Year-round weather and climate in San Francisco, United States
Average temperatures in San Francisco run from an average low of 7°C45°F in February up to an average high of 23°C73°F in October. June is the driest month at 0 rainy days; March the wettest at 15. Here is the annual climate data, so you know what you are packing for.
Good to know
- Population
- 828K
- Currency
- USD
- Language
- English
- Time zone
- Los Angeles
Best time to visit
For the warmest temperatures and best chance of outdoor activities, plan your trip around July, August, and September.
Rain character
Tropical Downpours: Expect intense bursts of rain during wetter months. Pack quick-drying footwear and a compact umbrella.
Day-to-night swing
Evening Chill: Temperatures drop by a noticeable 10°C18°F when the sun goes down. A light sweater or jacket is usually all you need for evening plans.
Seasonality Profile
Mediterranean: Hot, bone-dry summers giving way to mild, occasionally wet winters.
Evening vibe
Seasonal Terraces: During the more temperate months, the city opens up with lively outdoor terraces. For the rest of the year, expect to dine indoors.
Sightseeing stamina
All-Day Strolling: Weather is generally forgiving for long walking days. Comfortable sneakers are your most important packing item.
Average temperatures, sunshine, and rainfall
Average monthly weather in San Francisco, based on recent historical data. Essential insights on temperature swings, expected rainfall, and daily sunshine.
Bars span the average daily low to high. Jun is typically driest at 0 days (1mm); Mar the wettest at 15 days (177mm).
| Month | Average high | Average low | Sunshine hours | Rainy days | Total rainfall |
|---|---|---|---|---|---|
| Jan | 14°C / 57°F | 8°C / 47°F | 6h | 14 | 208mm |
| Feb | 13°C / 56°F | 7°C / 45°F | 8h | 12 | 129mm |
| Mar | 14°C / 56°F | 9°C / 47°F | 9h | 15 | 177mm |
| Apr | 15°C / 60°F | 9°C / 48°F | 12h | 2 | 16mm |
| May | 17°C / 62°F | 11°C / 52°F | 12h | 3 | 26mm |
| Jun | 19°C / 65°F | 12°C / 54°F | 13h | 0 | 1mm |
| Jul | 20°C / 68°F | 13°C / 56°F | 13h | 0 | 0mm |
| Aug | 21°C / 70°F | 14°C / 57°F | 12h | 1 | 1mm |
| Sep | 21°C / 69°F | 14°C / 57°F | 11h | 1 | 2mm |
| Oct | 23°C / 73°F | 13°C / 55°F | 10h | 2 | 9mm |
| Nov | 17°C / 62°F | 10°C / 50°F | 8h | 8 | 113mm |
| Dec | 15°C / 59°F | 9°C / 48°F | 6h | 12 | 158mm |
Weather data by Open-Meteo.com (opens in a new tab)
Frequently Asked Questions
When is the sunniest time of year to visit San Francisco?
The most sunshine in San Francisco comes around June, averaging 13 hours a month. If you're heading there then, pack your sunglasses and sunscreen.
What clothes should I pack for San Francisco?
Your packing list depends entirely on when you travel. Temperatures in San Francisco swing from an average low of 7°C45°F in February up to 23°C73°F in October. The Packola app builds a tailored packing list for you based on the live weather forecast for your exact travel dates.
Do I need to pack an umbrella for San Francisco?
San Francisco gets rain on about 70 days out of the year. The wettest month is March. If you're traveling during the rainy season, you'll definitely want to pack an umbrella and a light rain jacket.
Pack smarter.
Averages get you close, but the week you travel is what matters. Get the live forecast, a smart packing list, and discover the best local spots and activities in San Francisco with Packola.
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