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

13 August 2025 Wed
27.2 ° C
( 81°F )

Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
Feels Like : 28.7 ° C / 83.7°F
Humidity : % 72
Pressure : 1010 mb
Wind Speed : 10.4 kmph / 6.5 miles from WSWWSW
Visibility : 16 km
Precipitation (rainfall) : 0 mm
Cloud (%) : 75

15-day weather forecast for Waltham Airport, Waltham, United States

Date
13 August 2025 Wed
Weather forecastSunny Sunny
Low temperature20.8 ° C
High temperature34.4 ° C
Average Temperature26.9 ° C
Humidity% 71
Wind17.3 km/h
Chance of rain0%
14 August 2025 Thu
Weather forecastModerate rain Moderate rain
Low temperature21.4 ° C
High temperature32.4 ° C
Average Temperature25.7 ° C
Humidity% 76
Wind11.5 km/h
Chance of rain85%
15 August 2025 Fri
Weather forecastPatchy rain nearby Patchy rain nearby
Low temperature20.1 ° C
High temperature26.3 ° C
Average Temperature22.9 ° C
Humidity% 55
Wind16.2 km/h
Chance of rain88%
16 August 2025 Sat
Weather forecastSunny Sunny
Low temperature16.5 ° C
High temperature30.9 ° C
Average Temperature22.9 ° C
Humidity% 58
Wind14 km/h
Chance of rain0%
17 August 2025 Sun
Weather forecastPatchy rain nearby Patchy rain nearby
Low temperature19.1 ° C
High temperature34.2 ° C
Average Temperature25.7 ° C
Humidity% 59
Wind17.3 km/h
Chance of rain61%
18 August 2025 Mon
Weather forecastPartly Cloudy  Partly Cloudy
Low temperature17.4 ° C
High temperature25.6 ° C
Average Temperature22 ° C
Humidity% 72
Wind14 km/h
Chance of rain0%
19 August 2025 Tue
Weather forecastModerate rain Moderate rain
Low temperature16.6 ° C
High temperature34.5 ° C
Average Temperature23.8 ° C
Humidity% 76
Wind20.5 km/h
Chance of rain86%
20 August 2025 Wed
Weather forecastPatchy rain nearby Patchy rain nearby
Low temperature13.9 ° C
High temperature17 ° C
Average Temperature16.6 ° C
Humidity% 97
Wind12.6 km/h
Chance of rain87%
21 August 2025 Thu
Weather forecastSunny Sunny
Low temperature13.3 ° C
High temperature22.6 ° C
Average Temperature16.9 ° C
Humidity% 63
Wind15.1 km/h
Chance of rain0%
22 August 2025 Fri
Weather forecastSunny Sunny
Low temperature10.7 ° C
High temperature24.3 ° C
Average Temperature17.4 ° C
Humidity% 51
Wind11.9 km/h
Chance of rain0%
23 August 2025 Sat
Weather forecastSunny Sunny
Low temperature12.6 ° C
High temperature25.8 ° C
Average Temperature19.4 ° C
Humidity% 58
Wind17.3 km/h
Chance of rain0%
24 August 2025 Sun
Weather forecastPartly Cloudy  Partly Cloudy
Low temperature16.1 ° C
High temperature27.9 ° C
Average Temperature21.7 ° C
Humidity% 67
Wind19.4 km/h
Chance of rain0%
25 August 2025 Mon
Weather forecastPatchy rain nearby Patchy rain nearby
Low temperature17.8 ° C
High temperature30.2 ° C
Average Temperature22.7 ° C
Humidity% 66
Wind12.6 km/h
Chance of rain89%
26 August 2025 Tue
Weather forecastSunny Sunny
Low temperature15.5 ° C
High temperature27.1 ° C
Average Temperature20.5 ° C
Humidity% 65
Wind16.2 km/h
Chance of rain0%
Date Weather forecast Low temperature High temperature Average Temperature Humidity Wind Chance of rain
13 August 2025 Wed Sunny Sunny 20.8 ° C 34.4 ° C 26.9 ° C % 71 17.3 km/h 0%
14 August 2025 Thu Moderate rain Moderate rain 21.4 ° C 32.4 ° C 25.7 ° C % 76 11.5 km/h 85%
15 August 2025 Fri Patchy rain nearby Patchy rain nearby 20.1 ° C 26.3 ° C 22.9 ° C % 55 16.2 km/h 88%
16 August 2025 Sat Sunny Sunny 16.5 ° C 30.9 ° C 22.9 ° C % 58 14 km/h 0%
17 August 2025 Sun Patchy rain nearby Patchy rain nearby 19.1 ° C 34.2 ° C 25.7 ° C % 59 17.3 km/h 61%
18 August 2025 Mon Partly Cloudy  Partly Cloudy 17.4 ° C 25.6 ° C 22 ° C % 72 14 km/h 0%
19 August 2025 Tue Moderate rain Moderate rain 16.6 ° C 34.5 ° C 23.8 ° C % 76 20.5 km/h 86%
20 August 2025 Wed Patchy rain nearby Patchy rain nearby 13.9 ° C 17 ° C 16.6 ° C % 97 12.6 km/h 87%
21 August 2025 Thu Sunny Sunny 13.3 ° C 22.6 ° C 16.9 ° C % 63 15.1 km/h 0%
22 August 2025 Fri Sunny Sunny 10.7 ° C 24.3 ° C 17.4 ° C % 51 11.9 km/h 0%
23 August 2025 Sat Sunny Sunny 12.6 ° C 25.8 ° C 19.4 ° C % 58 17.3 km/h 0%
24 August 2025 Sun Partly Cloudy  Partly Cloudy 16.1 ° C 27.9 ° C 21.7 ° C % 67 19.4 km/h 0%
25 August 2025 Mon Patchy rain nearby Patchy rain nearby 17.8 ° C 30.2 ° C 22.7 ° C % 66 12.6 km/h 89%
26 August 2025 Tue Sunny Sunny 15.5 ° C 27.1 ° C 20.5 ° C % 65 16.2 km/h 0%
Weather forecasts are usually fully updated every 3 hours.

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