Boston Weather Forecast
- 63
- 85
Rain Showers
- 55
- 78
Rain Showers
- 49
- 71
Partly Sunny
- 45
- 70
Partly Sunny
- 49
- 69
Chance Rain Showers
- 51
- 67
Rain Showers Likely
Today 16 May Allegheny
Partly sunny in the Morning, then becoming partly cloudy. A chance of Thunderstorms. Showers, mainly in the morning. Warm with Highs in the lower 80s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 80 percent.
Tonight 16 May Allegheny
Partly cloudy in the Evening, then becoming mostly cloudy. A chance of Showers in the evening. Scattered Thunderstorms. Some Thunderstorms may be severe with damaging Winds, large Hail, and Tornadoes. Warm with Lows in the lower 60s. South Winds 10 to 15 Mph. Chance of rain 50 percent.
Boston Temperature Statistics
May Temperature
Pittsburgh - Allegheny County Airport (5.6 miles)
Lowest 10 May, 2025
42.7 °FAverage May
62.2 °FHighest 1 May, 2025
81.6 °F
Climate (2020–Present)
Pittsburgh - Allegheny County Airport (5.6 miles)
Average Low 2020–2025
46.2 °FAverage 2020–2025
54.7 °FAverage High 2020–2025
63.4 °F