26 to 29°C
temperature
2918 hours
sunshine per day
975 mm
rain
143 days
dry
222 days
rain
0 days
snow

Climate of Alotau

Alotau has a tropical monsoon climate. You have high temperatures and a lot of rainfall throughout the year. The average annual temperature for Alotau is 28° degrees and there is about 973 mm of rain in a year. It is dry for 111 days a year with an average humidity of 81% and an UV-index of 7.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between 26°C and 29°C
  • Night:the average nighttime temperature is between 23°C and 26°C
  • Sea temperature: the sea temperature is between 27°C and 32°C
  • Rain: it rains 222 days and there is a total of approximately 975 mm rainfall
  • Sun hours: throughout the year there are 2918 sun hours
Maximum temperature: between 26°C and 29°C
Warmest month: 29°C in January
Coldest month: 26°C in July
Night temperature: between 23°C and 26°C
Sea temperature: between 27°C and 32°C
Dry days: 143 days
Days with rain: 222 days
Days with snow: 0 days
Total rain sum: 975 mm
Hours of sunshine: 2918 hours

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Alotau.

Precipitation graph

This graph shows the average amount of rainfall per month for Alotau.

Climate table of Alotau

In this climate table you can see at a glance what the average weather per month is for Alotau. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Alotau might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 29 29 29 28 28 27 26 26 27 27 28 29
Night temp. (°C) 26 25 25 25 25 24 24 23 24 24 25 25
Water temp. (°C) 31 31 31 31 30 28 28 27 27 29 29 32
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 113 88 146 76 76 65 47 44 59 90 73 98
Days with rain 22 19 20 20 22 19 17 13 16 17 18 19
Dry days 9 9 11 10 9 11 14 18 14 14 12 12
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 10 9 8 7 6 6 6 6 8 8 10 11
Wind force (Bft) 2 2 2 2 2 3 3 3 3 2 2 2
UV-index 7 7 7 7 6 6 6 6 6 7 7 7

Best time to visit Alotau

The best time to visit Alotau in Papua New Guinea is from February and April through December. In this period you have a warm temperature and little precipitation. The highest average temperature in Alotau is 29°C in January and the lowest is 26°C in July. The maximum water temperature is 32°C and the lowest water temperature is 27°C.

Climate of Alotau by month

What is the average climate in a given month for Alotau? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

Alotau weather experiences

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