Custer climate

Custer Weather in July

NOAA 1991-2020 normals for Custer, 1.3 km from Custer

Average highs run from 77°F on July 1 to 80°F on July 31, and lows from 54°F to 57°F. Normal precipitation for the month is 3.16 in over about 11 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 Custer, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

July at a glance

Average high
80°F
Average low
56°F
Precipitation
3.16 in
Record high
99°FJul 30, 2006
Record low
37°FJul 30, 2009
Chance of a freeze
0%
Days of 90°F or more
2.5
Daylight
15 h 24 min to 14 h 37 min
Cloud cover
47%
Humidity
55%
Dew point
49°F
Wind
5.6 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 177°F54°F91°F 200742°F 199937%0%
Jul 278°F54°F89°F 201246°F 201337%0%
Jul 378°F54°F92°F 201244°F 202436%0%
Jul 478°F54°F88°F 199942°F 202336%0%
Jul 578°F55°F95°F 201741°F 202336%0%
Jul 679°F55°F92°F 200738°F 200436%0%
Jul 779°F55°F97°F 200742°F 201035%0%
Jul 879°F55°F90°F 200543°F 201035%0%
Jul 979°F56°F95°F 201745°F 201035%0%
Jul 1079°F56°F89°F 201640°F 199935%0%
Jul 1180°F56°F92°F 202442°F 202535%0%
Jul 1280°F56°F91°F 202438°F 202535%0%
Jul 1380°F56°F95°F 200338°F 200835%0%
Jul 1480°F57°F94°F 202448°F 200835%0%
Jul 1580°F57°F97°F 200646°F 201035%0%
Jul 1680°F57°F96°F 200548°F 202535%0%
Jul 1780°F57°F92°F 201146°F 202535%0%
Jul 1880°F57°F97°F 200644°F 200535%0%
Jul 1981°F57°F97°F 201249°F 200035%0%
Jul 2081°F57°F95°F 201646°F 200935%0%
Jul 2181°F57°F94°F 200742°F 200935%0%
Jul 2281°F57°F91°F 202145°F 200935%0%
Jul 2381°F57°F95°F 200546°F 200435%0%
Jul 2481°F57°F95°F 200345°F 200435%0%
Jul 2581°F58°F96°F 202444°F 200435%0%
Jul 2681°F58°F93°F 202640°F 200535%0%
Jul 2781°F57°F96°F 202140°F 200535%0%
Jul 2881°F57°F97°F 200644°F 200434%0%
Jul 2980°F57°F97°F 200641°F 200934%0%
Jul 3080°F57°F99°F 200637°F 200934%0%
Jul 3180°F57°F94°F 200240°F 200934%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Custer, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MDT).

July 1
sunrise 5:16 AM, sunset 8:40 PM
July 31
sunrise 5:42 AM, sunset 8:19 PM

Every day of July: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00392087 (Custer), public domain. Records: NOAA GHCN-Daily, station USW00094032, 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.