Old Saybrook climate

Old Saybrook Weather in June

NOAA 1991-2020 normals for Groton, 29 km from Old Saybrook

Average highs run from 71°F on June 1 to 79°F on June 30, and lows from 55°F to 64°F. Normal precipitation for the month is 3.93 in over about 10 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 Old Saybrook, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

June at a glance

Average high
75°F
Average low
59°F
Precipitation
3.93 in
Record high
101°FJun 24, 2025
Record low
36°FJun 1, 2001
Chance of a freeze
0%
Daylight
14 h 57 min to 15 h 07 min
Cloud cover
61%
Humidity
78%
Dew point
59°F
Wind
4.5 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 171°F55°F89°F 202336°F 200135%0%
Jun 271°F55°F91°F 202340°F 202635%0%
Jun 371°F55°F87°F 202442°F 201735%0%
Jun 472°F56°F86°F 201040°F 201934%0%
Jun 572°F56°F90°F 202146°F 201134%0%
Jun 672°F56°F93°F 202147°F 201834%0%
Jun 773°F57°F90°F 200844°F 201534%0%
Jun 873°F57°F93°F 200844°F 200233%0%
Jun 973°F57°F95°F 200842°F 201733%0%
Jun 1074°F58°F96°F 200843°F 201633%0%
Jun 1174°F58°F93°F 200044°F 201633%0%
Jun 1274°F58°F92°F 201743°F 200433%0%
Jun 1375°F59°F93°F 200549°F 200432%0%
Jun 1475°F59°F91°F 200550°F 201932%0%
Jun 1575°F59°F87°F 200447°F 201932%0%
Jun 1676°F60°F87°F 200448°F 201832%0%
Jun 1776°F60°F90°F 200045°F 202132%0%
Jun 1876°F60°F91°F 200647°F 202132%0%
Jun 1976°F61°F90°F 202550°F 201331%0%
Jun 2077°F61°F95°F 201249°F 201331%0%
Jun 2177°F61°F96°F 202444°F 200431%0%
Jun 2277°F62°F93°F 202553°F 200731%0%
Jun 2378°F62°F96°F 202548°F 200531%0%
Jun 2478°F62°F101°F 202545°F 200730%0%
Jun 2578°F62°F98°F 202552°F 202630%0%
Jun 2678°F63°F93°F 200248°F 201830%0%
Jun 2779°F63°F92°F 200346°F 200430%0%
Jun 2879°F63°F93°F 202148°F 201730%0%
Jun 2979°F64°F96°F 202154°F 202230%0%
Jun 3079°F64°F98°F 202150°F 201030%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Old Saybrook, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

June 1
sunrise 5:19 AM, sunset 8:16 PM
June 30
sunrise 5:20 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 USC00063207 (Groton), public domain. Records: NOAA GHCN-Daily, station USW00054788, 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.