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Now · 6:42 AM

San Rafael Weather & Hourly Forecast

United States · California · 94901

Overcast
60°F
Overcast
Feels like: 60°F
💧 Humidity 88% 🌡 Pressure 30.00 inHg 💨 Wind 4 mph 👁 Visibility 6.2 mi Clouds 100% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:40 AM 🌇 Sunset 7:38 PM

Hourly Forecast for San Rafael

Today
Overcast · 7:00 AM Overcast
60° 💧 None 💨 4 mph H 88%30.00 inHg
Overcast · 10:00 AM Overcast
65° 💧 None 💨 7 mph H 85%30.03 inHg
Mostly cloudy · 1:00 PM Mostly cloudy
72° 💧 None 💨 11 mph H 82%30.03 inHg
Overcast · 4:00 PM Overcast
72° 💧 None 💨 11 mph H 71%30.00 inHg
Mostly sunny · 7:00 PM Mostly sunny
66° 💧 None 💨 7 mph H 71%30.00 inHg
Mostly cloudy night · 10:00 PM Mostly cloudy night
62° 💧 None 💨 6 mph H 91%30.03 inHg
Tomorrow
Partly cloudy night · 1:00 AM Partly cloudy night
60° 💧 None 💨 4 mph H 91%30.00 inHg
Mostly clear night · 4:00 AM Mostly clear night
61° 💧 None 💨 4 mph H 91%29.97 inHg
Mostly cloudy · 7:00 AM Mostly cloudy
62° 💧 None 💨 6 mph H 92%29.94 inHg
Mostly cloudy · 10:00 AM Mostly cloudy
69° 💧 0.01 in 💨 8 mph H 85%29.94 inHg
Light rain · 1:00 PM Light rain
70° 💧 0.04 in 💨 9 mph H 93%29.91 inHg
Overcast · 4:00 PM Overcast
68° 💧 None 💨 6 mph H 93%29.88 inHg
Mostly cloudy · 7:00 PM Mostly cloudy
65° 💧 None 💨 8 mph H 79%29.88 inHg
Mostly cloudy night · 10:00 PM Mostly cloudy night
62° 💧 None 💨 7 mph H 88%29.91 inHg
Friday
Clear night · 1:00 AM Clear night
56° 💧 None 💨 6 mph H 87%29.91 inHg
Clear night · 4:00 AM Clear night
55° 💧 None 💨 5 mph H 84%29.91 inHg

In San Rafael and, more broadly, across the state of California: The morning will start with clear skies and mild temperatures around 56 degrees. During the afternoon, temperatures will warm up to a comfortable high of about 82 degrees. Winds from the northwest will be moderate, averaging around 10 to 15 mph, with gusts reaching up to 29 mph. No precipitation is expected throughout the day, so conditions will remain dry and pleasant. Overall, it looks like a calm and clear day with comfortable temperatures and breezy conditions.

15-Day Weather Outlook for San Rafael

TomorrowTomorrow Light rain Light rain 70°/60° 💧 0.05 in 💨 9 mph
Friday, Sep 4Fri Sep 4 Sunny Sunny 67°/55° 💧 None 💨 12 mph
Saturday, Sep 5Sat Sep 5 Sunny Sunny 69°/55° 💧 None 💨 10 mph
Sunday, Sep 6Sun Sep 6 Sunny Sunny 67°/56° 💧 None 💨 10 mph
Monday, Sep 7Mon Sep 7 Mostly sunny Mostly sunny 69°/57° 💧 None 💨 7 mph
Tuesday, Sep 8Tue Sep 8 Mostly cloudy Mostly cloudy 69°/58° 💧 None 💨 11 mph
Wednesday, Sep 9Wed Sep 9 Partly cloudy Partly cloudy 63°/56° 💧 None 💨 13 mph
Thursday, Sep 10Thu Sep 10 Overcast Overcast 64°/60° 💧 None 💨 9 mph
Friday, Sep 11Fri Sep 11 Mostly cloudy Mostly cloudy 66°/58° 💧 None 💨 11 mph
Saturday, Sep 12Sat Sep 12 Overcast Overcast 67°/57° 💧 None 💨 12 mph
Sunday, Sep 13Sun Sep 13 Partly cloudy Partly cloudy 69°/57° 💧 None 💨 8 mph
Monday, Sep 14Mon Sep 14 Partly cloudy Partly cloudy 69°/59° 💧 None 💨 8 mph
Tuesday, Sep 15Tue Sep 15 Sunny Sunny 74°/59° 💧 None 💨 9 mph
Wednesday, Sep 16Wed Sep 16 Partly cloudy Partly cloudy 76°/61° 💧 None 💨 8 mph
Thursday, Sep 17Thu Sep 17 Sunny Sunny 74°/62° 💧 None 💨 14 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in San Rafael

