The highest day temperature in January 2024 was 84°F. The lowest night temperature was 51°F. The average values for day and night temperatures during January were 74.7°F и 62.3°F respectivly.

The average sea surface temperature in January 2024 for Hainan was 75.3°F. The maximum and minimum values were 73.2°F and 77.8°F respectively.

Most of the days in January are gloomy but you can also expect sunny days.

Precipitation total in January for Hainan is 1.8 in. It makes january one of the least rainy months of the year.

The average wind speed in January is 3.7 mph. This value is relatively stable throughout the year.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Hainan in January is 3.3 hours.