San Jose Weather in 2021

Historical record of San Jose, California weather for the year 2021 based on NOAA data.
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Year:
2021 San Jose Weather Extremes
Highest temperature 96 °F August 28
Lowest temperature 32 °F December 19
Highest daily low 64 °F September 8
Lowest daily high 50 °F December 28
Most daily precipitation 2.2 inches December 13
Total annual precipitation 11.0 inches -
Highest Temperatures in San Jose in 2021
Rank Temperature Date
1 96 °F Aug 28
2 95 °F Jun 17
3 93 °F Sep 6
3 93 °F Jun 18
5 92 °F Sep 21
5 92 °F Aug 27
7 91 °F Oct 3
7 91 °F Sep 8
9 89 °F Oct 4
9 89 °F Oct 2
9 89 °F Oct 1
9 89 °F Sep 23
9 89 °F Sep 20
9 89 °F Jun 16
Lowest Temperatures in San Jose in 2021
Rank Temperature Date
1 32 °F December 19
1 32 °F January 26
3 33 °F December 18
3 33 °F December 11
5 36 °F January 6
6 37 °F December 31
6 37 °F December 21
6 37 °F December 17
6 37 °F March 16
6 37 °F February 18
6 37 °F January 24
6 37 °F January 10
January 2021 San Jose Weather
Day High (°F) Low (°F) Precip. (inches)
63 39 0.00
58 47 0.00
57 50 0.00
61 45 0.01
57 41 0.00
62 36 0.00
60 40 0.00
61 46 0.00
62 39 0.00
63 37 0.00
63 40 0.00
63 45 0.00
70 44 0.00
71 45 0.00
69 42 0.00
71 45 0.00
78 44 0.00
78 51 0.00
68 49 0.00
69 40 0.00
65 38 0.00
52 45 0.22
56 40 0.00
52 37 0.15
53 44 0.00
52 32 0.13
52 46 0.73
51 46 1.31
56 41 0.28
62 41 0.00
66 47 0.00
February 2021 San Jose Weather
Day High (°F) Low (°F) Precip. (inches)
64 46 0.00
61 46 0.05
59 41 0.00
61 44 0.00
70 39 0.00
71 40 0.00
68 39 0.00
61 39 0.00
63 49 0.00
63 44 0.00
61 43 0.17
61 48 0.00
61 48 0.02
57 41 0.00
62 50 0.01
57 42 0.00
64 39 0.00
68 37 0.00
66 49 0.00
60 46 0.07
64 39 0.00
72 43 0.00
79 45 0.00
72 43 0.00
68 46 0.00
63 40 0.00
63 42 0.00
68 40 0.00
March 2021 San Jose Weather
Day High (°F) Low (°F) Precip. (inches)
70 43 0.00
67 40 0.00
70 46 0.00
67 42 0.00
67 42 0.18
59 46 0.03
62 38 0.00
61 42 0.00
61 43 0.19
53 42 0.53
57 43 0.02
66 38 0.00
59 42 0.00
59 46 0.07
54 42 0.00
60 37 0.00
60 38 0.00
61 50 0.13
60 45 0.00
60 38 0.00
66 40 0.00
63 39 0.00
67 45 0.00
70 45 0.00
63 46 0.00
71 42 0.00
76 44 0.00
77 46 0.00
65 45 0.00
77 47 0.00
83 46 0.00
April 2021 San Jose Weather
Day High (°F) Low (°F) Precip. (inches)
85 49 0.00
71 48 0.00
64 50 0.00
63 49 0.00
63 48 0.00
67 50 0.00
62 46 0.00
68 44 0.00
63 46 0.00
69 43 0.00
73 43 0.00
74 44 0.00
65 49 0.00
71 46 0.00
68 44 0.00
67 48 0.00
70 49 0.00
83 47 0.00
68 49 0.00
65 47 0.00
69 48 0.00
68 50 0.00
71 50 0.00
68 50 0.00
60 46 0.05
63 41 0.00
72 41 0.00
83 47 0.00
75 52 0.00
69 51 0.00
May 2021 San Jose Weather
Day High (°F) Low (°F) Precip. (inches)
72 51 0.00
73 49 0.00
83 51 0.00
83 56 0.00
83 53 0.00
72 51 0.00
72 49 0.00
84 50 0.00
81 53 0.00
85 53 0.00
83 53 0.00
74 53 0.00
72 52 0.00
69 52 0.00
69 52 0.00
71 53 0.00
69 53 0.00
73 50 0.00
67 50 0.00
67 48 0.00
70 48 0.00
74 49 0.00
69 49 0.00
75 51 0.00
70 53 0.00
75 51 0.00
72 50 0.00
72 53 0.00
