Weather in San Diego in January 2017

Check the weather in San Diego in January before you book your next holiday in California. Long-term weather averages give the best indication of the weather in January 2017 and include figures for temperature, sunshine and rainfall for San Diego, California, United States plus [sunrise & sunset times].

Weather in San Diego in January

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All months

  • 19°C maximum daytime temperature in January in San Diego19
    19°C max day temperature
  • 8 hours of sunshine per day (76% of daylight hours) in January in San Diego8
    8 hours of sunshine per day
  • 6 days with some rainfall in January in San Diego6
    6 days with some rainfall
  • 7°C minimum night-time temperature in January in San Diego7
    7°C min night temperature
  • 10 hours of daylight per day in January in San Diego10
    10 hours of daylight per day
  • No heat & humidity in January in San Diego0
    No heat & humidity
  • 53 mm monthly rainfall in January in San Diego53
    53 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in January in San Diego3
    3 (Moderate) UV index
  • 15°C sea temperature in January in San Diego15
    15°C sea temperature

The average maximum daytime temperature in San Diego in January is a comfortable 19°C (66°F). There are usually 8 hours of bright sunshine each day, which represents 76% of the 10 hours of daylight. The average sea temperature in and around San Diego in January is 15°C (59°F).

Expect 53mm (2.1 inches) of rainfall across the whole of January with 6 days with some rain falling. Maximum UV levels will be moderate (3 UV index) at midday when the skies are clear. The average night-time temperature is usually a cold 7°C (45°F).

Metric (°C / mm)  |  Imperial (°F / inches)

More about San Diego weather

  • Pre-book San Diego car hire online & save up to 9%
  • FREE additional driver available for San Diego Airport
  • Plus FREE breakdown assistance on all US rentals

San Diego sunrise & sunset times for January 2017

Browse the sunrise & sunset times for San Diego in January 2017. Select a month to view San Diego sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Sunday, 1st January 2017 06:51 16:54
Monday, 2nd January 2017 06:51 16:55
Tuesday, 3rd January 2017 06:51 16:56
Wednesday, 4th January 2017 06:52 16:56
Thursday, 5th January 2017 06:52 16:57
Friday, 6th January 2017 06:52 16:58
Saturday, 7th January 2017 06:52 16:59
Sunday, 8th January 2017 06:52 17:00
Monday, 9th January 2017 06:52 17:00
Tuesday, 10th January 2017 06:52 17:01
Wednesday, 11th January 2017 06:52 17:02
Thursday, 12th January 2017 06:51 17:03
Friday, 13th January 2017 06:51 17:04
Saturday, 14th January 2017 06:51 17:05
Sunday, 15th January 2017 06:51 17:06
Monday, 16th January 2017 06:51 17:07
Tuesday, 17th January 2017 06:50 17:08
Wednesday, 18th January 2017 06:50 17:09
Thursday, 19th January 2017 06:50 17:09
Friday, 20th January 2017 06:50 17:10
Saturday, 21st January 2017 06:49 17:11
Sunday, 22nd January 2017 06:49 17:12
Monday, 23rd January 2017 06:48 17:13
Tuesday, 24th January 2017 06:48 17:14
Wednesday, 25th January 2017 06:47 17:15
Thursday, 26th January 2017 06:47 17:16
Friday, 27th January 2017 06:46 17:17
Saturday, 28th January 2017 06:46 17:18
Sunday, 29th January 2017 06:45 17:19
Monday, 30th January 2017 06:44 17:20
Tuesday, 31st January 2017 06:44 17:21
  • Browse the latest deals on hotels in San Diego
  • Save 20% on Hilton Hotels Best Available Rate
  • Book & pay online at least 7 days in advance

Back to top

San Diego weather by month

Check San Diego weather for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

Back to top

Popular California destinations

More California destinations

All destinations (A to Z)

Can't see your chosen destination? Use our A to Z search to find your required the holiday weather guide:

A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z  

More destinations

San Diego weather map

To select an alternative destination in California, please zoom out of the San Diego weather map below. Can't find the California weather destination you are after? Try the destination search.

Top ^