Guam · 1991–2020 normal
Apra Harbor in
January.
Typical January weather in Apra Harbor: 29.9°C by day, 24.1°C at night, 128 mm of rain over 14.8 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high29.9°C
Typical low24.1°C
Rain128 mm
Wet days14.8
Comfort score 40 this month (March leads the year at 49). Daylight is calculated as 11 h 25 from latitude 13.43°. Open-water sea temperature is 27.9°C (7 km from the place centre).
Event window
Warm sea in January
The nearest open-water NOAA OISST 1991–2020 cell averages 27.9°C in January. 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 13237020
- NOAA station
- GQW00041406 · GUAM INTERNATIONAL AIRPORT
- Station distance
- 16 km from the place centre
- Coverage
- Strong coverage · 30 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.