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Plan your week in Lewis County with our detailed 7-Day Weather Forecast. Access reliable daily temperature highs and lows, rain chances, and weekly weather pattern summaries.

Lewis County 7-Day Weather Forecast

Sunday, Oct 25, 2026

Nighttime
61°F

Mainly Clear

Feels like 61°F

Humidity

62%

Wind Speed

8.3 mph

Precipitation

0 in

Pressure

1026 hPa

UV Index

0

Visibility

10 mi

Cloud Cover

24%

Dew Point

52°F

7-Day Weather Forecast

Today

Oct 25

Mainly Clear
75°H
54°L
0%

Mon

Oct 26

Mainly Clear
74°H
56°L
0%

Tue

Oct 27

Mainly Clear
71°H
54°L
0%

Wed

Oct 28

Mainly Clear
72°H
56°L
0%

Thu

Oct 29

Mainly Clear
73°H
60°L
0%

Fri

Oct 30

Mainly Clear
76°H
58°L
0%

Sat

Oct 31

Mainly Clear
69°H
59°L
0%

24-Hour Forecast

3 AM

61°

0%

4 AM

60°

0%

5 AM

59°

0%

6 AM

58°

0%

7 AM

57°

0%

8 AM

56°

0%

9 AM

56°

0%

10 AM

55°

0%

11 AM

54°

0%

12 PM

54°

0%

1 PM

54°

0%

2 PM

58°

0%

3 PM

62°

0%

4 PM

66°

0%

5 PM

70°

0%

6 PM

73°

0%

7 PM

75°

0%

8 PM

75°

0%

9 PM

75°

0%

10 PM

73°

0%

11 PM

68°

0%

12 AM

66°

0%

1 AM

64°

0%

2 AM

64°

0%

Air Quality (AQI)

47Good

Air quality is satisfactory, and air pollution poses little or no risk.

PM2.5

7.6 µg/m³

PM10

7.6 µg/m³

Sun & Moon Phase

Sunrise

6:00 AM

Sunset

8:00 PM

Moon Phase

Waxing Gibbous

Waxing Gibbous

Wind Conditions & Storm Tracking

Wind Direction

153.2° SSE

Sustained Wind

8.3 mph

Wind Gusts

8.3 mph

7-Day Temp Range

Week's Hottest

76°F

Max Rain Prob

0%

Expected 7-Day Swings

54°
76°

High and low limits expected over the next week.

Extended Local Forecasts

14 Day Weather Forecast7 Day Weather ForecastHourly Weather Tracker

Location View

Lewis County · 40.08°N, 91.72°W
Radar Page
Coordinates40.0830°N, 91.7198°W
Elevationm
TimezoneAmerica/New_York

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Safety & Environmental Index

MetricValueStatus / Interpretation
Air Quality (AQI)47Good
UV Index0Low Risk
Visibility10 milesClear

Frequently Asked Questions

The 7-day forecast for Lewis County includes comprehensive daily weather summaries, max/min temperatures, and expected rainfall to keep you prepared for the week.

About Lewis County Climate & Weather

Weather forecast for Lewis County is powered by high-resolution weather models using open-source infrastructure. Check current temperatures, rain radar graphs, hourly wind speeds, humidity values, and ultraviolet indexes directly from our weather tracking console.

Meteorological Data: Weather data for this area is aggregated from global and regional forecast models (GFS, HRRR, ERA5) and updated continuously every hour.