March weather in Portola, CA
The average temperature in Portola in March is 38.4°F (25.3°F–51.6°F). Average precipitation: 3.57 inches. Average snowfall is 6.4 inches.
March is a spring month in Portola, and is cooler than the annual average of 46.7°F. Daily temperatures swing about 26.3°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 11h 44m. For travel, March is cool.
Avg High
51.6°F
Avg Low
25.3°F
Precipitation
3.57 in
Snow
6.4 in
March records in Portola
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 69.1°F (1986) | -8.0°F (1922) | 1.40 in (1938) |
| March 2 | 70.0°F (1926) | -2.9°F (1966) | 1.65 in (2024) |
| March 3 | 75.9°F (1926) | -4.0°F (1951) | 1.73 in (1995) |
| March 4 | 71.1°F (1950) | 1.0°F (1976) | 2.11 in (1944) |
| March 5 | 69.1°F (1972) | -4.0°F (1922) | 1.28 in (1996) |
| March 6 | 68.0°F (1920) | -6.0°F (1956) | 1.53 in (2016) |
| March 7 | 68.0°F (1979) | 1.9°F (1956) | 1.03 in (2023) |
| March 8 | 70.0°F (1921) | 3.9°F (1985) | 2.00 in (1939) |
| March 9 | 70.0°F (1972) | -9.0°F (1935) | 1.10 in (1995) |
| March 10 | 73.9°F (1921) | -7.1°F (1935) | 3.61 in (1995) |
| March 11 | 75.9°F (1921) | -9.0°F (1917) | 1.91 in (1995) |
| March 12 | 70.0°F (1934) | 7.0°F (1950) | 1.17 in (1967) |
| March 13 | 69.1°F (1934) | 1.0°F (1952) | 1.47 in (1983) |
| March 14 | 75.9°F (1926) | -5.1°F (1918) | 0.99 in (2016) |
| March 15 | 73.9°F (1994) | -8.0°F (1917) | 1.50 in (1920) |
| March 16 | 73.9°F (2007) | -2.9°F (1938) | 2.02 in (2011) |
| March 17 | 72.0°F (1947) | 9.0°F (1933) | 1.68 in (2012) |
| March 18 | 72.0°F (2004) | 7.0°F (1963) | 1.40 in (1952) |
| March 19 | 78.1°F (1926) | 10.0°F (2020) | 1.29 in (1952) |
| March 20 | 84.0°F (1926) | -11.9°F (1952) | 1.10 in (2005) |
| March 21 | 80.1°F (1926) | -8.0°F (1952) | 1.51 in (1995) |
| March 22 | 73.0°F (2004) | -2.9°F (1952) | 1.48 in (2018) |
| March 23 | 78.1°F (1926) | -0.9°F (1952) | 1.42 in (2018) |
| March 24 | 73.9°F (1960) | 5.0°F (1929) | 2.50 in (1950) |
| March 25 | 72.0°F (1960) | 10.0°F (1929) | 1.62 in (1991) |
| March 26 | 73.9°F (2025) | 10.0°F (1995) | 2.14 in (1971) |
| March 27 | 73.9°F (2015) | 10.9°F (2018) | 1.29 in (1985) |
| March 28 | 75.0°F (1966) | 12.0°F (1976) | 0.99 in (1985) |
| March 29 | 75.0°F (1966) | 5.0°F (1938) | 1.20 in (1982) |
| March 30 | 78.1°F (1966) | 8.1°F (1938) | 2.13 in (1974) |
| March 31 | 80.1°F (1966) | 3.0°F (1936) | 1.18 in (1982) |