:00 AM
Partly cloudy night at 2:00 AM
54° 2:00 AM
Clear night at 3:00 AM
54° 3:00 AM
Clear night at 4:00 AM
54° 4:00 AM
Clear night at 5:00 AM
54° Monday 5:00 AM
Sunny at 8:00 AM
61° 8:00 AM
Sunny at 11:00 AM
74° 11:00 AM
Sunny at 2:00 PM
82° 2:00 PM
Sunny at 5:00 PM
80° Monday 5:00 PM
Clear night at 8:00 PM
67° 8:00 PM
Clear night at 11:00 PM
60° 11:00 PM
Clear night at 2:00 AM
56° 2:00 AM
Clear night at 5:00 AM
54° Tuesday 5:00 AM
Mostly cloudy at 8:00 AM
58° 8:00 AM
Mostly sunny at 11:00 AM
74° 11:00 AM
Sunny at 2:00 PM
82° 2:00 PM
Partly cloudy at 5:00 PM
78° Tuesday 5:00 PM
Clear night at 8:00 PM
66° 8:00 PM
Clear night at 11:00 PM
60° 11:00 PM
Partly cloudy night at 2:00 AM
54° 2:00 AM
Overcast night at 5:00 AM
51° Wednesday 5:00 AM
Overcast at 8:00 AM
54° 8:00 AM
Sunny at 11:00 AM
71° 11:00 AM
Sunny at 2:00 PM
82° 2:00 PM
Sunny at 5:00 PM
79° Wednesday 5:00 PM
Clear night at 8:00 PM
65° 8:00 PM
Clear night at 11:00 PM
59° 11:00 PM
Clear night at 5:00 AM
59° 5:00 AM
Partly cloudy at 11:00 AM
51° Thursday 11:00 AM
Sunny at 5:00 PM
71° 5:00 PM
Clear night at 11:00 PM
75° 11:00 PM
Clear night at 5:00 AM
58° 5:00 AM
Mostly cloudy at 11:00 AM
54° Friday 11:00 AM
Sunny at 5:00 PM
69° 5:00 PM
Clear night at 11:00 PM
74° 11:00 PM
Mostly clear night at 5:00 AM
58° 5:00 AM
Mostly cloudy at 11:00 AM
55° Saturday 11:00 AM
Mostly sunny at 5:00 PM
68° 5:00 PM
Clear night at 11:00 PM
72° 11:00 PM
Mostly clear night at 5:00 AM
58° 5:00 AM
Partly cloudy at 11:00 AM
53° Sunday 11:00 AM
Mostly sunny at 5:00 PM
68° 5:00 PM
Clear night at 11:00 PM
74° 11:00 PM
Mostly clear night at 5:00 AM
57° 5:00 AM
Partly cloudy at 11:00 AM
53° Monday 11:00 AM
Mostly sunny at 5:00 PM
69° 5:00 PM
Clear night at 11:00 PM
78° 11:00 PM
Clear night at 5:00 AM
62° 5:00 AM
Sunny at 11:00 AM
57° Tuesday 11:00 AM
Sunny at 5:00 PM
75° 5:00 PM
Clear night at 11:00 PM
82° 11:00 PM
Clear night at 5:00 AM
63° 5:00 AM
Sunny at 11:00 AM
57° Wednesday 11:00 AM
Sunny at 5:00 PM
72° 5:00 PM
Clear night at 11:00 PM
72° 11:00 PM
Clear night at 5:00 AM
56° 5:00 AM
Sunny at 11:00 AM
52° Thursday 11:00 AM
Sunny at 5:00 PM
74° 5:00 PM
Clear night at 11:00 PM
80° 11:00 PM
Clear night at 5:00 AM
63° 5:00 AM
Sunny at 11:00 AM
58° Friday 11:00 AM
Sunny at 5:00 PM
75° 5:00 PM
Clear night at 11:00 PM
81° 11:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Monte Sereno

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 1:00 PM
PM2.5 Fine particles Good 5,9µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 19,0µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 85,2µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 0,5µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Monte Sereno

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 8,0Very high 🙂Fair
Tomorrow UV 8,2Very high 🙂Fair
Sunday UV 7,6High 🙂Fair
Monday UV 7,2High 🙂Fair
Tuesday UV 8,0Very high 🙂Fair
Wednesday UV 7,0High Unavailable
Thursday UV 8,0Very high Unavailable
Hourly UV index today
1:00 PMUV 8,0 2:00 PMUV 7,5 3:00 PMUV 5,9 4:00 PMUV 3,8 5:00 PMUV 1,8 6:00 PMUV 0,6 7:00 PMUV 0,0
Today's weather health advice Open today's recommendations.

