Radcliffe climate

Radcliffe Weather in May

NOAA 1991-2020 normals for Iowa Falls, 27.1 km from Radcliffe

Average highs run from 64°F on May 1 to 76°F on May 31, and lows from 41°F to 54°F. Normal precipitation for the month is 5.57 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 Radcliffe, in °F, with the record for each date.020406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
70°F
Average low
48°F
Precipitation
5.57 in
Record high
107°FMay 31, 1934
Record low
18°FMay 4, 1907
Chance of a freeze
41%
Days of 90°F or more
0.6
Daylight
14 h 04 min to 15 h 03 min
Cloud cover
66%
Humidity
73%
Dew point
50°F
Wind
11.9 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°F41°F90°F 199221°F 190940%
May 265°F42°F90°F 202125°F 190940%
May 365°F42°F90°F 191824°F 190940%
May 466°F43°F92°F 191818°F 190740%
May 566°F43°F90°F 190928°F 191740%
May 666°F43°F97°F 193427°F 192540%
May 767°F44°F94°F 193424°F 190640%
May 867°F44°F94°F 193428°F 193140%
May 967°F45°F94°F 189525°F 194540%
May 1068°F45°F91°F 198724°F 196640%
May 1168°F46°F94°F 201125°F 192540%
May 1268°F46°F92°F 202228°F 189540%
May 1369°F47°F93°F 202229°F 191840%
May 1469°F47°F93°F 193228°F 189541%
May 1570°F47°F97°F 201330°F 190441%
May 1670°F48°F93°F 193628°F 192141%
May 1770°F48°F93°F 193431°F 191541%
May 1871°F49°F98°F 193432°F 191541%0%
May 1971°F49°F98°F 193430°F 189441%0%
May 2071°F50°F97°F 193430°F 190741%0%
May 2172°F50°F91°F 197029°F 189541%0%
May 2272°F50°F99°F 192530°F 196341%0%
May 2373°F51°F91°F 192527°F 196341%0%
May 2473°F51°F95°F 193933°F 192441%0%
May 2573°F52°F98°F 196731°F 192541%0%
May 2674°F52°F93°F 196732°F 196141%0%
May 2774°F52°F94°F 201833°F 190741%0%
May 2874°F53°F98°F 201831°F 194741%0%
May 2975°F53°F100°F 193429°F 194741%0%
May 3075°F54°F105°F 193434°F 189741%0%
May 3176°F54°F107°F 193428°F 189741%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Radcliffe, 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 8:13 PM
May 31
sunrise 5:40 AM, sunset 8:43 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00134142 (Iowa Falls), public domain. Records: NOAA GHCN-Daily, station USC00134142, 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.