Shoreham climate

Shoreham Weather in September

NOAA 1991-2020 normals for Mt Sinai, 9.7 km from Shoreham

Average highs run from 79°F on September 1 to 70°F on September 30, and lows from 66°F to 55°F. Normal precipitation for the month is 4.30 in.

September day by day

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

Normal daily high and low temperature at Shoreham, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
75°F
Average low
61°F
Precipitation
4.30 in
Record high
93°FSep 6, 2023
Record low
36°FSep 30, 2000
Chance of a freeze
0%
Days of 90°F or more
0.9
Daylight
13 h 06 min to 11 h 48 min
Cloud cover
53%
Humidity
76%
Dew point
59°F
Wind
8.3 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
Sep 179°F66°F92°F 201051°F 20090%
Sep 279°F66°F87°F 201448°F 20170%
Sep 379°F65°F89°F 201547°F 20010%
Sep 479°F65°F91°F 201849°F 20240%
Sep 578°F65°F92°F 202346°F 20000%
Sep 678°F65°F93°F 202346°F 20000%
Sep 778°F65°F93°F 202342°F 20000%
Sep 877°F64°F88°F 201549°F 20000%
Sep 977°F64°F90°F 201645°F 20130%
Sep 1077°F64°F86°F 202647°F 20030%
Sep 1176°F63°F84°F 201348°F 20060%
Sep 1276°F63°F87°F 200543°F 20060%
Sep 1376°F63°F88°F 200545°F 20060%
Sep 1475°F62°F84°F 202449°F 20140%
Sep 1575°F62°F83°F 200845°F 20010%
Sep 1675°F62°F84°F 201542°F 20010%
Sep 1774°F61°F83°F 201543°F 20130%
Sep 1874°F61°F83°F 202140°F 20130%
Sep 1974°F60°F84°F 202443°F 20200%
Sep 2073°F60°F81°F 202242°F 20200%
Sep 2173°F60°F81°F 200541°F 20200%
Sep 2273°F59°F83°F 200540°F 20200%
Sep 2372°F59°F87°F 200543°F 20140%
Sep 2472°F58°F89°F 201744°F 20130%
Sep 2571°F58°F85°F 201743°F 20050%
Sep 2671°F57°F84°F 201742°F 20160%
Sep 2771°F57°F87°F 201742°F 20000%
Sep 2870°F56°F80°F 201541°F 20000%
Sep 2970°F56°F82°F 201537°F 20000%
Sep 3070°F55°F78°F 202536°F 20000%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Shoreham, in percent, and of at least 0.1 inch of snowfall.00.21102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

September 1
sunrise 6:18 AM, sunset 7:24 PM
September 30
sunrise 6:47 AM, sunset 6:35 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00305606 (Mt Sinai), 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.