Very high UV risk

Use SPF 50+ sunscreen, a hat and sunglasses. Seek shade and limit exposure around midday.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure. Dry air can increase hydration needs.

Best in the morning or late in the day

For walking, running or cycling, prefer the early morning or late afternoon.

WIND OUTLOOK

Hourly Wind Forecast for Monte Sereno

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 1:00 PM 2:00 PM 3:00 PM 4:00 PM Today 5:00 PM 6:00 PM 7:00 PM 8:00 PM Today 9:00 PM 10:00 PM 11:00 PM 12:00 AM Tomorrow 1:00 AM 2:00 AM 3:00 AM 4:00 AM Tomorrow 5:00 AM 6:00 AM 7:00 AM 8:00 AM Tomorrow 9:00 AM 10:00 AM 11:00 AM 12:00 PM Tomorrow 1:00 PM 2:00 PM 3:00 PM 4:00 PM Tomorrow 5:00 PM 6:00 PM 7:00 PM 8:00 PM Tomorrow 9:00 PM 10:00 PM 11:00 PM 12:00 AM Sunday 1:00 AM 2:00 AM 3:00 AM 4:00 AM Sunday 5:00 AM 6:00 AM 7:00 AM 8:00 AM Sunday 9:00 AM 10:00 AM 11:00 AM 12:00 PM Sunday 1:00 PM 2:00 PM 3:00 PM 4:00 PM Sunday 5:00 PM 6:00 PM 7:00 PM 8:00 PM Sunday 9:00 PM 10:00 PM 11:00 PM 12:00 AM Monday 1:00 AM 2:00 AM 3:00 AM 4:00 AM Monday 5:00 AM 8:00 AM 11:00 AM 2:00 PM Monday 5:00 PM 8:00 PM 11:00 PM 2:00 AM Tuesday 5:00 AM 8:00 AM 11:00 AM 2:00 PM Tuesday 5:00 PM 8:00 PM 11:00 PM 2:00 AM Wednesday 5:00 AM 8:00 AM 11:00 AM 2:00 PM Wednesday 5:00 PM 8:00 PM 11:00 PM 5:00 AM Thursday 11:00 AM 5:00 PM 11:00 PM 5:00 AM Friday 11:00 AM 5:00 PM 11:00 PM 5:00 AM Saturday 11:00 AM 5:00 PM 11:00 PM 5:00 AM Sunday 11:00 AM 5:00 PM 11:00 PM 5:00 AM Monday 11:00 AM 5:00 PM 11:00 PM 5:00 AM Tuesday 11:00 AM 5:00 PM 11:00 PM 5:00 AM Wednesday 11:00 AM 5:00 PM 11:00 PM 5:00 AM Thursday 11:00 AM 5:00 PM 11:00 PM 5:00 AM Friday 11:00 AM 5:00 PM 11:00 PM
Sustained wind Max gusts
NIGHT SKY · MONTE SERENO, CALIFORNIA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

100/100Best-hour score
BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 8:50 PM–5:19 AM
Cloud cover 0% Real hourly forecast for the best viewing hour.
Moonlight 0% New Moon · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 87° high at the best hour.
Estimated visible meteors 2–5/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min81%
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
SEP 5–SEP 21
September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak
ACTIVE NOW
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
UPCOMING
OCT 2–NOV 7
OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak
UPCOMING
OCT 20–DEC 10
Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak
UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

Forecast data for Monte Sereno were last refreshed today at 12:26 PM. The current forecast period extends through 13/09/2026 at 10:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.