Northampton climate

Northampton Weather in August

NOAA 1991-2020 normals for Amherst, 10.9 km from Northampton

Average highs run from 83°F on August 1 to 79°F on August 31, and lows from 60°F to 56°F. Normal precipitation for the month is 4.12 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 Northampton, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
82°F
Average low
58°F
Precipitation
4.12 in
Record high
102°FAug 26, 1948
Record low
41°FAug 21, 2000
Chance of a freeze
0%
Days of 90°F or more
3.2
Daylight
14 h 27 min to 13 h 11 min
Cloud cover
57%
Humidity
74%
Dew point
59°F
Wind
3.6 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 183°F60°F98°F 200646°F 199836%0%
Aug 283°F60°F101°F 200648°F 195136%0%
Aug 383°F60°F96°F 201251°F 202136%0%
Aug 483°F60°F96°F 202251°F 199936%0%
Aug 583°F60°F95°F 202250°F 195135%0%
Aug 683°F60°F95°F 202243°F 195135%0%
Aug 782°F60°F96°F 202246°F 200435%0%
Aug 882°F60°F97°F 202244°F 195035%0%
Aug 982°F60°F100°F 200147°F 200235%0%
Aug 1082°F59°F98°F 194947°F 194834%0%
Aug 1182°F59°F94°F 202046°F 194834%0%
Aug 1282°F59°F96°F 201645°F 200634%0%
Aug 1382°F59°F97°F 200543°F 200634%0%
Aug 1482°F59°F97°F 200247°F 200633%0%
Aug 1582°F59°F92°F 200248°F 195033%0%
Aug 1682°F59°F94°F 200249°F 201333%0%
Aug 1782°F58°F94°F 200949°F 200032%0%
Aug 1882°F58°F96°F 200246°F 200032%0%
Aug 1981°F58°F94°F 201945°F 200732%0%
Aug 2081°F58°F94°F 202242°F 199831%0%
Aug 2181°F58°F93°F 200941°F 200031%0%
Aug 2281°F58°F91°F 200344°F 195031%0%
Aug 2381°F57°F94°F 202047°F 201630%0%
Aug 2481°F57°F93°F 199846°F 200330%0%
Aug 2581°F57°F95°F 194848°F 201929%0%
Aug 2680°F57°F102°F 194844°F 201929%0%
Aug 2780°F57°F98°F 194844°F 200829%0%
Aug 2880°F56°F98°F 194848°F 201029%0%
Aug 2980°F56°F96°F 201847°F 200328%0%
Aug 3080°F56°F93°F 201048°F 201228%0%
Aug 3179°F56°F96°F 201045°F 202028%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Northampton, 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 5:43 AM, sunset 8:10 PM
August 31
sunrise 6:15 AM, sunset 7:26 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00190120 (Amherst), public domain. Records: NOAA GHCN-Daily, station USW00014775, 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.