When to go
San Francisco in March
In March, San Francisco averages daytime highs of 15°C and night-time lows of 8°C, with about 82 mm of rain over the month. That makes March the 9th warmest and the 4th wettest month of the year here. The most comfortable months are usually July, August and September.
- Average high
- 15°C
- Average low
- 8°C
- Rainfall
- 82 mm
- Humidity
- 82%
Climate
San Francisco weather through the year
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °C | 13 | 14 | 15 | 17 | 19 | 21 | 22 | 23 | 23 | 21 | 17 | 13 |
| Low °C | 6 | 7 | 8 | 8 | 9 | 11 | 12 | 12 | 12 | 11 | 8 | 6 |
| Rain mm | 100 | 102 | 82 | 42 | 18 | 6 | 1 | 1 | 4 | 29 | 62 | 138 |
Where to stay
Popular hotels in San Francisco
The Westin St. Francis San Francisco on Union Square
★★★★Hotels1.7 km from centre
8.3
Very good
Grand Hyatt San Francisco Union Square
★★★★Hotels1.9 km from centre
8.4
Very good
InterContinental Mark Hopkins San Francisco by IHG
★★★★Hotels2.0 km from centre
8.5
Excellent
San Francisco Marriott Fisherman's Wharf
★★★★Hotels3.4 km from centre
8.0
Very good
Hilton San Francisco Financial District
★★★★Hotels2.6 km from centre
7.9
Good
Holiday Inn San Francisco - Golden Gateway newly renovated with No Resort Fee
★★★Hotels1.7 km from centre
8.3
Very good
FAQ
San Francisco in March: questions
Is March a good time to visit San Francisco?
March is not among the most comfortable months in San Francisco; July, August and September are usually better. Expect highs around 15°C and 82 mm of rain (NASA climate averages, 2001–2020).
How hot is San Francisco in March?
The average daytime high in San Francisco in March is 15°C and the average low is 8°C.
Does it rain in San Francisco in March?
San Francisco gets about 82 mm of rain in March on average, making it the 4th wettest month. Average humidity is 82%.
How much are hotels in San Francisco in March?
Prices depend on dates and availability. Search San Francisco for March on book.maqami.co to see live prices; signed-in members save up to 10% versus the guest price.
Prefer to ask an AI assistant?
Connect the free MAQAMI MCP server to ChatGPT, Claude or Cursor and ask: Find hotels in San Francisco for 2027-03-15 to 2027-03-17
. It searches live MAQAMI prices and returns a secure checkout link.