What is the weather like in San Jose California in January?

Answer 1

January's average high is 59 °F (15 °C) and average low is 42 °F (6 °C), with overnight freezes several nights each year; July's average high is 84 °F (29 °C) and average low is 58 °F (14 °C), with heat exceeding 100 °F (38 °C) several days each year. The highest temperature ever recorded in San Jose was 109 °F (42.8 °C) on June 14, 2000; the lowest was 17 °F (-8.3 °C) on January 9, 1920 and January 10, 1920. Temperatures between night and day can vary by 30 or 40 °F (17 to 22 °C).

Answer 2

Late night in the 30's and in the day 50-68 F. One of the worse problems this time of year around Sacramento and the San Joaquin Valley is the morning fog. It is very dense and thick fog and many car accidents are the result.

Answer 3

In January, the weather in San Jose, California is typically cool and wet. Average temperatures range from 45-60°F (7-15°C) with occasional rainy days. It is advisable to pack layers and a rain jacket if visiting during this time.

Answer 4

It depends on the parts of California. Say in Northern California it's probably 50-79 and in Southern California it's 60-90.