Monte Vista climate

Monte Vista Weather in September

NOAA 1991-2020 normals for Monte Vista 2W, 3.4 km from Monte Vista

Average highs run from 76°F on September 1 to 68°F on September 30, and lows from 40°F to 29°F. Normal precipitation for the month is 1.11 in over about 7 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 Monte Vista, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
73°F
Average low
35°F
Precipitation
1.11 in
Record high
87°FSep 3, 1948
Record low
15°FSep 28, 1999
Chance of a freeze
98%
Daylight
12 h 58 min to 11 h 50 min
Cloud cover
41%
Humidity
52%
Dew point
33°F
Wind
6.7 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 176°F40°F86°F 194836°F 195629%0%
Sep 276°F40°F86°F 194836°F 192029%0%
Sep 376°F39°F87°F 194832°F 196129%0%
Sep 476°F39°F86°F 194829°F 196128%0%
Sep 575°F39°F87°F 198430°F 196128%0%
Sep 675°F38°F86°F 201932°F 200827%0%
Sep 775°F38°F87°F 202233°F 200827%0%
Sep 875°F38°F87°F 202229°F 200127%0%
Sep 975°F37°F84°F 202121°F 200127%0%
Sep 1074°F37°F85°F 202122°F 200126%0%
Sep 1174°F37°F86°F 202127°F 202026%0%
Sep 1274°F36°F86°F 202127°F 202026%0%
Sep 1374°F36°F84°F 202127°F 202025%0%
Sep 1473°F36°F84°F 202128°F 199325%0%
Sep 1573°F35°F83°F 202627°F 200424%0%
Sep 1673°F35°F81°F 194829°F 200424%
Sep 1772°F34°F81°F 202124°F 196824%
Sep 1872°F34°F83°F 201826°F 197123%
Sep 1972°F34°F82°F 198422°F 192423%
Sep 2071°F33°F83°F 201825°F 198823%
Sep 2171°F33°F82°F 194420°F 192422%
Sep 2271°F32°F83°F 194424°F 200922%
Sep 2370°F32°F79°F 195320°F 200422%
Sep 2470°F32°F78°F 192121°F 200421%
Sep 2570°F31°F78°F 194622°F 200021%
Sep 2669°F31°F81°F 192121°F 193420%
Sep 2769°F30°F80°F 201520°F 192420%
Sep 2869°F30°F81°F 202015°F 199920%
Sep 2968°F30°F80°F 202019°F 199920%
Sep 3068°F29°F80°F 198020°F 198519%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Monte Vista, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MDT).

September 1
sunrise 6:35 AM, sunset 7:33 PM
September 30
sunrise 6:59 AM, sunset 6:49 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00055706 (Monte Vista 2W), public domain. Records: NOAA GHCN-Daily, station USC00052184, 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.