7-Day Zone Forecast for Johnson County (Text-Only)
NWS Forecast for: Johnson County
Issued by: National Weather Service Quad Cities, IA/IL
Last Update: 126 AM CDT Thu Mar 19 2026


Rest Of Tonight: Mostly cloudy and not as cool. Near steady temperature in the mid 30s. Southeast winds around 5 mph.

Thursday: Mostly sunny. Highs in the upper 50s. East winds around 5 mph.

Thursday Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 40s. South winds around 5 mph.

Friday: Mostly sunny. Warmer with highs in the upper 60s. West winds 5 to 10 mph.

Friday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 40s. North winds around 5 mph, becoming east after midnight.

Saturday And Saturday Night: Mostly clear. Highs in the mid 70s. Lows in the lower 50s.

Sunday: Partly sunny in the morning, then becoming mostly cloudy. Cooler with highs in the mid 60s. Temperature falling into the mid 50s in the afternoon.

Sunday Night: Partly cloudy in the evening, then clearing. Much cooler with lows in the upper 20s.

Monday: Sunny. Much cooler with highs in the upper 40s.

Monday Night Through Tuesday Night: Mostly cloudy. Lows in the mid 30s. Highs in the mid 50s.

Wednesday: Mostly sunny. Highs in the mid 60s.







Zone Forecast: Johnson County

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