May weather in Dillon, CO
The average temperature in Dillon in May is 41.8°F (25.9°F–57.6°F). Average precipitation: 1.34 inches. Average snowfall is 6.4 inches.
May is a spring month in Dillon, and is warmer than the annual average of 35.5°F. Daily temperatures swing about 31.7°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 14h 11m. For travel, May is cool.
Avg High
57.6°F
Avg Low
25.9°F
Precipitation
1.34 in
Snow
6.4 in
May records in Dillon
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 70.0°F (1992) | 1.9°F (1929) | 0.59 in (1973) |
| May 2 | 68.0°F (1943) | 1.9°F (1953) | 0.74 in (2013) |
| May 3 | 71.1°F (1947) | 1.0°F (1917) | 1.48 in (1934) |
| May 4 | 73.0°F (1947) | -8.0°F (1944) | 0.48 in (1933) |
| May 5 | 75.0°F (1916) | 10.0°F (1942) | 0.97 in (1917) |
| May 6 | 78.1°F (1916) | -8.0°F (1917) | 0.40 in (1973) |
| May 7 | 75.0°F (1944) | 6.1°F (1917) | 0.96 in (1969) |
| May 8 | 71.1°F (1947) | 3.9°F (1938) | 1.15 in (1927) |
| May 9 | 72.0°F (1954) | 3.0°F (1978) | 1.21 in (1943) |
| May 10 | 71.1°F (1940) | 6.1°F (1933) | 0.75 in (1912) |
| May 11 | 71.1°F (1961) | 6.1°F (1953) | 0.49 in (2023) |
| May 12 | 73.9°F (1941) | 7.0°F (1933) | 1.60 in (2023) |
| May 13 | 79.0°F (1962) | 10.0°F (1953) | 0.85 in (1982) |
| May 14 | 73.9°F (1941) | 10.0°F (1933) | 1.88 in (1928) |
| May 15 | 71.1°F (1936) | 10.0°F (1916) | 0.75 in (1932) |
| May 16 | 73.0°F (1944) | 9.0°F (1916) | 0.73 in (1991) |
| May 17 | 73.0°F (1948) | 12.0°F (1961) | 0.62 in (1953) |
| May 18 | 73.9°F (1954) | 12.0°F (1931) | 0.81 in (2017) |
| May 19 | 75.9°F (1954) | 9.0°F (1931) | 0.71 in (2017) |
| May 20 | 75.9°F (1954) | 1.9°F (1930) | 1.54 in (1917) |
| May 21 | 75.0°F (2005) | 12.0°F (1930) | 0.81 in (2019) |
| May 22 | 73.9°F (2005) | 0.0°F (1933) | 0.62 in (1997) |
| May 23 | 75.0°F (1948) | 6.1°F (1930) | 0.42 in (1952) |
| May 24 | 75.0°F (2005) | 17.1°F (1971) | 0.42 in (1947) |
| May 25 | 73.9°F (1942) | 15.1°F (1933) | 0.91 in (1999) |
| May 26 | 79.0°F (1942) | 7.0°F (1950) | 0.51 in (1996) |
| May 27 | 75.9°F (1943) | 15.1°F (1916) | 0.47 in (1924) |
| May 28 | 75.0°F (2003) | 10.9°F (1954) | 0.58 in (1914) |
| May 29 | 78.1°F (2003) | 17.1°F (1955) | 0.54 in (1971) |
| May 30 | 78.1°F (2003) | 12.0°F (1927) | 0.63 in (1997) |
| May 31 | 80.1°F (2002) | 18.0°F (1932) | 0.90 in (1912) |