Delafield climate

Delafield Weather in August

NOAA 1991-2020 normals for Oconomowoc Wwtp, 9.2 km from Delafield

Average highs run from 82°F on August 1 to 79°F on August 31, and lows from 61°F to 57°F. Normal precipitation for the month is 4.17 in over about 10 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 Delafield, 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
60°F
Precipitation
4.17 in
Record high
102°FAug 6, 1918
Record low
35°FAug 28, 1915
Chance of a freeze
0%
Days of 90°F or more
1.5
Daylight
14 h 31 min to 13 h 13 min
Cloud cover
54%
Humidity
74%
Dew point
61°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 182°F61°F96°F 199546°F 192433%0%
Aug 282°F61°F96°F 196443°F 192733%0%
Aug 382°F61°F97°F 193045°F 192033%0%
Aug 482°F61°F100°F 194744°F 191233%0%
Aug 582°F61°F99°F 194747°F 191333%0%
Aug 682°F61°F102°F 191846°F 194833%0%
Aug 782°F61°F97°F 191849°F 194033%0%
Aug 881°F61°F96°F 189443°F 192233%0%
Aug 981°F61°F100°F 193443°F 192233%0%
Aug 1081°F61°F99°F 194449°F 191932%0%
Aug 1181°F61°F97°F 194146°F 193032%0%
Aug 1281°F60°F94°F 191844°F 196732%0%
Aug 1381°F60°F98°F 191844°F 192432%0%
Aug 1481°F60°F97°F 194446°F 196432%0%
Aug 1581°F60°F95°F 194441°F 192932%0%
Aug 1681°F60°F99°F 193745°F 197932%0%
Aug 1781°F60°F98°F 194747°F 192432%0%
Aug 1881°F60°F99°F 194744°F 192432%0%
Aug 1981°F60°F99°F 195542°F 191532%0%
Aug 2080°F60°F99°F 195539°F 195031%0%
Aug 2180°F59°F100°F 195542°F 195031%0%
Aug 2280°F59°F97°F 193644°F 192331%0%
Aug 2380°F59°F99°F 194742°F 192731%0%
Aug 2480°F59°F101°F 194844°F 192031%0%
Aug 2580°F59°F96°F 194840°F 191731%0%
Aug 2680°F59°F96°F 194844°F 194531%0%
Aug 2779°F58°F96°F 195343°F 191531%0%
Aug 2879°F58°F97°F 192635°F 191531%0%
Aug 2979°F58°F98°F 198442°F 193431%0%
Aug 3079°F58°F95°F 193237°F 191531%0%
Aug 3179°F57°F98°F 195338°F 191531%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Delafield, 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 (CDT).

August 1
sunrise 5:44 AM, sunset 8:15 PM
August 31
sunrise 6:17 AM, sunset 7:30 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00476200 (Oconomowoc Wwtp), public domain. Records: NOAA GHCN-Daily, station USC00478937, 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.