Cook Islands · 1991–2020 normal

Avarua in
December.

Typical December weather in Avarua: 28.7°C by day, 22.5°C at night, 186 mm of rain over 10.9 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high28.7°C
Typical low22.5°C
Rain186 mm
Wet days10.9

Comfort score 43 this month (June leads the year at 76). Daylight is calculated as 13 h 25 from latitude -21.21°. Open-water sea temperature is 26.5°C (14 km from the place centre).

Event window

Warm sea in December

The nearest open-water NOAA OISST 1991–2020 cell averages 26.5°C in December. A sheltered bay can run warmer than that open-water cell.

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 4035715
NOAA station
CWM00091843 · RAROTONGA INTL
Station distance
3.2 km from the place centre
Coverage
Good coverage · 23 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.