Weather forecast for 10 days
Johnston, IA

Tomorrow, on Sunday, January 5, the sky will be clouded as well.
A slight temperature fluctuation is forecasted, ranging from a high of a subzero 15.8°F (-9°C) to a low of an extreme-cold 6.8°F (-14°C).
Tomorrow, the highest temperature will be noticeably lower than January's average maximum of 27.9°F (-2.3°C).
Sunrise will be at 7:40 am and sunset at 5:00 pm; tomorrow's daylight will last for 9h and 20min.

For the next ten days, primarily cloudy and occasionally sunny weather is expected.
Rain is not anticipated in Johnston in the upcoming days.
Temperature fluctuation will be noticeable in the coming days. The highest temperature will range between 15.8°F (-9°C) and 30.2°F (-1°C), while the lowest nightly temperature differences will be also considerable, as the minimum temperature will range between 6.8°F (-14°C) and 23°F (-5°C).
Thursday and Friday, with the highest temperature of 30.2°F (-1°C), will be the warmest days in Johnston; the coldest day will be Sunday, with a maximum of 15.8°F (-9°C).

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With an average high-temperature of 27.9°F (-2.3°C) and an average low-temperature of 14.4°F (-9.8°C), January is the coldest month in Johnston.