Gratis climate

Gratis Weather in September

NOAA 1991-2020 normals for Eaton, 13.2 km from Gratis

Average highs run from 83°F on September 1 to 73°F on September 30, and lows from 57°F to 47°F. Normal precipitation for the month is 3.04 in over about 9 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 Gratis, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
79°F
Average low
53°F
Precipitation
3.04 in
Record high
101°FSep 2, 1953
Record low
29°FSep 30, 1963
Chance of a freeze
3%
Days of 90°F or more
2.1
Daylight
13 h 03 min to 11 h 49 min
Cloud cover
48%
Humidity
68%
Dew point
55°F
Wind
7.4 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 183°F57°F100°F 195342°F 196328%0%
Sep 283°F57°F101°F 195341°F 196728%0%
Sep 382°F57°F99°F 201143°F 196728%0%
Sep 482°F57°F94°F 195342°F 198228%0%
Sep 582°F56°F97°F 195443°F 195728%0%
Sep 682°F56°F98°F 195440°F 196228%0%
Sep 782°F56°F93°F 201038°F 198828%0%
Sep 881°F55°F96°F 196437°F 195628%0%
Sep 981°F55°F97°F 196039°F 198628%0%
Sep 1081°F55°F97°F 196440°F 198628%0%
Sep 1180°F54°F98°F 196441°F 195828%0%
Sep 1280°F54°F92°F 198342°F 197028%0%
Sep 1380°F54°F93°F 201938°F 197528%0%
Sep 1480°F53°F93°F 199136°F 195328%0%
Sep 1579°F53°F95°F 199840°F 198528%0%
Sep 1679°F53°F92°F 199138°F 198528%0%
Sep 1778°F52°F92°F 199135°F 195929%0%
Sep 1878°F52°F93°F 195333°F 195929%0%
Sep 1978°F51°F90°F 196539°F 197329%0%
Sep 2077°F51°F91°F 201835°F 195629%0%
Sep 2177°F51°F93°F 202430°F 196229%0%
Sep 2277°F50°F92°F 198635°F 197629%0%
Sep 2376°F50°F93°F 201033°F 197429%0%
Sep 2476°F49°F90°F 196132°F 198329%0%
Sep 2575°F49°F90°F 196132°F 196329%0%
Sep 2675°F49°F90°F 201735°F 198729%0%
Sep 2774°F48°F89°F 198633°F 199129%0%
Sep 2874°F48°F90°F 201933°F 199130%0%
Sep 2974°F47°F93°F 195331°F 196230%0%
Sep 3073°F47°F90°F 201929°F 196330%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Gratis, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

September 1
sunrise 7:06 AM, sunset 8:09 PM
September 30
sunrise 7:33 AM, sunset 7:22 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00332485 (Eaton), public domain. Records: NOAA GHCN-Daily, station USC00332928, 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.