Princeton Airport (PNN) 15 Day Weather Forecast, Princeton United States
Current weather conditions and 15 day weather forecast for Princeton Airport in Princeton, 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 PNN
| 09 September 2026 Wed 12.9 ° C ( 55.2°F )  Overcast |
Feels Like : 11.6 ° C / 52.9°F Humidity : % 66 Pressure : 1026 mb Wind Speed : 5 kmph / 3.1 miles from S 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15-day weather forecast for Princeton Airport, Princeton, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 09 September 2026 Wed | Overcast |
11.2 ° C | 19.1 ° C | 13.9 ° C | % 67 | 16.6 km/h | 57% |
| 10 September 2026 Thu | Overcast |
12.9 ° C | 26.5 ° C | 19.3 ° C | % 73 | 27.7 km/h | 79% |
| 11 September 2026 Fri |  Sunny |
9.2 ° C | 18.6 ° C | 13.3 ° C | % 52 | 23 km/h | 4% |
| 12 September 2026 Sat | Sunny |
5.9 ° C | 20 ° C | 12.4 ° C | % 64 | 13 km/h | 4% |
| 13 September 2026 Sun | Sunny |
7.4 ° C | 21.9 ° C | 15.1 ° C | % 75 | 20.9 km/h | 12% |
| 14 September 2026 Mon |  Fog |
13.3 ° C | 22.2 ° C | 16.2 ° C | % 92 | 9.7 km/h | 90% |
| 15 September 2026 Tue | Overcast |
9.8 ° C | 19.3 ° C | 13.9 ° C | % 71 | 13 km/h | 16% |
| 16 September 2026 Wed |  Light rain shower |
10.1 ° C | 13.9 ° C | 12.2 ° C | % 95 | 17.6 km/h | 94% |
| 17 September 2026 Thu | Sunny |
9.1 ° C | 16.6 ° C | 12.6 ° C | % 83 | 22.7 km/h | 20% |
| 18 September 2026 Fri | Overcast |
6.9 ° C | 15.5 ° C | 11.7 ° C | % 74 | 19.1 km/h | 14% |
| 19 September 2026 Sat | Sunny |
3.9 ° C | 11.7 ° C | 7.8 ° C | % 53 | 25.9 km/h | 3% |
| 20 September 2026 Sun | Sunny |
0.3 ° C | 12.2 ° C | 6.2 ° C | % 55 | 13 km/h | 3% |
| 21 September 2026 Mon | Overcast |
3.5 ° C | 13.6 ° C | 8.8 ° C | % 70 | 20.9 km/h | 66% |
| 22 September 2026 Tue |  Patchy rain nearby |
7.7 ° C | 16.9 ° C | 13.8 ° C | % 74 | 26.3 km/h | 46% |
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