Colfax climate

Colfax Weather in May

NOAA 1991-2020 normals for Des Moines 17 E, 14 km from Colfax

Average highs run from 66°F on May 1 to 76°F on May 31, and lows from 45°F to 57°F. Normal precipitation for the month is 4.78 in over about 13 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 Colfax, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
71°F
Average low
51°F
Precipitation
4.78 in
Record high
99°FMay 28, 2018
Record low
28°FMay 3, 2011
Chance of a freeze
21%
Days of 90°F or more
0.6
Daylight
14 h 02 min to 14 h 59 min
Cloud cover
65%
Humidity
74%
Dew point
52°F
Wind
10.7 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
May 166°F45°F89°F 200730°F 195039%1%
May 267°F45°F89°F 196829°F 197040%1%
May 367°F45°F88°F 194928°F 201140%1%
May 467°F46°F89°F 195228°F 201140%0%
May 568°F46°F90°F 196232°F 200540%0%
May 668°F47°F88°F 196630°F 198940%0%
May 768°F47°F90°F 196632°F 195440%0%
May 868°F47°F90°F 196333°F 198041%0%
May 969°F48°F93°F 189532°F 196641%0%
May 1069°F48°F91°F 202228°F 196641%0%
May 1169°F49°F94°F 201134°F 198141%0%
May 1270°F49°F93°F 195632°F 189541%0%
May 1370°F50°F94°F 202232°F 195341%0%
May 1470°F50°F91°F 198832°F 189541%0%
May 1571°F51°F95°F 201332°F 197341%0%
May 1671°F51°F91°F 189434°F 197541%0%
May 1771°F51°F92°F 201936°F 201441%0%
May 1872°F52°F91°F 199738°F 200241%0%
May 1972°F52°F89°F 197532°F 189441%0%
May 2072°F53°F92°F 199836°F 189441%0%
May 2173°F53°F89°F 196235°F 189541%0%
May 2273°F53°F90°F 195632°F 196341%0%
May 2373°F54°F90°F 196733°F 196341%0%
May 2474°F54°F93°F 196738°F 189741%0%
May 2574°F55°F96°F 196735°F 197442%0%
May 2674°F55°F94°F 196736°F 196142%0%
May 2775°F55°F96°F 201839°F 197142%0%
May 2875°F56°F99°F 201837°F 198342%0%
May 2975°F56°F98°F 201838°F 196541%0%
May 3076°F56°F95°F 201839°F 189741%0%
May 3176°F57°F91°F 201036°F 189741%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Colfax, in percent, and of at least 0.1 inch of snowfall.010203040501102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

May 1
sunrise 6:09 AM, sunset 8:11 PM
May 31
sunrise 5:41 AM, sunset 8:40 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00054902 (Des Moines 17 E), public domain. Records: NOAA GHCN-Daily, station USC00135992, 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.