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SunnyDays

ERA5 almanac comparison — 8 years of real data

Palm Beach vs Sea Island: weather in April

Essentially a tie in April: Palm Beach is 32% clear historically, Sea Island is 36% clear (8-year ERA5 average) — within the noise. Avg high 81°F vs 74°F. Palm Beach also sees measurably more rain than Sea Island this month (44% vs 28% of days). Pick based on flight time or price, not weather — the weather won't decide this one for you.

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

Palm Beach

FL

Clear days, April
32%
Sample size
n=240 days
Avg high
81°F
Early April (1st–15th)
30%
Late April (16th–end)
34%
Rain frequency
44% of days

Sea Island

GA

Clear days, April
36%
Sample size
n=240 days
Avg high
74°F
Early April (1st–15th)
24%
Late April (16th–end)
49%
Rain frequency
28% of days

Compare Palm Beach vs Sea Island 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.