Mastic climate

Mastic Weather in June

NOAA 1991-2020 normals for Shirley Brookhaven AP, 3.2 km from Mastic

Average highs run from 72°F on June 1 to 81°F on June 30, and lows from 55°F to 64°F. Normal precipitation for the month is 3.70 in over about 11 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 Mastic, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

June at a glance

Average high
77°F
Average low
60°F
Precipitation
3.70 in
Record high
100°FJun 24, 2025
Record low
39°FJun 1, 2001
Chance of a freeze
0%
Days of 90°F or more
1.2
Daylight
14 h 55 min to 15 h 04 min
Cloud cover
61%
Humidity
81%
Dew point
60°F
Wind
7.2 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 172°F55°F83°F 200239°F 200141%0%
Jun 272°F55°F88°F 201843°F 202641%0%
Jun 373°F55°F82°F 202446°F 201740%0%
Jun 473°F56°F85°F 201042°F 201940%0%
Jun 573°F56°F87°F 201047°F 201140%0%
Jun 674°F57°F89°F 202147°F 201239%0%
Jun 774°F57°F86°F 201144°F 200739%0%
Jun 874°F57°F91°F 200841°F 200239%0%
Jun 975°F58°F95°F 200847°F 200238%0%
Jun 1075°F58°F92°F 200849°F 201638%0%
Jun 1175°F58°F92°F 202646°F 200438%0%
Jun 1276°F59°F93°F 202644°F 200438%0%
Jun 1376°F59°F93°F 201752°F 200837%0%
Jun 1476°F59°F92°F 200552°F 200037%0%
Jun 1577°F60°F83°F 200451°F 200936%0%
Jun 1677°F60°F86°F 200448°F 200936%0%
Jun 1777°F60°F87°F 200746°F 200936%0%
Jun 1878°F60°F87°F 201450°F 201635%0%
Jun 1978°F61°F88°F 202152°F 200835%0%
Jun 2078°F61°F91°F 201248°F 200535%0%
Jun 2178°F61°F95°F 201249°F 200534%0%
Jun 2279°F62°F94°F 201253°F 201434%0%
Jun 2379°F62°F92°F 202548°F 200734%0%
Jun 2479°F62°F100°F 202548°F 200733%0%
Jun 2580°F63°F99°F 202556°F 202633%0%
Jun 2680°F63°F94°F 200353°F 200433%0%
Jun 2780°F63°F94°F 200348°F 200433%0%
Jun 2880°F63°F90°F 201051°F 200433%0%
Jun 2981°F64°F92°F 201256°F 201432%0%
Jun 3081°F64°F93°F 201258°F 200032%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Mastic, 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 5:22 AM, sunset 8:17 PM
June 30
sunrise 5:23 AM, sunset 8:27 PM

Every day of June: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00054790 (Shirley Brookhaven AP), public domain. Records: NOAA GHCN-Daily, station USW00054790, 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.