Grafton climate

Grafton Weather in April

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

Average highs run from 49°F on April 1 to 60°F on April 30, and lows from 32°F to 41°F. Normal precipitation for the month is 3.94 in.

April 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.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

April at a glance

Average high
54°F
Average low
36°F
Precipitation
3.94 in
Snowfall
0.8 in
Record high
84°FApr 25, 2009
Record low
13°FApr 7, 2018
Chance of a freeze
100%
Daylight
12 h 45 min to 14 h 07 min
Cloud cover
75%
Humidity
78%
Dew point
36°F
Wind
12.8 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
Apr 149°F32°F60°F 201418°F 20184%
Apr 249°F32°F64°F 201515°F 20184%
Apr 350°F32°F65°F 201520°F 20134%
Apr 450°F33°F68°F 202119°F 20183%
Apr 550°F33°F73°F 202115°F 20183%
Apr 651°F33°F75°F 202121°F 20183%
Apr 751°F34°F80°F 202113°F 20183%
Apr 851°F34°F78°F 202114°F 20183%
Apr 952°F34°F71°F 201916°F 20163%
Apr 1052°F35°F75°F 201720°F 20162%
Apr 1152°F35°F81°F 201126°F 20092%
Apr 1253°F35°F78°F 202324°F 20092%
Apr 1353°F35°F83°F 202324°F 20092%
Apr 1454°F36°F83°F 202324°F 20202%
Apr 1554°F36°F83°F 202318°F 20142%
Apr 1654°F36°F83°F 202319°F 20202%
Apr 1755°F37°F73°F 201621°F 20142%
Apr 1855°F37°F78°F 201622°F 20221%
Apr 1955°F37°F81°F 201623°F 20181%
Apr 2056°F38°F63°F 201524°F 20131%
Apr 2156°F38°F75°F 201425°F 20211%
Apr 2257°F38°F79°F 201924°F 20211%
Apr 2357°F39°F78°F 201923°F 20211%
Apr 2457°F39°F81°F 202226°F 20151%
Apr 2558°F39°F84°F 200926°F 20241%
Apr 2658°F39°F77°F 201627°F 20211%
Apr 2758°F40°F68°F 201324°F 20221%
Apr 2859°F40°F80°F 202428°F 20191%
Apr 2959°F40°F81°F 202523°F 20181%
Apr 3060°F41°F71°F 201331°F 20261%

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.012341102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

April 1
sunrise 6:33 AM, sunset 7:18 PM
April 30
sunrise 5:46 AM, sunset 7:53 PM

Every day of April: 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.