Mountain View climate

Mountain View Weather in September

NOAA 1991-2020 normals for West Plains Muni AP, 21.9 km from Mountain View

Average highs run from 86°F on September 1 to 76°F on September 30, and lows from 62°F to 52°F. Normal precipitation for the month is 3.09 in over about 10 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 Mountain View, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
81°F
Average low
57°F
Precipitation
3.09 in
Record high
102°FSep 3, 2000
Record low
35°FSep 30, 1999
Chance of a freeze
0%
Days of 90°F or more
3.9
Daylight
12 h 57 min to 11 h 50 min
Cloud cover
46%
Humidity
69%
Dew point
57°F
Wind
3.6 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 186°F62°F98°F 202650°F 202332%0%
Sep 285°F62°F101°F 200049°F 200932%0%
Sep 385°F62°F102°F 200052°F 200932%0%
Sep 485°F62°F98°F 199847°F 199732%0%
Sep 584°F61°F102°F 202641°F 199731%0%
Sep 684°F61°F99°F 202648°F 200331%0%
Sep 784°F61°F99°F 199846°F 201731%0%
Sep 883°F60°F99°F 202643°F 202531%0%
Sep 983°F60°F100°F 202643°F 202431%0%
Sep 1083°F60°F93°F 201345°F 199831%0%
Sep 1182°F59°F94°F 201347°F 201731%0%
Sep 1282°F59°F95°F 202647°F 201531%0%
Sep 1382°F59°F95°F 202544°F 201531%0%
Sep 1481°F58°F96°F 202545°F 199931%0%
Sep 1581°F58°F98°F 202644°F 200731%0%
Sep 1681°F57°F95°F 201945°F 200031%0%
Sep 1780°F57°F98°F 202643°F 199931%0%
Sep 1880°F57°F93°F 201845°F 201231%0%
Sep 1980°F56°F94°F 201842°F 201232%0%
Sep 2079°F56°F93°F 201840°F 200632%0%
Sep 2179°F55°F93°F 202244°F 199932%0%
Sep 2279°F55°F92°F 201742°F 199932%0%
Sep 2378°F55°F91°F 201741°F 201232%0%
Sep 2478°F54°F91°F 201743°F 201432%0%
Sep 2578°F54°F88°F 199838°F 200132%0%
Sep 2677°F54°F89°F 201736°F 200132%0%
Sep 2777°F53°F89°F 199841°F 200032%0%
Sep 2876°F53°F92°F 199942°F 199632%0%
Sep 2976°F52°F90°F 199836°F 200332%0%
Sep 3076°F52°F91°F 201935°F 199932%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Mountain View, 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 (CDT).

September 1
sunrise 6:38 AM, sunset 7:35 PM
September 30
sunrise 7:01 AM, sunset 6:51 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00053901 (West Plains Muni AP), public domain. Records: NOAA GHCN-Daily, station USW00053901, 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.