Grant County, OR Weather Forecast

County weather hub

91°

Sunny

Compare major city weather across Grant County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.

Wednesday, July 15, 2026

Wind: 1 to 7 mph NW

Wednesday

Sunny, with a high near 91.

County weather hub

County Weather Overview

This county weather page brings together forecast coverage for Grant County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.

Current forecast coverage spans 1 of 1 mapped cities in Grant County.

Page Snapshot

Page focus: county weather
Forecast window: Jul 15 to Jul 17, 2026
Latest sync: Jul 11, 2026 1:30 PM PDT
Forecast office: PDT
Source: NOAA / NWS

Next High

91°F

Wednesday

Next Low

56°F

Wednesday Night

Rain Outlook

Periods mentioning precipitation

Windiest

2 to 9 mph

Wednesday Night

Daily Outlook

Today

Jul 15

Sunny

91 °F

/ 56°F

Wind 1 to 7 mph

Thu

Jul 16

Sunny

89 °F

/ 55°F

Wind 2 to 9 mph

Fri

Jul 17

Sunny

94 °F

/ 58°F

Wind 1 to 7 mph

This Week in Grant County

Friday looks like the warmest upcoming period in Grant County at 94 degrees F.

Thursday Night is the coolest period ahead with temperatures near 55 degrees F.

The strongest winds are forecast for Wednesday Night at about 2 to 9 mph NW.

The forecast from Jul 15 through Jul 17 stays mostly dry.

Forecast Details

Last updated: Jul 11, 2026 1:30 PM PDT
Coverage: 4 days
Time zone: America/Los_Angeles
Forecast office: PDT
Radar station: KPDT

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Wednesday Night

Jul 15

56°F

Mostly Clear

2 to 9 mph NW

Mostly clear, with a low around 56.

Thursday

Jul 16

89°F

Sunny

2 to 9 mph NW

Sunny, with a high near 89.

Thursday Night

Jul 16

55°F

Mostly Clear

1 to 9 mph N

Mostly clear, with a low around 55.

Friday

Jul 17

94°F

Sunny

1 to 7 mph N

Sunny, with a high near 94.

Friday Night

Jul 17

58°F

Partly Cloudy

1 to 7 mph NE

Partly cloudy, with a low around 58.

Detailed Forecast

Period	Conditions	Temp	Wind	Details
Wednesday Jul 15	Sunny	91°F	1 to 7 mph NW	Sunny, with a high near 91.
Wednesday Night Jul 15	Mostly Clear	56°F	2 to 9 mph NW	Mostly clear, with a low around 56.
Thursday Jul 16	Sunny	89°F	2 to 9 mph NW	Sunny, with a high near 89.
Thursday Night Jul 16	Mostly Clear	55°F	1 to 9 mph N	Mostly clear, with a low around 55.
Friday Jul 17	Sunny	94°F	1 to 7 mph N	Sunny, with a high near 94.
Friday Night Jul 17	Partly Cloudy	58°F	1 to 7 mph NE	Partly cloudy, with a low around 58.

Major City Forecasts

Live forecast snapshots for major cities across Grant County.

John Day

Population 1,669

91°F

Mostly Sunny then Slight Chance Showers And Thunderstorms

Wednesday

3 mph

Coverage

Tracked cities

Coverage

100%

Forecast coverage currently spans 1 of 1 mapped cities in Grant County.

Largest mapped city population in this region: 1,669.

Region Links

Oregon weather

Statewide weather overview

United States weather

National weather entry point

Canyoncitygrantcourthouse image

Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.