San Francisco Weather in June
San Francisco in June averages 21°C (70°F) during the day and 12°C (54°F) at night. Minimal rainfall is typical for this time of year.
Rainfall in San Francisco in June
On average, there are about a single day with rain during this month, averaging 5.2 mm (0.2 in). If rain does fall, it tends to be a moderate shower rather than anything heavy.
Temperature in San Francisco in June
If you're visiting San Francisco in June, expect perfect temperatures with highs of 21°C (70°F) and overnight lows of 12°C (54°F). The difference between afternoon and evening temperatures is usually noticeable. With overnight lows of 12°C (54°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in San Francisco in June
There are approximately 312 hours of sunshine this month, resulting in mostly clear days.
Wind Speed in San Francisco in June
Wind speeds average 7 m/s (14 knots) during June. At this speed, you experience strong wind that can make entire trees sway and create resistance when walking. Since this is an average, expect variation from moderate windy periods to particularly gusty days when umbrellas become difficult to control.
Average water temperature in June
The water temperature is 14°C (57°F) — chilly, but perfectly fine for a swim if you're not too sensitive to cold water. A short wetsuit can make longer sessions more comfortable.Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August, September and October typically offer the best weather for 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 June
Min Temperature
12°C (54°F)
Max Temperature
21°C (70°F)
Water Temperature
14°C (57°F)
Chance of Rain
3%
Precipitation
5.2 mm (0.2 in)
Rainy days
a single day
Humidity
71%
Windspeed
7 m/s (14 knots)
Sunshine
312 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 June, with daily highs averaging around 21°C (70°F). Nights are cool, with lows around 13°C (55°F).
Average temperatures in June
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 June
Historical weather for San Francisco in June
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 June
Based on weather observations in San Francisco between 1976 and 2025, these are the recorded extremes during June.
- San Francisco recorded its highest June temperature of 36°C (97°F) on June 10, 2019.
- San Francisco experienced its chilliest June day on June 2, 1995, reaching only 13°C (55°F).
- Nighttime temperatures dropped to 8°C (46°F) on June 4, 1976, marking the coldest June night on record.
Best Places in the United States of America in June
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 June →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in San Francisco in June
For San Francisco in June, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Almost no rain is expected, so no need to bring rain gear. With water temperatures around 14°C (57°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in San Francisco in June
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.
