San Francisco Weather in July
July in San Francisco brings high temperatures, with daytime highs of 22°C (72°F) and nights around 13°C (55°F). Rainfall is at its lowest this month, making it one of the more reliable months to be outdoors.
Rainfall in San Francisco in July
Expect the least amount of rain this month, providing an excellent opportunity for outdoor activities. Enjoy the clearest skies and driest conditions of the year. This month experiences about a single day of rain according to historical data, averaging 0.4 mm (0.02 in). Any rain that does arrive is likely to be light drizzle rather than a proper shower.
Temperature in San Francisco in July
The temperature in San Francisco in July is perfect. Daytime highs reach 22°C (72°F), with nights dropping to 13°C (55°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights cool down to 13°C (55°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.
Sunshine in San Francisco in July
Expect a lot of sunshine this month, with about 313 hours of sun. These sunny conditions add to the overall experience.
Wind Speed in San Francisco in July
July has wind speeds averaging 7 m/s (14 knots). You can expect generally windy conditions with strong breezes affecting daily routines on typical days. As an average, some days have moderate strong winds while others feature more intense gusts that make walking and movement challenging.
Average water temperature in July
With water at 14°C (57°F), it's on the cooler side. Keen swimmers won't be put off, but those who prefer warm water may find it less enjoyable.If you favor pleasant temperatures and minimal rainfall, July is one of the best months to visit San Francisco.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our San Francisco's climate page.
San Francisco Temperature in July
Min Temperature
13°C (55°F)
Max Temperature
22°C (72°F)
Water Temperature
14°C (57°F)
Chance of Rain
3%
Precipitation
0.4 mm (0.02 in)
Rainy days
a single day
Humidity
75%
Windspeed
7 m/s (14 knots)
Sunshine
313 hours
Percentage Sunshine
70%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in San Francisco typically stay consistent throughout July, with daily highs averaging around 22°C (72°F). Nights are cool, with lows around 13°C (55°F).
Average temperatures in July
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in July
Historical weather for San Francisco in July
Browse day-by-day weather records for San Francisco spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
San Francisco historical weather extremes in July
According to our 49 years of weather records for San Francisco, the following extremes were recorded between 1976 and 2025.
- The hottest July day on record in San Francisco reached 36°C (97°F) (July 31, 1993).
- The lowest daytime temperature in July was 15°C (59°F), recorded on July 27, 2024.
- The lowest overnight temperature recorded in July was 9°C (48°F) (July 11, 1998).
Best Places in the United States of America in July
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in July →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in San Francisco in July
Pleasant temperatures in July mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. The water temperature sits at about 14°C (57°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in San Francisco in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our San Francisco's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full San Francisco climate overview or explore weather in the United States of America.
