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SunnyDays

ERA5 almanac comparison — 8 years of real data

Cartagena vs Palm Beach: weather in January

Cartagena edges out Palm Beach for sun in January: 51% clear historically versus 27% (8-year ERA5 average, a 24-point gap). Palm Beach also sees measurably more rain than Cartagena this month (31% vs 15% of days). Both are viable — Cartagena is the safer bet.

What you are reading: 8-year historical averages, not a forecast. Either destination can still surprise you this specific January. For the actual forecast right now, each destination links to its live page below.

Cartagena

Colombia

Clear days, January
51%
Sample size
n=248 days
Avg high
89°F
Early January (1st–15th)
40%
Late January (16th–end)
62%
Rain frequency
15% of days

Palm Beach

FL

Clear days, January
27%
Sample size
n=248 days
Avg high
73°F
Early January (1st–15th)
32%
Late January (16th–end)
23%
Rain frequency
31% of days
See the live forecast →

Frequently asked

Is Cartagena or Palm Beach warmer in January?

Cartagena runs warmer by day in January. Cartagena averages highs of 89°F (highs n=248 days); Palm Beach averages highs of 73°F (highs n=248 days) (ERA5 2018–2025). Historical averages, not a forecast.

Does it rain more in Cartagena or Palm Beach in January?

Palm Beach is measurably wetter than Cartagena. Days with measurable rain: Cartagena 15%, Palm Beach 31% (n=248 and n=248 days). ERA5 2018–2025; historical, not a forecast.

Which is sunnier in January, Cartagena or Palm Beach?

Cartagena edges out Palm Beach for sun in January: 51% clear historically versus 27% (8-year ERA5 average, a 24-point gap). Palm Beach also sees measurably more rain than Cartagena this month (31% vs 15% of days). Both are viable — Cartagena is the safer bet.

Compare Cartagena vs Palm Beach 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 forecast for any destination is on its own page and may differ from the long-run average. Data from Open-Meteo.