Grayson County Airport (PNX) 15 Day Weather Forecast, Sherman-Denison United States
Current weather conditions and 15 day weather forecast for Grayson County Airport in Sherman-Denison, 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 PNX
| 15 September 2026 Tue 32.5 ° C ( 90.4°F )  Clear |
Feels Like : 30.8 ° C / 87.4°F Humidity : % 38 Pressure : 1013 mb Wind Speed : 19.4 kmph / 12.1 miles from SSE 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 12 |
15-day weather forecast for Grayson County Airport, Sherman-Denison, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 14 September 2026 Mon | Sunny |
26.4 ° C | 36.6 ° C | 31.6 ° C | % 45 | 23 km/h | 1% |
| 15 September 2026 Tue | Sunny |
26.7 ° C | 37.3 ° C | 32 ° C | % 42 | 24.5 km/h | 1% |
| 16 September 2026 Wed | Sunny |
27.5 ° C | 36 ° C | 31.5 ° C | % 47 | 20.9 km/h | 3% |
| 17 September 2026 Thu | Sunny |
26.9 ° C | 36.6 ° C | 31.8 ° C | % 43 | 15.5 km/h | 4% |
| 18 September 2026 Fri | Sunny |
26.8 ° C | 36.3 ° C | 31.6 ° C | % 40 | 21.2 km/h | 2% |
| 19 September 2026 Sat | Sunny |
25.3 ° C | 36.7 ° C | 30.9 ° C | % 33 | 21.6 km/h | 1% |
| 20 September 2026 Sun |  Overcast |
23 ° C | 36.7 ° C | 30.4 ° C | % 41 | 22 km/h | 6% |
| 21 September 2026 Mon |  Patchy rain nearby |
20.6 ° C | 30.4 ° C | 24.6 ° C | % 72 | 19.1 km/h | 64% |
| 22 September 2026 Tue | Sunny |
19 ° C | 31.3 ° C | 24.9 ° C | % 55 | 19.4 km/h | 17% |
| 23 September 2026 Wed | Sunny |
20.3 ° C | 33 ° C | 26.4 ° C | % 43 | 19.1 km/h | 2% |
| 24 September 2026 Thu | Overcast |
20.3 ° C | 32.3 ° C | 26.1 ° C | % 41 | 17.3 km/h | 7% |
| 25 September 2026 Fri | Sunny |
19.2 ° C | 32.4 ° C | 25.5 ° C | % 31 | 14 km/h | 2% |
| 26 September 2026 Sat | Sunny |
19.6 ° C | 33.4 ° C | 26.3 ° C | % 30 | 13.7 km/h | 1% |
| 27 September 2026 Sun | Sunny |
20.8 ° C | 34.7 ° C | 27.4 ° C | % 29 | 13 km/h | 3% |
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