Hackettstown climate

Hackettstown Weather in April

NOAA 1991-2020 normals for Belvidere Brg, 21.6 km from Hackettstown

Average highs run from 54°F on April 1 to 67°F on April 30, and lows from 31°F to 41°F. Normal precipitation for the month is 3.95 in over about 11 wet days.

April day by day

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

Normal daily high and low temperature at Hackettstown, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

April at a glance

Average high
61°F
Average low
36°F
Precipitation
3.95 in
Snowfall
0.3 in
Record high
92°FApr 17, 2002
Record low
20°FApr 7, 2002
Chance of a freeze
100%
Daylight
12 h 41 min to 13 h 56 min
Cloud cover
66%
Humidity
79%
Dew point
40°F
Wind
5.4 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 154°F31°F77°F 201621°F 201537%2%
Apr 255°F31°F74°F 201024°F 201937%2%
Apr 355°F32°F74°F 201021°F 202137%2%
Apr 456°F32°F73°F 201025°F 201337%2%
Apr 556°F32°F77°F 201021°F 201637%2%
Apr 656°F33°F82°F 201020°F 201637%1%
Apr 757°F33°F87°F 201020°F 200237%1%
Apr 857°F34°F84°F 201025°F 202637%1%
Apr 958°F34°F80°F 200125°F 201837%1%
Apr 1058°F34°F79°F 201324°F 200737%1%
Apr 1159°F35°F84°F 201723°F 201838%1%
Apr 1259°F35°F75°F 200829°F 201538%1%
Apr 1360°F35°F81°F 201826°F 200038%1%
Apr 1460°F36°F85°F 202629°F 200338%1%
Apr 1561°F36°F87°F 202632°F 201638%1%
Apr 1661°F36°F90°F 200227°F 201438%1%
Apr 1761°F37°F92°F 200227°F 202038%0%
Apr 1862°F37°F88°F 200229°F 201438%0%
Apr 1962°F37°F87°F 200226°F 200139%0%
Apr 2063°F38°F84°F 200531°F 200139%0%
Apr 2163°F38°F78°F 201226°F 202639%0%
Apr 2264°F38°F80°F 201629°F 201139%0%
Apr 2364°F39°F83°F 200731°F 202139%0%
Apr 2464°F39°F82°F 200128°F 200240%0%
Apr 2565°F39°F86°F 200927°F 201540%0%
Apr 2665°F40°F90°F 200931°F 200240%0%
Apr 2765°F40°F90°F 200930°F 200240%0%
Apr 2866°F40°F87°F 200930°F 201240%0%
Apr 2966°F41°F86°F 202430°F 201941%0%
Apr 3067°F41°F77°F 200431°F 201241%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Hackettstown, in percent, and of at least 0.1 inch of snowfall.010203040501102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

April 1
sunrise 6:43 AM, sunset 7:24 PM
April 30
sunrise 5:59 AM, sunset 7:55 PM

Every day of April: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00280734 (Belvidere Brg), public domain. Records: NOAA GHCN-Daily, station USW00054779, 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.