66 54 0.00
84 54 0.00
85 56 0.00
June 2021 San Jose Weather
Day High (°F) Low (°F) Precip. (inches)
79 56 0.00
74 56 0.00
81 53 0.00
75 56 0.00
81 52 0.00
78 53 0.00
70 52 0.00
68 51 0.00
68 50 0.00
71 49 0.00
74 50 0.00
80 60 0.00
78 62 0.00
75 60 0.00
78 55 0.00
89 57 0.00
95 62 0.00
93 62 0.00
84 60 0.00
79 56 0.00
78 57 0.00
78 60 0.00
78 61 0.00
77 59 0.00
75 59 0.00
77 59 0.00
75 59 0.00
76 59 0.00
77 58 0.00
75 59 0.00
July 2021 San Jose Weather
Day High (°F) Low (°F) Precip. (inches)
79 59 0.00
79 60 0.00
77 59 0.00
77 58 0.00
76 58 0.00
74 58 0.00
71 56 0.00
86 56 0.00
86 62 0.00
84 59 0.00
75 57 0.00
72 57 0.00
75 57 0.00
80 56 0.00
73 56 0.00
78 53 0.00
82 54 0.00
84 58 0.00
83 58 0.00
76 57 0.00
78 57 0.00
76 56 0.00
83 55 0.00
81 55 0.00
83 56 0.00
82 59 0.00
84 62 0.00
84 61 0.00
82 61 0.00
83 61 0.00
81 61 0.00
August 2021 San Jose Weather
Day High (°F) Low (°F) Precip. (inches)
78 59 0.00
79 56 0.00
81 57 0.00
76 58 0.00
77 59 0.00
85 59 0.00
83 60 0.00
82 58 0.00
82 57 0.00
86 58 0.00
83 62 0.00
83 62 0.00
80 60 0.00
81 62 0.00
81 61 0.00
83 61 0.00
82 60 0.00
78 59 0.00
78 58 0.00
76 59 0.00
77 60 0.00
79 59 0.00
81 55 0.00
79 57 0.00
76 56 0.00
84 56 0.00
92 59 0.00
96 64 0.00
88 63 0.00
84 61 0.00
83 58 0.00
September 2021 San Jose Weather
Day High (°F) Low (°F) Precip. (inches)
81 57 0.00
76 56 0.00
78 58 0.00
84 56 0.00
88 56 0.00
93 60 0.00
88 62 0.00
91 64 0.00
81 63 0.00
79 61 0.00
82 58 0.00
88 57 0.00
84 59 0.00
84 57 0.00
80 56 0.00
78 54 0.00
77 57 0.00
77 55 0.00
77 59 0.00
89 55 0.00
92 61 0.00
86 62 0.00
89 57 0.00
85 60 0.00
74 57 0.00
72 58 0.00
76 58 0.00
77 56 0.00
79 51 0.00
87 53 0.00
October 2021 San Jose Weather
Day High (°F) Low (°F) Precip. (inches)
89 55 0.00
89 57 0.00
91 57 0.00
89 59 0.00
77 56 0.00
70 57 0.00
70 52 0.00
68 53 0.00
74 51 0.00
78 50 0.00
70 52 0.00
71 49 0.00
68 43 0.00
76 49 0.00
84 48 0.00
87 51 0.00
77 51 0.00
65 48 0.00
72 46 0.00
67 60 0.00
77 62 0.00
67 57 0.20
69 52 0.01
65 58 1.42
67 49 0.53
67 49 0.00
73 52 0.00
79 55 0.00
79 54 0.00
71 54 0.00
68 50 0.00
November 2021 San Jose Weather
Day High (°F) Low (°F) Precip. (inches)
66 58 0.06
72 57 0.00
77 52 0.00
69 53 0.04
68 50 0.00
66 50 0.00
63 46 0.00
69 43 0.00
69 53 0.02
69 55 0.00
73 49 0.00
75 49 0.00
75 48 0.00
72 47 0.00
64 47 0.00
64 51 0.00
68 44 0.00
64 46 0.01
69 54 0.00
69 49 0.00
70 42 0.00
74 43 0.00
66 41 0.00
69 43 0.00
69 38 0.00
67 42 0.00
71 43 0.00
71 46 0.00
72 45 0.00
73 44 0.00
December 2021 San Jose Weather
Day High (°F) Low (°F) Precip. (inches)
75 44 0.00
70 44 0.00
58 51 0.00
61 51 0.00
61 50 0.00
53 50 0.01
58 46 0.02
58 45 0.00
59 43 0.10
57 39 0.00
62 33 0.00
57 45 0.00
55 45 2.23
52 39 0.11
55 38 0.00
58 42 0.09
56 37 0.00
54 33 0.00
57 32 0.00
57 38 0.00
60 37 0.10
63 48 0.06
61 51 0.27
56 49 0.53
54 44 0.30
52 38 0.00
53 43 0.26
50 42 0.00
55 46 0.27
55 41 0.00
53 37 0.00
Weather Station Details
Years Station Coordinates
1999–2024 San Jose 2 location
1893–1998 San Jose location