Norton climate

Norton Weather in September

NOAA 1991-2020 normals for Norton Dam, 4.8 km from Norton

Average highs run from 86°F on September 1 to 75°F on September 30, and lows from 57°F to 45°F. Normal precipitation for the month is 2.10 in over about 6 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 Norton, in °F, with the record for each date.020406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
81°F
Average low
52°F
Precipitation
2.10 in
Record high
107°FSep 8, 2013
Record low
20°FSep 29, 1984
Chance of a freeze
13%
Days of 90°F or more
6.9
Daylight
13 h 03 min to 11 h 48 min
Cloud cover
45%
Humidity
56%
Dew point
49°F
Wind
11.0 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 186°F57°F106°F 198447°F 199323%0%
Sep 286°F57°F105°F 196447°F 197422%0%
Sep 386°F57°F104°F 196431°F 197422%0%
Sep 485°F56°F102°F 201532°F 197422%0%
Sep 585°F56°F102°F 202638°F 196222%0%
Sep 685°F56°F103°F 197641°F 201721%0%
Sep 785°F55°F105°F 201339°F 201721%0%
Sep 884°F55°F107°F 201343°F 202021%0%
Sep 984°F55°F104°F 201336°F 196221%0%
Sep 1083°F54°F103°F 196436°F 197021%0%
Sep 1183°F54°F102°F 202137°F 197021%0%
Sep 1283°F53°F106°F 202135°F 201421%0%
Sep 1382°F53°F97°F 198429°F 197421%0%
Sep 1482°F53°F100°F 200030°F 197421%0%
Sep 1582°F52°F99°F 201740°F 197921%0%
Sep 1681°F52°F100°F 201539°F 198421%0%
Sep 1781°F51°F101°F 201532°F 198121%0%
Sep 1880°F51°F98°F 197233°F 198121%0%
Sep 1980°F51°F98°F 197231°F 197121%0%
Sep 2079°F50°F102°F 198032°F 200321%0%
Sep 2179°F50°F100°F 202225°F 198321%0%
Sep 2279°F49°F101°F 200525°F 198321%0%
Sep 2378°F49°F96°F 201530°F 199521%0%
Sep 2478°F48°F99°F 198431°F 197121%0%
Sep 2577°F48°F99°F 198630°F 200021%0%
Sep 2677°F47°F98°F 199831°F 197020%0%
Sep 2776°F47°F98°F 202132°F 196420%0%
Sep 2876°F46°F97°F 202130°F 197620%0%
Sep 2975°F46°F95°F 196920°F 198420%0%
Sep 3075°F45°F94°F 198121°F 198420%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Norton, in percent, and of at least 0.1 inch of snowfall.05101520251102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 7:08 AM, sunset 8:11 PM
September 30
sunrise 7:35 AM, sunset 7:23 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00145852 (Norton Dam), public domain. Records: NOAA GHCN-Daily, station USC00145852, 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.