Derby climate

Derby Weather in August

NOAA 1991-2020 normals for Denver-Stapleton, 9.4 km from Derby

Average highs run from 90°F on August 1 to 85°F on August 31, and lows from 60°F to 54°F. Normal precipitation for the month is 1.83 in over about 9 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 Derby, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
88°F
Average low
57°F
Precipitation
1.83 in
Record high
110°FAug 2, 2008
Record low
41°FAug 6, 1986
Chance of a freeze
0%
Days of 90°F or more
12.5
Daylight
14 h 14 min to 13 h 05 min
Cloud cover
51%
Humidity
44%
Dew point
45°F
Wind
7.2 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 190°F60°F101°F 200852°F 199231%0%
Aug 290°F60°F110°F 200842°F 198630%0%
Aug 390°F60°F106°F 202648°F 198630%0%
Aug 490°F60°F104°F 202644°F 198630%0%
Aug 589°F59°F101°F 202549°F 199630%0%
Aug 689°F59°F102°F 202241°F 198630%0%
Aug 789°F59°F103°F 200347°F 199630%0%
Aug 889°F59°F103°F 202547°F 199630%0%
Aug 989°F59°F104°F 202651°F 202330%0%
Aug 1089°F59°F104°F 202648°F 198530%0%
Aug 1189°F58°F102°F 202651°F 199629%0%
Aug 1289°F58°F103°F 202648°F 198529%0%
Aug 1388°F58°F98°F 200746°F 200229%0%
Aug 1488°F58°F104°F 200750°F 200429%0%
Aug 1588°F58°F101°F 202546°F 198629%0%
Aug 1688°F57°F103°F 200249°F 199528%0%
Aug 1788°F57°F102°F 202347°F 198528%
Aug 1888°F57°F101°F 202449°F 201528%
Aug 1988°F57°F102°F 202048°F 201528%
Aug 2087°F57°F99°F 201946°F 201627%
Aug 2187°F56°F100°F 200348°F 200427%
Aug 2287°F56°F104°F 202651°F 198727%
Aug 2387°F56°F100°F 200348°F 201526%
Aug 2487°F56°F102°F 202046°F 198526%
Aug 2587°F55°F100°F 202646°F 201626%
Aug 2687°F55°F101°F 201948°F 199225%
Aug 2786°F55°F99°F 200146°F 198725%
Aug 2886°F55°F99°F 201241°F 200425%
Aug 2986°F54°F101°F 202644°F 200425%
Aug 3086°F54°F101°F 199047°F 199224%
Aug 3185°F54°F100°F 200545°F 202024%

Chance of rain

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

August 1
sunrise 5:59 AM, sunset 8:13 PM
August 31
sunrise 6:27 AM, sunset 7:32 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00023062 (Denver-Stapleton), public domain. Records: NOAA GHCN-Daily, station USC00055984, 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.