Deer Lodge, MT
Montana · Records since 1893–2026
Records for August 11
🔥 Record High
August 11, 1984
+14° from 81° normal❄ Record Low
August 11, 2013
-20° from 44° normalAll-Time Records — Deer Lodge
Top 10 Record Highs — August 11
| # | Temp | Date |
|---|---|---|
| 🏆 | 95°F | August 11, 1984 |
| 2 | 95°F | August 11, 1940 |
| 3 | 94°F | August 11, 1931 |
| 4 | 92°F | August 11, 2014 |
| 5 | 92°F | August 11, 2003 |
| 6 | 92°F | August 11, 1972 |
| 7 | 91°F | August 11, 1988 |
| 8 | 91°F | August 11, 1961 |
| 9 | 91°F | August 11, 1942 |
| 10 | 91°F | August 11, 1933 |
Top 5 Record Lows — August 11
| # | Temp | Date |
|---|---|---|
| 🥶 | 24°F | August 11, 2013 |
| 2 | 28°F | August 11, 1977 |
| 3 | 33°F | August 11, 1899 |
| 4 | 34°F | August 11, 2016 |
| 5 | 35°F | August 11, 2006 |
Heat Wave Summary — Deer Lodge
threshold: 89°F (90th percentile of historical Jun–Aug highs)2026 Daily High Temperature vs Normal
Year to date118 of 175 days with data were above the 1991–2020 normal high for their date.
Days ≥ 90°F Per Year
1899–2026Average Daily High by Decade
Full year · complete decades only
Longest Heat Waves — Deer Lodge
| # | Dates | Days | Peak | Avg High | Avg Overnight Low |
|---|---|---|---|---|---|
| 🏆 | Jul 15, 1901 – Jul 26, 1901 | 12 | 108°F (Jul 22) | 98°F | 64°F |
| 2 | Jun 18, 1919 – Jun 27, 1919 | 10 | 100°F (Jun 25) | 94°F | 45°F |
| 3 | Jul 8, 1919 – Jul 17, 1919 | 10 | 100°F (Jul 9) | 95°F | 41°F |
| 4 | Jul 17, 1931 – Jul 26, 1931 | 10 | 98°F (Jul 21) | 94°F | 50°F |
| 5 | Jul 30, 1961 – Aug 7, 1961 | 9 | 100°F (Aug 4) | 93°F | 42°F |
| 6 | Aug 8, 1971 – Aug 16, 1971 | 9 | 96°F (Aug 15) | 91°F | 46°F |
| 7 | Jul 29, 1901 – Aug 5, 1901 | 8 | 104°F (Jul 30) | 96°F | 64°F |
| 8 | Jul 27, 1919 – Aug 3, 1919 | 8 | 103°F (Aug 3) | 96°F | 44°F |
| 9 | Jul 18, 2024 – Jul 25, 2024 | 8 | 98°F (Jul 23) | 93°F | 48°F |
| 10 | Jul 30, 1949 – Aug 6, 1949 | 8 | 96°F (Aug 5) | 92°F | 50°F |
Heat Waves Per Year
Warm Summer Nights (Jun–Aug)
Nights where the overnight low exceeded the 1991–2020 normal low
Above-Normal Summer Nights Per Year
Average June–August Low by Decade
Overnight lows · complete decades only
Precipitation
Actual vs. 1991–2020 full-month and full-season normals
Monthly Precipitation — Last 24 Months
Blue = actual · dashed line = monthly normal
Annual Precipitation Per Year (1970–2026)
Blue = above average · tan = below average · gold = 2026 (partial)
Heavy Rain Days Per Year (≥ 1.0")
Compare year-to-year changes in days with heavy rainfall (≥ 1.0")
Month in Review — June 2026
Average temperature · June 2026
277th-warmest month on record
67th-warmest June of 91 on record
-0.9° vs. 55.3° average (1991–2020)Average June Temperature by Year
1899–2026 · 2026 highlighted
Warmest Junes on Record
| # | Year | Avg Temp |
|---|---|---|
| 1 | 1933 | 62.2°F |
| 2 | 1940 | 61.5°F |
| 3 | 1936 | 61.0°F |
| 4 | 1931 | 60.8°F |
| 5 | 1919 | 60.7°F |
| 6 | 1961 | 60.4°F |
| 7 | 2021 | 60.4°F |
| 8 | 1922 | 60.3°F |
| 9 | 1986 | 60.2°F |
| 10 | 1974 | 60.0°F |
Warmest Months on Record (Any Month)
| # | Month | Avg Temp |
|---|---|---|
| 1 | July 1936 | 69.8°F |
| 2 | July 2007 | 68.2°F |
| 3 | July 2021 | 67.3°F |
| 4 | July 1940 | 67.2°F |
| 5 | August 1971 | 67.1°F |
| 6 | July 1919 | 67.0°F |
| 7 | July 1937 | 66.9°F |
| 8 | July 1954 | 66.8°F |
| 9 | August 1929 | 66.5°F |
| 10 | August 2022 | 66.5°F |
Nearby Stations — June 2026
How the same month ranked at the closest reporting stations
| Station | Avg Temp | June Rank |
|---|---|---|
| Deer Lodge, MT | 54.5°F | 67th of 91 |
| Helena, MT | 59.6°F | 86th of 147 |
| Missoula, MT | 59.4°F | 69th of 126 |
| Salmon, ID | 62.4°F | 37th of 102 |
| Challis, ID | 60.5°F | 53rd of 107 |