South Windham climate

South Windham Weather in August

NOAA 1991-2020 normals for Willimantic Windham AP, 7 km from South Windham

Average highs run from 82°F on August 1 to 79°F on August 31, and lows from 62°F to 58°F. Normal precipitation for the month is 4.37 in over about 13 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 South Windham, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
81°F
Average low
60°F
Precipitation
4.37 in
Record high
101°FAug 9, 2001
Record low
45°FAug 21, 2000
Chance of a freeze
0%
Days of 90°F or more
2.7
Daylight
14 h 23 min to 13 h 09 min
Cloud cover
53%
Humidity
75%
Dew point
62°F
Wind
4.7 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°F62°F94°F 200651°F 202141%0%
Aug 282°F62°F96°F 200651°F 202341%0%
Aug 382°F62°F95°F 200652°F 202541%0%
Aug 482°F62°F93°F 202254°F 201641%0%
Aug 582°F62°F94°F 200551°F 201341%0%
Aug 682°F62°F93°F 202249°F 201341%0%
Aug 782°F62°F97°F 200148°F 200441%0%
Aug 882°F62°F96°F 200149°F 200441%0%
Aug 982°F62°F101°F 200150°F 200241%0%
Aug 1082°F61°F94°F 200148°F 199941%0%
Aug 1182°F61°F91°F 200548°F 200741%0%
Aug 1282°F61°F94°F 202147°F 200641%0%
Aug 1381°F61°F97°F 200547°F 200641%0%
Aug 1481°F61°F96°F 200250°F 200641%0%
Aug 1581°F61°F91°F 201549°F 201341%0%
Aug 1681°F61°F92°F 200251°F 201341%0%
Aug 1781°F60°F92°F 200252°F 201341%0%
Aug 1881°F60°F94°F 200248°F 200041%0%
Aug 1981°F60°F91°F 200248°F 200741%0%
Aug 2081°F60°F91°F 202247°F 200841%0%
Aug 2181°F60°F91°F 200945°F 200041%0%
Aug 2281°F60°F90°F 200349°F 200041%0%
Aug 2380°F59°F89°F 202051°F 201641%0%
Aug 2480°F59°F89°F 202047°F 200341%0%
Aug 2580°F59°F89°F 202050°F 200441%0%
Aug 2680°F59°F92°F 202147°F 200441%0%
Aug 2780°F59°F92°F 202147°F 200841%0%
Aug 2880°F58°F94°F 201845°F 202542%0%
Aug 2979°F58°F94°F 201849°F 200342%0%
Aug 3079°F58°F90°F 201050°F 201242%0%
Aug 3179°F58°F94°F 201050°F 200242%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at South Windham, 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 (EDT).

August 1
sunrise 5:43 AM, sunset 8:06 PM
August 31
sunrise 6:14 AM, sunset 7:23 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00054767 (Willimantic Windham AP), public domain. Records: NOAA GHCN-Daily, station USW00054767, 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.