Weather forecast for 10 daysHarper, OR

10-day overview

Daily temperatures

Maximum temperature: 59°C.
Minimum temperature: 54°C.

Chance of precipitation

Highest chance: Sunday 44%.

Long-term weather forecast

  • Wednesday
  • Oct 28, 2026
  • 57°F
  • 28°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphWSW 242°
  • Humidity: 62%
  • UV index: 3
  • Sunrise: 8:21 am MDT
  • Sunset: 6:46 pm MDT
  • ▼
  • Thursday
  • Oct 29, 2026
  • 54°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphNNE 14°
  • Humidity: 62%
  • UV index: 2
  • Sunrise: 8:23 am MDT
  • Sunset: 6:45 pm MDT
  • ▼
  • Friday
  • Oct 30, 2026
  • 59°F
  • 36°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphN 4°
  • Humidity: 56%
  • UV index: 2
  • Sunrise: 8:24 am MDT
  • Sunset: 6:43 pm MDT
  • ▼
  • Saturday
  • Oct 31, 2026
  • 54°F
  • 39°F
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.16"
  • Wind: 5mphN 5°
  • Humidity: 77%
  • UV index: 1
  • Sunrise: 8:25 am MDT
  • Sunset: 6:42 pm MDT
  • ▼
  • Sunday
  • Nov 1, 2026
  • 54°F
  • 28°F
AM Showers
AM Showers
  • Precip. probability: 44%
  • Precipitation: 0.08"
  • Wind: 10mphNW 304°
  • Humidity: 73%
  • UV index: 2
  • Sunrise: 8:27 am MDT
  • Sunset: 6:40 pm MDT
  • ▼
  • Monday
  • Nov 2, 2026
  • 55°F
  • 30°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphWNW 299°
  • Humidity: 60%
  • UV index: 2
  • Sunrise: 7:28 am MST
  • Sunset: 5:39 pm MST
  • ▼
  • Tuesday
  • Nov 3, 2026
  • 54°F
  • 30°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 6mphNNE 12°
  • Humidity: 64%
  • UV index: 2
  • Sunrise: 7:29 am MST
  • Sunset: 5:38 pm MST
  • ▼
  • Wednesday
  • Nov 4, 2026
  • 55°F
  • 32°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 5mphNNE 18°
  • Humidity: 65%
  • UV index: 2
  • Sunrise: 7:31 am MST
  • Sunset: 5:37 pm MST
  • ▼
  • Thursday
  • Nov 5, 2026
  • 57°F
  • 32°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphN 5°
  • Humidity: 62%
  • UV index: 2
  • Sunrise: 7:32 am MST
  • Sunset: 5:35 pm MST
  • ▼
  • Friday
  • Nov 6, 2026
  • 59°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 5mphNNW 341°
  • Humidity: 63%
  • UV index: 2
  • Sunrise: 7:33 am MST
  • Sunset: 5:34 pm MST
  • ▼
Models point to a combination of primarily dull and occasionally bright and rain-soaked weather is anticipated.
Rainfall is expected on Saturday and Sunday.
Highs will stay within a very narrow margin across the forecast window. Expected highs will hover between 53.6°F and 59°F, while the low temperature range extends from 28.4°F to 39.2°F.
With a maximum temperature of 59°F, Friday and next Friday will be the warmest days in Harper, Oregon; with a maximum temperature of 53.6°F, Thursday, Saturday, Sunday and Tuesday will be the coldest days in Harper, Oregon.
Updated: Oct 28, 2026 @ 11:40:40 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

In Harper, a combination of predominantly overcast and occasionally mostly clear and showery weather is expected for the next ten days.

Rainfall is anticipated on Saturday and Sunday in Harper. With light precipitation of 0.16", Saturday will be the day with the most rainfall.

The maximum temperature will range between 53.6°F and 59°F, while the minimum temperature will be between 28.4°F and 39.2°F.

With a maximum temperature of 59°F, Friday and next Friday will be the warmest days. With a maximum temperature of 53.6°F, Thursday, Saturday, Sunday and Tuesday will be the coldest days.

On Saturday, cloudy weather is anticipated.

Light precipitation of 0.16" is forecasted on Saturday. The possibility of rainfall is 24%.

On Saturday, the maximum temperature will be 53.6°F, while the minimum temperature will be 39.2°F.

On Sunday, light morning rain showers are possible throughout the early hours.

On Sunday, there is a low probability of minimal rainfall in Harper.

On Sunday, the maximum temperature will be 53.6°F, while the minimum temperature will be 28.4°F.