Flagler climate

Flagler Weather in September

NOAA 1991-2020 normals for Flagler 1S, 1.4 km from Flagler

Average highs run from 84°F on September 1 to 73°F on September 30, and lows from 55°F to 43°F. Normal precipitation for the month is 1.24 in over about 3 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 Flagler, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
79°F
Average low
49°F
Precipitation
1.24 in
Snowfall
0.4 in
Record high
99°FSep 6, 2022
Record low
17°FSep 29, 1985
Chance of a freeze
19%
Days of 90°F or more
4.5
Daylight
13 h 02 min to 11 h 48 min
Cloud cover
43%
Humidity
49%
Dew point
42°F
Wind
10.1 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 184°F55°F98°F 202335°F 195613%0%
Sep 284°F55°F96°F 202239°F 195212%0%
Sep 384°F54°F96°F 202335°F 196112%0%
Sep 484°F54°F95°F 198233°F 196112%0%
Sep 583°F54°F97°F 201935°F 195312%0%
Sep 683°F53°F99°F 202233°F 201011%0%
Sep 783°F53°F97°F 202231°F 201011%0%
Sep 882°F53°F97°F 202231°F 202011%0%
Sep 982°F52°F96°F 202128°F 200111%0%
Sep 1082°F52°F97°F 202128°F 201611%0%
Sep 1181°F52°F97°F 202133°F 201011%0%
Sep 1281°F51°F94°F 200432°F 197410%0%
Sep 1381°F51°F95°F 199030°F 200310%0%
Sep 1480°F50°F92°F 201827°F 200310%0%
Sep 1580°F50°F93°F 199030°F 200310%0%
Sep 1679°F49°F95°F 200025°F 195110%0%
Sep 1779°F49°F94°F 200027°F 196510%0%
Sep 1878°F49°F92°F 200419°F 197110%0%
Sep 1978°F48°F91°F 202118°F 197110%0%
Sep 2078°F48°F93°F 195624°F 198310%0%
Sep 2177°F47°F93°F 200524°F 19839%0%
Sep 2277°F47°F91°F 195326°F 19949%0%
Sep 2376°F46°F89°F 195830°F 19709%0%
Sep 2476°F46°F88°F 199228°F 20009%0%
Sep 2575°F45°F91°F 199824°F 20009%0%
Sep 2675°F45°F93°F 202426°F 19709%0%
Sep 2774°F44°F91°F 195328°F 19969%0%
Sep 2874°F44°F91°F 202320°F 19859%0%
Sep 2973°F43°F90°F 199417°F 19859%0%
Sep 3073°F43°F91°F 202318°F 19859%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Flagler, in percent, and of at least 0.1 inch of snowfall.0510151102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MDT).

September 1
sunrise 6:21 AM, sunset 7:23 PM
September 30
sunrise 6:48 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 USC00052932 (Flagler 1S), public domain. Records: NOAA GHCN-Daily, station USW00093010, 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.