Libby Weather in August
Average highs run from 93°F on August 1 to 85°F on August 31, and lows from 50°F to 44°F. Normal precipitation for the month is 0.74 in over about 5 wet days.
August day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
August at a glance
- Average high
- 90°F
- Average low
- 47°F
- Precipitation
- 0.74 in
- Record high
- 105°FAug 11, 2018
- Record low
- 28°FAug 24, 1910
- Chance of a freeze
- 5%
- Days of 90°F or more
- 15.9
- Daylight
- 15 h 02 min to 13 h 26 min
- Cloud cover
- 45%
- Humidity
- 56%
- Dew point
- 45°F
- Wind
- 3.8 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 |
|---|---|---|---|---|---|---|
| Aug 1 | 93°F | 50°F | 101°F 2020 | 36°F 1945 | 18% | 0% |
| Aug 2 | 93°F | 50°F | 99°F 2014 | 38°F 1945 | 18% | 0% |
| Aug 3 | 93°F | 50°F | 101°F 1961 | 40°F 2008 | 18% | 0% |
| Aug 4 | 92°F | 50°F | 98°F 1939 | 35°F 1980 | 18% | 0% |
| Aug 5 | 92°F | 49°F | 98°F 1971 | 38°F 1909 | 18% | 0% |
| Aug 6 | 92°F | 49°F | 96°F 2016 | 34°F 1909 | 18% | 0% |
| Aug 7 | 92°F | 49°F | 96°F 1945 | 39°F 1980 | 18% | 0% |
| Aug 8 | 92°F | 49°F | 97°F 1972 | 39°F 1911 | 18% | 0% |
| Aug 9 | 92°F | 49°F | 98°F 1978 | 37°F 1914 | 18% | 0% |
| Aug 10 | 92°F | 49°F | 98°F 1941 | 38°F 1911 | 18% | 0% |
| Aug 11 | 91°F | 49°F | 105°F 2018 | 40°F 1909 | 18% | 0% |
| Aug 12 | 91°F | 48°F | 98°F 1977 | 37°F 1912 | 18% | 0% |
| Aug 13 | 91°F | 48°F | 100°F 2015 | 38°F 1912 | 18% | 0% |
| Aug 14 | 91°F | 48°F | 101°F 1994 | 37°F 1949 | 18% | 0% |
| Aug 15 | 90°F | 48°F | 99°F 2023 | 36°F 1913 | 18% | 0% |
| Aug 16 | 90°F | 48°F | 102°F 2023 | 34°F 1910 | 18% | 0% |
| Aug 17 | 90°F | 47°F | 102°F 2023 | 36°F 1969 | 18% | 0% |
| Aug 18 | 89°F | 47°F | 100°F 1977 | 34°F 1907 | 18% | 0% |
| Aug 19 | 89°F | 47°F | 98°F 2022 | 34°F 1907 | 18% | 0% |
| Aug 20 | 89°F | 47°F | 97°F 2020 | 35°F 1945 | 18% | 0% |
| Aug 21 | 88°F | 47°F | 97°F 2026 | 31°F 1945 | 19% | 0% |
| Aug 22 | 88°F | 46°F | 100°F 2026 | 35°F 1911 | 19% | 0% |
| Aug 23 | 88°F | 46°F | 96°F 1970 | 39°F 1962 | 19% | 0% |
| Aug 24 | 87°F | 46°F | 97°F 1958 | 28°F 1910 | 19% | 0% |
| Aug 25 | 87°F | 46°F | 99°F 1958 | 28°F 1910 | 19% | 0% |
| Aug 26 | 87°F | 45°F | 99°F 2025 | 34°F 1910 | 20% | 0% |
| Aug 27 | 86°F | 45°F | 98°F 2026 | 34°F 1910 | 20% | 0% |
| Aug 28 | 86°F | 45°F | 96°F 1999 | 30°F 1909 | 20% | 0% |
| Aug 29 | 85°F | 45°F | 97°F 1915 | 32°F 1980 | 20% | 0% |
| Aug 30 | 85°F | 45°F | 95°F 2011 | 32°F 1912 | 20% | 0% |
| Aug 31 | 85°F | 44°F | 94°F 2022 | 33°F 1991 | 21% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MDT).
- August 1
- sunrise 6:17 AM, sunset 9:19 PM
- August 31
- sunrise 6:59 AM, sunset 8:25 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00245015 (Libby 1 Ne RS), public domain. Records: NOAA GHCN-Daily, station USC00101079, 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.