What is the weather in San Rafael right now?

Current weather in San Rafael is overcast clouds.

Where can I find the hourly weather forecast for San Rafael?

This page shows hourly weather forecast for San Rafael, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for San Rafael updated regularly?

Weather data for San Rafael is updated regularly with the latest available observations and forecasts.

Now · 3:55 PM

San Rafael Weather & Hourly Forecast

United States · California · 94901

91°F

Overcast

Feels like: 90°F

💧 Humidity 21% 🌡 Pressure 30.00 inHg 💨 Wind 1 mph 👁 Visibility 25.0 mi ☁ Clouds 100% ☀️ UV index 7.5 · High 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for San Rafael

Today

4:00 PM

Mostly cloudy

91° 💧 None 💨 5 mph H 20%29.97 inHg

7:00 PM

Mostly cloudy

84° 💧 None 💨 7 mph H 23%29.97 inHg

10:00 PM

Mostly clear night

78° 💧 None 💨 3 mph H 31%29.97 inHg

Tomorrow

1:00 AM

Mostly clear night

72° 💧 None 💨 3 mph H 42%29.97 inHg

4:00 AM

Mostly cloudy night

68° 💧 None 💨 3 mph H 52%29.97 inHg

7:00 AM

Sunny

65° 💧 None 💨 4 mph H 62%29.97 inHg

10:00 AM

Mostly sunny

75° 💧 None 💨 3 mph H 50%30.00 inHg

1:00 PM

Sunny

83° 💧 None 💨 5 mph H 38%29.97 inHg

4:00 PM

Mostly cloudy

83° 💧 None 💨 6 mph H 33%29.91 inHg

7:00 PM

Partly cloudy

71° 💧 None 💨 6 mph H 56%29.88 inHg

10:00 PM

Clear night

64° 💧 None 💨 5 mph H 67%29.94 inHg

Friday

1:00 AM

Clear night

61° 💧 None 💨 4 mph H 76%29.91 inHg

4:00 AM

Mostly clear night

60° 💧 None 💨 4 mph H 84%29.91 inHg

7:00 AM

Mostly sunny

59° 💧 None 💨 5 mph H 92%29.91 inHg

10:00 AM

Sunny

66° 💧 None 💨 6 mph H 69%29.91 inHg

1:00 PM

Sunny

73° 💧 None 💨 7 mph H 58%29.91 inHg

Today

4:00 PM

Mostly cloudy

91° 💧 None 💨 5 mph H 20%29.97 inHg

5:00 PM

Mostly cloudy

90° 💧 None 💨 8 mph H 19%29.97 inHg

6:00 PM

Mostly cloudy

87° 💧 None 💨 7 mph H 20%29.97 inHg

7:00 PM

Mostly cloudy

84° 💧 None 💨 7 mph H 23%29.97 inHg

8:00 PM

Overcast night

82° 💧 None 💨 6 mph H 26%29.94 inHg

9:00 PM

Mostly clear night

80° 💧 None 💨 5 mph H 28%29.97 inHg

10:00 PM

Mostly clear night

78° 💧 None 💨 3 mph H 31%29.97 inHg

11:00 PM

Mostly clear night

76° 💧 None 💨 3 mph H 34%29.97 inHg

Tomorrow

12:00 AM

Partly cloudy night

74° 💧 None 💨 3 mph H 39%29.97 inHg

1:00 AM

Mostly clear night

72° 💧 None 💨 3 mph H 42%29.97 inHg

2:00 AM

Mostly clear night

71° 💧 None 💨 3 mph H 46%29.97 inHg

3:00 AM

Mostly clear night

69° 💧 None 💨 3 mph H 49%29.97 inHg

4:00 AM

Mostly cloudy night

68° 💧 None 💨 3 mph H 52%29.97 inHg

5:00 AM

Mostly cloudy night

67° 💧 None 💨 3 mph H 54%29.97 inHg

6:00 AM

Clear night

66° 💧 None 💨 3 mph H 57%29.97 inHg

7:00 AM

Sunny

65° 💧 None 💨 4 mph H 62%29.97 inHg

8:00 AM

Sunny

68° 💧 None 💨 5 mph H 60%30.00 inHg

9:00 AM

Sunny

71° 💧 None 💨 3 mph H 56%30.00 inHg

10:00 AM

Mostly sunny

75° 💧 None 💨 3 mph H 50%30.00 inHg

11:00 AM

Sunny

79° 💧 None 💨 4 mph H 45%30.00 inHg

12:00 PM

Mostly sunny

82° 💧 None 💨 5 mph H 41%29.97 inHg

1:00 PM

Sunny

83° 💧 None 💨 5 mph H 38%29.97 inHg

2:00 PM

Partly cloudy

84° 💧 None 💨 5 mph H 35%29.94 inHg

3:00 PM

Overcast

