Morristown climate

Morristown Weather in August

NOAA 1991-2020 normals for Greenfield, 13.6 km from Morristown

Average highs run from 84°F on August 1 to 82°F on August 31, and lows from 64°F to 60°F. Normal precipitation for the month is 3.73 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 Morristown, in °F, with the record for each date.406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
83°F
Average low
62°F
Precipitation
3.73 in
Record high
98°FAug 8, 2012
Record low
46°FAug 12, 2004
Chance of a freeze
0%
Days of 90°F or more
3.7
Daylight
14 h 14 min to 13 h 05 min
Cloud cover
49%
Humidity
73%
Dew point
63°F
Wind
6.7 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 184°F64°F94°F 201156°F 200933%0%
Aug 284°F64°F97°F 201254°F 202133%0%
Aug 384°F63°F95°F 200255°F 200933%0%
Aug 484°F63°F97°F 200256°F 201333%0%
Aug 584°F63°F94°F 200251°F 201733%0%
Aug 684°F63°F92°F 202452°F 200433%0%
Aug 784°F63°F94°F 200749°F 200433%0%
Aug 884°F63°F98°F 201253°F 200232%0%
Aug 984°F63°F95°F 200751°F 201732%0%
Aug 1083°F63°F94°F 202154°F 201332%0%
Aug 1183°F63°F93°F 201053°F 200832%0%
Aug 1283°F63°F94°F 202146°F 200432%0%
Aug 1383°F63°F92°F 201050°F 200432%0%
Aug 1483°F63°F90°F 201050°F 201331%0%
Aug 1583°F63°F91°F 200746°F 201431%0%
Aug 1683°F63°F91°F 200748°F 200431%0%
Aug 1783°F63°F89°F 199951°F 200431%0%
Aug 1883°F62°F92°F 201950°F 200731%0%
Aug 1983°F62°F90°F 201955°F 200031%0%
Aug 2083°F62°F92°F 200752°F 200030%0%
Aug 2183°F62°F94°F 202350°F 199930%0%
Aug 2283°F62°F95°F 200750°F 202430%0%
Aug 2383°F62°F96°F 200752°F 201830%0%
Aug 2483°F62°F96°F 200751°F 200930%0%
Aug 2583°F61°F94°F 202352°F 201530%0%
Aug 2683°F61°F94°F 202149°F 202529%0%
Aug 2783°F61°F96°F 202447°F 201029%0%
Aug 2882°F61°F96°F 200751°F 201029%0%
Aug 2982°F61°F97°F 200752°F 202529%0%
Aug 3082°F60°F98°F 202447°F 202529%0%
Aug 3182°F60°F97°F 201347°F 200929%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Morristown, 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 6:42 AM, sunset 8:56 PM
August 31
sunrise 7:10 AM, sunset 8:15 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00123527 (Greenfield), public domain. Records: NOAA GHCN-Daily, station USW00053866, 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.