Watsonville Weather Records

Watsonville, California weather averages and records from 1908–2024 based on data made available by the NOAA.
All-Time Recorded High
The highest temperature ever recorded in Watsonville, California was 110 °F which occurred on September 6, 2020.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Watsonville, California was 12 °F which occurred on December 22, 1990.
Lowest Temperatures: All-Time By Year
Watsonville Weather by Month
Averages based on the years 1991–2020
Month Average (°F) Record (°F) Average (inches)
High ☀️ Low 🌙 High ☀️ Low 🌙 Precipitation 💧
January 61.4 40.6 84 20 4.3
February 62.3 42.4 85 23 4.3
March 64.1 44.0 95 24 3.5
April 66.8 45.4 98 22 1.4
May 69.1 48.7 99 26 0.6
June 71.6 51.2 105 31 0.1
July 71.9 53.6 100 32 0.0
August 73.1 54.0 104 30 0.0
September 75.0 52.6 110 32 0.1
October 73.6 48.9 106 22 0.8
November 66.7 43.6 93 22 2.2
December 60.7 40.0 84 12 4.3
Entire year 67.9 47.1 110 12 21.8
More Watsonville Weather Records
1908–2024
Highest daily low 74 °F September 7, 1998
Lowest daily high 37 °F December 7, 1998
Greatest daily range
(Difference of high and low)
62 °F October 19, 1913
Greatest difference in daily high
over two conscutive days
35 °F Oct 9–10, 1996
Most daily precipitation 5.9 inches September 19, 1959
Most monthly precipitation 16.0 inches February 1998
Most yearly precipitation 48.4 inches 1983
Most yearly days with precipitation 117 1998
Earliest freeze August 30 1912
Earliest day ≥ 80 °F January 8 1962
Earliest day ≥ 90 °F March 7 1914
Earliest day ≥ 100 °F June 10 2019
Latest freeze June 21 1912
Latest day ≥ 80 °F December 31 1917
Latest day ≥ 90 °F November 20 1914
Latest day ≥ 100 °F October 24 2017
Most days in a year < 32 °F 112 1912
Most days in a year ≥ 80 °F 107 1915
Most days in a year ≥ 90 °F 18 2015
Most days in a year ≥ 100 °F 5 1913
Most days in a year ≥ 110 °F 1 2020
Watsonville Weather Streaks
Most consecutive days...
With precipitation 15 days Feb 16 – Mar 1, 1996
Without precipitation 162 days May 7 – Oct 15, 2016
High temperature ≥ 80 °F 20 days Aug 13 – Sep 1, 1918
High temperature ≥ 90 °F 6 days Sep 6–11, 2015
High temperature ≥ 100 °F 4 days Sep 15–18, 1913
Plant Hardiness Zone
9B
Watsonville is in plant hardiness zone 9B
based on average yearly minimum temperature from 1991–2020
Watsonville Weather by Year
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Weather Station Details
Years Station Coordinates
1998–2024 Watsonville Municipal Airport location
1908–1998 Watsonville Water Works location