85° 💧 None 💨 5 mph H 32%29.91 inHg

4:00 PM

Mostly cloudy

83° 💧 None 💨 6 mph H 33%29.91 inHg

5:00 PM

Overcast

81° 💧 None 💨 5 mph H 38%29.88 inHg

6:00 PM

Mostly cloudy

76° 💧 None 💨 6 mph H 46%29.88 inHg

7:00 PM

Partly cloudy

71° 💧 None 💨 6 mph H 56%29.88 inHg

8:00 PM

Mostly clear night

68° 💧 None 💨 5 mph H 63%29.91 inHg

9:00 PM

Clear night

66° 💧 None 💨 5 mph H 65%29.91 inHg

10:00 PM

Clear night

64° 💧 None 💨 5 mph H 67%29.94 inHg

11:00 PM

Clear night

63° 💧 None 💨 5 mph H 69%29.94 inHg

Friday

12:00 AM

Clear night

62° 💧 None 💨 4 mph H 72%29.91 inHg

1:00 AM

Clear night

61° 💧 None 💨 4 mph H 76%29.91 inHg

2:00 AM

Clear night

61° 💧 None 💨 4 mph H 79%29.91 inHg

3:00 AM

Clear night

60° 💧 None 💨 4 mph H 81%29.91 inHg

4:00 AM

Mostly clear night

60° 💧 None 💨 4 mph H 84%29.91 inHg

5:00 AM

Mostly clear night

60° 💧 None 💨 4 mph H 87%29.91 inHg

6:00 AM

Clear night

59° 💧 None 💨 5 mph H 89%29.91 inHg

7:00 AM

Mostly sunny

59° 💧 None 💨 5 mph H 92%29.91 inHg

8:00 AM

Sunny

60° 💧 None 💨 5 mph H 86%29.91 inHg

9:00 AM

Sunny

63° 💧 None 💨 6 mph H 77%29.91 inHg

10:00 AM

Sunny

66° 💧 None 💨 6 mph H 69%29.91 inHg

11:00 AM

Sunny

69° 💧 None 💨 7 mph H 64%29.91 inHg

12:00 PM

Sunny

71° 💧 None 💨 7 mph H 60%29.91 inHg

1:00 PM

Sunny

73° 💧 None 💨 7 mph H 58%29.91 inHg

2:00 PM

Sunny

74° 💧 None 💨 7 mph H 55%29.88 inHg

3:00 PM

Sunny

75° 💧 None 💨 7 mph H 53%29.88 inHg

4:00 PM

Sunny

74° 💧 None 💨 8 mph H 53%29.85 inHg

5:00 PM

Sunny

72° 💧 None 💨 8 mph H 55%29.85 inHg

6:00 PM

Sunny

69° 💧 None 💨 8 mph H 59%29.83 inHg

7:00 PM

Sunny

65° 💧 None 💨 7 mph H 65%29.83 inHg

8:00 PM

Clear night

63° 💧 None 💨 6 mph H 69%29.83 inHg

9:00 PM

Clear night

63° 💧 None 💨 5 mph H 67%29.85 inHg

10:00 PM

Clear night

62° 💧 None 💨 5 mph H 67%29.85 inHg

11:00 PM

Clear night

61° 💧 None 💨 5 mph H 68%29.85 inHg

Saturday

12:00 AM

Clear night

60° 💧 None 💨 5 mph H 71%29.85 inHg

1:00 AM

Clear night

60° 💧 None 💨 5 mph H 74%29.85 inHg

2:00 AM

Clear night

59° 💧 None 💨 6 mph H 76%29.85 inHg

3:00 AM

Clear night

59° 💧 None 💨 6 mph H 77%29.85 inHg

4:00 AM

Clear night

58° 💧 None 💨 7 mph H 77%29.85 inHg

5:00 AM

Mostly cloudy night

58° 💧 None 💨 7 mph H 77%29.85 inHg

8:00 AM

Mostly cloudy

59° 💧 None 💨 8 mph H 77%29.88 inHg

11:00 AM

Partly cloudy

67° 💧 None 💨 13 mph H 54%29.94 inHg

2:00 PM

Mostly cloudy

69° 💧 None 💨 14 mph H 50%29.94 inHg

5:00 PM

Sunny

65° 💧 None 💨 14 mph H 60%29.91 inHg

8:00 PM

Clear night

60° 💧 None 💨 14 mph H 74%29.94 inHg

11:00 PM

Clear night

59° 💧 None 💨 9 mph H 80%29.97 inHg

Sunday

2:00 AM

Clear night

58° 💧 None 💨 10 mph H 69%29.97 inHg

5:00 AM

Clear night

57° 💧 None 💨 7 mph H 74%29.97 inHg

8:00 AM

Sunny

58° 💧 None 💨 6 mph H 68%30.00 inHg

11:00 AM

Sunny

67° 💧 None 💨 2 mph H 47%30.00 inHg

2:00 PM

Sunny

74° 💧 None 💨 5 mph H 36%29.94 inHg

5:00 PM

Sunny

71° 💧 None 💨 10 mph H 43%29.88 inHg

8:00 PM

Clear night

63° 💧 None 💨 6 mph H 66%29.85 inHg

11:00 PM

Partly cloudy night

58° 💧 None 💨 4 mph H 81%29.88 inHg

Monday

2:00 AM

Overcast night

55° 💧 None 💨 3 mph H 92%29.85 inHg

5:00 AM

