Grafton climate

Grafton Weather in July

NOAA 1991-2020 normals for Grafton Wwtp, 1.3 km from Grafton

Average highs run from 79°F on July 1 to 82°F on July 31, and lows from 60°F to 63°F. Normal precipitation for the month is 3.61 in.

July day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Grafton, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

July at a glance

Average high
81°F
Average low
62°F
Precipitation
3.61 in
Record high
103°FJul 6, 2012
Record low
42°FJul 3, 2013
Chance of a freeze
0%
Days of 90°F or more
2.8
Daylight
15 h 21 min to 14 h 34 min
Cloud cover
65%
Humidity
74%
Dew point
61°F
Wind
8.9 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
Jul 179°F60°F94°F 201847°F 20150%
Jul 279°F60°F94°F 202645°F 20150%
Jul 380°F61°F93°F 201242°F 20130%
Jul 480°F61°F97°F 201248°F 20150%
Jul 580°F61°F101°F 201254°F 20160%
Jul 680°F61°F103°F 201253°F 20130%
Jul 780°F61°F102°F 201250°F 20090%
Jul 880°F61°F91°F 202047°F 20150%
Jul 981°F62°F90°F 202049°F 20090%
Jul 1081°F62°F89°F 201952°F 20220%
Jul 1181°F62°F89°F 201953°F 20120%
Jul 1281°F62°F90°F 201651°F 20090%
Jul 1381°F62°F88°F 202650°F 20090%
Jul 1481°F62°F94°F 201252°F 20220%
Jul 1581°F62°F94°F 202649°F 20150%
Jul 1681°F62°F94°F 202650°F 20140%
Jul 1782°F63°F98°F 201251°F 20140%
Jul 1882°F63°F100°F 201250°F 20250%
Jul 1982°F63°F92°F 201354°F 20090%
Jul 2082°F63°F92°F 201153°F 20090%
Jul 2182°F63°F95°F 201155°F 20090%
Jul 2282°F63°F90°F 201651°F 20260%
Jul 2382°F63°F93°F 201253°F 20260%
Jul 2482°F63°F99°F 201249°F 20130%
Jul 2582°F63°F91°F 201652°F 20130%
Jul 2682°F63°F98°F 201251°F 20240%
Jul 2782°F63°F93°F 202052°F 20130%
Jul 2882°F63°F90°F 202351°F 20130%
Jul 2982°F63°F91°F 202352°F 20090%
Jul 3082°F63°F86°F 201154°F 20170%
Jul 3182°F63°F90°F 201253°F 20190%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Grafton, in percent, and of at least 0.1 inch of snowfall.00.21102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

July 1
sunrise 5:15 AM, sunset 8:36 PM
July 31
sunrise 5:41 AM, sunset 8:15 PM

Every day of July: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00473198 (Grafton Wwtp), public domain. Records: NOAA GHCN-Daily, station USC00479052, 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.