Chouteau County climate

Chouteau County Weather in May

NOAA 1991-2020 normals for Loma, 8 km from Chouteau County

Average highs run from 64°F on May 1 to 73°F on May 31, and lows from 34°F to 45°F. Normal precipitation for the month is 2.01 in over about 10 wet days.

May day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Chouteau County, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
69°F
Average low
39°F
Precipitation
2.01 in
Snowfall
0.8 in
Record high
97°FMay 16, 1988
Record low
14°FMay 1, 2013
Chance of a freeze
97%
Days of 90°F or more
0.6
Daylight
14 h 31 min to 15 h 44 min
Cloud cover
67%
Humidity
55%
Dew point
37°F
Wind
10.3 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
May 164°F34°F89°F 189714°F 201327%2%
May 265°F34°F89°F 194716°F 195427%2%
May 365°F34°F90°F 189716°F 189927%2%
May 465°F35°F89°F 189720°F 196728%2%
May 566°F35°F91°F 199223°F 190928%1%
May 666°F35°F92°F 199221°F 202628%1%
May 766°F36°F89°F 191129°F 194228%1%
May 867°F36°F90°F 198724°F 196929%1%
May 967°F37°F89°F 198724°F 200229%1%
May 1067°F37°F91°F 190614°F 194629%1%
May 1168°F37°F91°F 195820°F 189529%1%
May 1268°F38°F94°F 196021°F 194330%1%
May 1368°F38°F88°F 196924°F 200430%1%
May 1469°F38°F92°F 202628°F 200430%1%
May 1569°F39°F91°F 189727°F 197131%1%
May 1669°F39°F97°F 198826°F 189531%1%
May 1770°F40°F90°F 200627°F 194331%1%
May 1870°F40°F91°F 200627°F 196532%1%
May 1970°F40°F92°F 200626°F 196832%1%
May 2070°F41°F92°F 195828°F 190332%1%
May 2171°F41°F97°F 198027°F 200933%1%
May 2271°F42°F91°F 198024°F 202233%1%
May 2371°F42°F91°F 198531°F 200233%1%
May 2472°F42°F94°F 200132°F 198434%1%
May 2572°F43°F93°F 199928°F 201234%1%
May 2672°F43°F92°F 196627°F 197534%1%
May 2772°F43°F94°F 196632°F 197334%0%
May 2873°F44°F94°F 195821°F 194734%0%
May 2973°F44°F93°F 198427°F 189534%0%
May 3073°F44°F94°F 198430°F 197735%0%
May 3173°F45°F93°F 197227°F 198235%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Chouteau County, 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).

May 1
sunrise 6:04 AM, sunset 8:35 PM
May 31
sunrise 5:28 AM, sunset 9:12 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00245153 (Loma), public domain. Records: NOAA GHCN-Daily, station USC00243113, 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.