Wind statistics for San Francisco
Annual wind, gust, rain and temperature statistics for San Francisco, United States — from archive 3 years.
StatisticsAt a glance
- Average wind: 8.0 mph
- Average gusts: 17.3 mph
- Average daily rain: 1.8 mm
- Average temperature: 14°C
- Good kite days: 135 a year
- Best month: July (kite score 100/100)
- Windiest month: June (10.2 mph)
- Calmest month: January (6.2 mph)
- Rainiest month: February (5.3 mm)
How San Francisco compares
San Francisco ranks #73 of 326 cities worldwide for average wind speed — windier than 78% of the cities we track. Its best kite-flying month, July, scores 100/100 on the kite scale.
Month by month
See the full breakdown of wind, gusts, rain, temperature and good days for every month, with scores and verdicts:
| Month | Wind | Gusts | Rain | Temp | Good days | Score | Verdict |
|---|---|---|---|---|---|---|---|
| January | 6.2 mph | 13.3 mph | 2.5 mm | 11°C | 2 | 71 | EH… |
| February | 7.0 mph | 15.2 mph | 5.3 mm | 12°C | 0 | 68 | EH… |
| March | 7.7 mph | 17.0 mph | 2.4 mm | 13°C | 5 | 85 | YES |
| April | 7.7 mph | 17.7 mph | 1.8 mm | 13°C | 8 | 85 | YES |
| May | 9.4 mph | 21.0 mph | 0.5 mm | 14°C | 17 | 100 | YES |
| June | 10.2 mph | 22.5 mph | 0.0 mm | 15°C | 24 | 100 | YES |
| July | 10.0 mph | 22.2 mph | 0.1 mm | 16°C | 28 | 100 | YES |
| August | 9.9 mph | 20.1 mph | 0.0 mm | 17°C | 22 | 100 | YES |
| September | 8.9 mph | 17.9 mph | 0.1 mm | 17°C | 20 | 100 | YES |
| October | 6.5 mph | 13.5 mph | 0.6 mm | 17°C | 6 | 82 | YES |
| November | 6.3 mph | 13.5 mph | 3.5 mm | 13°C | 2 | 64 | EH… |
| December | 6.2 mph | 13.7 mph | 4.6 mm | 11°C | 1 | 59 | EH… |
"Good days" = days with wind 8–25 mph, gusts under 31 mph and less than 2 mm rain. Scores mirror the live forecast weighting (wind 45%, gusts 25%, rain 20%, temp 10%).
Looking for the single best time to fly a kite? Read the best time to fly a kite in San Francisco, or check today's live wind forecast.
Source
Computed from archive 3 years for San Francisco using Open-Meteo historical data. A good kite day is wind 8–25 mph, gusts under 31 mph and under 2 mm of rain. See the full kite flying statistics for every city.