Helena Weather in June
Average highs run from 85°F on June 1 to 90°F on June 30, and lows from 66°F to 72°F. Normal precipitation for the month is 3.48 in over about 6 wet days.
June day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
June at a glance
- Average high
- 88°F
- Average low
- 70°F
- Precipitation
- 3.48 in
- Record high
- 107°FJun 19, 1953
- Record low
- 48°FJun 16, 1917
- Chance of a freeze
- 0%
- Days of 90°F or more
- 17.4
- Daylight
- 14 h 19 min to 14 h 26 min
- Cloud cover
- 52%
- Humidity
- 72%
- Dew point
- 68°F
- Wind
- 6.9 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Jun 1 | 85°F | 66°F | 102°F 1951 | 52°F 1930 | 23% | 0% |
| Jun 2 | 86°F | 67°F | 101°F 1934 | 53°F 1956 | 22% | 0% |
| Jun 3 | 86°F | 67°F | 101°F 1911 | 53°F 1907 | 22% | 0% |
| Jun 4 | 86°F | 67°F | 99°F 1894 | 52°F 1929 | 22% | 0% |
| Jun 5 | 86°F | 68°F | 99°F 1977 | 52°F 1946 | 22% | 0% |
| Jun 6 | 87°F | 68°F | 101°F 1977 | 49°F 1894 | 21% | 0% |
| Jun 7 | 87°F | 68°F | 102°F 1953 | 52°F 1894 | 21% | 0% |
| Jun 8 | 87°F | 68°F | 100°F 1952 | 52°F 1916 | 21% | 0% |
| Jun 9 | 87°F | 68°F | 103°F 1953 | 50°F 1915 | 21% | 0% |
| Jun 10 | 87°F | 69°F | 103°F 1953 | 55°F 1915 | 20% | 0% |
| Jun 11 | 88°F | 69°F | 105°F 1953 | 53°F 1913 | 20% | 0% |
| Jun 12 | 88°F | 69°F | 103°F 1953 | 50°F 1913 | 20% | 0% |
| Jun 13 | 88°F | 69°F | 105°F 1953 | 50°F 1913 | 20% | 0% |
| Jun 14 | 88°F | 70°F | 102°F 1952 | 54°F 1918 | 19% | 0% |
| Jun 15 | 88°F | 70°F | 102°F 1953 | 50°F 1933 | 19% | 0% |
| Jun 16 | 89°F | 70°F | 104°F 1936 | 48°F 1917 | 19% | 0% |
| Jun 17 | 89°F | 70°F | 105°F 1953 | 49°F 1917 | 19% | 0% |
| Jun 18 | 89°F | 70°F | 105°F 1953 | 54°F 2019 | 19% | 0% |
| Jun 19 | 89°F | 71°F | 107°F 1953 | 59°F 1917 | 19% | 0% |
| Jun 20 | 89°F | 71°F | 107°F 1936 | 56°F 1912 | 19% | 0% |
| Jun 21 | 89°F | 71°F | 105°F 1953 | 58°F 1912 | 19% | 0% |
| Jun 22 | 89°F | 71°F | 104°F 1953 | 53°F 1990 | 19% | 0% |
| Jun 23 | 89°F | 71°F | 101°F 1943 | 57°F 1992 | 19% | 0% |
| Jun 24 | 89°F | 71°F | 102°F 1953 | 57°F 1992 | 18% | 0% |
| Jun 25 | 90°F | 71°F | 103°F 1937 | 56°F 1974 | 18% | 0% |
| Jun 26 | 90°F | 72°F | 103°F 1954 | 56°F 1928 | 18% | 0% |
| Jun 27 | 90°F | 72°F | 105°F 1952 | 60°F 1908 | 18% | 0% |
| Jun 28 | 90°F | 72°F | 106°F 1954 | 57°F 1974 | 18% | 0% |
| Jun 29 | 90°F | 72°F | 103°F 1931 | 54°F 1926 | 18% | 0% |
| Jun 30 | 90°F | 72°F | 103°F 1914 | 53°F 1923 | 18% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CDT).
- June 1
- sunrise 5:51 AM, sunset 8:10 PM
- June 30
- sunrise 5:53 AM, sunset 8:19 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00033242 (Helena), public domain. Records: NOAA GHCN-Daily, station USC00221707, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.