May weather in Atascadero, CA
The average temperature in Atascadero in May is °F (°F–°F). Average precipitation: 0.67 inches.
May is a spring month in Atascadero, and is cooler than the annual average of 0°F. Expect about 2 days with precipitation. Daylight averages about 13h 52m.
Avg High
°F
Avg Low
°F
Precipitation
0.67 in
Daylight
13h 52m
May records in Atascadero
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 98.1°F (2014) | 39.9°F (2011) | 0.92 in (1977) |
| May 2 | 96.1°F (2014) | 41.0°F (2011) | 0.77 in (1998) |
| May 3 | 99.0°F (2014) | 36.0°F (1976) | 1.44 in (2003) |
| May 4 | 98.1°F (2013) | 43.0°F (2014) | 0.50 in (2003) |
| May 5 | 98.1°F (2011) | 41.0°F (1976) | 1.54 in (1998) |
| May 6 | 90.0°F (2011) | 39.9°F (2014) | 0.40 in (2005) |
| May 7 | 90.0°F (2012) | 37.9°F (1976) | 0.32 in (2017) |
| May 8 | 93.9°F (2012) | 39.0°F (1976) | 0.75 in (1977) |
| May 9 | 97.0°F (2012) | 39.9°F (1976) | 1.67 in (1977) |
| May 10 | 98.1°F (2012) | 37.0°F (2011) | 0.66 in (1980) |
| May 11 | 91.0°F (2013) | 39.0°F (2011) | 0.04 in (1958) |
| May 12 | 99.0°F (2013) | 39.0°F (2015) | 1.43 in (1957) |
| May 13 | 104.0°F (2013) | 39.0°F (2015) | 0.92 in (1998) |
| May 14 | 99.0°F (2013) | 41.0°F (2012) | 0.18 in (1968) |
| May 15 | 100.9°F (2014) | 44.1°F (2011) | 0.48 in (2011) |
| May 16 | 105.1°F (2014) | 39.9°F (2011) | 1.46 in (1996) |
| May 17 | 100.9°F (2014) | 36.0°F (1976) | 0.81 in (2011) |
| May 18 | 91.9°F (2014) | 39.0°F (1976) | 0.52 in (2020) |
| May 19 | 88.0°F (2012) | 36.0°F (1976) | 3.22 in (1957) |
| May 20 | 91.9°F (2012) | 43.0°F (2011) | 0.38 in (2019) |
| May 21 | 98.1°F (2012) | 46.0°F (1976) | 0.48 in (1957) |
| May 22 | 96.1°F (2012) | 39.0°F (1976) | 1.96 in (2006) |
| May 23 | 96.1°F (2012) | 37.9°F (1976) | 0.01 in (2019) |
| May 24 | 88.0°F (2012) | 39.0°F (1976) | 0.13 in (1990) |
| May 25 | 86.0°F (2012) | 37.0°F (2012) | 0.19 in (1993) |
| May 26 | 93.0°F (2014) | 39.0°F (2012) | 0.03 in (2019) |
| May 27 | 97.0°F (2014) | 46.0°F (2015) | 0.12 in (1964) |
| May 28 | 100.9°F (2014) | 35.1°F (1976) | 1.30 in (1971) |
| May 29 | 99.0°F (2014) | 36.0°F (1976) | 0.70 in (1998) |
| May 30 | 97.0°F (2014) | 43.0°F (1976) | 0.92 in (1948) |
| May 31 | 95.0°F (2012) | 43.0°F (2014) | 0.48 in (1948) |