February weather in Portola Valley, CA
The average temperature in Portola Valley in February is 47.7°F (40.3°F–55.1°F). Average precipitation: 7.97 inches.
February is a winter month in Portola Valley, and is cooler than the annual average of 57.1°F. Daily temperatures swing about 14.8°F between overnight low and afternoon high. Expect about 14 days with precipitation. Daylight averages about 10h 37m. For travel, February is a wet month.
Avg High
55.1°F
Avg Low
40.3°F
Precipitation
7.97 in
Daylight
10h 37m
February records in Portola Valley
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| February 1 | 69.1°F (2013) | 32.0°F (1999) | 0.99 in (2025) |
| February 2 | 69.1°F (2015) | 33.1°F (1999) | 2.54 in (2019) |
| February 3 | 72.0°F (2015) | 30.0°F (2020) | 5.20 in (1998) |
| February 4 | 79.0°F (2026) | 32.0°F (2014) | 3.58 in (2025) |
| February 5 | 75.9°F (2026) | 30.0°F (2019) | 1.40 in (2010) |
| February 6 | 71.1°F (2026) | 32.0°F (2019) | 3.52 in (2015) |
| February 7 | 73.9°F (2018) | 30.9°F (2001) | 3.22 in (2017) |
| February 8 | 73.0°F (2016) | 30.9°F (2001) | 1.96 in (2015) |
| February 9 | 78.1°F (2016) | 30.9°F (2024) | 2.56 in (1999) |
| February 10 | 71.1°F (2006) | 30.0°F (1999) | 1.33 in (2001) |
| February 11 | 72.0°F (2006) | 28.9°F (1999) | 1.75 in (2007) |
| February 12 | 77.0°F (2022) | 32.0°F (1999) | 1.90 in (2000) |
| February 13 | 77.0°F (2022) | 30.0°F (2001) | 4.61 in (2025) |
| February 14 | 73.9°F (2015) | 30.0°F (2001) | 5.10 in (2000) |
| February 15 | 71.1°F (2015) | 30.0°F (2023) | 1.14 in (2005) |
| February 16 | 79.0°F (2016) | 28.9°F (2006) | 3.48 in (2009) |
| February 17 | 64.9°F (1997) | 32.0°F (2006) | 2.53 in (1999) |
| February 18 | 68.0°F (2022) | 28.0°F (2006) | 2.10 in (2004) |
| February 19 | 68.0°F (2015) | 28.9°F (2018) | 1.24 in (1996) |
| February 20 | 68.0°F (2015) | 28.0°F (2018) | 3.87 in (2017) |
| February 21 | 66.9°F (2014) | 30.9°F (2022) | 1.40 in (1999) |
| February 22 | 70.0°F (2002) | 28.9°F (2018) | 2.25 in (1998) |
| February 23 | 69.1°F (2016) | 27.0°F (2018) | 1.89 in (2000) |
| February 24 | 71.1°F (2014) | 28.9°F (2017) | 1.26 in (2008) |
| February 25 | 71.1°F (2016) | 30.9°F (2023) | 1.37 in (2008) |
| February 26 | 73.0°F (2020) | 32.0°F (2018) | 2.50 in (2004) |
| February 27 | 77.0°F (2025) | 30.9°F (2007) | 1.67 in (2000) |
| February 28 | 75.9°F (2026) | 30.9°F (2007) | 2.21 in (2014) |
| February 29 | 72.0°F (2016) | 30.9°F (2012) | 1.30 in (2012) |