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

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

When to go to Sonoma County, California, United States of America

Based on the climate and weather in Sonoma County, the best time to go is July. See below for details.

What to wear/what to pack for Sonoma County, California, United States of America by month

January

If you are traveling to Sonoma County in January, you will notice that it can be brisk. Expect it to snow (). Daytime temperatures are in the 50s F (low 10s C).

What to wear/what to pack:

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

February

If you vacation in Sonoma County during February, you are likely to find that it is relatively cool. Temperatures tend to hover around the high 50s F (mid 10s C) during the day, while at night they can dip into the low 40s F (single digits C).

In terms of precipitation, you can expect it to rain 5-10 days this month.

What to wear/what to pack:

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

March

March for Sonoma County is cool. Temperatures average in the low 60s F (high 10s C) during the day. It rains a bit less than half of the time.

What to wear/what to pack:

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

April

April in Sonoma County is relatively cool. The rain can amount to several inches/centimeters.

During this time, temperatures average in the low 60s F (high 10s C), although night temperatures can dip into the low 40s F (single digits C).

What to wear/what to pack:

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

May

May in Sonoma County is balmy. The rain can amount to several inches/centimeters.

During this time, temperatures average in the high 50s F (mid 10s C) to low 70s F (low 20s C), although night temperatures can dip into the low 40s F (single digits C).

What to wear/what to pack:

  • Skirts
  • Waterproof luggage
  • Sunscreen lotion
  • Shorts or short pants
  • Long and short sleeve shirts
  • Waterproof footwear
  • Umbrella
  • Rain coat
  • Sandals
  • Dresses
  • If you're going to the beach, bathing suits, swimwear
  • Light footwear

June

If you visit Sonoma County during June, you are likely to find that it is warm and very dry with almost no rain.

Temperatures tend to hover around the 70s F (mid 20s C) during the day, while at night they can dip into the low 50s F (low 10s C).

What to wear/what to pack:

  • If you're going to the beach, bathing suits, swimwear
  • Shorts or short pants
  • Sunscreen lotion
  • Light footwear
  • Skirts
  • Sandals
  • Dresses
  • Long and short sleeve shirts

July

July is a perfect temperature and very dry with almost no rain. Temperatures average in the high 70s F (mid 20s C) during the day.

What to wear/what to pack:

  • If you're going to the beach, bathing suits, swimwear
  • Light footwear
  • Skirts
  • Dresses
  • Long and short sleeve shirts
  • Shorts or short pants
  • Sunscreen lotion
  • Sandals

August

If you are traveling to Sonoma County in August, you will notice that it is a perfect temperature and very dry with almost no rain. Daytime temperatures are in the high 70s F (mid 20s C).

What to wear/what to pack:

  • Long and short sleeve shirts
  • Dresses
  • Sandals
  • Sunscreen lotion
  • Shorts or short pants
  • If you're going to the beach, bathing suits, swimwear
  • Light footwear
  • Skirts

September

If you are traveling to Sonoma County in September, you will notice that it is warm and dry with little rain. Daytime temperatures are in the 70s F (mid 20s C).

What to wear/what to pack:

  • Light footwear
  • If you're going to the beach, bathing suits, swimwear
  • Sunscreen lotion
  • Long and short sleeve shirts
  • Skirts
  • Sandals
  • Dresses
  • Shorts or short pants

October

October for Sonoma County is mild. Temperatures average in the low 70s F (low 20s C) during the day. It rains occasionally.

What to wear/what to pack:

  • Sunscreen lotion
  • If you're going to the beach, bathing suits, swimwear
  • Waterproof luggage
  • Shorts or short pants
  • Light footwear
  • Waterproof footwear
  • Rain coat
  • Skirts
  • Sandals
  • Umbrella
  • Dresses
  • Long and short sleeve shirts

November

If you vacation in Sonoma County during November, you are likely to find that it is crisp. Temperatures tend to hover around the low 60s F (mid 10s C) during the day, while at night they can dip into the 40s F (single digits C).

In terms of precipitation, you can expect it to rain about a third of the time.

What to wear/what to pack:

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

December

December in Sonoma County is pretty cool. The average overnight temperatures in the area are in the low 40s F (single digits C).

What to wear/what to pack:

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

Year-round what to wear/what to pack for Sonoma County, California, United States of America

Here are some general tips on what to wear in Sonoma County, 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 Sonoma County

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