Jefferson, IA 14 Day Weather - 50059 WeatherWorld.com
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Jefferson, IA Weather Forecast


Jefferson, IA Weather Forecast Dated: 413 AM Sat Sep 26 2026
Expect a cool pattern with a mix of sun and clouds and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate.
Saturday, September 26, 2026
Mid-Morning
56°F 13°C
Drizzle
Mid-Afternoon
62°F 17°C
Scattered Showers
Early-Evening
59°F 15°C
Scattered Showers
Refreshing around 62°F 17°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds out of the SSE at 15 mph 25 km/h. Gusts up to 24 mph 39 km/h.
Sunday, September 27, 2026
Mid-Morning
57°F 14°C
Cloudy
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
64°F 18°C
Sunny
Comfortable with temperatures reaching 68°F 20°C, cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds switching from the SE to the ESE at 8 mph 14 km/h.
Monday, September 28, 2026
Mid-Morning
59°F 15°C
Overcast
Mid-Afternoon
71°F 21°C
Partly Cloudy
Early-Evening
67°F 20°C
Sunny
Enjoyable around 71°F 21°C, overcast in the morning, partly cloudy in the afternoon, and cloudy this evening, with lower humidity and barometric pressure falling. Winds SSE at 14 mph 22 km/h. Gusts up to 22 mph 36 km/h.
Tuesday, September 29, 2026
Mid-Morning
58°F 15°C
Light Showers
Mid-Afternoon
61°F 16°C
Light Showers
Early-Evening
62°F 17°C
Light Showers
Cool with a high near 61°F 16°C, rounds of showers expected off and on all day, with steady humidity and steady pressure. Winds swinging from the ESE to the NNE at 5 mph 7 km/h.
Wednesday, September 30, 2026
Mid-Morning
58°F 15°C
Overcast
Mid-Afternoon
63°F 17°C
Light Showers
Early-Evening
65°F 19°C
Heavy Rain Showers
Refreshing around 63°F 17°C, clouds and showers taking over for the afternoon and evening, with steady humidity and barometric pressure falling.
Thursday, October 1, 2026
Mid-Morning
63°F 17°C
Fog
Mid-Afternoon
62°F 17°C
Light Showers
Early-Evening
60°F 16°C
Light Showers
Mildly cool near 62°F 17°C, dry early, with showers continuing through afternoon and evening, with steady humidity and steady pressure. Winds building from NE at 5 mph 8 km/h to NE at 13 mph 21 km/h. Gusts up to 25 mph 41 km/h.
Friday, October 2, 2026
Mid-Morning
56°F 14°C
Partly Cloudy
Mid-Afternoon
66°F 19°C
Partly Cloudy
Early-Evening
64°F 18°C
Cloudy
Comfortable at 66°F 19°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds turning from the SE to the ESE at 8 mph 13 km/h.
Saturday, October 3, 2026
Mid-Morning
59°F 15°C
Overcast
Mid-Afternoon
57°F 14°C
Light Showers
Early-Evening
50°F 10°C
Scattered Showers
Crisp with a high near 57°F 14°C, scattered downpours possible, with lower humidity and barometric pressure rising. Winds picking up from SSE at 10 mph 16 km/h to NW at 18 mph 28 km/h. Gusts up to 30 mph 48 km/h.
Sunday, October 4, 2026
Mid-Morning
47°F 8°C
Overcast
Mid-Afternoon
55°F 13°C
Sunny
Early-Evening
54°F 12°C
Sunny
Brisk around 55°F 13°C, partly cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds tapering down from N 17 mph 27 km/h to WNW 6 mph 9 km/h.
Monday, October 5, 2026
Mid-Morning
41°F 5°C
Overcast
Mid-Afternoon
49°F 9°C
Partly Cloudy
Early-Evening
49°F 10°C
Overcast
Cool and brisk at 49°F 9°C, cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds swinging from the NNW to the WNW at 7 mph 11 km/h.
Tuesday, October 6, 2026
Mid-Morning
41°F 5°C
Overcast
Mid-Afternoon
47°F 8°C
Sunny
Early-Evening
45°F 7°C
Partly Cloudy
Chilly near 47°F 8°C, cloudy in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds out of the WSW at 9 mph 15 km/h.
Wednesday, October 7, 2026
Mid-Morning
37°F 3°C
Sunny
Mid-Afternoon
45°F 7°C
Sunny
Early-Evening
44°F 7°C
Sunny
Crisp with a high near 45°F 7°C, sunny throughout the day, with steady humidity and barometric pressure falling.
Thursday, October 8, 2026
Mid-Morning
39°F 4°C
Sunny
Mid-Afternoon
48°F 9°C
Overcast
Early-Evening
46°F 8°C
Overcast
Brisk around 48°F 9°C, cloudy in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and barometric pressure falling. Winds turning from the S to the SSW at 10 mph 16 km/h. Gusts up to 23 mph 37 km/h.
Friday, October 9, 2026
Mid-Morning
45°F 7°C
Overcast
Mid-Afternoon
58°F 14°C
Sunny
Early-Evening
57°F 14°C
Overcast
Mildly cool near 58°F 14°C, cloudy through the afternoon, turning overcast this evening, with steady humidity and steady pressure.
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