Vertical axis: °F · Color based on temperature
Overcast at 7:00 AM
60° Today 7:00 AM
Overcast at 8:00 AM
61° 8:00 AM
Overcast at 9:00 AM
62° 9:00 AM
Overcast at 10:00 AM
65° 10:00 AM
Overcast at 11:00 AM
67° Today 11:00 AM
Mostly cloudy at 12:00 PM
71° 12:00 PM
Mostly cloudy at 1:00 PM
72° 1:00 PM
Mostly cloudy at 2:00 PM
73° 2:00 PM
Mostly cloudy at 3:00 PM
71° Today 3:00 PM
Overcast at 4:00 PM
72° 4:00 PM
Overcast at 5:00 PM
71° 5:00 PM
Partly cloudy at 6:00 PM
68° 6:00 PM
Mostly sunny at 7:00 PM
66° Today 7:00 PM
Partly cloudy night at 8:00 PM
64° 8:00 PM
Partly cloudy night at 9:00 PM
62° 9:00 PM
Mostly cloudy night at 10:00 PM
62° 10:00 PM
Mostly cloudy night at 11:00 PM
61° Today 11:00 PM
Partly cloudy night at 12:00 AM
61° 12:00 AM
Partly cloudy night at 1:00 AM
60° 1:00 AM
Mostly clear night at 2:00 AM
60° 2:00 AM
Mostly clear night at 3:00 AM
61° Tomorrow 3:00 AM
Mostly clear night at 4:00 AM
61° 4:00 AM
Clear night at 5:00 AM
61° 5:00 AM
Mostly cloudy night at 6:00 AM
61° 6:00 AM
Mostly cloudy at 7:00 AM
62° Tomorrow 7:00 AM
Mostly cloudy at 8:00 AM
64° 8:00 AM
Mostly cloudy at 9:00 AM
67° 9:00 AM
Mostly cloudy at 10:00 AM
69° 10:00 AM
Light rain at 11:00 AM
67° Tomorrow 11:00 AM
Light rain at 12:00 PM
69° 12:00 PM
Light rain at 1:00 PM
70° 1:00 PM
Light rain at 2:00 PM
69° 2:00 PM
Light rain at 3:00 PM
67° Tomorrow 3:00 PM
Overcast at 4:00 PM
68° 4:00 PM
Overcast at 5:00 PM
69° 5:00 PM
Partly cloudy at 6:00 PM
66° 6:00 PM
Mostly cloudy at 7:00 PM
65° Tomorrow 7:00 PM
Mostly cloudy night at 8:00 PM
65° 8:00 PM
Mostly cloudy night at 9:00 PM
64° 9:00 PM
Mostly cloudy night at 10:00 PM
62° 10:00 PM
Mostly cloudy night at 11:00 PM
60° Tomorrow 11:00 PM
Clear night at 12:00 AM
57° 12:00 AM
Clear night at 1:00 AM
56° 1:00 AM
Clear night at 2:00 AM
56° 2:00 AM
Clear night at 3:00 AM
56° Friday 3:00 AM
Clear night at 4:00 AM
55° 4:00 AM
Clear night at 5:00 AM
55° 5:00 AM
Clear night at 6:00 AM
55° 6:00 AM
Sunny at 7:00 AM
55° Friday 7:00 AM
Sunny at 8:00 AM
57° 8:00 AM
Sunny at 9:00 AM
59° 9:00 AM
Sunny at 10:00 AM
61° 10:00 AM
Sunny at 11:00 AM
62° Friday 11:00 AM
Sunny at 12:00 PM
63° 12:00 PM
Sunny at 1:00 PM
63° 1:00 PM
Sunny at 2:00 PM
65° 2:00 PM
Sunny at 3:00 PM
67° Friday 3:00 PM
Sunny at 4:00 PM
67° 4:00 PM
Sunny at 5:00 PM
67° 5:00 PM
Sunny at 6:00 PM
65° 6:00 PM
Sunny at 7:00 PM
62° Friday 7:00 PM
Clear night at 8:00 PM
59° 8:00 PM
Clear night at 9:00 PM
57° 9:00 PM
Clear night at 10:00 PM
56° 10:00 PM
Clear night at 11:00 PM
56° Friday 11:00 PM
Clear night at 12:00 AM
56° 12:00 AM
Clear night at 1:00 AM
56° 1:00 AM
Clear night at 2:00 AM
55° 2:00 AM
Clear night at 3:00 AM
55° Saturday 3:00 AM
Clear night at 4:00 AM
55° 4:00 AM
Clear night at 5:00 AM
55° 5:00 AM
Clear night at 6:00 AM
55° 6:00 AM
Sunny at 7:00 AM
55° Saturday 7:00 AM
Sunny at 8:00 AM
58° 8:00 AM
Sunny at 9:00 AM
61° 9:00 AM
Sunny at 10:00 AM
63° 10:00 AM
Sunny at 11:00 AM
64° Saturday 11:00 AM
Sunny at 12:00 PM
65° 12:00 PM
Sunny at 1:00 PM
67° 1:00 PM
Sunny at 2:00 PM
67° 2:00 PM
Sunny at 3:00 PM
68° Saturday 3:00 PM
Sunny at 4:00 PM
68° 4:00 PM
Sunny at 5:00 PM
69° 5:00 PM
Sunny at 6:00 PM
67° 6:00 PM
Sunny at 7:00 PM
64° Saturday 7:00 PM
Clear night at 8:00 PM
59° 8:00 PM
Clear night at 9:00 PM
58° 9:00 PM
Clear night at 10:00 PM
57° 10:00 PM
Clear night at 11:00 PM
57° Saturday 11:00 PM
Partly cloudy night at 12:00 AM
57° 12:00 AM
Partly cloudy night at 1:00 AM
57° 1:00 AM
Mostly cloudy night at 2:00 AM
57° 2:00 AM
Mostly cloudy night at 3:00 AM
57° Sunday 3:00 AM
Mostly cloudy night at 4:00 AM
56° 4:00 AM
Mostly cloudy night at 5:00 AM
56° 5:00 AM
Overcast night at 6:00 AM
56° 6:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for San Rafael

