Clark Field (SEP) 15 Day Weather Forecast, Stephenville United States
Current weather conditions and 15 day weather forecast for Clark Field in Stephenville, 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 SEP
| 13 September 2026 Sun 26 ° C ( 78.8°F )  Clear |
Feels Like : 27 ° C / 80.6°F Humidity : % 72 Pressure : 1015 mb Wind Speed : 16.9 kmph / 10.5 miles from SSW 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 4 |
15-day weather forecast for Clark Field, Stephenville, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 13 September 2026 Sun | Sunny |
24.5 ° C | 35.3 ° C | 30.5 ° C | % 47 | 25.2 km/h | 1% |
| 14 September 2026 Mon | Sunny |
24.2 ° C | 35.5 ° C | 30.2 ° C | % 46 | 32.4 km/h | 2% |
| 15 September 2026 Tue | Sunny |
23.6 ° C | 36.2 ° C | 30.3 ° C | % 46 | 30.6 km/h | 1% |
| 16 September 2026 Wed | Sunny |
24.1 ° C | 34.8 ° C | 29.8 ° C | % 45 | 30.6 km/h | 4% |
| 17 September 2026 Thu | Sunny |
23 ° C | 34.7 ° C | 29.1 ° C | % 47 | 31 km/h | 3% |
| 18 September 2026 Fri | Sunny |
25 ° C | 34.7 ° C | 29.8 ° C | % 39 | 29.5 km/h | 4% |
| 19 September 2026 Sat |  Overcast |
26.8 ° C | 35 ° C | 30.8 ° C | % 37 | 23 km/h | 17% |
| 20 September 2026 Sun |  Patchy rain nearby |
17.6 ° C | 25.2 ° C | 21.2 ° C | % 75 | 29.5 km/h | 54% |
| 21 September 2026 Mon | Sunny |
17.9 ° C | 27.5 ° C | 21.5 ° C | % 64 | 29.5 km/h | 4% |
| 22 September 2026 Tue | Sunny |
16.9 ° C | 28.2 ° C | 21.9 ° C | % 61 | 22.3 km/h | 3% |
| 23 September 2026 Wed | Sunny |
18.7 ° C | 30.4 ° C | 24.5 ° C | % 52 | 12.6 km/h | 2% |
| 24 September 2026 Thu | Sunny |
23.5 ° C | 37.4 ° C | 30.4 ° C | % 34 | 22.3 km/h | 1% |
| 25 September 2026 Fri | Sunny |
26.9 ° C | 38.1 ° C | 32.5 ° C | % 28 | 27.4 km/h | 3% |
| 26 September 2026 Sat | Sunny |
25.1 ° C | 36 ° C | 30.9 ° C | % 37 | 26.3 km/h | 1% |
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