May weather in Vernal, UT
The average temperature in Vernal in May is 56.4°F (42.6°F–70.2°F). Average precipitation: 1.04 inches.
May is a spring month in Vernal, and is warmer than the annual average of 46.9°F. Daily temperatures swing about 27.6°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 14h 15m. For travel, May is a comfortable month to visit.
Avg High
70.2°F
Avg Low
42.6°F
Precipitation
1.04 in
Daylight
14h 15m
May records in Vernal
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 88.0°F (1981) | 19.9°F (1946) | 0.53 in (1944) |
| May 2 | 86.0°F (1947) | 18.0°F (1924) | 1.07 in (1995) |
| May 3 | 87.1°F (1947) | 19.9°F (1964) | 0.86 in (1999) |
| May 4 | 87.1°F (1947) | 19.9°F (1950) | 0.56 in (1950) |
| May 5 | 86.0°F (2000) | 19.9°F (1953) | 0.69 in (1975) |
| May 6 | 84.9°F (1966) | 21.0°F (1950) | 0.77 in (2025) |
| May 7 | 86.0°F (1989) | 19.9°F (1968) | 0.70 in (1921) |
| May 8 | 87.1°F (1974) | 18.0°F (1948) | 0.62 in (1922) |
| May 9 | 87.1°F (1934) | 12.0°F (1948) | 1.21 in (2016) |
| May 10 | 89.1°F (1907) | 24.1°F (1943) | 0.40 in (1985) |
| May 11 | 86.0°F (1934) | 19.0°F (1953) | 0.53 in (1966) |
| May 12 | 89.1°F (1934) | 19.9°F (1953) | 0.62 in (1906) |
| May 13 | 89.1°F (1996) | 19.9°F (1953) | 0.75 in (1928) |
| May 14 | 89.1°F (1936) | 25.0°F (1942) | 0.92 in (1977) |
| May 15 | 87.1°F (1936) | 19.0°F (1916) | 0.63 in (2003) |
| May 16 | 87.1°F (1972) | 19.0°F (1916) | 0.60 in (1928) |
| May 17 | 91.0°F (1970) | 25.0°F (1943) | 1.08 in (2016) |
| May 18 | 91.9°F (1973) | 23.0°F (1971) | 0.43 in (2011) |
| May 19 | 90.0°F (1901) | 24.1°F (1971) | 0.85 in (1938) |
| May 20 | 89.1°F (1913) | 21.9°F (1931) | 0.69 in (1975) |
| May 21 | 89.1°F (1913) | 26.1°F (1916) | 0.90 in (1975) |
| May 22 | 91.0°F (1913) | 27.0°F (1946) | 0.68 in (1917) |
| May 23 | 90.0°F (1913) | 25.0°F (1930) | 0.74 in (1996) |
| May 24 | 93.9°F (1913) | 25.0°F (1927) | 0.79 in (2019) |
| May 25 | 93.9°F (1913) | 27.0°F (1927) | 0.30 in (2015) |
| May 26 | 95.0°F (1913) | 19.0°F (1916) | 0.58 in (1929) |
| May 27 | 96.1°F (1913) | 23.0°F (1916) | 0.65 in (1947) |
| May 28 | 106.0°F (1913) | 21.9°F (1954) | 0.77 in (1953) |
| May 29 | 105.1°F (1913) | 23.0°F (1927) | 0.35 in (1924) |
| May 30 | 100.9°F (1913) | 28.0°F (1953) | 0.90 in (1937) |
| May 31 | 97.0°F (2002) | 28.0°F (1916) | 0.30 in (2011) |