Waltham Airport (WLM) 15 Day Weather Forecast, Waltham United States
Current weather conditions and 15 day weather forecast for Waltham Airport in Waltham, 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 WLM
| 12 January 2026 Mon -1.1 ° C ( 30°F )  Partly Cloudy |
Feels Like : -7.2 ° C / 19.1°F Humidity : % 51 Pressure : 1008 mb Wind Speed : 23.8 kmph / 14.8 miles from W 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 25 |
15-day weather forecast for Waltham Airport, Waltham, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 12 January 2026 Mon | Partly Cloudy |
-4.3 ° C | 1.8 ° C | -0.7 ° C | % 65 | 24.5 km/h | 0% |
| 13 January 2026 Tue | Partly Cloudy |
-0.9 ° C | 5 ° C | 1.4 ° C | % 71 | 18 km/h | 0% |
| 14 January 2026 Wed |  Overcast |
2 ° C | 7.9 ° C | 4.3 ° C | % 84 | 19.1 km/h | 0% |
| 15 January 2026 Thu |  Patchy rain nearby |
-2.7 ° C | 4.4 ° C | 1.5 ° C | % 88 | 19.8 km/h | 74% |
| 16 January 2026 Fri |  Light freezing rain |
-7.5 ° C | -0.6 ° C | -4.5 ° C | % 69 | 22.7 km/h | 82% |
| 17 January 2026 Sat | Partly Cloudy |
-6.1 ° C | 3.5 ° C | -1.8 ° C | % 59 | 13.7 km/h | 0% |
| 18 January 2026 Sun |  Moderate rain |
-4.3 ° C | 1.8 ° C | 0.4 ° C | % 94 | 27.4 km/h | 84% |
| 19 January 2026 Mon |  Cloudy |
-11.2 ° C | -5.3 ° C | -7.6 ° C | % 61 | 28.4 km/h | 0% |
| 20 January 2026 Tue | Cloudy |
-7.1 ° C | -3.7 ° C | -5.2 ° C | % 60 | 22.7 km/h | 0% |
| 21 January 2026 Wed |  Sunny |
-15.4 ° C | -11.4 ° C | -12.6 ° C | % 49 | 19.4 km/h | 0% |
| 22 January 2026 Thu | Sunny |
-12.1 ° C | -3.9 ° C | -7.8 ° C | % 57 | 15.1 km/h | 0% |
| 23 January 2026 Fri |  Patchy moderate snow |
-6.1 ° C | 1.9 ° C | -1.8 ° C | % 85 | 11.9 km/h | 67% |
| 24 January 2026 Sat | Patchy rain nearby |
0 ° C | 6.4 ° C | 3.9 ° C | % 94 | 15.1 km/h | 83% |
| 25 January 2026 Sun | Moderate rain |
7.5 ° C | 10.6 ° C | 9.1 ° C | % 96 | 18.7 km/h | 85% |
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