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 7:00 AM
PM2.5 Fine particles Good 1,8µg/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 4,8µg/m³

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

O₃ Ozone Fair 80,0µg/m³

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

NO₂ Nitrogen dioxide Good 1,1µg/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 San Rafael

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 4,8Moderate 🙂Fair
Tomorrow UV 1,6Low 🙂Fair
Friday UV 7,4High 🙂Fair
Saturday UV 7,4High 🙂Fair
Sunday UV 5,0Moderate 🙂Fair
Monday UV 6,0High Unavailable
Tuesday UV 6,0High Unavailable
Hourly UV index today
7:00 AMUV 0,0 8:00 AMUV 0,2 9:00 AMUV 0,6 10:00 AMUV 1,4 11:00 AMUV 2,3 12:00 PMUV 2,2 1:00 PMUV 3,0 2:00 PMUV 4,5 3:00 PMUV 4,8 4:00 PMUV 3,8 5:00 PMUV 1,9 6:00 PMUV 0,7
Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Acceptable air quality

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

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for San Rafael

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 7:00 AM 8:00 AM 9:00 AM 10:00 AM Today 11:00 AM 12:00 PM 1:00 PM 2:00 PM Today 3:00 PM 4:00 PM 5:00 PM 6:00 PM Today 7:00 PM 8:00 PM 9:00 PM 10:00 PM Today 11:00 PM 12:00 AM 1:00 AM 2:00 AM Tomorrow 3:00 AM 4:00 AM 5:00 AM 6:00 AM Tomorrow 7:00 AM 8:00 AM 9:00 AM 10:00 AM Tomorrow 11:00 AM 12:00 PM 1:00 PM 2:00 PM Tomorrow 3:00 PM 4:00 PM 5:00 PM 6:00 PM Tomorrow 7:00 PM 8:00 PM 9:00 PM 10:00 PM Tomorrow 11:00 PM 12:00 AM 1:00 AM 2:00 AM Friday 3:00 AM 4:00 AM 5:00 AM 6:00 AM Friday 7:00 AM 8:00 AM 9:00 AM 10:00 AM Friday 11:00 AM 12:00 PM 1:00 PM 2:00 PM Friday 3:00 PM 4:00 PM 5:00 PM 6:00 PM Friday 7:00 PM 8:00 PM 9:00 PM 10:00 PM Friday 11:00 PM 12:00 AM 1:00 AM 2:00 AM Saturday 3:00 AM 4:00 AM 5:00 AM 6:00 AM Saturday 7:00 AM 8:00 AM 9:00 AM 10:00 AM Saturday 11:00 AM 12:00 PM 1:00 PM 2:00 PM Saturday 3:00 PM 4:00 PM 5:00 PM 6:00 PM Saturday 7:00 PM 8:00 PM 9:00 PM 10:00 PM Saturday 11:00 PM 12:00 AM 1:00 AM 2:00 AM Sunday 3:00 AM 4:00 AM 5:00 AM 6:00 AM
Sustained wind Max gusts
Internal PR simulation: 4.64 Population: 60,433

Forecast data for San Rafael were last refreshed today at 6:42 AM. The current forecast period extends through 04/09/2026 at 4:00 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.