Is Ban I Let hot in January?
Days are typically hot at 30.8°C, while nights average 21.6°C.
Thailand · 1991–2020 normal
Typical January weather in Ban I Let: 30.8°C by day, 21.6°C at night, 191 mm of rain over 10.2 wet days. These are measured 1991–2020 station normals, not a forecast.
In the year-round weather comparison, January scores 37 out of 100 (February leads the year at 51). Daylight is calculated as 11 h 35 from latitude 10.38°. Open-water sea temperature is 27.6°C (15 km from the place centre).
January at a glance
Plain answers from the measured climate record—not a forecast or a promise about a particular trip.
Days are typically hot at 30.8°C, while nights average 21.6°C.
The measured monthly average is 191 mm across about 10 wet days.
There are about 11 h 35 between sunrise and sunset at mid-month, calculated from the place latitude.
January ranks 2 of 12 in our weather comparison; February ranks first.
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The nearest open-water NOAA OISST 1991–2020 cell averages 27.6°C in January. A sheltered bay can run warmer than that open-water cell.
The evidence behind this page
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The weather comparison for Ban I Let is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
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