August weather in East Thermopolis, WY
The average temperature in East Thermopolis in August is 72.4°F (55.0°F–89.8°F). Average precipitation: 0.50 inches.
August is a summer month in East Thermopolis, and is warmer than the annual average of 48.6°F. Daily temperatures swing about 34.8°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 13h 48m. For travel, August is hot.
Avg High
89.8°F
Avg Low
55.0°F
Precipitation
0.50 in
Daylight
13h 48m
August records in East Thermopolis
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 104.0°F (1900) | 37.9°F (1950) | 1.06 in (1912) |
| August 2 | 100.0°F (1924) | 42.1°F (1928) | 0.67 in (1909) |
| August 3 | 102.9°F (1902) | 42.1°F (1935) | 0.50 in (1933) |
| August 4 | 102.0°F (1934) | 42.1°F (1937) | 0.80 in (1999) |
| August 5 | 104.0°F (1941) | 43.0°F (1937) | 0.38 in (1997) |
| August 6 | 100.0°F (1949) | 39.0°F (1917) | 0.25 in (2007) |
| August 7 | 102.0°F (2001) | 39.9°F (1917) | 0.57 in (1955) |
| August 8 | 100.0°F (1935) | 41.0°F (1939) | 0.46 in (2020) |
| August 9 | 102.9°F (1940) | 39.9°F (1963) | 0.21 in (2019) |
| August 10 | 105.1°F (2022) | 36.0°F (1939) | 0.65 in (1930) |
| August 11 | 102.9°F (1957) | 37.9°F (1939) | 0.49 in (1941) |
| August 12 | 102.9°F (1938) | 37.9°F (1939) | 1.88 in (1930) |
| August 13 | 102.9°F (2003) | 35.1°F (1963) | 0.70 in (1922) |
| August 14 | 100.9°F (2003) | 37.9°F (1938) | 0.40 in (1936) |
| August 15 | 102.9°F (1909) | 32.0°F (1938) | 0.91 in (1923) |
| August 16 | 100.9°F (1903) | 39.9°F (1910) | 0.17 in (1991) |
| August 17 | 100.0°F (2020) | 37.9°F (1916) | 0.34 in (1960) |
| August 18 | 100.0°F (2020) | 39.0°F (1954) | 0.41 in (2003) |
| August 19 | 100.0°F (2025) | 33.1°F (1920) | 0.36 in (2021) |
| August 20 | 102.9°F (2025) | 34.0°F (1939) | 0.31 in (2021) |
| August 21 | 100.0°F (2025) | 37.0°F (1939) | 0.21 in (1998) |
| August 22 | 100.0°F (1938) | 34.0°F (1924) | 0.40 in (2021) |
| August 23 | 106.0°F (1903) | 34.0°F (1899) | 0.64 in (1903) |
| August 24 | 100.9°F (1917) | 35.1°F (1899) | 0.28 in (1923) |
| August 25 | 100.9°F (2020) | 23.0°F (1910) | 0.56 in (1915) |
| August 26 | 100.0°F (1913) | 27.0°F (1910) | 1.75 in (1933) |
| August 27 | 97.0°F (1922) | 37.0°F (1992) | 1.05 in (1933) |
| August 28 | 100.0°F (1924) | 35.1°F (1931) | 0.55 in (1999) |
| August 29 | 99.0°F (2012) | 25.0°F (1920) | 0.15 in (1962) |
| August 30 | 102.0°F (1954) | 28.9°F (1910) | 0.37 in (2003) |
| August 31 | 102.0°F (1954) | 25.0°F (1920) | 0.15 in (2000) |