Duncan climate

Duncan Weather in June

NASA POWER reanalysis for the half-degree grid cell around Duncan, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 18°C on June 1 to 21°C on June 30, and lows from 10°C to 12°C. Normal precipitation for the month is 42 mm over about 9 wet days.

June day by day

The normal high and low for each date, in °C.

Normal daily high and low temperature at Duncan, in °C, with the record for each date.5101520253035151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

June at a glance

Average high
19°C
Average low
11°C
Precipitation
42 mm
Reanalysis high
31°CJun 25, 2017
Reanalysis low
6°CJun 3, 2010
Daylight
15 h 54 min to 16 h 07 min
Cloud cover
70%
Humidity
75%
Dew point
10°C
Wind
7.9 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowReanalysis highReanalysis lowChance wet
Jun 118°C10°C24°C 20097°C 199935%
Jun 218°C10°C27°C 20097°C 200136%
Jun 318°C10°C28°C 20096°C 201037%
Jun 418°C10°C30°C 20097°C 200137%
Jun 518°C10°C30°C 20167°C 199938%
Jun 618°C10°C28°C 20037°C 199939%
Jun 718°C10°C27°C 20037°C 200239%
Jun 818°C10°C25°C 20047°C 200839%
Jun 918°C10°C23°C 20027°C 200838%
Jun 1018°C10°C23°C 20157°C 200837%
Jun 1118°C11°C26°C 20197°C 200038%
Jun 1218°C11°C26°C 20198°C 200737%
Jun 1318°C11°C29°C 20027°C 199137%
Jun 1418°C11°C28°C 19998°C 200835%
Jun 1519°C11°C26°C 20158°C 201635%
Jun 1619°C11°C24°C 20037°C 199636%
Jun 1719°C11°C26°C 20047°C 199635%
Jun 1819°C11°C29°C 20188°C 199633%
Jun 1919°C11°C28°C 20048°C 199932%
Jun 2019°C11°C29°C 20049°C 201431%
Jun 2120°C12°C30°C 20049°C 201430%
Jun 2220°C12°C28°C 20049°C 199330%
Jun 2320°C12°C26°C 19928°C 200829%
Jun 2420°C12°C29°C 20178°C 201230%
Jun 2520°C12°C31°C 20178°C 200731%
Jun 2620°C12°C27°C 20159°C 199929%
Jun 2721°C12°C29°C 20009°C 201229%
Jun 2821°C12°C28°C 19959°C 199628%
Jun 2921°C12°C29°C 20088°C 201029%
Jun 3021°C12°C30°C 19958°C 201029%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Duncan, in percent.0102030401102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (PDT).

June 1
sunrise 5:16 AM, sunset 9:10 PM
June 30
sunrise 5:15 AM, sunset 9:22 PM

Every day of June: sun and moon

Other months

Sources

Cloud, humidity, wind and sunshine, and temperature and precipitation: 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.