Colton climate

Colton Weather in May

NOAA 1991-2020 normals for Wentworth 2.5 Wnw, 25.5 km from Colton

Average highs run from 65°F on May 1 to 75°F on May 31, and lows from 40°F to 53°F. Normal precipitation for the month is 3.52 in over about 11 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 Colton, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
70°F
Average low
47°F
Precipitation
3.52 in
Record high
101°FMay 27, 2018
Record low
26°FMay 16, 2014
Chance of a freeze
56%
Days of 90°F or more
0.6
Daylight
14 h 11 min to 15 h 13 min
Cloud cover
65%
Humidity
66%
Dew point
45°F
Wind
12.5 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 165°F40°F93°F 202131°F 201133%
May 265°F41°F82°F 201227°F 201134%
May 365°F41°F81°F 201229°F 201134%
May 466°F42°F79°F 202533°F 202134%
May 566°F42°F84°F 201833°F 202134%
May 666°F43°F88°F 201630°F 202634%
May 767°F43°F84°F 201735°F 202634%
May 867°F43°F83°F 201734°F 201935%
May 968°F44°F89°F 202533°F 201535%
May 1068°F44°F89°F 202533°F 202035%
May 1168°F45°F91°F 202531°F 202135%
May 1269°F45°F94°F 202234°F 201535%
May 1369°F46°F89°F 202537°F 201635%
May 1469°F46°F89°F 202532°F 201635%
May 1570°F46°F90°F 202630°F 201436%
May 1670°F47°F86°F 201826°F 201436%
May 1770°F47°F93°F 201237°F 201436%
May 1871°F48°F93°F 201235°F 201536%
May 1971°F48°F88°F 202235°F 201536%
May 2071°F48°F79°F 201433°F 202636%
May 2172°F49°F84°F 202136°F 201737%
May 2272°F49°F86°F 201235°F 202237%0%
May 2372°F50°F89°F 201843°F 202237%0%
May 2473°F50°F90°F 201843°F 201738%0%
May 2573°F51°F91°F 201847°F 201238%0%
May 2673°F51°F94°F 201842°F 201138%0%
May 2773°F51°F101°F 201842°F 202138%0%
May 2874°F52°F94°F 202242°F 202138%0%
May 2974°F52°F89°F 202342°F 202139%0%
May 3074°F53°F91°F 202342°F 201239%0%
May 3175°F53°F92°F 202342°F 201539%0%

Chance of rain

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

May 1
sunrise 6:20 AM, sunset 8:31 PM
May 31
sunrise 5:49 AM, sunset 9:02 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00399042 (Wentworth 2.5 Wnw), public domain. Records: NOAA GHCN-Daily, station USC00397666, 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.