The highest day temperature in January 2025 was 91°F. The lowest night temperature was 74°F. The average values for day and night temperatures during January were 85.4°F и 75.5°F respectivly.

The average sea surface temperature in January 2025 for Medan was 87.6°F. The maximum and minimum values were 87.0°F and 88.0°F respectively.

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

Precipitation total in January for Medan is 4.0 in.

The average wind speed in January is 4.8 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 Medan in January is 6.6 hours.