Lewis County Weather in July
Average highs run from 74°F on July 1 to 83°F on July 31, and lows from 46°F to 49°F. Normal precipitation for the month is 0.87 in over about 4 wet days.
July day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
July at a glance
- Average high
- 80°F
- Average low
- 48°F
- Precipitation
- 0.87 in
- Record high
- 108°FJul 27, 1934
- Record low
- 33°FJul 2, 1955
- Chance of a freeze
- 4%
- Days of 90°F or more
- 4.7
- Daylight
- 15 h 43 min to 14 h 51 min
- Cloud cover
- 33%
- Humidity
- 56%
- Dew point
- 49°F
- Wind
- 4.7 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 |
|---|---|---|---|---|---|---|
| Jul 1 | 74°F | 46°F | 96°F 2025 | 37°F 1931 | 22% | 0% |
| Jul 2 | 74°F | 46°F | 96°F 1936 | 33°F 1955 | 21% | 0% |
| Jul 3 | 75°F | 46°F | 94°F 1996 | 34°F 1962 | 21% | 0% |
| Jul 4 | 75°F | 46°F | 94°F 1970 | 39°F 1932 | 20% | 0% |
| Jul 5 | 76°F | 46°F | 94°F 2007 | 36°F 1977 | 20% | 0% |
| Jul 6 | 76°F | 47°F | 94°F 1968 | 37°F 1986 | 19% | 0% |
| Jul 7 | 77°F | 47°F | 93°F 1960 | 34°F 1971 | 19% | 0% |
| Jul 8 | 77°F | 47°F | 99°F 2025 | 33°F 1981 | 18% | 0% |
| Jul 9 | 78°F | 47°F | 99°F 1975 | 40°F 1935 | 18% | 0% |
| Jul 10 | 78°F | 47°F | 98°F 2024 | 38°F 1972 | 17% | 0% |
| Jul 11 | 79°F | 47°F | 99°F 2002 | 39°F 1978 | 17% | 0% |
| Jul 12 | 79°F | 48°F | 103°F 1967 | 40°F 1974 | 17% | 0% |
| Jul 13 | 79°F | 48°F | 102°F 2002 | 38°F 1993 | 16% | 0% |
| Jul 14 | 80°F | 48°F | 101°F 1935 | 40°F 1962 | 16% | 0% |
| Jul 15 | 80°F | 48°F | 100°F 1935 | 41°F 1969 | 16% | 0% |
| Jul 16 | 81°F | 48°F | 99°F 2026 | 36°F 1983 | 15% | 0% |
| Jul 17 | 81°F | 48°F | 98°F 1931 | 39°F 1939 | 15% | 0% |
| Jul 18 | 81°F | 48°F | 101°F 1960 | 38°F 1957 | 15% | 0% |
| Jul 19 | 82°F | 48°F | 98°F 1960 | 38°F 1962 | 15% | 0% |
| Jul 20 | 82°F | 49°F | 107°F 1931 | 41°F 1972 | 14% | 0% |
| Jul 21 | 82°F | 49°F | 103°F 2024 | 40°F 1949 | 14% | 0% |
| Jul 22 | 82°F | 49°F | 101°F 1938 | 37°F 1965 | 14% | 0% |
| Jul 23 | 83°F | 49°F | 103°F 1959 | 39°F 1963 | 14% | 0% |
| Jul 24 | 83°F | 49°F | 101°F 1933 | 42°F 1960 | 14% | 0% |
| Jul 25 | 83°F | 49°F | 104°F 1928 | 41°F 1948 | 13% | 0% |
| Jul 26 | 83°F | 49°F | 100°F 1928 | 39°F 1930 | 13% | 0% |
| Jul 27 | 83°F | 49°F | 108°F 1934 | 41°F 1894 | 13% | 0% |
| Jul 28 | 83°F | 49°F | 101°F 1934 | 36°F 1949 | 13% | 0% |
| Jul 29 | 83°F | 49°F | 99°F 1930 | 38°F 1959 | 13% | 0% |
| Jul 30 | 83°F | 49°F | 101°F 1929 | 42°F 1970 | 13% | 0% |
| Jul 31 | 83°F | 49°F | 98°F 1929 | 41°F 1970 | 13% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PDT).
- July 1
- sunrise 4:58 AM, sunset 8:41 PM
- July 31
- sunrise 5:26 AM, sunset 8:17 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00106424 (Nezperce), public domain. Records: NOAA GHCN-Daily, station USC00103771, 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.