Waterbury climate

Waterbury Weather in August

NOAA 1991-2020 normals for Worcester 2 W, 14.4 km from Waterbury

Average highs run from 76°F on August 1 to 73°F on August 31, and lows from 58°F to 53°F. Normal precipitation for the month is 4.39 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 Waterbury, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
75°F
Average low
56°F
Precipitation
4.39 in
Record high
97°FAug 2, 1975
Record low
31°FAug 31, 1965
Chance of a freeze
0%
Daylight
14 h 38 min to 13 h 16 min
Cloud cover
61%
Humidity
76%
Dew point
59°F
Wind
4.5 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 176°F58°F94°F 197539°F 196445%0%
Aug 276°F57°F97°F 197537°F 195344%0%
Aug 376°F57°F93°F 198836°F 195344%0%
Aug 476°F57°F93°F 198840°F 196444%0%
Aug 576°F57°F92°F 195537°F 197244%0%
Aug 676°F57°F91°F 200140°F 195144%0%
Aug 776°F57°F89°F 200139°F 196443%0%
Aug 876°F57°F92°F 202243°F 195743%0%
Aug 976°F57°F92°F 200138°F 195543%0%
Aug 1076°F57°F92°F 194942°F 195543%0%
Aug 1175°F57°F91°F 202537°F 196342%0%
Aug 1275°F57°F91°F 202542°F 195042%0%
Aug 1375°F56°F91°F 198839°F 195041%0%
Aug 1475°F56°F90°F 200242°F 196641%0%
Aug 1575°F56°F91°F 196539°F 195041%0%
Aug 1675°F56°F89°F 195940°F 196840%0%
Aug 1775°F56°F90°F 198739°F 197940%0%
Aug 1875°F56°F89°F 200941°F 195340%0%
Aug 1975°F56°F87°F 201538°F 196839%0%
Aug 2075°F55°F88°F 202239°F 195339%0%
Aug 2174°F55°F90°F 195538°F 195339%0%
Aug 2274°F55°F91°F 195539°F 195038%0%
Aug 2374°F55°F84°F 194837°F 198838%0%
Aug 2474°F55°F86°F 195040°F 196538%0%
Aug 2574°F54°F92°F 194836°F 198737%0%
Aug 2674°F54°F93°F 194835°F 198637%0%
Aug 2774°F54°F91°F 195236°F 195436%0%
Aug 2873°F54°F92°F 195238°F 195736%0%
Aug 2973°F54°F91°F 197736°F 195536%0%
Aug 3073°F53°F90°F 195334°F 196535%0%
Aug 3173°F53°F89°F 199331°F 196535%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Waterbury, 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 5:38 AM, sunset 8:16 PM
August 31
sunrise 6:13 AM, sunset 7:29 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00439988 (Worcester 2 W), public domain. Records: NOAA GHCN-Daily, station USW00094705, 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.