May weather in Cheyenne, WY
The average temperature in Cheyenne in May is 51.9°F (39.5°F–64.3°F). Average precipitation: 2.53 inches. Average snowfall is 4.0 inches.
May is a spring month in Cheyenne, and is warmer than the annual average of 46.6°F. Daily temperatures swing about 24.8°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 14h 18m. For travel, May is a comfortable month to visit.
Avg High
64.3°F
Avg Low
39.5°F
Precipitation
2.53 in
Snow
4.0 in
May records in Cheyenne
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 78.1°F (2021) | 15.1°F (2013) | 0.38 in (2013) |
| May 2 | 73.0°F (2014) | 9.0°F (2013) | 0.94 in (2018) |
| May 3 | 77.0°F (2004) | 19.9°F (2008) | 0.78 in (2018) |
| May 4 | 80.1°F (2012) | 23.0°F (2024) | 0.18 in (2006) |
| May 5 | 84.9°F (2004) | 28.0°F (2011) | 0.55 in (2007) |
| May 6 | 84.0°F (2004) | 26.1°F (2010) | 0.69 in (2015) |
| May 7 | 82.0°F (2004) | 23.0°F (2010) | 0.82 in (2016) |
| May 8 | 80.1°F (2004) | 25.0°F (2010) | 1.59 in (2015) |
| May 9 | 81.0°F (2004) | 23.0°F (2015) | 1.09 in (2015) |
| May 10 | 78.1°F (2012) | 24.1°F (2015) | 0.82 in (2021) |
| May 11 | 81.0°F (2007) | 24.1°F (2015) | 1.22 in (2014) |
| May 12 | 79.0°F (2007) | 24.1°F (2005) | 0.40 in (2018) |
| May 13 | 81.0°F (2007) | 24.1°F (2014) | 0.25 in (2015) |
| May 14 | 82.9°F (2013) | 28.9°F (2014) | 1.00 in (2010) |
| May 15 | 77.0°F (2019) | 30.9°F (2011) | 0.28 in (2010) |
| May 16 | 80.1°F (2022) | 32.0°F (2016) | 0.47 in (2016) |
| May 17 | 80.1°F (2003) | 32.0°F (2016) | 0.68 in (2019) |
| May 18 | 82.9°F (2009) | 28.0°F (2017) | 1.65 in (2017) |
| May 19 | 84.9°F (2009) | 28.0°F (2017) | 0.70 in (2011) |
| May 20 | 86.0°F (2005) | 28.0°F (2015) | 0.63 in (2019) |
| May 21 | 82.0°F (2005) | 23.0°F (2022) | 0.40 in (2018) |
| May 22 | 84.9°F (2012) | 26.1°F (2022) | 1.13 in (2009) |
| May 23 | 79.0°F (2005) | 33.1°F (2019) | 0.47 in (2011) |
| May 24 | 78.1°F (2006) | 30.0°F (2007) | 0.40 in (2023) |
| May 25 | 81.0°F (2018) | 32.0°F (2004) | 0.33 in (2019) |
| May 26 | 84.0°F (2018) | 34.0°F (2017) | 0.83 in (2008) |
| May 27 | 84.0°F (2022) | 36.0°F (2008) | 1.46 in (2019) |
| May 28 | 84.0°F (2010) | 35.1°F (2005) | 0.88 in (2019) |
| May 29 | 91.9°F (2003) | 33.1°F (2012) | 0.32 in (2007) |
| May 30 | 82.9°F (2003) | 35.1°F (2004) | 0.66 in (2005) |
| May 31 | 84.9°F (2020) | 36.0°F (2005) | 0.28 in (2006) |