Find the Best Places in the United States

Compare Cost of Living, Education, Income, Population, and More.

Current Weather Conditions for Johnston, IA

Mostly cloudy. Low around 43, with temperatures rising to around 45 overnight. South wind around 7 mph.
44°F

Conditions

Wind: 6 mph S
Humidity: 93%
Probability of Precipitation: 2%

Hourly Forcast (next 12 hours)

7 AM 8 AM 9 AM 10 AM 11 AM 12 PM 1 PM 2 PM 3 PM 4 PM 5 PM 6 PM 7 PM
44° 44° 44° 44° 45° 45° 44° 45° 46° 48° 49° 51° 52°

Upcoming Week

Day Forecast High Low
Overnight
Mostly Cloudy
Mostly cloudy. Low around 43, with temperatures rising to around 45 overnight. South wind around 7 mph.
30°F 25°F
Monday
Light Rain Likely
Rain likely after 7am. Cloudy. High near 54, with temperatures falling to around 52 in the afternoon. South southeast wind 3 to 7 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
30°F 25°F
Monday Night
Chance Light Rain
A chance of rain before 8pm, then a chance of rain and patchy fog between 8pm and 2am. Cloudy, with a low around 46. South wind around 3 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
30°F 25°F
Tuesday
Patchy Fog then Slight Chance Light Rain
Patchy fog before 9am, then a slight chance of rain. Mostly cloudy. High near 55, with temperatures falling to around 46 in the afternoon. West southwest wind 2 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
30°F 25°F
Tuesday Night
Mostly Cloudy
Mostly cloudy, with a low around 28. West northwest wind 14 to 20 mph, with gusts as high as 28 mph.
30°F 25°F
Wednesday
Mostly Sunny
Mostly sunny, with a high near 36.
30°F 25°F
Wednesday Night
Partly Cloudy
Partly cloudy, with a low around 20.
30°F 25°F
Thanksgiving Day
Mostly Sunny
Mostly sunny, with a high near 35.
30°F 25°F
Thursday Night
Mostly Cloudy
Mostly cloudy, with a low around 21.
30°F 25°F
Friday
Partly Sunny
Partly sunny, with a high near 34.
30°F 25°F
Friday Night
Chance Light Snow
A chance of snow. Mostly cloudy, with a low around 23. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.
30°F 25°F
Saturday
Chance Light Snow
A chance of snow before noon, then a chance of rain and snow. Mostly cloudy, with a high near 32. Chance of precipitation is 40%.
30°F 25°F
Saturday Night
Light Snow Likely
Snow likely. Cloudy, with a low around 24. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
30°F 25°F
Sunday
Chance Light Snow
A chance of snow. Mostly cloudy, with a high near 31. New snow accumulation of less than half an inch possible.
30°F 25°F
Data provided by weather.gov