May weather in Sierra Vista, AZ
The average temperature in Sierra Vista in May is 67.7°F (50.4°F–85.0°F). Average precipitation: 0.20 inches.
May is a spring month in Sierra Vista, and is warmer than the annual average of 61.6°F. Daily temperatures swing about 34.6°F between overnight low and afternoon high. Expect about 1 days with precipitation. Daylight averages about 13h 37m. For travel, May is a comfortable month to visit.
Avg High
85.0°F
Avg Low
50.4°F
Precipitation
0.20 in
Daylight
13h 37m
May records in Sierra Vista
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 96.1°F (2020) | 39.9°F (2017) | 0.00 in (1982) |
| May 2 | 91.0°F (2020) | 37.9°F (1988) | 0.26 in (1982) |
| May 3 | 93.0°F (1989) | 35.1°F (2018) | 0.11 in (1990) |
| May 4 | 91.9°F (1989) | 42.1°F (1990) | 0.03 in (1992) |
| May 5 | 95.0°F (1989) | 39.0°F (2023) | 0.17 in (1992) |
| May 6 | 98.1°F (2017) | 39.0°F (1995) | 1.25 in (1987) |
| May 7 | 98.1°F (1989) | 39.9°F (2025) | 0.00 in (1982) |
| May 8 | 98.1°F (1989) | 37.9°F (1995) | 0.03 in (1992) |
| May 9 | 96.1°F (2018) | 39.9°F (2017) | 0.10 in (1987) |
| May 10 | 97.0°F (2018) | 35.1°F (2017) | 0.25 in (2012) |
| May 11 | 97.0°F (1996) | 37.9°F (2023) | 0.01 in (2017) |
| May 12 | 96.1°F (1996) | 41.0°F (1989) | 0.05 in (2019) |
| May 13 | 96.1°F (1996) | 39.9°F (2019) | 0.19 in (2019) |
| May 14 | 96.1°F (2000) | 43.0°F (2008) | 0.00 in (1982) |
| May 15 | 97.0°F (2000) | 43.0°F (2025) | 0.50 in (1993) |
| May 16 | 98.1°F (2022) | 46.0°F (2021) | 0.50 in (1993) |
| May 17 | 96.1°F (2003) | 37.9°F (2017) | 0.05 in (2006) |
| May 18 | 93.9°F (1996) | 45.0°F (2019) | 0.20 in (1992) |
| May 19 | 93.9°F (1986) | 44.1°F (2019) | 0.36 in (2001) |
| May 20 | 99.0°F (2005) | 43.0°F (2017) | 0.27 in (1987) |
| May 21 | 100.9°F (2005) | 37.9°F (2019) | 0.12 in (1992) |
| May 22 | 100.9°F (2005) | 44.1°F (2020) | 0.10 in (2009) |
| May 23 | 98.1°F (2005) | 41.0°F (2021) | 0.24 in (2008) |
| May 24 | 99.0°F (1984) | 39.9°F (2019) | 0.33 in (1992) |
| May 25 | 99.0°F (1984) | 45.0°F (2019) | 0.25 in (2005) |
| May 26 | 97.0°F (1984) | 46.0°F (2003) | 0.03 in (1992) |
| May 27 | 99.0°F (2022) | 44.1°F (2018) | 0.04 in (1992) |
| May 28 | 98.1°F (2000) | 39.9°F (2019) | 0.30 in (2005) |
| May 29 | 100.0°F (2020) | 43.0°F (2019) | 0.29 in (2003) |
| May 30 | 100.9°F (2020) | 45.0°F (2016) | 0.60 in (1986) |
| May 31 | 102.0°F (2002) | 45.0°F (1988) | 0.34 in (1992) |