Morrow County climate

Morrow County Weather in June

NOAA 1991-2020 normals for Heppner, 6.2 km from Morrow County

Average highs run from 73°F on June 1 to 81°F on June 30, and lows from 48°F to 52°F. Normal precipitation for the month is 1.35 in over about 7 wet days.

June day by day

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

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

June at a glance

Average high
77°F
Average low
50°F
Precipitation
1.35 in
Record high
109°FJun 30, 2021
Record low
31°FJun 8, 2002
Chance of a freeze
1%
Days of 90°F or more
2.6
Daylight
15 h 27 min to 15 h 38 min
Cloud cover
50%
Humidity
55%
Dew point
45°F
Wind
9.2 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
Jun 173°F48°F102°F 198632°F 196630%0%
Jun 273°F48°F97°F 197033°F 190829%0%
Jun 374°F48°F96°F 202134°F 191129%0%
Jun 474°F48°F96°F 196933°F 196229%0%
Jun 574°F48°F93°F 197835°F 197628%0%
Jun 674°F48°F94°F 201634°F 189928%0%
Jun 774°F48°F97°F 201634°F 191928%0%
Jun 874°F49°F96°F 201631°F 200227%0%
Jun 975°F49°F99°F 201534°F 193827%0%
Jun 1075°F49°F98°F 202533°F 201226%0%
Jun 1175°F49°F98°F 202534°F 191926%0%
Jun 1275°F49°F94°F 193436°F 191025%0%
Jun 1376°F49°F93°F 194034°F 191724%0%
Jun 1476°F49°F95°F 197434°F 193024%0%
Jun 1576°F49°F92°F 198734°F 198623%0%
Jun 1676°F49°F99°F 196136°F 193923%0%
Jun 1777°F50°F105°F 196136°F 194922%0%
Jun 1877°F50°F103°F 196135°F 195422%0%
Jun 1977°F50°F96°F 196136°F 190821%0%
Jun 2078°F50°F98°F 191836°F 190820%0%
Jun 2178°F50°F97°F 197335°F 194720%0%
Jun 2278°F50°F98°F 197336°F 196319%0%
Jun 2379°F51°F99°F 195833°F 190419%0%
Jun 2479°F51°F102°F 199237°F 198518%0%
Jun 2579°F51°F100°F 197038°F 197618%0%
Jun 2680°F51°F98°F 197037°F 197617%0%
Jun 2780°F51°F101°F 201534°F 196217%0%
Jun 2881°F52°F104°F 201536°F 196217%0%
Jun 2981°F52°F106°F 202137°F 196816%0%
Jun 3081°F52°F109°F 202133°F 194916%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Morrow County, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PDT).

June 1
sunrise 5:13 AM, sunset 8:40 PM
June 30
sunrise 5:13 AM, sunset 8:51 PM

Every day of June: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00353827 (Heppner), public domain. Records: NOAA GHCN-Daily, station USC00353827, 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.