Thermograph

Weather in South Boston in June

In an average June, South Boston sees a daily high around 77°F and a low around 59°F, based on 1980–2026 of local climate records.

Average high77°F
Typical high range67°F to 88°F
Average low59°F
Typical low range52°F to 68°F
Average daily precipitation0.10 in

June records

The most extreme June on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total June accumulation.

High

Highest 100°F 1988-06-15
Lowest 50°F 2015-06-02

Low

Highest 78°F 1991-06-29
Lowest 42°F 1986-06-03

Feels-like

Highest 135°F 2025-06-24
Lowest 36°F 1986-06-03

Humidity

Highest 21.3 g/m³ 2000-06-27
Lowest 4.6 g/m³ 2020-06-01

Wind

Highest 22 mph 2026-06-18
Lowest 4 mph 1998-06-20

Gust

Highest 47 mph 1994-06-28
Lowest 10 mph 2001-06-26

Precip

Wettest 11.51 in 2006
Driest 0.50 in 1999

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