Clear night

54° 💧 None 💨 2 mph H 96%29.85 inHg

8:00 AM

Partly cloudy

56° 💧 None 💨 3 mph H 93%29.88 inHg

11:00 AM

Sunny

67° 💧 None 💨 5 mph H 65%29.88 inHg

2:00 PM

Sunny

72° 💧 None 💨 8 mph H 56%29.85 inHg

5:00 PM

Sunny

70° 💧 None 💨 6 mph H 57%29.83 inHg

8:00 PM

Clear night

62° 💧 None 💨 4 mph H 76%29.83 inHg

11:00 PM

Clear night

57° 💧 None 💨 4 mph H 93%29.85 inHg

Tuesday

2:00 AM

Mostly clear night

56° 💧 None 💨 4 mph H 97%29.88 inHg

5:00 AM

Mostly cloudy night

57° 💧 None 💨 4 mph H 95%29.88 inHg

11:00 AM

Mostly sunny

64° 💧 None 💨 5 mph H 71%29.94 inHg

5:00 PM

Mostly sunny

66° 💧 None 💨 8 mph H 67%29.91 inHg

11:00 PM

Mostly clear night

59° 💧 None 💨 5 mph H 89%29.97 inHg

Wednesday

5:00 AM

Partly cloudy night

58° 💧 None 💨 4 mph H 94%30.00 inHg

11:00 AM

Mostly cloudy

66° 💧 None 💨 1 mph H 64%30.03 inHg

5:00 PM

Mostly sunny

67° 💧 None 💨 8 mph H 66%30.00 inHg

11:00 PM

Partly cloudy night

57° 💧 None 💨 3 mph H 95%30.06 inHg

Thursday

5:00 AM

Mostly cloudy night

55° 💧 None 💨 2 mph H 98%30.06 inHg

11:00 AM

Mostly sunny

65° 💧 None 💨 1 mph H 67%30.12 inHg

5:00 PM

Sunny

72° 💧 None 💨 5 mph H 53%30.06 inHg

11:00 PM

Clear night

58° 💧 None 💨 3 mph H 91%30.12 inHg

Friday

5:00 AM

Clear night

55° 💧 None 💨 3 mph H 94%30.12 inHg

11:00 AM

Partly cloudy

67° 💧 None 💨 2 mph H 64%30.15 inHg

5:00 PM

Sunny

70° 💧 None 💨 8 mph H 54%30.06 inHg

11:00 PM

Mostly cloudy night

59° 💧 None 💨 3 mph H 89%30.06 inHg

Saturday

5:00 AM

Clear night

57° 💧 None 💨 3 mph H 91%30.06 inHg

11:00 AM

Sunny

69° 💧 None 💨 2 mph H 57%30.06 inHg

5:00 PM

Sunny

73° 💧 None 💨 6 mph H 49%29.97 inHg

11:00 PM

Clear night

59° 💧 None 💨 4 mph H 88%29.97 inHg

Sunday

5:00 AM

Clear night

54° 💧 None 💨 2 mph H 95%29.94 inHg

11:00 AM

Sunny

68° 💧 None 💨 4 mph H 63%29.97 inHg

5:00 PM

Sunny

79° 💧 None 💨 4 mph H 39%29.85 inHg

11:00 PM

Clear night

59° 💧 None 💨 4 mph H 83%29.88 inHg

Monday

5:00 AM

Mostly clear night

54° 💧 None 💨 3 mph H 95%29.85 inHg

11:00 AM

Sunny

70° 💧 None 💨 1 mph H 61%29.88 inHg

5:00 PM

Sunny

82° 💧 None 💨 4 mph H 38%29.80 inHg

11:00 PM

Clear night

61° 💧 None 💨 2 mph H 78%29.83 inHg

Tuesday

5:00 AM

Clear night

56° 💧 None 💨 1 mph H 87%29.83 inHg

11:00 AM

Sunny

76° 💧 None 💨 2 mph H 45%29.85 inHg

5:00 PM

Sunny

88° 💧 None 💨 3 mph H 25%29.80 inHg

11:00 PM

Clear night

66° 💧 None 💨 4 mph H 58%29.83 inHg

Wednesday

5:00 AM

Partly cloudy night

61° 💧 None 💨 1 mph H 68%29.85 inHg

11:00 AM

Sunny

82° 💧 None 💨 1 mph H 28%29.91 inHg

5:00 PM

Sunny

85° 💧 None 💨 6 mph H 33%29.85 inHg

11:00 PM

Clear night

67° 💧 None 💨 4 mph H 51%29.94 inHg

Thursday

5:00 AM

Mostly clear night

61° 💧 None 💨 2 mph H 66%29.94 inHg

In San Rafael and, more broadly, across the state of California: The rest of the day will feature a mix of sun and clouds, with temperatures remaining very hot, ranging from 81 to 95 degrees Fahrenheit. Expect the breezes to be mostly moderate, coming from the northwest at around 10 mph, with occasional gusts reaching up to 17 mph. No precipitation is anticipated, so outdoor activities can generally be enjoyed without concern for rain. The weather conditions suggest it will stay warm and partly cloudy through the afternoon, with comfortable wind speeds helping to keep the air feeling a bit more refreshed. It's advisable to stay hydrated and protect yourself from the sun if spending time outside during these hot conditions.

