Station:(297918) SAN MATEO | ||||||||||||||
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From Year=1918 To Year=1988 | ||||||||||||||
Precipitation | Total Snowfall | |||||||||||||
Mean | High | Year | Low | Year | 1 Day Max. | >= 0.01 in. |
>= 0.10 in. |
>= 0.50 in. |
>= 1.00 in. |
Mean | High | Year | ||
in. | in. | - | in. | - | in. | dd/yyyy or yyyymmdd |
# Days | # Days | # Days | # Days | in. | in. | - | |
January | 0.39 | 2.64 | 1988 | 0.00 | 1942 | 1.48 | 18/1988 | 4 | 1 | 0 | 0 | 3.3 | 15.0 | 1919 |
February | 0.29 | 2.81 | 1987 | 0.00 | 1972 | 1.57 | 19/1987 | 4 | 1 | 0 | 0 | 2.2 | 19.3 | 1987 |
March | 0.37 | 1.25 | 1949 | 0.00 | 1971 | 0.75 | 27/1984 | 4 | 1 | 0 | 0 | 1.1 | 8.1 | 1984 |
April | 0.30 | 2.28 | 1985 | 0.00 | 1967 | 1.12 | 29/1985 | 3 | 1 | 0 | 0 | 0.0 | 0.6 | 1986 |
May | 0.49 | 3.18 | 1941 | 0.00 | 1942 | 1.25 | 21/1941 | 2 | 1 | 0 | 0 | 0.1 | 3.5 | 1986 |
June | 0.52 | 1.68 | 1918 | 0.00 | 1942 | 0.91 | 22/1918 | 3 | 2 | 0 | 0 | 0.0 | 0.0 | 1918 |
July | 1.68 | 3.50 | 1975 | 0.34 | 1941 | 1.43 | 17/1967 | 7 | 5 | 1 | 0 | 0.0 | 0.0 | 1944 |
August | 2.16 | 4.38 | 1948 | 0.20 | 1950 | 2.28 | 05/1948 | 8 | 6 | 1 | 0 | 0.0 | 0.0 | 1940 |
September | 1.11 | 2.95 | 1983 | 0.00 | 1979 | 1.40 | 07/1919 | 4 | 3 | 1 | 0 | 0.0 | 0.0 | 1918 |
October | 0.74 | 3.00 | 1972 | 0.00 | 1946 | 1.02 | 12/1986 | 3 | 2 | 0 | 0 | 0.3 | 4.0 | 1918 |
November | 0.45 | 3.88 | 1986 | 0.00 | 1941 | 2.00 | 07/1986 | 3 | 1 | 0 | 0 | 1.4 | 12.0 | 1976 |
December | 0.35 | 2.00 | 1987 | 0.00 | 1943 | 1.20 | 13/1967 | 4 | 1 | 0 | 0 | 3.2 | 29.5 | 1987 |
Annual | 8.84 | 16.06 | 1986 | 5.57 | 1978 | 2.28 | 19480805 | 49 | 24 | 4 | 1 | 11.8 | 68.9 | 1987 |
Winter | 1.03 | 4.74 | 1988 | 0.07 | 1981 | 1.57 | 19870219 | 11 | 3 | 0 | 0 | 8.8 | 38.6 | 1987 |
Spring | 1.15 | 5.31 | 1941 | 0.09 | 1974 | 1.25 | 19410521 | 10 | 3 | 0 | 0 | 1.3 | 8.1 | 1984 |
Summer | 4.36 | 7.56 | 1967 | 1.99 | 1950 | 2.28 | 19480805 | 18 | 12 | 2 | 0 | 0.0 | 0.0 | 1966 |
Fall | 2.30 | 7.69 | 1986 | 0.64 | 1950 | 2.00 | 19861107 | 10 | 6 | 1 | 0 | 1.7 | 12.0 | 1976 |
Winter = Dec., Jan., and Feb. | Spring = Mar., Apr., and May | |
Summer = Jun., Jul., and Aug. | Fall = Sep., Oct., and Nov. |