Weather forecast for tomorrowJefferson, OR

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 66°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 7mphN 359°
  • Humidity: 64%
  • UV index: 3
  • Sunrise: 7:31 am PDT
  • Sunset: 6:22 pm PDT
  • ▼
Tomorrow, on Sunday, clouds and sunshine will alternate throughout the day.
A temperature range of a breezy 66.2°F to a chilly 44.6°F is expected.
Tomorrow, the expected high will be a couple of degrees higher than the average October maximum of 62.4°F.
Sunrise will be at 7:31 am and sunset at 6:22 pm; tomorrow's daylight will last for 10h and 50min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 63°C.
Coldest hour: 6 am 43°C.

Chance of precipitation

Highest chance: 6 am 9%.

Hourly weather forecast

  • 12 am
  • 52°F
  • Feels like:
    48°F
Mostly Clear
Mostly Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 8mphN 1°
  • Humidity: 73%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 48°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 7mphN 0°
  • Humidity: 80%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 45°F
  • Feels like:
    41°F
Mostly Clear
Mostly Clear
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 5mphN 2°
  • Humidity: 85%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 43°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 4mphN 354°
  • Humidity: 90%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:31 am
  • 8 am
  • 41°F
  • Feels like:
    39°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 4mphN 356°
  • Humidity: 94%
  • Pressure: 30.12"Hg
  • Visibility: 1mi
  • UV index: 0
  • ▼
  • 10 am
  • 50°F
  • Feels like:
    46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphN 8°
  • Humidity: 79%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 55°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphN 4°
  • Humidity: 63%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 61°F
  • Feels like:
    61°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphN 355°
  • Humidity: 50%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 64°F
  • Feels like:
    64°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphN 350°
  • Humidity: 42%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 61°F
  • Feels like:
    61°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 3mphN 350°
  • Humidity: 48%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:22 pm
  • 8 pm
  • 54°F
  • Feels like:
    54°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphSW 216°
  • Humidity: 62%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 50°F
  • Feels like:
    50°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 2mphSW 216°
  • Humidity: 72%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, primarily overcast and occasionally clear weather is forecasted.
The temperature will be between the lowest temperature of 41°F and the highest temperature of 64.4°F. The warmest part of the day will be at 4 pm and 5 pm.
The high will be a few degrees higher than the normal maximum of 62.4°F for October. Tomorrow, the minimum temperature will be also resembling the average low for October.
Updated: Oct 17, 2026 @ 17:08:26 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, the sky will feature a blend of clouds and sunshine.

Tomorrow, the highest temperature will be 66.2°F, while the lowest temperature will be 44.6°F.
The highest temperature tomorrow will be moderately higher than the average maximum temperature in October. The lowest temperature will be in line with the average low of 44.6°F.

On Sunday, in Jefferson, sunrise will be at 7:31 am and sunset at 6:22 pm (PDT).

In Jefferson, the length of the day tomorrow will be 10h and 50min.