Phuket, Thailand
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Phuket

January beach and weather guide

Based on 5 years of historical ERA5 climate data

Photo by The DK Photography on Unsplash

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January beach conditions — historical average

Excellent
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30.4°C Temp
29.2°C Sea temp
4.4 Rain days
10.7h Sunshine hrs
76.6% Humidity
100%

Reliable conditions

5 of 5 years were good

Year by year — mid January

2025 Excellent 31.1°C · 4 rainy days · 10.6h sun
2024 Excellent 31.3°C · 4 rainy days · 10.8h sun
2023 Excellent 30.0°C · 9 rainy days · 10.4h sun
2022 Excellent 30.2°C · 2 rainy days · 11.0h sun
2021 Excellent 29.2°C · 3 rainy days · 10.9h sun

Other months in Phuket

November December January February March April

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Each trip type is scored on what matters most for it — snow days for skiing, sea temp for beach, sunshine for sightseeing.

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About Phuket in January

Based on 5 years of ERA5 historical climate data, January in Phuket has historically been excellent for a beach holiday. Average temperatures of 30.4°C with sea temperatures around 29.2°C and 4.4 rainy days on average.

5 of the last 5 years had good beach conditions during this period. This data uses ERA5 reanalysis records — real historical measurements, not generalised averages.

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