Pearl River climate

Pearl River Weather in September

NOAA 1991-2020 normals for Philadelphia 1 Wsw, 9.3 km from Pearl River

Average highs run from 90°F on September 1 to 83°F on September 30, and lows from 69°F to 59°F.

September day by day

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

Normal daily high and low temperature at Pearl River, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
87°F
Average low
64°F
Record high
106°FSep 1, 1951
Record low
37°FSep 29, 1967
Chance of a freeze
0%
Days of 90°F or more
12.9
Daylight
12 h 50 min to 11 h 53 min
Cloud cover
45%
Humidity
70%
Dew point
63°F
Wind
4.0 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 190°F69°F106°F 195144°F 20040%
Sep 289°F68°F103°F 195154°F 18920%
Sep 389°F68°F103°F 195153°F 19520%
Sep 489°F68°F105°F 192547°F 19740%
Sep 589°F68°F106°F 192548°F 19740%
Sep 689°F68°F106°F 192554°F 19340%
Sep 789°F67°F104°F 192548°F 19880%
Sep 888°F67°F104°F 192549°F 20110%
Sep 988°F67°F105°F 192551°F 20110%
Sep 1088°F66°F99°F 192549°F 19430%
Sep 1188°F66°F100°F 198049°F 19400%
Sep 1288°F66°F100°F 192745°F 19400%
Sep 1388°F66°F100°F 192744°F 19020%
Sep 1487°F65°F100°F 192741°F 19020%
Sep 1587°F65°F99°F 189746°F 18920%
Sep 1687°F65°F102°F 192747°F 18920%
Sep 1787°F64°F101°F 192547°F 19160%
Sep 1887°F64°F103°F 192543°F 19030%
Sep 1986°F64°F103°F 192542°F 19010%
Sep 2086°F63°F101°F 192542°F 18990%
Sep 2186°F63°F102°F 192541°F 19180%
Sep 2286°F62°F100°F 192541°F 19830%
Sep 2385°F62°F102°F 192542°F 19740%
Sep 2485°F62°F99°F 193142°F 19900%
Sep 2585°F61°F99°F 201642°F 18990%
Sep 2685°F61°F96°F 191138°F 18990%
Sep 2784°F60°F97°F 189738°F 18990%
Sep 2884°F60°F98°F 189740°F 18990%
Sep 2984°F60°F99°F 190437°F 19670%
Sep 3083°F59°F98°F 190438°F 19670%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Pearl River, 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 (CDT).

September 1
sunrise 6:32 AM, sunset 7:22 PM
September 30
sunrise 6:50 AM, sunset 6:43 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00226894 (Philadelphia 1 Wsw), public domain. Records: NOAA GHCN-Daily, station USC00225247, 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.