Dawson climate

Dawson Weather in September

NOAA 1991-2020 normals for Navarro Mills Dam, 7.9 km from Dawson

Average highs run from 93°F on September 1 to 85°F on September 30, and lows from 71°F to 61°F. Normal precipitation for the month is 3.23 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 Dawson, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
89°F
Average low
67°F
Precipitation
3.23 in
Record high
110°FSep 3, 2000
Record low
46°FSep 26, 2000
Chance of a freeze
0%
Days of 90°F or more
18.3
Daylight
12 h 49 min to 11 h 53 min
Cloud cover
41%
Humidity
63%
Dew point
64°F
Wind
7.8 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 193°F71°F108°F 200064°F 200419%0%
Sep 293°F71°F108°F 200068°F 200319%0%
Sep 393°F71°F110°F 200067°F 200419%0%
Sep 492°F70°F110°F 200063°F 201019%0%
Sep 592°F70°F102°F 201265°F 200819%0%
Sep 692°F70°F104°F 202358°F 201119%0%
Sep 792°F70°F107°F 202355°F 201719%0%
Sep 891°F69°F110°F 202358°F 200419%0%
Sep 991°F69°F98°F 202657°F 200419%0%
Sep 1091°F69°F98°F 201456°F 201119%0%
Sep 1191°F68°F101°F 201161°F 201719%0%
Sep 1290°F68°F104°F 201161°F 200119%0%
Sep 1390°F68°F106°F 201158°F 201419%0%
Sep 1490°F67°F101°F 202462°F 200619%0%
Sep 1590°F67°F100°F 202658°F 200819%0%
Sep 1689°F67°F98°F 200653°F 200819%0%
Sep 1789°F66°F98°F 202654°F 200818%0%
Sep 1889°F66°F98°F 200557°F 200018%0%
Sep 1988°F66°F99°F 202457°F 201218%0%
Sep 2088°F65°F99°F 202158°F 202018%0%
Sep 2188°F65°F101°F 200557°F 199918%0%
Sep 2288°F64°F102°F 200549°F 199918%0%
Sep 2387°F64°F99°F 200052°F 202118%0%
Sep 2487°F64°F99°F 202354°F 200218%0%
Sep 2587°F63°F102°F 201151°F 200018%0%
Sep 2686°F63°F108°F 200546°F 200018%0%
Sep 2786°F62°F97°F 200550°F 200018%0%
Sep 2886°F62°F99°F 200549°F 201018%0%
Sep 2986°F61°F100°F 201148°F 202018%0%
Sep 3085°F61°F96°F 201950°F 199918%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Dawson, in percent, and of at least 0.1 inch of snowfall.051015201102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 7:02 AM, sunset 7:51 PM
September 30
sunrise 7:20 AM, sunset 7:13 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00416210 (Navarro Mills Dam), public domain. Records: NOAA GHCN-Daily, station USW00053912, 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.