Washington climate

Washington Weather in July

NOAA 1991-2020 normals for St George, 8.9 km from Washington

Average highs run from 100°F on July 1 to 102°F on July 31, and lows from 69°F to 73°F. Normal precipitation for the month is 0.50 in over about 3 wet days.

July day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Washington, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

July at a glance

Average high
102°F
Average low
72°F
Precipitation
0.50 in
Record high
117°FJul 5, 1985
Record low
41°FJul 3, 1902
Chance of a freeze
0%
Days of 90°F or more
30.5
Daylight
14 h 40 min to 14 h 04 min
Cloud cover
38%
Humidity
27%
Dew point
43°F
Wind
7.4 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.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Jul 1100°F69°F113°F 199444°F 18935%0%
Jul 2101°F69°F112°F 196750°F 18935%0%
Jul 3101°F70°F114°F 198541°F 19026%0%
Jul 4101°F70°F115°F 198544°F 19026%0%
Jul 5101°F70°F117°F 198550°F 19036%0%
Jul 6101°F70°F115°F 198543°F 19026%0%
Jul 7101°F71°F113°F 198544°F 18937%0%
Jul 8102°F71°F114°F 202449°F 18937%0%
Jul 9102°F71°F112°F 198550°F 19037%0%
Jul 10102°F71°F116°F 202150°F 18937%0%
Jul 11102°F71°F117°F 202141°F 18937%0%
Jul 12102°F72°F114°F 202442°F 19108%0%
Jul 13102°F72°F112°F 192548°F 19028%0%
Jul 14102°F72°F112°F 192549°F 19328%0%
Jul 15102°F72°F112°F 192248°F 18938%0%
Jul 16102°F72°F115°F 192550°F 18939%0%
Jul 17102°F72°F114°F 202349°F 19049%0%
Jul 18102°F72°F112°F 199845°F 19039%0%
Jul 19102°F73°F112°F 200549°F 18979%0%
Jul 20102°F73°F116°F 191050°F 18979%0%
Jul 21102°F73°F111°F 191750°F 19029%0%
Jul 22102°F73°F113°F 202355°F 18959%0%
Jul 23102°F73°F112°F 199650°F 189710%0%
Jul 24102°F73°F112°F 193151°F 189710%0%
Jul 25102°F73°F111°F 199648°F 190310%0%
Jul 26102°F73°F112°F 193154°F 191310%0%
Jul 27102°F73°F113°F 189853°F 189610%0%
Jul 28102°F73°F114°F 199549°F 190310%0%
Jul 29102°F73°F115°F 189846°F 190310%0%
Jul 30102°F73°F113°F 199549°F 189610%0%
Jul 31102°F73°F110°F 199651°F 189610%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Washington, in percent, and of at least 0.1 inch of snowfall.02.557.51012.51102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MDT).

July 1
sunrise 6:18 AM, sunset 8:58 PM
July 31
sunrise 6:38 AM, sunset 8:42 PM

Every day of July: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00427516 (St George), public domain. Records: NOAA GHCN-Daily, station USC00427516, 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.