Vienna Weather Forecast
- 66
- 85
Becoming Sunny
- 66
- 84
Mostly Sunny
- 67
- 85
Mostly Sunny
- 73
- 87
Mostly Sunny
- 76
- 93
Mostly Sunny
- 75
- 94
Chance Thunderstorms
- 73
- 90
Chance Thunderstorms
Today 21 Jul Dorchester
Partly sunny. Highs in the mid 80s. North Winds 5 to 10 Mph.
Tonight 21 Jul Dorchester
Clear. Lows in the upper 60s. Northeast Winds 5 to 10 Mph.
Vienna Temperature Statistics
July Temperature
Cambridge-Dorchester Airport (11.2 miles)
Lowest 5 July, 2025
64.4 °FAverage July
79.5 °FHighest 8 July, 2025
93.2 °F
Climate (2020–Present)
Cambridge-Dorchester Airport (11.2 miles)
Average Low 2020–2025
49.5 °FAverage 2020–2025
58.4 °FAverage High 2020–2025
66.9 °F