French Guiana · 1991–2020 normal

Résidence Arc-en-Ciel in
May.

Typical May weather in Résidence Arc-en-Ciel: 30.4°C by day, 23.6°C at night, 549 mm of rain over 25.5 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high30.4°C
Typical low23.6°C
Rain549 mm
Wet days25.5

Comfort score 5 this month (September leads the year at 52). Daylight is calculated as 12 h 20 from latitude 4.89°. Open-water sea temperature is 27.7°C (18 km from the place centre).

Event window

Warm sea in May

The nearest open-water NOAA OISST 1991–2020 cell averages 27.7°C in May. 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 11953175
NOAA station
FG000081405 · ROCHAMBEAU
Station distance
11.1 km from the place centre
Coverage
Strong coverage · 27 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.