Dallam County climate

Dallam County Weather in May

NOAA 1991-2020 normals for Dalhart, 25.2 km from Dallam County

Average highs run from 74°F on May 1 to 85°F on May 31, and lows from 43°F to 54°F. Normal precipitation for the month is 1.91 in.

May day by day

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

Normal daily high and low temperature at Dallam County, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
79°F
Average low
48°F
Precipitation
1.91 in
Record high
102°FMay 15, 1996
Record low
25°FMay 3, 2013
Chance of a freeze
39%
Days of 90°F or more
5.6
Daylight
13 h 41 min to 14 h 27 min
Cloud cover
50%
Humidity
46%
Dew point
40°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 174°F43°F94°F 199227°F 19622%
May 274°F44°F93°F 201228°F 20082%
May 374°F44°F93°F 199625°F 20131%
May 475°F44°F96°F 201227°F 19791%
May 575°F45°F96°F 201235°F 19531%
May 675°F45°F94°F 200032°F 19531%
May 776°F45°F98°F 202234°F 19751%
May 876°F46°F96°F 199630°F 19841%
May 976°F46°F96°F 195632°F 19651%
May 1077°F46°F98°F 202232°F 19811%
May 1177°F47°F97°F 196133°F 20081%
May 1277°F47°F97°F 196232°F 19531%
May 1378°F47°F97°F 196032°F 19531%
May 1478°F48°F98°F 202629°F 19531%
May 1579°F48°F102°F 199631°F 19671%
May 1679°F48°F101°F 199638°F 20111%
May 1779°F49°F98°F 201339°F 19760%
May 1880°F49°F99°F 199634°F 19860%
May 1980°F49°F98°F 200434°F 19710%
May 2081°F50°F97°F 200634°F 20170%
May 2181°F50°F97°F 195335°F 19670%
May 2281°F51°F99°F 199637°F 20190%
May 2382°F51°F100°F 200042°F 19570%
May 2482°F51°F96°F 198940°F 20170%
May 2583°F52°F100°F 200636°F 19500%
May 2683°F52°F102°F 200638°F 19500%
May 2783°F52°F97°F 200639°F 19730%
May 2884°F53°F100°F 197438°F 19920%
May 2984°F53°F102°F 201138°F 19730%
May 3085°F54°F99°F 199841°F 19750%
May 3185°F54°F99°F 200240°F 20040%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Dallam County, in percent, and of at least 0.1 inch of snowfall.00.511.521102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

May 1
sunrise 6:57 AM, sunset 8:38 PM
May 31
sunrise 6:35 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 USC00412238 (Dalhart), public domain. Records: NOAA GHCN-Daily, station USW00093042, 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.