Syracuse climate

Syracuse Weather in September

NOAA 1991-2020 normals for Northern Indiana WFO, 8.8 km from Syracuse

Average highs run from 78°F on September 1 to 70°F on September 30, and lows from 59°F to 49°F. Normal precipitation for the month is 3.27 in over about 11 wet days.

September day by day

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

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

September at a glance

Average high
74°F
Average low
54°F
Precipitation
3.27 in
Record high
99°FSep 10, 2013
Record low
33°FSep 22, 1999
Chance of a freeze
1%
Days of 90°F or more
1.4
Daylight
13 h 07 min to 11 h 47 min
Cloud cover
51%
Humidity
71%
Dew point
54°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
Sep 178°F59°F94°F 201144°F 200934%0%
Sep 278°F59°F97°F 201143°F 200934%0%
Sep 377°F58°F95°F 201145°F 199735%0%
Sep 477°F58°F92°F 199939°F 199735%0%
Sep 577°F58°F94°F 201438°F 199735%0%
Sep 677°F58°F90°F 199842°F 200035%0%
Sep 776°F57°F94°F 200244°F 202435%0%
Sep 876°F57°F94°F 200238°F 202535%0%
Sep 976°F57°F93°F 200242°F 201035%0%
Sep 1076°F56°F99°F 201340°F 201735%0%
Sep 1176°F56°F97°F 201342°F 199935%0%
Sep 1275°F56°F89°F 199945°F 200235%0%
Sep 1375°F55°F90°F 200540°F 201535%0%
Sep 1475°F55°F91°F 202138°F 201335%0%
Sep 1574°F55°F90°F 202639°F 201135%0%
Sep 1674°F54°F87°F 201837°F 200035%0%
Sep 1774°F54°F88°F 201741°F 201435%0%
Sep 1874°F53°F86°F 201838°F 199935%0%
Sep 1973°F53°F90°F 202134°F 202035%0%
Sep 2073°F53°F92°F 201839°F 200335%0%
Sep 2173°F52°F92°F 201037°F 200635%0%
Sep 2272°F52°F93°F 201733°F 199935%0%
Sep 2372°F52°F92°F 201737°F 201235%0%
Sep 2472°F51°F92°F 200735°F 201235%0%
Sep 2572°F51°F89°F 201734°F 199935%0%
Sep 2671°F51°F89°F 199834°F 200035%0%
Sep 2771°F50°F88°F 199939°F 201035%0%
Sep 2870°F50°F84°F 199938°F 200635%0%
Sep 2970°F49°F81°F 200237°F 202235%0%
Sep 3070°F49°F88°F 201934°F 200436%0%

Chance of rain

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

September 1
sunrise 7:09 AM, sunset 8:16 PM
September 30
sunrise 7:39 AM, sunset 7:26 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00126400 (Northern Indiana WFO), public domain. Records: NOAA GHCN-Daily, station USW00014829, 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.