Delta climate

Delta Weather in August

NOAA 1991-2020 normals for Delta, 1.8 km from Delta

Average highs run from 96°F on August 1 to 89°F on August 31, and lows from 59°F to 52°F. Normal precipitation for the month is 0.54 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 Delta, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
93°F
Average low
56°F
Precipitation
0.54 in
Record high
110°FAug 1, 1938
Record low
35°FAug 27, 1992
Chance of a freeze
0%
Days of 90°F or more
24.0
Daylight
14 h 12 min to 13 h 04 min
Cloud cover
39%
Humidity
32%
Dew point
40°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
Aug 196°F59°F110°F 193848°F 195014%0%
Aug 296°F59°F105°F 202046°F 197514%0%
Aug 396°F58°F104°F 202047°F 194414%0%
Aug 496°F58°F104°F 202245°F 197614%0%
Aug 596°F58°F103°F 200146°F 200214%0%
Aug 695°F58°F103°F 202446°F 195014%0%
Aug 795°F58°F105°F 199843°F 199614%0%
Aug 895°F58°F105°F 200140°F 193914%0%
Aug 995°F57°F104°F 194040°F 200214%0%
Aug 1095°F57°F103°F 200341°F 200214%0%
Aug 1195°F57°F106°F 193842°F 200214%0%
Aug 1294°F57°F107°F 193839°F 198514%0%
Aug 1394°F57°F105°F 202542°F 201514%0%
Aug 1494°F56°F105°F 200341°F 200215%0%
Aug 1594°F56°F103°F 202141°F 197815%0%
Aug 1693°F56°F104°F 200239°F 197615%0%
Aug 1793°F56°F103°F 193940°F 200915%0%
Aug 1893°F55°F106°F 200143°F 200915%0%
Aug 1992°F55°F104°F 202037°F 202115%0%
Aug 2092°F55°F103°F 202537°F 198015%0%
Aug 2192°F55°F102°F 202539°F 196415%0%
Aug 2292°F54°F105°F 200939°F 197415%0%
Aug 2391°F54°F102°F 202040°F 196015%0%
Aug 2491°F54°F105°F 201138°F 200215%0%
Aug 2591°F53°F106°F 201139°F 198915%0%
Aug 2690°F53°F102°F 201037°F 199216%0%
Aug 2790°F53°F102°F 202035°F 199216%0%
Aug 2890°F53°F100°F 200937°F 199216%0%
Aug 2989°F52°F100°F 201240°F 196416%0%
Aug 3089°F52°F101°F 200739°F 194216%0%
Aug 3189°F52°F102°F 202237°F 196216%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Delta, 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 6:30 AM, sunset 8:42 PM
August 31
sunrise 6:58 AM, sunset 8:02 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00023162 (Delta), 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.