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SunnyDays

ERA5 almanac comparison — 8 years of real data

Burlington vs Nantucket: weather in June

Burlington edges out Nantucket for sun in June: 27% clear historically versus 0% (8-year ERA5 average, a 27-point gap). Both are viable — Burlington is the safer bet.

What you are reading: 8-year historical averages, not a forecast. Either destination can still surprise you this specific June. For this week’s actual forecast, each destination links to its live page below.

Burlington

VT

Clear days, June
27%
Sample size
n=240 days
Avg high
76°F
Early June (1st–15th)
22%
Late June (16th–end)
32%

Nantucket

MA

Clear days, June
0%
Sample size
n=240 days
Avg high
64°F
Early June (1st–15th)
0%
Late June (16th–end)
1%

Compare Burlington vs Nantucket in another month

All percentages are historical averages from the ERA5 reanalysis via Open-Meteo, 8 full years (2018–2025). “Clear” means avg high ≥ 72 °F, precipitation < 1 mm, and a non-precipitation weather code. This is history, not a forecast. The live 7-day outlook for any destination is on its own page and may differ from the long-run average. Data from Open-Meteo.