Granite County climate

Granite County Weather in August

NOAA 1991-2020 normals for Phillipsburg RS, 14.5 km from Granite County

Average highs run from 84°F on August 1 to 77°F on August 31, and lows from 44°F to 39°F. Normal precipitation for the month is 1.13 in.

August day by day

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

Normal daily high and low temperature at Granite County, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
81°F
Average low
42°F
Precipitation
1.13 in
Snowfall
0.2 in
Record high
102°FAug 27, 1924
Record low
23°FAug 25, 1910
Chance of a freeze
56%
Days of 90°F or more
2.9
Daylight
14 h 49 min to 13 h 21 min
Cloud cover
44%
Humidity
51%
Dew point
41°F
Wind
4.0 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
Aug 184°F44°F95°F 200034°F 20020%
Aug 284°F44°F94°F 200339°F 19230%
Aug 384°F44°F93°F 202437°F 20020%
Aug 483°F44°F92°F 198336°F 19960%
Aug 583°F44°F94°F 198337°F 19240%
Aug 683°F43°F98°F 198337°F 19090%
Aug 783°F43°F96°F 200137°F 19230%
Aug 883°F43°F91°F 199036°F 20250%
Aug 983°F43°F93°F 200038°F 19240%
Aug 1083°F43°F95°F 201835°F 19020%
Aug 1182°F43°F93°F 201837°F 20070%
Aug 1282°F43°F94°F 192431°F 19930%
Aug 1382°F42°F95°F 192337°F 19180%
Aug 1482°F42°F94°F 200331°F 19950%
Aug 1581°F42°F95°F 200333°F 19130%
Aug 1681°F42°F95°F 190335°F 19250%
Aug 1781°F42°F96°F 190633°F 19100%
Aug 1881°F41°F95°F 192331°F 19950%
Aug 1980°F41°F92°F 190331°F 19200%
Aug 2080°F41°F90°F 190334°F 19040%
Aug 2180°F41°F92°F 200535°F 19040%
Aug 2280°F41°F91°F 199534°F 19920%
Aug 2379°F40°F91°F 190128°F 19920%
Aug 2479°F40°F92°F 190130°F 19100%
Aug 2579°F40°F97°F 192623°F 19100%
Aug 2678°F40°F96°F 192430°F 19030%
Aug 2778°F40°F102°F 192434°F 19930%
Aug 2878°F39°F98°F 192431°F 19090%
Aug 2977°F39°F92°F 199830°F 19200%
Aug 3077°F39°F91°F 191528°F 19120%
Aug 3177°F39°F90°F 199131°F 19200%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Granite County, in percent, and of at least 0.1 inch of snowfall.00.10.10.20.21102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MDT).

August 1
sunrise 6:15 AM, sunset 9:04 PM
August 31
sunrise 6:53 AM, sunset 8:14 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00246472 (Phillipsburg RS), public domain. Records: NOAA GHCN-Daily, station USC00240199, 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.