Weather in San Francisco today, August 21
Weather in San Francisco now: +14°, overcast, wind 4.6 m/s, humidity 93%. Accurate forecast for today, tomorrow, 3 days and 2 weeks — temperature, precipitation, pressure and wind.
Weather in San Francisco now
Hourly forecast for today in San Francisco
Weather forecast in San Francisco today 📅
Weekend weather in San Francisco
Weather for the weather-sensitive
📒 Weather diary in San Francisco
Ready-made observation table for August: past days are already filled in with weather-station data — for school and beyond. Open the diary →
What to do in San Francisco in weather like this 🎯
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San Francisco, Kaliforniya, United States. Population 827 526.
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FAQ about weather in San Francisco ❓
What's the weather in San Francisco right now?
Now +14°, overcast, wind 4.6 m/s, W, humidity 93%. Feels like +12°.
What's the weather in San Francisco tomorrow?
Tomorrow: +19° by day, +14° at night, partly cloudy.
Sunrise and sunset in San Francisco?
Sunrise 05:30, sunset 18:56, day length 13h 26m.
What's the pressure and humidity in San Francisco?
Pressure 763 mmHg, humidity 93%, wind 6 m/s. Matters for weather-sensitive people.
Do I need an umbrella in San Francisco today?
No, precipitation is unlikely — you can go out without an umbrella.
Do I need sunscreen in San Francisco?
Yes, the UV index is 9 — high. Use SPF 30+, especially for children; no more than 20-30 minutes in direct sun unprotected.
Is it a good day for a picnic in San Francisco?
Yes, it’s warm and dry (up to +18°) — a good time for a picnic, a walk or a barbecue.
How long is it safe to stay in the sun in San Francisco?
At UV 9, no more than 20–30 minutes unprotected; longer with SPF 30+ and shade.
Is it a good day to wash the car in San Francisco?
No precipitation expected — a good time to wash the car; rain won’t spoil it in the coming hours.
Is it good weather for a walk or a bike ride in San Francisco?
Yes, dry and comfortable (up to +18°) — great for a walk, a bike ride or a run.
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Weather in San Francisco — in detail
Weather in San Francisco from “Pogoda 1” — an accurate, free forecast: current temperature, feels-like, wind, atmospheric pressure, humidity and precipitation. Available for today, tomorrow, 3, 5 and 10 days, a week, 2 weeks and a month, plus hourly weather, monthly climate, water temperature, air quality and an observation archive since 2017.
To quickly check the weather in San Francisco anytime, add the city to favorites — and get a daily forecast by email at 17:00 (Moscow time). Note: the forecast may be refined as new data arrives. Data: OpenWeather, Open-Meteo, met.no.
Photo San Francisco: Lightandtruth / CC BY-SA 4.0 · Wikimedia Commons