Delta County climate

Delta County Weather in July

NOAA 1991-2020 normals for Cooper Dam, 9.8 km from Delta County

Average highs run from 92°F on July 1 to 95°F on July 31, and lows from 72°F to 74°F. Normal precipitation for the month is 3.42 in over about 6 wet days.

July day by day

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

Normal daily high and low temperature at Delta County, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

July at a glance

Average high
94°F
Average low
74°F
Precipitation
3.42 in
Record high
111°FJul 25, 1954
Record low
53°FJul 31, 1971
Chance of a freeze
0%
Days of 90°F or more
26.2
Daylight
14 h 19 min to 13 h 48 min
Cloud cover
42%
Humidity
64%
Dew point
69°F
Wind
7.6 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
Jul 192°F72°F107°F 189458°F 195020%0%
Jul 292°F73°F102°F 189458°F 195020%0%
Jul 392°F73°F106°F 189457°F 201320%0%
Jul 492°F73°F106°F 199657°F 201320%0%
Jul 592°F73°F102°F 189457°F 196820%0%
Jul 693°F73°F104°F 197155°F 197220%0%
Jul 793°F73°F104°F 189755°F 197220%0%
Jul 893°F73°F104°F 195658°F 197219%0%
Jul 993°F73°F110°F 195658°F 189419%0%
Jul 1093°F73°F104°F 196460°F 189419%0%
Jul 1193°F73°F105°F 195460°F 189419%0%
Jul 1293°F74°F108°F 195463°F 189718%0%
Jul 1394°F74°F108°F 195460°F 195318%0%
Jul 1494°F74°F105°F 195460°F 196418%0%
Jul 1594°F74°F109°F 200055°F 196717%0%
Jul 1694°F74°F106°F 197155°F 196717%0%
Jul 1794°F74°F108°F 195460°F 196717%0%
Jul 1894°F74°F107°F 195462°F 201417%0%
Jul 1994°F74°F108°F 195662°F 200417%0%
Jul 2094°F74°F106°F 201862°F 191017%0%
Jul 2195°F74°F105°F 201863°F 191017%0%
Jul 2295°F74°F106°F 201856°F 197017%0%
Jul 2395°F74°F108°F 201860°F 197017%0%
Jul 2495°F74°F105°F 195462°F 189418%0%
Jul 2595°F74°F111°F 195460°F 201918%0%
Jul 2695°F74°F110°F 195461°F 201918%0%
Jul 2795°F74°F106°F 189358°F 200418%0%
Jul 2895°F74°F108°F 189357°F 199418%0%
Jul 2995°F74°F105°F 199558°F 199418%0%
Jul 3095°F74°F105°F 195658°F 198419%0%
Jul 3195°F74°F105°F 195753°F 197119%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Delta County, in percent, and of at least 0.1 inch of snowfall.05101520251102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

July 1
sunrise 6:17 AM, sunset 8:36 PM
July 31
sunrise 6:35 AM, sunset 8:23 PM

Every day of July: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00411968 (Cooper Dam), public domain. Records: NOAA GHCN-Daily, station USC00418743, 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.