French Guiana · 1991–2020 normal
Sinnamary in
January.
Typical January weather in Sinnamary: 29.6°C by day, 23.3°C at night, 380 mm of rain over 22.5 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high29.6°C
Typical low23.3°C
Rain380 mm
Wet days22.5
Comfort score 5 this month (September leads the year at 52). Daylight is calculated as 11 h 50 from latitude 5.38°. Open-water sea temperature is 26.8°C (9 km from the place centre).
Event window
Warm sea in January
The nearest open-water NOAA OISST 1991–2020 cell averages 26.8°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 3380290
- NOAA station
- FG000081405 · ROCHAMBEAU
- Station distance
- 89 km from the place centre
- Coverage
- Strong coverage · 26 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.