Big Delta climate

Big Delta Weather in August

NOAA 1991-2020 normals for Whitestone Farms, 2.3 km from Big Delta

Average highs run from 70°F on August 1 to 62°F on August 31, and lows from 48°F to 40°F. Normal precipitation for the month is 2.13 in over about 15 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 Big Delta, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
67°F
Average low
44°F
Precipitation
2.13 in
Record high
90°FAug 6, 1994
Record low
22°FAug 24, 1948
Chance of a freeze
38%
Daylight
17 h 55 min to 14 h 37 min
Cloud cover
74%
Humidity
74%
Dew point
43°F
Wind
5.8 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 170°F48°F87°F 197636°F 194049%0%
Aug 270°F47°F85°F 199435°F 194849%0%
Aug 370°F47°F84°F 201038°F 194449%0%
Aug 470°F47°F88°F 197738°F 194449%0%
Aug 569°F47°F87°F 199434°F 194649%0%
Aug 669°F47°F90°F 199433°F 194649%0%
Aug 769°F46°F87°F 199433°F 196949%0%
Aug 869°F46°F83°F 200433°F 196949%0%
Aug 968°F46°F83°F 199434°F 196949%0%
Aug 1068°F46°F85°F 199429°F 196949%0%
Aug 1168°F46°F86°F 198033°F 196949%0%
Aug 1268°F45°F86°F 196033°F 196949%0%
Aug 1368°F45°F85°F 199029°F 196948%0%
Aug 1467°F45°F86°F 199026°F 196948%0%
Aug 1567°F45°F86°F 201027°F 196948%0%
Aug 1667°F44°F84°F 195732°F 200048%0%
Aug 1767°F44°F82°F 199428°F 198148%0%
Aug 1866°F44°F83°F 199432°F 194747%0%
Aug 1966°F44°F81°F 195029°F 199847%0%
Aug 2066°F43°F81°F 197331°F 200947%0%
Aug 2165°F43°F86°F 197731°F 197446%0%
Aug 2265°F43°F84°F 197730°F 197446%0%
Aug 2365°F42°F79°F 197925°F 198646%0%
Aug 2465°F42°F82°F 197922°F 194845%0%
Aug 2564°F42°F80°F 198130°F 201345%0%
Aug 2664°F41°F78°F 198127°F 199145%0%
Aug 2764°F41°F80°F 198129°F 199144%0%
Aug 2863°F41°F82°F 194925°F 199144%0%
Aug 2963°F41°F82°F 194928°F 199143%1%
Aug 3063°F40°F85°F 197425°F 195543%1%
Aug 3162°F40°F77°F 197423°F 198742%1%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Big Delta, in percent, and of at least 0.1 inch of snowfall.010203040501102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (AKDT).

August 1
sunrise 4:51 AM, sunset 10:46 PM
August 31
sunrise 6:24 AM, sunset 9:01 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00509793 (Whitestone Farms), public domain. Records: NOAA GHCN-Daily, station USW00026415, 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.