Decatur Airport (DEC) 15 Day Weather Forecast, Decatur United States
Current weather conditions and 15 day weather forecast for Decatur Airport in Decatur, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at DEC
| 17 June 2026 Wed 12.8 ° C ( 55°F )  Clear |
Feels Like : 12 ° C / 53.6°F Humidity : % 77 Pressure : 1007 mb Wind Speed : 9.7 kmph / 6 miles from SW 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Decatur Airport, Decatur, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 17 June 2026 Wed |  Moderate rain |
12.8 ° C | 29.9 ° C | 21.3 ° C | % 73 | 41.4 km/h | 67% |
| 18 June 2026 Thu |  Patchy rain nearby |
14.4 ° C | 22.3 ° C | 18.7 ° C | % 76 | 29.2 km/h | 20% |
| 19 June 2026 Fri | Patchy rain nearby |
13.7 ° C | 24.2 ° C | 18.8 ° C | % 75 | 15.8 km/h | 17% |
| 20 June 2026 Sat |  Partly Cloudy |
14.8 ° C | 26.5 ° C | 20.5 ° C | % 71 | 12.2 km/h | 8% |
| 21 June 2026 Sun |  Heavy rain |
16 ° C | 19.9 ° C | 18.9 ° C | % 88 | 25.9 km/h | 88% |
| 22 June 2026 Mon | Sunny |
12.3 ° C | 22.2 ° C | 17.2 ° C | % 79 | 17.6 km/h | 11% |
| 23 June 2026 Tue | Patchy rain nearby |
13 ° C | 23.3 ° C | 17.9 ° C | % 83 | 14.4 km/h | 57% |
| 24 June 2026 Wed | Patchy rain nearby |
17.1 ° C | 23.4 ° C | 19.9 ° C | % 86 | 12.6 km/h | 50% |
| 25 June 2026 Thu | Sunny |
16.4 ° C | 27 ° C | 21.8 ° C | % 75 | 13 km/h | 8% |
| 26 June 2026 Fri | Sunny |
18 ° C | 29.3 ° C | 23.7 ° C | % 77 | 19.8 km/h | 9% |
| 27 June 2026 Sat | Patchy rain nearby |
21.1 ° C | 31.8 ° C | 25.8 ° C | % 79 | 19.8 km/h | 19% |
| 28 June 2026 Sun | Patchy rain nearby |
21.6 ° C | 31.9 ° C | 26.6 ° C | % 79 | 17.3 km/h | 63% |
| 29 June 2026 Mon | Patchy rain nearby |
23.6 ° C | 30.5 ° C | 26.5 ° C | % 80 | 19.8 km/h | 36% |
| 30 June 2026 Tue | Patchy rain nearby |
22.7 ° C | 30.3 ° C | 26.3 ° C | % 82 | 17.3 km/h | 72% |
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