Clinton, IA Monthly Weather

Clinton County10:22 PM CDT41.84°N, 90.19°WElevation 587 ft
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October 2026

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168°/63°2.55 inAvg 70°/49°
266°/50°0.10 inAvg 70°/48°
373°/45°Avg 69°/48°
471°/49°Avg 69°/48°
572°/44°Avg 68°/47°
677°/49°Avg 68°/47°
778°/54°Avg 68°/46°
875°/48°Avg 67°/46°
973°/54°Avg 67°/46°
1084°/59°Avg 66°/45°
1183°/52°Avg 66°/45°
1288°/64°Avg 65°/44°
1381°/61°Avg 65°/44°
1472°/61°0.13 inAvg 64°/44°
15Avg 64°/43°
16Avg 63°/43°
17Avg 63°/43°
18Avg 62°/42°
19Avg 62°/42°
20 Clear –/43°Avg 61°/42°
21 Sunny 73°/46°Avg 61°/41°
22 Sunny 73°/48°Avg 60°/41°
23 Sunny 72°/51°Avg 60°/40°
24 Mostly Sunny 73°/52°Avg 59°/40°
25 Partly Sunny 73°/49°Avg 59°/40°
26 Slight Chance Rain Showers 64°/43°Avg 58°/39°
27 Mostly Sunny 60°/–Avg 58°/39°
28 Sunny 50°/36°Avg 57°/38°
29 Partly cloudy 54°/33°Avg 57°/38°
30Avg 56°/38°
31Avg 56°/37°
Average high76° (normal 67°)
Average low54° (normal 46°)
Warmest / coldest88° / 44°
Precipitation2.78 in (normal 1.23 in to date)
Record high today85° (1953)
Record low today18° (1930)

Observed: Clinton No 1, 8 km away, records since 1893. Normals 1991–2020. Climate data from NOAA's Regional Climate Centers (ACIS); recent days are preliminary. Days ahead: the forecast.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Conservative index and reflects what the press published. Terms of use.