Antigua weather in January
Antigua averages 28°C by day and 24°C at night in January, with the sea at 27°C and 16 days with at least 1 mm of rain.
Day
28°C
Night
24°C
Sea
27°C
Rainy days
16
Flight from London
8h
What January feels like
January is hot but wet in Antigua: rainy season, so pack for showers.
The sea is warm at 27°C: comfortable for long swims.
It is rainy season, with rain on about 16 days.
Of the 48 sun destinations we track, Antigua is the #15 warmest in January.
Want it warmer in January?
These are hotter than Antigua this month for at most an hour and a half more flying:
Antigua weather by month
January is highlighted. Compare with December and February, or see the full year in Antigua.
Antigua in January: quick answers
Is Antigua hot in January?
January is hot but wet in Antigua: rainy season, so pack for showers. Average highs are 28°C and lows 24°C.
Can you swim in Antigua in January?
The sea is warm at 27°C: comfortable for long swims.
Does it rain in Antigua in January?
It is rainy season, with rain on about 16 days.
What is the warmest month in Antigua?
August, at an average high of 30°C. The coolest is February at 27°C.
How long is the flight to Antigua from the UK?
About 8h direct from London, estimated from the 6,559 km distance. Check your airline for exact times.
Still choosing? See where is hot in January for every destination ranked by temperature, sea and flight time.
How we measured this
Averages of every day in January from 2016 to 2025, from the Open-Meteo historical weather archive (ECMWF ERA5 reanalysis). Sea temperature is the 2023 to 2025 average from the Open-Meteo marine archive. A rainy day has at least 1 mm of rain. Reanalysis describes an area about 25 km across, so sheltered resorts can run a degree or two warmer. Flight time is a distance-based estimate from London Heathrow.
Planning Antigua in January?
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