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San Francisco in June: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in San Francisco in June will be like? Take a look at our weather guide for San Francisco, based on historical data.
Check flight prices to San Francisco on Avionero:
June

Weather in San Francisco in June 2025

Good Weather
Warm
☁️
Cloudy
🌊
Cold water
Planning a trip to San Francisco in June? You are in luck! The weather is generally good, with an average maximum temperature of +73°F and approximately 11 sunny days. Just be prepared for some rain, as there are usually around 1 rainy days and 3 mm of precipitation. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.

Average weather

☀️
+73°F
Avg. max. temperature
+46°F
Min.
+97°F
Max.
3 mm
Total precipitation
79%
Avg. humidity
3 m/s
Avg. wind
11 ☀️
Sunny Days
17 ⛅️
Cloudy
1 🌦
Rainy
Our opinion: San Francisco has good weather in June.

Average temperature in San Francisco in June

Here are the expected maximum, average and minimum temperatures in San Francisco for June based on the historical data.
Last Year
Historical Data

Going from a maximum of +73°F during the day to a minimum of +52°F during the night, the temperature in June averages around +68°F.

The average maximum temperature goes up 33% by the end of the month, compared with the beginning of the month, from +66°F to +73°F.

Is San Francisco warm or cold in June?

San Francisco is typically warm in June.

Maximum temperatures go up compared to the previous month from +68°F to +73°F. The minimum temperature also goes up from +52°F to +55°F.

It’s generally warm, but pack a long-sleeve shirt for evenings.

Take a look at how June is compared to other months in San Francisco:

Water temperature in San Francisco in June

Water in San Francisco in June is Cold. It varies from +48°F to +56°F, with an average of +52°F. The air temperature averaging +73°F is higher than the water temperature.

The water temperature in June is one of the coldest of the entire year:

The warmest water temperatures in San Francisco are reached in September, when the average sea temperature rises to +57°F. The coldest water temperatures are in June, with an average of +52°F.

Can you swim in San Francisco in June?

We would not recommend swimming in San Francisco in June, the water is very cold (+52°F on average). Consider swimming only if you are an experienced cold-water swimmer with proper gear.
🦭
Cold
Below +61°F
🏄‍♂️
Fresh
61°F - 70°F
🏊
Comfortable
70°F - 77°F
👙
Warm
77°F - 82°F
🔥
Very warm
+82°C and up
You will need a full-body wetsuit, cap, gloves, a warm change of clothes, and a hot drink ready for after your swim.

Climate in San Francisco in June

San Francisco weather looks like this, on average, in June and the surrounding months.
MayJuneJuly
Avg. temperature
+68°F+73°F+73°F
Min. temperature
+45°F+46°F+50°F
Max. temperature
+91°F+97°F+95°F
Rainfall
16 mm3 mm0 mm
Wind
3 m/s3 m/s3 m/s
Avg. water temperature
+53°F+52°F+55°F
Humidity
79%79%82%
Air pressure
1014 HPa1013 HPa1013 HPa
Sunny days
9117
Cloudy days
171723
Rainy days
410
Snowy days
000

June weather is still as good as in May. It’s getting warmer as June arrives. The average maximum temperature goes up from +68°F to +73°F during the day. As June arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 16 mm to 3 mm. Humidity levels don’t change as the month goes on, averaging around 79%. The average wind speed doesn’t change much during June, staying around 3 m/s. The good news is there are likely to be more sunny days in June, from 9 to 11.

July brings much the same weather, it remains good.

Wind

Wind speed in San Francisco in June based on historical data.
Last Year
Historical Data

The average wind speed is 1 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in San Francisco is gradually increasing during June, going from 1 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during June in San Francisco based on historical data.
Last Year
Historical Data
Typically, there is a 3% chance of rain on an average day in June, with total rainfall of approximately 1 mm. The maximum amount of rainfall per day is around 1 mm, which is considered light rain. San Francisco is amazing in June with as little as 1 rainy days on average, so plan adventures in the great outdoors.
Here’s how June is compared with other months in the amount of precipitation, total mm:
San Francisco wettest month is December, where a typical day has a 39% chance of precipitation and 117 mm of rainfall per day. July, on the other hand, is the driest month with a mere 0% chance of precipitation and 0 mm of rainfall per day.

How was the weather last June in San Francisco?

This is the weather in San Francisco in June 2023:
1 June
☀️
+66°F
2 June
☀️
+69°F
3 June
☀️
+74°F
4 June
☁️
+73°F
5 June
☁️
+65°F
6 June
☁️
+68°F
7 June
☁️
+67°F
8 June
☁️
+68°F
9 June
☁️
+66°F
10 June
☁️
+63°F
11 June
☁️
+65°F
12 June
☁️
+66°F
13 June
☁️
+67°F
14 June
☁️
+66°F
15 June
☁️
+68°F
16 June
☁️
+69°F
17 June
☁️
+68°F
18 June
☁️
+69°F
19 June
☀️
+67°F
20 June
☀️
+70°F
21 June
☀️
+70°F
22 June
☁️
+65°F
23 June
☁️
+65°F
24 June
☁️
+65°F
25 June
☁️
+64°F
26 June
☁️
+63°F
27 June
☁️
+64°F
28 June
☁️
+63°F
29 June
☁️
+71°F
30 June
☀️
+73°F
In June 2023 San Francisco had 7 sunny days, 23 cloudy days, and 0 rainy days. The average maximum temperature was +68°F, with an absolute maximum of +73°F and a minimum of +63°F. The average humidity was 83%, with a maximum of 96% and a minimum of 57%. The average wind speed was 1 m/s, with a maximum of 8 m/s and a minimum of 0 m/s.
Are you planning a trip in June?

Climate Change Over the Years

This is how San Francisco climate has changed over the last 43 years.

The climate in San Francisco in June has not changed that much over the last 43 years.

The average temperature was the lowest in 1982 (+65°F) and the highest in 2014 (+70°F). The driest year was 2013 with only 127 mm of rainfall, and the wettest year was 1983 with 1162 mm.

FAQ

Frequently asked questions about the weather in San Francisco in June:

Is June a good time to visit San Francisco?

June is a really good time to go to San Francisco. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit San Francisco.

Can you sunbathe in San Francisco in June?

June is warm in San Francisco. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.

Can you swim in San Francisco in June?

Swimming in San Francisco in June is challenging and not recommended for inexperienced swimmers or without proper equipment and preparation.

Is San Francisco rainy in June?

San Francisco is usually dry in June. Plan your packing around outdoor activities and exploring.

Is it sunny in San Francisco in June?

The amount of sunny days in San Francisco during June varies; prepare for a mix of clouds and sun.

Other cities in USA

Check out the weather for other cities in USA.

Monthly weather in San Francisco

Source of the data

For this page, we’ve looked at the typical weather in San Francisco, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.