Cayenne vs Fortaleza: which is better, month by month

Fortaleza beats Cayenne in all 12 months — its lead peaks in December (87 vs 53).

Each place is scored under the lens that suits its type — they are different kinds of destination, so the scores are each place at its own best. Comfort is SeasonMap's 0–100 estimate from ERA5 climate normals, not a forecast.

Cayenne

French Guiana · tropical climate

Best month: September 73/100
Months won: 0 of 12

Fortaleza

🇧🇷 Brazil · tropical climate

Best month: August 92/100
Months won: 12 of 12

Cayenne vs Fortaleza — all 12 months

Month	Cayenne	Fortaleza	Winner	Gap
January	60Chot, soaked, clean air	81Asweltering, rainy, clean air	Fortaleza	21
February	57Dhot, soaked, muggy air	72Bsweltering, soaked, clean air	Fortaleza	15
March	63Chot, soaked, clean air	70Bsweltering, soaked, clean air	Fortaleza	7
April	50Dhot, soaked, clean air	68Csweltering, soaked, clean air	Fortaleza	18
May	49Fhot, soaked, clean air	79Bsweltering, rainy, clean air	Fortaleza	30
June	52Dsweltering, soaked, clean air	85Ahot, a little rain, clean air	Fortaleza	33
July	58Dsweltering, soaked, clean air	89Ahot, a little rain, clean air	Fortaleza	31
August	69Csweltering, rainy, clean air	92Shot, dry, clean air	Fortaleza	23
September	73Bsweltering, a little rain, clean air	92Shot, dry, clean air	Fortaleza	19
October	72Bsweltering, a little rain, clean air	91Shot, dry	Fortaleza	19
November	63Csweltering, soaked, clean air	90Ssweltering, dry, clean air	Fortaleza	27
December	53Dhot, soaked, clean air	87Asweltering, a little rain, clean air	Fortaleza	34

A month is a tie when the two are within 3 points. The widest gap is December (53 vs 87). Tap a month for that month's temperature, rain, humidity and air quality side by side.