15-Day Weather Outlook for San Rafael

TomorrowTomorrow

Mostly cloudy 90°/65° 💧 None 💨 8 mph

Friday, Sep 11Fri Sep 11

Overcast 81°/59° 💧 None 💨 8 mph

Saturday, Sep 12Sat Sep 12

Mostly cloudy 72°/58° 💧 None 💨 14 mph

Sunday, Sep 13Sun Sep 13

Sunny 74°/57° 💧 None 💨 14 mph

Monday, Sep 14Mon Sep 14

Partly cloudy 72°/54° 💧 None 💨 10 mph

Tuesday, Sep 15Tue Sep 15

Mostly cloudy 70°/56° 💧 0.000 in 💨 6 mph

Wednesday, Sep 16Wed Sep 16

Partly cloudy 66°/58° 💧 0.001 in 💨 8 mph

Thursday, Sep 17Thu Sep 17

Mostly sunny 67°/55° 💧 0.001 in 💨 8 mph

Friday, Sep 18Fri Sep 18

Partly cloudy 72°/55° 💧 0.001 in 💨 5 mph

Saturday, Sep 19Sat Sep 19

Mostly cloudy 70°/57° 💧 None 💨 8 mph

Sunday, Sep 20Sun Sep 20

Sunny 73°/54° 💧 None 💨 6 mph

Monday, Sep 21Mon Sep 21

Mostly sunny 79°/54° 💧 None 💨 4 mph

Tuesday, Sep 22Tue Sep 22

Sunny 82°/56° 💧 None 💨 4 mph

Wednesday, Sep 23Wed Sep 23

Partly cloudy 88°/61° 💧 None 💨 4 mph

Thursday, Sep 24Thu Sep 24

Mostly sunny 85°/61° 💧 None 💨 6 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in San Rafael

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for San Rafael

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 4:00 PM

PM2.5 Fine particles Good 8,7µg/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 14,7µg/m³

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

O₃ Ozone Fair 88,7µg/m³

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

NO₂ Nitrogen dioxide Good 1,0µg/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 8,2Very high 🙂Fair

Tomorrow UV 8,1Very high 🙂Fair

Friday UV 7,8High 😐Moderate

Saturday UV 7,8High 🙂Fair

Sunday UV 6,0High 🙂Fair

Monday UV 6,0High —Unavailable

Tuesday UV 5,0Moderate —Unavailable

Hourly UV index today

4:00 PMUV 3,8 5:00 PMUV 1,9 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.

High heat

Stay hydrated and avoid intense exercise during the hottest part of the day. 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 San Rafael

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · SAN RAFAEL, CALIFORNIA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 2:00 AM–3:00 AM.

90/100Best-hour score

BEST TIME TONIGHT 2:00 AM–3:00 AM Astronomical darkness: 8:57 PM–5:18 AM

☁ Cloud cover 14% Real hourly forecast for the best viewing hour.

☾ Moonlight 2% New Moon · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 55° high at the best hour.

✦ Estimated visible meteors 1–4/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min71%

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.

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Forecast data for San Rafael were last refreshed today at 2:59 PM. The current forecast period extends through 11/09/2026 at 1:00 PM. 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.