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
| 15 May 2026 Fri 20.2 ° C ( 68.4°F )  Sunny |
Feels Like : 20.2 ° C / 68.4°F Humidity : % 32 Pressure : 1018 mb Wind Speed : 8.3 kmph / 5.1 miles from S 
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 |
|---|---|---|---|---|---|---|---|
| 14 May 2026 Thu | Sunny |
5.4 ° C | 24.8 ° C | 15.2 ° C | % 45 | 14 km/h | 0% |
| 15 May 2026 Fri |  Moderate rain |
11.6 ° C | 23.4 ° C | 16.8 ° C | % 70 | 28.4 km/h | 90% |
| 16 May 2026 Sat | Moderate rain |
18.1 ° C | 28.2 ° C | 22.5 ° C | % 78 | 27.4 km/h | 89% |
| 17 May 2026 Sun |  Patchy rain nearby |
18.2 ° C | 27.9 ° C | 22.9 ° C | % 71 | 33.1 km/h | 77% |
| 18 May 2026 Mon | Moderate rain |
19.7 ° C | 27.9 ° C | 23.6 ° C | % 71 | 33.8 km/h | 77% |
| 19 May 2026 Tue | Patchy rain nearby |
14.2 ° C | 20.2 ° C | 19.7 ° C | % 72 | 30.6 km/h | 86% |
| 20 May 2026 Wed | Sunny |
11.4 ° C | 22.3 ° C | 16.6 ° C | % 59 | 11.9 km/h | 0% |
| 21 May 2026 Thu | Patchy rain nearby |
12.8 ° C | 20.2 ° C | 16.8 ° C | % 78 | 22.7 km/h | 84% |
| 22 May 2026 Fri |  Partly Cloudy |
12 ° C | 21.4 ° C | 16.3 ° C | % 73 | 22.7 km/h | 0% |
| 23 May 2026 Sat | Sunny |
10 ° C | 21 ° C | 15.1 ° C | % 68 | 16.2 km/h | 0% |
| 24 May 2026 Sun | Sunny |
11.4 ° C | 22.3 ° C | 16.3 ° C | % 67 | 20.5 km/h | 0% |
| 25 May 2026 Mon | Sunny |
11.3 ° C | 26.6 ° C | 19.2 ° C | % 65 | 15.8 km/h | 0% |
| 26 May 2026 Tue | Moderate rain |
15.1 ° C | 25.1 ° C | 21 ° C | % 89 | 24.5 km/h | 88% |
| 27 May 2026 Wed | Moderate rain |
20.6 ° C | 28.1 ° C | 24 ° C | % 85 | 23.8 km/h | 79% |
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