Antioch May Weather

Averages and records for weather in Antioch, California in the month of May.
Typical Antioch May Weather
1991–2020
Average daily high 78.9 °F
Average daily low 53.8 °F
Average monthly precipitation 0.4 inches
Daily chance of precipitation 8.4%
Antioch May Weather Records
1915–2021
Highest temperature 104 °F May 6, 2011
Lowest temperature 32 °F May 18, 2011
Highest daily low 74 °F May 23, 1943
Lowest daily high 54 °F May 9, 1963
Hottest average high temperature 90.6 °F 1922
Coldest average high temperature 67.9 °F 1998
Most daily precipitation 1.5 inches May 30, 1948
Most monthly precipitation 2.3 inches 1948
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
May 1 76.7 52.0 98 36
May 2 76.9 52.2 99 38
May 3 77.1 52.4 92 36
May 4 77.2 52.5 92 35
May 5 77.4 52.7 95 35
May 6 77.4 52.7 104 38
May 7 77.6 52.9 103 36
May 8 77.7 53.0 101 36
May 9 78.0 53.1 97 36
May 10 78.3 53.2 99 36
May 11 78.4 53.4 102 37
May 12 78.5 53.5 95 35
May 13 78.7 53.6 100 40
May 14 78.8 53.6 100 36
May 15 78.9 53.7 103 38
May 16 78.9 53.7 100 37
May 17 79.0 53.8 101 41
May 18 79.2 53.9 99 32
May 19 79.5 54.1 100 40
May 20 79.8 54.3 101 42
May 21 80.0 54.4 99 42
May 22 80.2 54.5 96 44
May 23 80.3 54.6 100 43
May 24 80.5 54.8 100 42
May 25 80.6 54.9 100 42
May 26 80.8 55.1 102 38
May 27 81.1 55.4 100 41
May 28 81.4 55.5 99 42
May 29 81.6 55.7 103 40
May 30 81.8 55.8 101 41
May 31 82.1 56.0 102 44
Weather Station Details
Years Station Coordinates
1956–2021 Antioch Pumping Plant #3 location
1915–1955 Antioch Fireboard Mills location