Williamstown climate

Williamstown Weather in June

NOAA 1991-2020 normals for Hammonton 1 Ne, 16.9 km from Williamstown

Average highs run from 78°F on June 1 to 87°F on June 30, and lows from 56°F to 65°F. Normal precipitation for the month is 4.07 in over about 12 wet days.

June day by day

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

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

June at a glance

Average high
82°F
Average low
61°F
Precipitation
4.07 in
Record high
101°FJun 24, 2025
Record low
44°FJun 1, 1945
Chance of a freeze
0%
Days of 90°F or more
5.6
Daylight
14 h 48 min to 14 h 57 min
Cloud cover
58%
Humidity
78%
Dew point
63°F
Wind
8.7 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
Jun 178°F56°F96°F 201144°F 194541%0%
Jun 278°F57°F95°F 202347°F 194541%0%
Jun 378°F57°F93°F 194348°F 196641%0%
Jun 479°F57°F94°F 194347°F 197741%0%
Jun 579°F58°F93°F 202148°F 199041%0%
Jun 679°F58°F94°F 195345°F 194541%0%
Jun 780°F58°F94°F 199947°F 195840%0%
Jun 880°F59°F97°F 201144°F 197740%0%
Jun 980°F59°F99°F 201144°F 195740%0%
Jun 1081°F59°F98°F 200847°F 198840%0%
Jun 1181°F60°F97°F 202644°F 197240%0%
Jun 1281°F60°F98°F 202648°F 197940%0%
Jun 1382°F60°F96°F 201750°F 197940%0%
Jun 1482°F61°F96°F 198848°F 196540%0%
Jun 1582°F61°F100°F 199449°F 197840%0%
Jun 1683°F61°F100°F 195749°F 196339%0%
Jun 1783°F62°F98°F 195744°F 196439%0%
Jun 1883°F62°F96°F 195748°F 195039%0%
Jun 1984°F62°F100°F 199453°F 194639%0%
Jun 2084°F63°F97°F 201251°F 195639%0%
Jun 2184°F63°F97°F 198848°F 196839%0%
Jun 2285°F63°F100°F 198848°F 196339%0%
Jun 2385°F63°F99°F 202547°F 196339%0%
Jun 2485°F64°F101°F 202552°F 194739%0%
Jun 2585°F64°F99°F 202552°F 197939%0%
Jun 2686°F64°F100°F 195251°F 196039%0%
Jun 2786°F64°F97°F 196350°F 196539%0%
Jun 2886°F65°F97°F 196354°F 196139%0%
Jun 2986°F65°F98°F 199156°F 197039%0%
Jun 3087°F65°F100°F 196452°F 198839%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Williamstown, 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).

June 1
sunrise 5:34 AM, sunset 8:22 PM
June 30
sunrise 5:35 AM, sunset 8:32 PM

Every day of June: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00283662 (Hammonton 1 Ne), public domain. Records: NOAA GHCN-Daily, station USW00013739, 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.