Upper Bear Creek climate

Upper Bear Creek Weather in September

NOAA 1991-2020 normals for Evergreen, 9 km from Upper Bear Creek

Average highs run from 77°F on September 1 to 67°F on September 30, and lows from 44°F to 34°F. Normal precipitation for the month is 1.55 in over about 8 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 Upper Bear Creek, in °F, with the record for each date.020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
73°F
Average low
40°F
Precipitation
1.55 in
Snowfall
1.1 in
Record high
78°FSep 5, 2020
Record low
17°FSep 8, 2020
Chance of a freeze
81%
Daylight
13 h 03 min to 11 h 48 min
Cloud cover
50%
Humidity
54%
Dew point
30°F
Wind
5.6 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 177°F44°F75°F 201929°F 200532%1%
Sep 277°F44°F77°F 201928°F 200631%1%
Sep 376°F44°F74°F 201727°F 200631%1%
Sep 476°F43°F74°F 201926°F 200631%1%
Sep 576°F43°F78°F 202027°F 200630%1%
Sep 676°F43°F76°F 202227°F 201030%1%
Sep 775°F42°F74°F 202226°F 201029%1%
Sep 875°F42°F75°F 202217°F 202029%1%
Sep 975°F42°F74°F 202117°F 202029%1%
Sep 1075°F42°F75°F 202122°F 202028%1%
Sep 1174°F41°F72°F 202124°F 201428%1%
Sep 1274°F41°F72°F 201819°F 201427%1%
Sep 1374°F41°F73°F 201827°F 201927%1%
Sep 1473°F40°F71°F 201828°F 200526%1%
Sep 1573°F40°F72°F 201829°F 201626%1%
Sep 1673°F40°F72°F 201824°F 200625%2%
Sep 1772°F39°F72°F 201823°F 200625%2%
Sep 1872°F39°F73°F 201828°F 200624%2%
Sep 1972°F39°F73°F 201027°F 201524%2%
Sep 2071°F38°F69°F 202228°F 201324%2%
Sep 2171°F38°F69°F 201523°F 200923%2%
Sep 2270°F37°F65°F 201819°F 200423%2%
Sep 2370°F37°F66°F 201525°F 200622%2%
Sep 2470°F37°F68°F 202026°F 200922%3%
Sep 2569°F36°F69°F 202024°F 200622%3%
Sep 2669°F36°F71°F 201424°F 201721%3%
Sep 2768°F35°F70°F 201524°F 201321%3%
Sep 2868°F35°F72°F 201020°F 202021%3%
Sep 2968°F35°F70°F 202428°F 200320%3%
Sep 3067°F34°F67°F 201821°F 200920%3%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Upper Bear Creek, 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 (MDT).

September 1
sunrise 6:30 AM, sunset 7:33 PM
September 30
sunrise 6:57 AM, sunset 6:45 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00052790 (Evergreen), public domain. Records: NOAA GHCN-Daily, station USW00094075, 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.