Sunapee climate

Sunapee Weather in August

NOAA 1991-2020 normals for Mt Sunapee, 6.2 km from Sunapee

Average highs run from 79°F on August 1 to 75°F on August 31, and lows from 59°F to 55°F. Normal precipitation for the month is 3.66 in over about 11 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 Sunapee, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
77°F
Average low
57°F
Precipitation
3.66 in
Record high
98°FAug 4, 2022
Record low
30°FAug 31, 1965
Chance of a freeze
0%
Daylight
14 h 32 min to 13 h 14 min
Cloud cover
57%
Humidity
82%
Dew point
60°F
Wind
3.8 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 179°F59°F96°F 197538°F 196440%0%
Aug 279°F59°F97°F 197545°F 198740%0%
Aug 378°F59°F96°F 198844°F 196440%0%
Aug 478°F59°F98°F 202241°F 196440%0%
Aug 578°F59°F93°F 198841°F 197239%0%
Aug 678°F59°F94°F 202243°F 196439%0%
Aug 778°F59°F94°F 200141°F 196439%0%
Aug 878°F58°F96°F 202245°F 200939%0%
Aug 978°F58°F96°F 200143°F 196438%0%
Aug 1078°F58°F94°F 197340°F 196438%0%
Aug 1178°F58°F94°F 201641°F 196338%0%
Aug 1278°F58°F95°F 200244°F 196837%0%
Aug 1378°F58°F94°F 202544°F 197137%0%
Aug 1478°F58°F95°F 200240°F 196437%0%
Aug 1578°F58°F95°F 196541°F 196436%0%
Aug 1678°F58°F93°F 196540°F 196836%0%
Aug 1777°F58°F94°F 198743°F 197936%0%
Aug 1877°F57°F93°F 200244°F 196335%0%
Aug 1977°F57°F91°F 197140°F 196335%0%
Aug 2077°F57°F93°F 202239°F 196434%0%
Aug 2177°F57°F92°F 202241°F 197534%0%
Aug 2277°F57°F93°F 197638°F 198234%0%
Aug 2377°F57°F91°F 202043°F 198834%0%
Aug 2477°F57°F90°F 202138°F 197133%0%
Aug 2577°F56°F92°F 200736°F 197133%0%
Aug 2676°F56°F95°F 202136°F 196333%0%
Aug 2776°F56°F88°F 198339°F 196932%0%
Aug 2876°F56°F94°F 197739°F 196332%0%
Aug 2976°F56°F95°F 197736°F 198232%0%
Aug 3076°F55°F94°F 202235°F 196532%0%
Aug 3175°F55°F94°F 201030°F 196532%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Sunapee, 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 8:10 PM
August 31
sunrise 6:11 AM, sunset 7:25 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00275629 (Mt Sunapee), public domain. Records: NOAA GHCN-Daily, station USW00094765, 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.