San Francisco, California, United States of America: What to pack, what to wear, and when to go [2018]

Traveling to San Francisco, California, United States of America? If you're planning to go to San Francisco, here is some important information about when to go, what to wear, and what to pack:

When to go to San Francisco, California, United States of America

Based on the climate and weather in San Francisco, the best time to go is September. See below for details.

What to wear/what to pack for San Francisco, California, United States of America by month

January

January in San Francisco is chilly and somewhat rainy. The rain can amount to several inches/centimeters.

During this time, temperatures average in the high 50s F (mid 10s C), although night temperatures can dip into the low 40s F (single digits C).

What to wear/what to pack:

  • Long skirts
  • Waterproof footwear
  • Dresses
  • Socks
  • Umbrella
  • Light jacket or fleece
  • Long sleeve shirts or blouses
  • Rain coat
  • Waterproof luggage
  • Standard footwear
  • Pants or jeans

February

In February, San Francisco can be chilly and somewhat rainy. Temperatures routinely are in the low 50s F (mid 10s C) and about half of the time jump into the low 60s F (mid 10s C) range. At night, lows are in the high 40s F (single digits C).

This is also a rainy time for San Francisco, with several of the days of the month having rain. In February, humidity reaches as high as 70%.

What to wear/what to pack:

  • Dresses
  • Long skirts
  • Umbrella
  • Rain coat
  • Light jacket or fleece
  • Waterproof luggage
  • Socks
  • Waterproof footwear
  • Standard footwear
  • Long sleeve shirts or blouses
  • Pants or jeans

March

In March, San Francisco is cool and somewhat rainy. Temperatures routinely are in the low 60s F (mid 10s C) and sometimes jump into the low 70s F (low 20s C) range. At night, lows are in the high 40s F (single digits C).

This is also a rainy time for San Francisco, with several of the days of the month having rain. In March, humidity reaches as high as 70%.

What to wear/what to pack:

  • Light jacket or fleece
  • Long sleeve shirts or blouses
  • Dresses
  • Pants or jeans
  • Waterproof footwear
  • Umbrella
  • Waterproof luggage
  • Socks
  • Standard footwear
  • Long skirts
  • Rain coat

April

April in San Francisco can be chilly. The average overnight temperatures in the area are in the low 40s F (single digits C).

It tends to rain once in a while. But the colder weather doesn't bring low humidity, which is in the 60% to 70% range on average.

What to wear/what to pack:

  • Long sleeve shirts or blouses
  • Pants or jeans
  • Waterproof luggage
  • Light jacket or fleece
  • Long skirts
  • Rain coat
  • Dresses
  • Standard footwear
  • Socks
  • Waterproof footwear
  • Umbrella

May

If you vacation in San Francisco during May, you are likely to find that it is relatively cool and dry with little rain. Temperatures tend to hover around the 60s F (high 10s C) during the day, while at night they can dip into the low 50s F (low 10s C).

Humidity is generally between 60 and 70% during the day.

What to wear/what to pack:

  • Long sleeve shirts or blouses
  • Umbrella
  • Pants or jeans
  • Waterproof luggage
  • Waterproof footwear
  • Long skirts
  • Standard footwear
  • Rain coat
  • Socks
  • Dresses
  • Light jacket or fleece

June

If you are traveling to San Francisco in June, you will notice that it is mild and very dry with almost no rain. Daytime temperatures are in the 60s F (high 10s C).

What to wear/what to pack:

  • Long sleeve shirts or blouses
  • Socks
  • Light jacket or fleece
  • Standard footwear
  • Pants or jeans
  • Long skirts
  • Dresses

July

If you go to San Francisco in July, you will notice that it is mild and very dry with almost no rain. Daytime temperatures are in the 60s F (high 10s C).

What to wear/what to pack:

  • Pants or jeans
  • Dresses
  • Light jacket or fleece
  • Long skirts
  • Long sleeve shirts or blouses
  • Socks
  • Standard footwear

August

If you visit San Francisco during August, you are likely to find that it is mild and very dry with almost no rain. Temperatures tend to hover around the high 60s F (high 10s C) during the day, while at night they can dip into the 50s F (low 10s C).

Humidity is generally between 70 and 80% during the day.

What to wear/what to pack:

  • Standard footwear
  • Socks
  • Long sleeve shirts or blouses
  • Light jacket or fleece
  • Long skirts
  • Dresses
  • Pants or jeans

September

September here is mild and very dry with almost no rain. Temperatures average in the low 60s F (low 20s C) during the day.

What to wear/what to pack:

  • Light jacket or fleece
  • Socks
  • Long skirts
  • Long sleeve shirts or blouses
  • Standard footwear
  • Dresses
  • Pants or jeans

October

If you go to San Francisco in October, you will notice that it is mild and dry with little rain. Expect it to rain once in a while. Daytime temperatures are in the high 60s F (low 20s C).

What to wear/what to pack:

  • Umbrella
  • Rain coat
  • Waterproof luggage
  • Pants or jeans
  • Light jacket or fleece
  • Long skirts
  • Dresses
  • Waterproof footwear
  • Socks
  • Long sleeve shirts or blouses
  • Standard footwear

November

If you are traveling to San Francisco in November, you will notice that it is chilly. Expect it to rain about a third of the time. Daytime temperatures are in the 60s F (high 10s C).

What to wear/what to pack:

  • Waterproof luggage
  • Long skirts
  • Standard footwear
  • Rain coat
  • Waterproof footwear
  • Long sleeve shirts or blouses
  • Dresses
  • Socks
  • Light jacket or fleece
  • Pants or jeans
  • Umbrella

December

In December, San Francisco is relatively cool and somewhat rainy. Temperatures routinely are in the high 50s F (mid 10s C) and 5-10 days this month jump into the low 60s F (mid 10s C) range. At night, lows are in the high 40s F (single digits C).

This is also a rainy time for San Francisco, with several of the days of the month having rain. In December, humidity reaches as high as 70%.

What to wear/what to pack:

  • Umbrella
  • Rain coat
  • Dresses
  • Waterproof luggage
  • Waterproof footwear
  • Long sleeve shirts or blouses
  • Long skirts
  • Standard footwear
  • Socks
  • Pants or jeans
  • Light jacket or fleece

Year-round what to wear/what to pack for San Francisco, California, United States of America

Here are some general tips on what to wear in San Francisco, as well as several items to remember to pack when traveling there.

  • A plug adadpter that supports outlet types A and B
  • A SIM card that works in San Francisco
  • If you plan to visit a church, make sure to bring appropriate clothing
  • If you are visiting a temple, pack respectful clothing
  • Theft can be a problem, so pack theft protection, including locks for luggage and a money belt or pouch
  • Appropriate museum wear
  • Bicycle friendly attire, if you plan on biking anywhere

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