San Francisco (CA)
Tomorrow
Tomorrow weather in San Francisco
Saturday, December 20th, 2025
13°
Heavy rain
Official weather alert: Flood Watch.The weather tomorrow in San Francisco will be similar like today, with max temperatures of 13°.
The rain is expected to get stronger, the expected precipitation are 61 mm.
The wind tomorrow will get stronger and reach 23 km/h.
13° / 12°
Temp
85%
Rain
23 km/h
Wind
97%
Humidity
San Francisco Weather Pages
San Francisco hourly forecast for tomorrow
Scroll right to see more weather forecasts for San Francisco tomorrow
| 12:00 AM | 01:00 AM | 02:00 AM | 03:00 AM | 04:00 AM | 05:00 AM | 06:00 AM | 07:00 AM | 07:21 AM | 08:00 AM | 09:00 AM | 10:00 AM | 11:00 AM | 12:00 PM | 01:00 PM | 02:00 PM | 03:00 PM | 04:00 PM | 04:54 PM | 05:00 PM | 06:00 PM | 07:00 PM | 08:00 PM | 09:00 PM | 10:00 PM | 11:00 PM | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  | |  | | |  | | |  |  | | | | |  | | | |  |  | | | | | | | Next |
| temperatures | 13.6° | 13.4° | 13.2° | 13° | 12.7° | 12.7° | 12.6° | 12.5° | Sunrise | 12.5° | 12.4° | 12.6° | 12.8° | 12.9° | 12.9° | 13° | 12.9° | 12.9° | Sunset | 12.7° | 12.6° | 12.4° | 12.6° | 12.8° | 13.7° | 13.5° | |
| wind speed | 12 km/h | 10 km/h | 9 km/h | 7 km/h | 6 km/h | 3 km/h | 4 km/h | 2 km/h | 3 km/h | 4 km/h | 1 km/h | 3 km/h | 4 km/h | 1 km/h | 2 km/h | 1 km/h | 4 km/h | 1 km/h | 4 km/h | 7 km/h | 8 km/h | 12 km/h | 17 km/h | 24 km/h | |||
| wind degree | 180° | 201° | 192° | 231° | 213° | 222° | 276° | 199° | 221° | 240° | 186° | 218° | 253° | 308° | 224° | 255° | 254° | 244° | 206° | 192° | 191° | 179° | 172° | 185° | |||
| wind direction | S | SSW | SSW | SW | SSW | SW | W | SSW | SW | WSW | S | SW | WSW | NW | SW | WSW | WSW | WSW | SSW | SSW | SSW | S | S | S | |||
| Precipitation | 0.2 mm | 1 mm | 0.1 mm | 0.4 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 11.6 mm | 10.6 mm | 10.1 mm | 9.5 mm | 8.6 mm | 8.1 mm | 1.8 mm | |||
| chance for rain | 100% | 100% | 100% | 100% | 60% | 72% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | |||
| chance for snow | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| humidity | 97% | 98% | 99% | 98% | 95% | 92% | 98% | 98% | 98% | 98% | 98% | 97% | 97% | 97% | 97% | 97% | 98% | 98% | 98% | 98% | 98% | 98% | 98% | 96% | |||
| dew point | 13.1° | 13.1° | 13° | 12.7° | 12° | 11.2° | 12.3° | 12.2° | 12.2° | 12.1° | 12° | 12.4° | 12.5° | 12.5° | 12.5° | 12.6° | 12.6° | 12.5° | 12.2° | 12.1° | 12° | 12.5° | 12.7° | 14° | |||
| visibility | 2 km | 2 km | 2 km | 2 km | 2 km | 0 km | 2 km | 2 km | 2 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 2 km | 9 km | 9 km | 9 km | |||
| cloud cover | 98% | 100% | 100% | 100% | 73% | 74% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.1 | 0.5 | 1.1 | 1.7 | 1.9 | 1.8 | 0.8 | 0.3 | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Weather in San Francisco tomorrow
The temperature tomorrow in San Francisco is expected to be typical for this time of year, with a forecast of 13 °F, closely aligning with the historical average for December 20th.
temperatures
13 °F
rain
61.9 mm
wind
23 km/h
UV
Low
San Francisco daylight overview ☀️
Tomorrow in San Francisco, The sun rises at 07:21 and sets at 16:54, giving a total daylight duration of 9 hours and 33 minutes.
Quick links
More San Francisco weather pages
What to wear tomorrow in San Francisco? clothing recommendations
Stay comfortably stylish - your tailored guide for tomorrow's San Francisco forecast.
Long-sleeve shirt
Long pant
Closed-toe shoes
Light jacket
Cap/Hat
Scarf
Umbrella
The weather tomorrow in San Francisco - FAQ
What is the maximum temperature for tomorrow in San Francisco?
The maximum temperature for tomorrow in San Francisco is expected to be 13° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain tomorrow in San Francisco? 🌧️
Yes, there is a 85% chance of rain in San Francisco tomorrow. We recommend carrying an umbrella or rain gear to stay dry.
What will be the wind speed tomorrow in San Francisco? 🌀
The wind in San Francisco is expected to blow at 23 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in San Francisco tomorrow?
Given the forecast of 13 °F with a 85% chance of rain, we advise checking our "What to wear tomorrow" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in San Francisco tomorrow.
What is the sunrise and sunset time for San Francisco tomorrow?
The sun is expected to rise at 07:21 and set at 16:54 in San Francisco.
How accurate is the weather forecast San Francisco tomorrow? ✅
San Francisco weather forecast for tomorrow is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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