30YearWeather
San Francisco, January 24
San Francisco street view during January
Historical Weather Analysis

San Francisco Weather on January 24 — Best Time to Visit?

Based on 30 years of historical data, we have the answer.

cloudy

13.9°C

High

7.2°C

Low

29%

Rain

🌤️ Feels like 13.5°C

partly-cloudy-day
YES, GOOD CHOICE

January 24 is generally a great time to visit San Francisco. While there is a slight chance of rain (29%), showers are usually brief. Expect comfortable 14°C weather. Lower tourist interest in San Francisco right now translates to better deals and a more local feel.

Essential Travel Info for San Francisco

Currency

USD

$ United States dollar

Language

English

Driving

Right side

Connect

Thearea codesfor San Francisco are 415 a...

Safety

Moderate Safety

GPI: 2.44

San Francisco Weather Forecast for January 24

"Mild & Comfortable. Expect average highs of 13.9°C. 29% chance of rain."

What to Wear in San Francisco in January

Based on historical data for January 24, San Francisco typically experiences temperatures between 7.2°C and 13.9°C. We recommend packing light jacket, long pants to stay comfortable. With a 29% chance of rain, keeping a raincoat or umbrella handy is a smart move.

Complete Packing Guide

Weekly breakdown & essential items for San Francisco

View Guide

Smart Suitcase

  • Light Jacket
  • Long Pants

Average High

extreme-hot

13.9°C

Daytime Peak

Average Low

extreme-cold

7.2°C

Nighttime Low

Feels Like

partly-cloudy-day

13.5°C

🌤️ Feels accurate

Rain Chance

rain

29%

Avg 2.5mm if it rains

Cloud Cover

cloudy

59%

Overcast

Pressure

pressure

1019.7 hPa

Medium volatility

San Francisco Weather Conditions & UV Index

Weather Confidence

30-year variance analysis

100%Highly Predictable

Based on 10 years of data

Temperature
±1.8°CStable
Precipitation
15-44%Predictable

🎯 This date historically delivers consistent weather 100% of the time. Safe to plan outdoor activities with confidence.

Sun Exposure

UV Index & Safety Guide

0.4Low
036811+

Protection Needed

SPF 15 for extended outdoor time

Time to Sunburn

Type I-II

🔴 200 min to burn

Type III-IV

🟡 300 min to burn

Type V-VI

🟢 500 min to burn

UV estimate based on latitude, season & cloud cover. Actual UV may vary.

Outdoor Comfort

How pleasant is it outside?

64Moderate
TemperatureCool
HumidityMuggy
WindBreezy

Dew Point

10.5°C

Pleasant

Heat Stress

Low

No heat warning

😐 Best outdoor time:
Any time during daylight hours

Marine Conditions

Water Temp
12.1°C
🥶 Polar Plunge
Avg daily surface temperature
Surf Conditions
1.5m
🌊 Surfers Only
Max daily wave height
Advisories

Marine Life

No special warnings. Enjoy the swim!

Swim Index

❄️ Cold Water Hazard

Travel & Logistics Insights

Local Calendar

Business Day

Standard hours in United States

Flight Traffic

Quiet

23/100 pressure index

Health Advisory

Healthy

Routine only • View Details →

Landing Slots

~497

Daily arrival options (inc. codeshare)

Sunrise, Sunset & Wind in San Francisco

Daylight & Sun

Solar Elevation Cycle

🌅 Sunrise

07:20

☀️ Noon

12:22

🌇 Sunset

17:25

⏱️ Daylight

10h 4m

Golden Hour
Morning07:20 - 07:59
16:46 - 17:25Evening

Wind Speed

wind

18.4 km/h

Gentle breeze

Sunshine

clear-day

7.1 hrs

Direct Sun (Cloud-free)

Humidity

humidity

80%

Humid / Damp

Travel Intelligence

Exclusive flight analytics & health data for San Francisco

Smart Flight Estimator

Airport-to-Airport Logistics

unlock smart flight estimates

Add your home location in settings to see airport details.

Travel Health & Safety in San Francisco

Travel Comfort Index

Real-time tourism conditions

Weather Quality

⛅ Good

77/100

Tourist Crowds

🟢 Moderate

40/100

Price Level

💰💰 Moderate

50/100

Health & Wellbeing

Meteo-Health Forecast

85Score
Atmospheric Pressure1019.7 hPa
Volatility:Medium
Migraine RiskMedium

Moderate fluctuations. Some sensitivity possible.

Joint Pain RiskLow

Weather unlikely to affect joint pain.

Fishing IndexFair

Moderate fish activity expected.

Air Quality Forecast
37AQI
Good
PM2.5 Concentration18.4 µg/m³

Air quality is excellent. Perfect for outdoor activities.

Regional Safety Profile

Medium

Seismic Activity

Moderate seismic activity. Occasional tremors possible.

Total events (30y):33
In Jan (30y):3
Last in Jan:2018-01-04
💡 Occasional tremors possible. Know your hotel's evacuation route.
High

Eastern Pacific Hurricane Risk

Season: May - Nov

Travel Alert: This region has elevated natural risks. We recommend registering with your embassy and keeping emergency numbers handy.

"According to 30YearWeather's analysis of 30 years of NASA satellite data, San Francisco on January 24 averages 13.9°C with a 29% precipitation probability. Wedding/Outdoor Event Score: 85/100."

— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology

San Francisco Weather History (2010–2024)

Temperature History

Loading chart...

Hall of Fame

Records from last 10 years

Hottest
2025
15.5°C
Coldest
2025
5.2°C
Rainiest
2018
12.3mm

Better Alternatives Nearby

Consider these dates within ±7 days

💡 Moving your event by a few days could significantly improve weather conditions

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Same date (January 24) in other destinations

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📍 Is San Francisco Worth Visiting on January 24?

Planning a trip to San Francisco on January 24? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 13.9°C with a 29% historical precipitation risk.

✈️ Travel Logistics: Approximately 497 landing slots available daily during this period, indicating peak tourist activity.

🌊 Coastal Conditions: Water temperature averages 12.1°C (polar plunge). Wave conditions are generally surfers only with heights around 1.5m.

📊 Historical Extremes: The hottest January 24 recorded in the last 30 years saw temperatures hit 15.5°C in 2025, while the coldest dropped to 5.2°C in 2025.

San Francisco Weather FAQ