Saint Johns Municipal Airport (SJN) 15 Day Weather Forecast, Saint Johns United States
Current weather conditions and 15 day weather forecast for Saint Johns Municipal Airport in Saint Johns, 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 SJN
| 20 December 2025 Sat 10.6 ° C ( 51.1°F )  Clear |
Feels Like : 9.5 ° C / 49.1°F Humidity : % 29 Pressure : 1021 mb Wind Speed : 9 kmph / 5.6 miles from SW 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Saint Johns Municipal Airport, Saint Johns, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 19 December 2025 Fri | Sunny |
-1.8 ° C | 21.1 ° C | 8.3 ° C | % 34 | 37.8 km/h | 0% |
| 20 December 2025 Sat | Sunny |
1.2 ° C | 18.4 ° C | 8.7 ° C | % 38 | 40 km/h | 0% |
| 21 December 2025 Sun | Sunny |
-1.4 ° C | 19.4 ° C | 7.2 ° C | % 45 | 32.4 km/h | 0% |
| 22 December 2025 Mon | Sunny |
-1.1 ° C | 20.4 ° C | 8.2 ° C | % 43 | 24.5 km/h | 0% |
| 23 December 2025 Tue |  Partly Cloudy |
5.8 ° C | 19.4 ° C | 11 ° C | % 19 | 11.5 km/h | 0% |
| 24 December 2025 Wed | Partly Cloudy |
6.4 ° C | 17.2 ° C | 10.5 ° C | % 44 | 27.4 km/h | 0% |
| 25 December 2025 Thu | Sunny |
6.4 ° C | 15.2 ° C | 10.5 ° C | % 60 | 34.6 km/h | 0% |
| 26 December 2025 Fri |  Overcast |
3.2 ° C | 14.5 ° C | 7.8 ° C | % 49 | 33.5 km/h | 0% |
| 27 December 2025 Sat | Partly Cloudy |
3.5 ° C | 11.2 ° C | 6.8 ° C | % 32 | 26.3 km/h | 0% |
| 28 December 2025 Sun |  Patchy rain nearby |
1.9 ° C | 10.3 ° C | 5.6 ° C | % 64 | 29.9 km/h | 83% |
| 29 December 2025 Mon | Partly Cloudy |
-1.5 ° C | 3.8 ° C | 0.7 ° C | % 64 | 40.3 km/h | 0% |
| 30 December 2025 Tue | Sunny |
-3.1 ° C | 5.3 ° C | 0.4 ° C | % 65 | 24.1 km/h | 0% |
| 31 December 2025 Wed | Sunny |
-1.8 ° C | 8.4 ° C | 2.5 ° C | % 41 | 7.9 km/h | 0% |
| 01 January 2026 Thu | Sunny |
-0.4 ° C | 10.5 ° C | 4.2 ° C | % 41 | 7.2 km/h | 0% |
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