Nosy Be — Water Temperature in December

Water Temperature Range

27°C

minimum

30°C

average

32°C

maximum

Get instant access to real-time water temperatures for this and all other locations with our iOS and Android apps.

Water Temperature Chart for Month

The chart shows the average daily water temperature for each day of the month based on historical data.

Table of Water Temperatures by Day of the Month for Previous Years

Day	2025	2024	2023	2022
DEC 1	29°C	29°C	30°C	29°C
DEC 2	30°C	30°C	30°C	30°C
DEC 3	29°C	29°C	30°C	29°C
DEC 4	29°C	30°C	29°C	29°C
DEC 5	29°C	29°C	29°C	29°C
DEC 6	29°C	30°C	29°C	29°C
DEC 7	29°C	29°C	29°C	30°C
DEC 8	29°C	29°C	29°C	30°C
DEC 9	29°C	30°C	29°C	29°C
DEC 10	30°C	31°C	30°C	29°C
DEC 11	29°C	30°C	29°C	29°C
DEC 12	30°C	30°C	30°C	30°C
DEC 13	30°C	30°C	30°C	30°C
DEC 14	30°C	30°C	29°C	30°C
DEC 15	29°C	29°C	29°C	30°C
DEC 16	29°C	29°C	28°C	31°C
DEC 17	29°C	28°C	29°C	30°C
DEC 18	30°C	29°C	30°C	31°C
DEC 19	30°C	30°C	28°C	31°C
DEC 20	30°C	30°C	29°C	31°C
DEC 21	29°C	29°C	29°C	30°C
DEC 22	30°C	29°C	28°C	31°C
DEC 23	29°C	30°C	28°C	30°C
DEC 24	29°C	29°C	29°C	30°C
DEC 25	30°C	29°C	29°C	31°C
DEC 26	30°C	29°C	30°C	30°C
DEC 27	30°C	29°C	29°C	31°C
DEC 28	29°C	29°C	27°C	31°C
DEC 29	30°C	30°C	28°C	31°C
DEC 30	30°C	30°C	30°C	30°C
DEC 31	30°C	31°C	29°C	30°C

December: Climate and Swimming Opportunities

Average Night Air Temperature

23°C

Average Day Air Temperature

31°C

Precipitation Amount per Month

327 mm

Number of Rainy Days

Daylight per Day

13 hrs

Sunshine per Day

7 hrs

Average Wind Speed

10 km/h

Average Humidity

83%

At such water and air temperatures, swimming feels truly comfortable and relaxing. The warm water won’t cool you down, so you can stay in for a long time without getting chilled.