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

Johnson County 7-Day Weather Forecast

Friday, Oct 23, 2026

Nighttime
57°F

Sunny / Clear

Feels like 57°F

Humidity

85%

Wind Speed

4.5 mph

Precipitation

0 in

Pressure

1023 hPa

UV Index

0

Visibility

10 mi

Cloud Cover

1%

Dew Point

48°F

7-Day Weather Forecast

Today

Oct 23

Sunny / Clear
72°H
52°L
0%

Sat

Oct 24

Sunny / Clear
72°H
55°L
0%

Sun

Oct 25

Sunny / Clear
71°H
53°L
0%

Mon

Oct 26

Sunny / Clear
65°H
53°L
0%

Tue

Oct 27

Sunny / Clear
62°H
50°L
0%

Wed

Oct 28

Sunny / Clear
69°H
52°L
0%

Thu

Oct 29

Sunny / Clear
65°H
51°L
0%

24-Hour Forecast

5 AM

57°

0%

6 AM

56°

0%

7 AM

55°

0%

8 AM

54°

0%

9 AM

54°

0%

10 AM

53°

0%

11 AM

53°

0%

12 PM

52°

0%

1 PM

52°

0%

2 PM

57°

0%

3 PM

61°

0%

4 PM

65°

0%

5 PM

68°

0%

6 PM

71°

0%

7 PM

72°

0%

8 PM

72°

0%

9 PM

71°

0%

10 PM

69°

0%

11 PM

66°

0%

12 AM

64°

0%

1 AM

62°

0%

2 AM

63°

0%

3 AM

62°

0%

4 AM

60°

0%

Air Quality (AQI)

Air quality sensors are offline for this coordinate.

Sun & Moon Phase

Sunrise

6:00 AM

Sunset

8:00 PM

Moon Phase

Waxing Gibbous

Waxing Gibbous

Wind Conditions & Storm Tracking

Wind Direction

162.1° SSE

Sustained Wind

4.5 mph

Wind Gusts

4.5 mph

7-Day Temp Range

Week's Hottest

72°F

Max Rain Prob

0%

Expected 7-Day Swings

50°
72°

High and low limits expected over the next week.

Extended Local Forecasts

14 Day Weather Forecast7 Day Weather ForecastHourly Weather Tracker

Location View

Johnson County · 41.68°N, 91.59°W
Radar Page
Coordinates41.6846°N, 91.5899°W
Elevationm
TimezoneAmerica/New_York

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Safety & Environmental Index

MetricValueStatus / Interpretation
Air Quality (AQI)N/AOffline
UV Index0Low Risk
Visibility10 milesClear

Frequently Asked Questions

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

About Johnson County Climate & Weather

Weather forecast for Johnson 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.