Massena climate

Massena Weather in August

NOAA 1991-2020 normals for Massena Intl AP, 3.7 km from Massena

Average highs run from 80°F on August 1 to 77°F on August 31, and lows from 58°F to 53°F. Normal precipitation for the month is 3.36 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 Massena, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
79°F
Average low
56°F
Precipitation
3.36 in
Record high
100°FAug 1, 1975
Record low
35°FAug 14, 2000
Chance of a freeze
0%
Days of 90°F or more
1.4
Daylight
14 h 41 min to 13 h 17 min
Cloud cover
58%
Humidity
77%
Dew point
60°F
Wind
4.3 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 180°F58°F100°F 197540°F 196438%0%
Aug 280°F58°F98°F 197540°F 195638%0%
Aug 380°F58°F96°F 198839°F 195337%0%
Aug 480°F58°F95°F 195544°F 196037%0%
Aug 580°F58°F95°F 195540°F 195137%0%
Aug 680°F58°F94°F 201843°F 198737%0%
Aug 780°F58°F92°F 200142°F 195737%0%
Aug 880°F58°F96°F 200146°F 200936%0%
Aug 980°F58°F96°F 194943°F 196036%0%
Aug 1080°F57°F95°F 194943°F 198336%0%
Aug 1180°F57°F95°F 202543°F 196836%0%
Aug 1280°F57°F95°F 202543°F 195036%0%
Aug 1379°F57°F93°F 198842°F 197935%0%
Aug 1479°F57°F95°F 200235°F 200035%0%
Aug 1579°F57°F94°F 197841°F 197235%0%
Aug 1679°F57°F90°F 198740°F 197135%0%
Aug 1779°F56°F92°F 198741°F 197935%0%
Aug 1879°F56°F91°F 195542°F 196835%0%
Aug 1979°F56°F91°F 195541°F 196834%0%
Aug 2079°F56°F91°F 195541°F 195334%0%
Aug 2179°F56°F91°F 199541°F 195334%0%
Aug 2278°F55°F87°F 194936°F 195734%0%
Aug 2378°F55°F88°F 194937°F 195734%0%
Aug 2478°F55°F88°F 198041°F 196734%0%
Aug 2578°F55°F91°F 201236°F 197134%0%
Aug 2678°F54°F92°F 194937°F 198734%0%
Aug 2778°F54°F93°F 194938°F 198934%0%
Aug 2877°F54°F92°F 195336°F 195734%0%
Aug 2977°F54°F92°F 195339°F 198234%0%
Aug 3077°F53°F93°F 197335°F 200034%0%
Aug 3177°F53°F91°F 199335°F 196534%0%

Chance of rain

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

August 1
sunrise 5:45 AM, sunset 8:26 PM
August 31
sunrise 6:21 AM, sunset 7:38 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00094725 (Massena Intl AP), public domain. Records: NOAA GHCN-Daily, station USW00094725, 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.