Millard County climate

Millard County Weather in August

NOAA 1991-2020 normals for Black Rock, 42.7 km from Millard County

Average highs run from 95°F on August 1 to 88°F on August 31, and lows from 57°F to 50°F. Normal precipitation for the month is 0.73 in over about 5 wet days.

August day by day

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

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

August at a glance

Average high
92°F
Average low
54°F
Precipitation
0.73 in
Record high
110°FAug 1, 1938
Record low
35°FAug 27, 1992
Chance of a freeze
1%
Days of 90°F or more
20.8
Daylight
14 h 11 min to 13 h 04 min
Cloud cover
39%
Humidity
31%
Dew point
40°F
Wind
8.1 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 195°F57°F110°F 193848°F 195016%0%
Aug 295°F57°F105°F 202046°F 197516%0%
Aug 394°F57°F104°F 202047°F 194416%0%
Aug 494°F57°F104°F 202245°F 197616%0%
Aug 594°F56°F103°F 200146°F 200216%0%
Aug 694°F56°F103°F 202446°F 195016%0%
Aug 794°F56°F105°F 199843°F 199616%0%
Aug 894°F56°F105°F 200140°F 193916%0%
Aug 994°F56°F104°F 194040°F 200215%0%
Aug 1093°F56°F103°F 200341°F 200215%0%
Aug 1193°F55°F106°F 193842°F 200215%0%
Aug 1293°F55°F107°F 193839°F 198515%0%
Aug 1393°F55°F105°F 202542°F 201515%0%
Aug 1493°F55°F105°F 200341°F 200215%0%
Aug 1592°F54°F103°F 202141°F 197815%0%
Aug 1692°F54°F104°F 200239°F 197615%0%
Aug 1792°F54°F103°F 193940°F 200915%0%
Aug 1892°F54°F106°F 200143°F 200915%0%
Aug 1992°F53°F104°F 202037°F 202115%0%
Aug 2091°F53°F103°F 202537°F 198015%0%
Aug 2191°F53°F102°F 202539°F 196415%0%
Aug 2291°F53°F105°F 200939°F 197415%0%
Aug 2391°F52°F102°F 202040°F 196015%0%
Aug 2490°F52°F105°F 201138°F 200215%0%
Aug 2590°F52°F106°F 201139°F 198915%0%
Aug 2690°F51°F102°F 201037°F 199215%0%
Aug 2790°F51°F102°F 202035°F 199215%0%
Aug 2889°F51°F100°F 200937°F 199215%0%
Aug 2989°F50°F100°F 201240°F 196414%0%
Aug 3089°F50°F101°F 200739°F 194214%0%
Aug 3188°F50°F102°F 202237°F 196214%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Millard 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).

August 1
sunrise 6:33 AM, sunset 8:44 PM
August 31
sunrise 7:00 AM, sunset 8:04 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00420730 (Black Rock), public domain. Records: NOAA GHCN-Daily, station USW00023162, 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.