Keeseville climate

Keeseville Weather in September

NOAA 1991-2020 normals for S Hero, 19.5 km from Keeseville

Average highs run from 78°F on September 1 to 66°F on September 30, and lows from 58°F to 48°F. Normal precipitation for the month is 3.26 in over about 10 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 Keeseville, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
72°F
Average low
53°F
Precipitation
3.26 in
Record high
94°FSep 3, 2018
Record low
28°FSep 21, 2020
Chance of a freeze
4%
Days of 90°F or more
0.5
Daylight
13 h 13 min to 11 h 45 min
Cloud cover
58%
Humidity
76%
Dew point
51°F
Wind
4.9 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°F58°F89°F 201043°F 200931%0%
Sep 277°F58°F90°F 201041°F 201731%0%
Sep 377°F57°F94°F 201841°F 201731%0%
Sep 477°F57°F84°F 201148°F 202531%0%
Sep 577°F57°F90°F 201845°F 200731%0%
Sep 676°F56°F87°F 202339°F 201331%0%
Sep 776°F56°F93°F 201545°F 200931%0%
Sep 876°F56°F91°F 200744°F 201331%0%
Sep 975°F56°F90°F 201539°F 201331%0%
Sep 1075°F55°F84°F 201642°F 201831%0%
Sep 1174°F55°F93°F 201337°F 200831%0%
Sep 1274°F55°F83°F 201137°F 202032%0%
Sep 1374°F54°F84°F 201637°F 201432%0%
Sep 1473°F54°F84°F 202438°F 201432%0%
Sep 1573°F53°F83°F 200834°F 201432%0%
Sep 1672°F53°F83°F 202437°F 200732%0%
Sep 1772°F53°F84°F 201835°F 200732%0%
Sep 1872°F52°F82°F 201535°F 202032%0%
Sep 1971°F52°F83°F 201530°F 201432%0%
Sep 2071°F52°F86°F 201631°F 202033%0%
Sep 2170°F51°F84°F 201628°F 202033%0%
Sep 2270°F51°F85°F 200730°F 202033%0%
Sep 2369°F51°F82°F 202132°F 200834%0%
Sep 2469°F50°F86°F 201739°F 201234%0%
Sep 2568°F50°F91°F 200737°F 201234%0%
Sep 2668°F49°F85°F 200733°F 200934%0%
Sep 2767°F49°F89°F 201735°F 201535%0%
Sep 2867°F49°F79°F 202536°F 201235%0%
Sep 2966°F48°F82°F 202537°F 202235%0%
Sep 3066°F48°F72°F 202433°F 202235%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Keeseville, 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 6:17 AM, sunset 7:30 PM
September 30
sunrise 6:51 AM, sunset 6:36 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00437607 (S Hero), public domain. Records: NOAA GHCN-Daily, station USW00064776, 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.