Sweetwater County climate

Sweetwater County Weather in July

NOAA 1991-2020 normals for Rock Springs AP, 16.2 km from Sweetwater County

Average highs run from 81°F on July 1 to 85°F on July 31, and lows from 52°F to 56°F. Normal precipitation for the month is 0.47 in over about 5 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 Sweetwater County, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

July at a glance

Average high
84°F
Average low
55°F
Precipitation
0.47 in
Record high
98°FJul 12, 2026
Record low
35°FJul 1, 1968
Chance of a freeze
0%
Days of 90°F or more
6.6
Daylight
15 h 09 min to 14 h 25 min
Cloud cover
45%
Humidity
35%
Dew point
37°F
Wind
9.2 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 181°F52°F95°F 201235°F 196815%0%
Jul 281°F52°F94°F 200740°F 197215%0%
Jul 382°F52°F94°F 200136°F 197215%0%
Jul 482°F52°F96°F 198935°F 197215%0%
Jul 582°F53°F94°F 201738°F 198615%0%
Jul 683°F53°F94°F 198939°F 199315%0%
Jul 783°F53°F95°F 198938°F 195215%0%
Jul 883°F54°F96°F 200241°F 195915%0%
Jul 983°F54°F95°F 197643°F 201015%0%
Jul 1084°F54°F95°F 197642°F 195115%0%
Jul 1184°F54°F96°F 202440°F 195115%0%
Jul 1284°F55°F98°F 202639°F 195115%0%
Jul 1384°F55°F98°F 200242°F 199715%0%
Jul 1484°F55°F97°F 202642°F 195215%0%
Jul 1585°F55°F96°F 200243°F 195815%0%
Jul 1685°F55°F96°F 200646°F 199915%0%
Jul 1785°F56°F97°F 202345°F 195016%0%
Jul 1885°F56°F94°F 199846°F 199316%0%
Jul 1985°F56°F96°F 202142°F 198716%0%
Jul 2085°F56°F95°F 202645°F 199516%0%
Jul 2185°F56°F95°F 200544°F 194916%0%
Jul 2285°F56°F96°F 200739°F 197817%0%
Jul 2385°F56°F96°F 200345°F 195417%0%
Jul 2485°F56°F96°F 202640°F 200417%0%
Jul 2585°F56°F94°F 202644°F 199317%0%
Jul 2685°F56°F98°F 202644°F 197117%0%
Jul 2785°F56°F92°F 201639°F 198117%0%
Jul 2885°F56°F93°F 197545°F 197217%0%
Jul 2985°F56°F95°F 200642°F 197117%0%
Jul 3085°F56°F95°F 196640°F 195018%0%
Jul 3185°F56°F94°F 198842°F 195018%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Sweetwater County, in percent, and of at least 0.1 inch of snowfall.051015201102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MDT).

July 1
sunrise 5:45 AM, sunset 8:54 PM
July 31
sunrise 6:09 AM, sunset 8:34 PM

Every day of July: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00024027 (Rock Springs AP), public domain. Records: NOAA GHCN-Daily, station USW00024027, 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.