Weather forecast for: Fairfield IA
Last Update: 5:31 am CDT Sep 13, 2026
Today: A chance of showers between 8am and 4pm. Partly sunny, with a high near 68. North wind 5 to 10 mph. Chance of precipitation is 50%.
Tonight: A slight chance of showers between 7pm and 9pm. Partly cloudy, with a low around 58. East wind around 5 mph. Chance of precipitation is 20%.
Monday: A 40 percent chance of showers and thunderstorms, mainly before 11am. Partly sunny, with a high near 79. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night: Showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 69. Southeast wind 10 to 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 70%.
Tuesday: Showers. High near 77. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Some of the storms could produce heavy rainfall. Low around 60. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Wednesday: Showers. The rain could be heavy at times. High near 73. Chance of precipitation is 90%.
Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 65. Chance of precipitation is 70%.
Thursday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Thursday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 63.
Friday: Showers likely. Partly sunny, with a high near 76. Chance of precipitation is 60%.
Friday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 59.
Saturday: A 40 percent chance of showers. Partly sunny, with a high near 73.