Farmington climate

Farmington Weather in September

NOAA 1991-2020 normals for Chalk Hill 2 Ene, 5 km from Farmington

Average highs run from 75°F on September 1 to 66°F on September 30, and lows from 52°F to 42°F. Normal precipitation for the month is 4.70 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 Farmington, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
71°F
Average low
47°F
Precipitation
4.70 in
Record high
95°FSep 4, 2011
Record low
37°FSep 21, 2020
Chance of a freeze
47%
Daylight
13 h 03 min to 11 h 48 min
Cloud cover
56%
Humidity
71%
Dew point
52°F
Wind
4.0 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 175°F52°F90°F 201552°F 202334%0%
Sep 275°F52°F92°F 202445°F 202534%0%
Sep 375°F51°F93°F 202645°F 202534%0%
Sep 475°F51°F95°F 201145°F 202434%0%
Sep 574°F51°F94°F 201852°F 201334%0%
Sep 674°F51°F95°F 202351°F 202034%0%
Sep 774°F50°F89°F 201549°F 201734%0%
Sep 874°F50°F90°F 201544°F 202435%0%
Sep 973°F50°F92°F 201542°F 202535%0%
Sep 1073°F49°F91°F 201543°F 202435%0%
Sep 1173°F49°F91°F 201642°F 202535%0%
Sep 1273°F49°F93°F 201942°F 202535%0%
Sep 1372°F48°F93°F 201942°F 202536%0%
Sep 1472°F48°F93°F 201944°F 201436%0%
Sep 1572°F47°F87°F 202543°F 201436%0%
Sep 1671°F47°F86°F 201640°F 201136%0%
Sep 1771°F47°F88°F 201939°F 201137%0%
Sep 1871°F46°F85°F 202146°F 201437%0%
Sep 1970°F46°F89°F 202140°F 202037%0%
Sep 2070°F46°F87°F 202138°F 202037%
Sep 2170°F45°F94°F 202437°F 202038%
Sep 2269°F45°F88°F 201639°F 202038%
Sep 2369°F44°F90°F 201939°F 202038%
Sep 2469°F44°F87°F 201640°F 201338%
Sep 2568°F44°F89°F 201740°F 201339%
Sep 2668°F43°F86°F 201745°F 201339%
Sep 2767°F43°F89°F 201746°F 202239%
Sep 2867°F43°F88°F 201742°F 202239%
Sep 2967°F42°F85°F 201944°F 202239%
Sep 3066°F42°F85°F 201943°F 202239%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Farmington, 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 6:46 AM, sunset 7:49 PM
September 30
sunrise 7:14 AM, sunset 7:02 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00361350 (Chalk Hill 2 Ene), public domain. Records: NOAA GHCN-Daily, station USC00361726, 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.