We would like to introduce the year-round weather and charm of San Francisco, a representative city of California.

San Francisco is a city loved worldwide for its unique climate and beautiful natural scenery.

If you are preparing for a trip or planning to move, please refer to this information.

Climate Characteristics of San Francisco

San Francisco has a Mediterranean Climate, but unlike other cities, it maintains relatively cool weather year-round due to strong maritime influences.

In summer, there are many cool and foggy days, and while it may rain in winter, the weather is relatively mild. The unique fog and unpredictable weather make San Francisco's climate even more special.

Average Monthly Temperatures

January

Average High Temperature: 57°F(14°C)
Average Low Temperature: 46°F(8°C)
January, the winter month in San Francisco, has many rainy days, but the temperatures are mild. It's good to prepare a light jacket.

February

Average High Temperature: 60°F(16°C)
Average Low Temperature: 47°F(8°C)
Rain may continue in February, so bring an umbrella. If you prepare warm clothes, you can enjoy outdoor activities without any issues.

March

Average High Temperature: 61°F(16°C)
Average Low Temperature: 48°F(9°C)
March, when spring begins, sees gradually warming weather, but there are still many slightly chilly days.

April

Average High Temperature: 63°F(17°C)
Average Low Temperature: 49°F(9°C)
April in San Francisco has many clear days, flowers bloom, and the spring atmosphere is felt strongly.

May

Average High Temperature: 64°F(18°C)
Average Low Temperature: 51°F(11°C)
May continues with warm and pleasant weather, making it a suitable time for tourism.

June

Average High Temperature: 67°F(19°C)
Average Low Temperature: 53°F(12°C)
June, when summer begins, is characterized by frequent fog, and it can be cool in the evenings, so bring a light coat.

July

Average High Temperature: 68°F(20°C)
Average Low Temperature: 54°F(12°C)
Even in summer, cool weather continues, and you can often see the unique fog of San Francisco covering the coastline.

August

Average High Temperature: 69°F(21°C)
Average Low Temperature: 55°F(13°C)
August also continues with cool summer weather, making it a good time to experience San Francisco's unique climate.

September

Average High Temperature: 71°F(22°C)
Average Low Temperature: 56°F(13°C)
As autumn begins, the weather in San Francisco becomes the most stable and warm.

October

Average High Temperature: 70°F(21°C)
Average Low Temperature: 55°F(13°C)
October is one of the best months to visit San Francisco, with clear and mild weather continuing.

November

Average High Temperature: 63°F(17°C)
Average Low Temperature: 50°F(10°C)
Temperatures gradually drop, and you can feel winter approaching. Rain begins, so prepare an umbrella.

December

Average High Temperature: 58°F(14°C)
Average Low Temperature: 47°F(8°C)
December, the winter month, sees a return of frequent rain, so it's good to bring warm clothes and an umbrella.

Travel Tips

  1. Prepare for Unpredictable Weather: San Francisco has significant weather changes even within a day, so dress in layers.
  2. Fog: In summer, fog can obscure the coastline, so it's recommended to view the Golden Gate Bridge in the morning.
  3. Attractions: Be sure to visit various attractions such as Alcatraz Island, Fisherman's Wharf, and Golden Gate Park.
  4. Public Transport: The city has heavy traffic, so it's better to use public transport or walk.

San Francisco is a city that boasts a unique climate, stunning scenery, and diverse culture.

Make unforgettable memories in this place that offers new experiences to visitors throughout the year.