April weather in Helena, MT
The average temperature in Helena in April is 44.5°F (32.4°F–56.7°F). Average precipitation: 1.02 inches. Average snowfall is 2.9 inches.
April is a spring month in Helena, and is cooler than the annual average of 45.5°F. Daily temperatures swing about 24.3°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 13h 21m. For travel, April is cool.
Avg High
56.7°F
Avg Low
32.4°F
Precipitation
1.02 in
Snow
2.9 in
April records in Helena
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| April 1 | 75.0°F (1966) | 5.0°F (1938) | 0.59 in (2004) |
| April 2 | 75.9°F (1990) | 1.0°F (1954) | 0.64 in (1968) |
| April 3 | 75.9°F (1992) | 9.0°F (2002) | 0.28 in (1975) |
| April 4 | 75.0°F (1960) | 10.0°F (1950) | 0.33 in (2024) |
| April 5 | 77.0°F (1960) | 9.0°F (1975) | 0.75 in (2006) |
| April 6 | 75.0°F (1988) | 5.0°F (1975) | 0.94 in (2006) |
| April 7 | 75.9°F (2005) | 14.0°F (1964) | 0.59 in (1962) |
| April 8 | 80.1°F (2022) | 10.0°F (1982) | 0.43 in (1950) |
| April 9 | 79.0°F (1996) | 12.0°F (1959) | 0.34 in (1940) |
| April 10 | 78.1°F (2023) | 12.9°F (1975) | 0.36 in (1996) |
| April 11 | 75.9°F (1949) | 6.1°F (1940) | 0.71 in (1941) |
| April 12 | 78.1°F (2024) | 9.0°F (1997) | 0.51 in (1986) |
| April 13 | 77.0°F (1940) | 12.0°F (1986) | 0.35 in (2010) |
| April 14 | 78.1°F (1963) | 10.0°F (1986) | 0.27 in (1942) |
| April 15 | 78.1°F (1984) | 12.0°F (1999) | 0.30 in (2016) |
| April 16 | 80.1°F (1994) | 15.3°F (2022) | 0.48 in (2006) |
| April 17 | 80.1°F (1994) | 12.0°F (1964) | 0.25 in (1945) |
| April 18 | 79.0°F (1946) | 9.0°F (1951) | 0.64 in (2003) |
| April 19 | 84.9°F (1962) | 7.0°F (1951) | 0.98 in (1984) |
| April 20 | 84.9°F (1980) | 9.0°F (2008) | 0.54 in (1988) |
| April 21 | 82.0°F (1942) | 6.1°F (2008) | 0.29 in (1947) |
| April 22 | 82.0°F (2012) | 17.1°F (1951) | 0.46 in (2006) |
| April 23 | 82.9°F (2012) | 18.0°F (1972) | 0.82 in (1979) |
| April 24 | 80.1°F (1977) | 16.0°F (2009) | 0.36 in (2021) |
| April 25 | 84.9°F (1946) | 21.0°F (1959) | 0.98 in (1975) |
| April 26 | 81.0°F (1946) | 21.0°F (1961) | 0.73 in (1975) |
| April 27 | 82.9°F (1987) | 21.9°F (1954) | 0.51 in (1999) |
| April 28 | 86.0°F (1939) | 19.0°F (1954) | 0.62 in (1967) |
| April 29 | 86.0°F (1992) | 14.0°F (1954) | 0.34 in (2011) |
| April 30 | 82.9°F (1987) | 19.0°F (1954) | 0.95 in (1951) |