French Guiana Climate
Climate Zone and Historical Climate Data
French Guiana Climatic Classifications
| Code | Description | Group | Number of states/regions | States/regions |
|---|---|---|---|---|
| Af | Tropical rainforest | Tropical | 2 | Cayenne Saint-Laurent-du-Maroni |
Summary: Most regions (2) in French Guiana lie in the Tropical rainforest climate zone (Köppen: Af). The mean average of annual temperatures range from a high of 27.51°C (81.52°F) in Saint-Laurent-du-Maroni to a low of 27.39°C (81.3°F) in Cayenne.
Climate French Guiana: Weather By Month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Nov | Oct | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Record high °C (°F) | 29.65(85.37) | 29.14(84.45) | 29.67(85.41) | 29.86(85.75) | 29.71(85.48) | 29.83(85.69) | 30.78(87.4) | 32.07(89.73) | 33.06(91.51) | 33.49(92.28) | 32.3(90.14) | 30.38(86.68) | 33.49(92.28) |
| Average high °C (°F) | 28.86(83.95) | 28.41(83.14) | 28.96(84.13) | 29.16(84.49) | 29.15(84.47) | 29.52(85.14) | 30.32(86.58) | 31.48(88.66) | 32.29(90.12) | 32.55(90.59) | 31.53(88.75) | 29.71(85.48) | 30.16(86.29) |
| Daily mean °C (°F) | 26.62(79.92) | 26.31(79.36) | 26.81(80.26) | 27.05(80.69) | 27.06(80.71) | 27.03(80.65) | 27.33(81.19) | 28.05(82.49) | 28.7(83.66) | 28.96(84.13) | 28.36(83.05) | 27.14(80.85) | 27.45(81.41) |
| Average low °C (°F) | 23.16(73.69) | 23.27(73.89) | 23.55(74.39) | 23.83(74.89) | 23.94(75.09) | 23.34(74.01) | 22.98(73.36) | 23.15(73.67) | 23.53(74.35) | 23.79(74.82) | 23.84(74.91) | 23.52(74.34) | 23.49(74.28) |
| Record low °C (°F) | 22.33(72.19) | 22.58(72.64) | 22.84(73.11) | 23.15(73.67) | 23.31(73.96) | 22.6(72.68) | 22.26(72.07) | 22.31(72.16) | 22.6(72.68) | 22.86(73.15) | 22.95(73.31) | 22.7(72.86) | 22.26(72.07) |
| Average precipitation mm (inches) | 99.25(3.91) | 106.37(4.19) | 83.73(3.3) | 153.39(6.04) | 217.23(8.55) | 181.83(7.16) | 120.83(4.76) | 73.0(2.87) | 33.17(1.31) | 24.21(0.95) | 73.4(2.89) | 145.89(5.74) | 109.36(4.31) |
| Average precipitation days (≥ 1.0 mm) | 16.37 | 17.55 | 15.81 | 19.18 | 23.18 | 21.45 | 20.73 | 13.78 | 7.86 | 6.27 | 10.37 | 16.95 | 15.79 |
| Average relative humidity (%) | 81.92 | 83.36 | 81.76 | 83.07 | 85.41 | 85.2 | 83.13 | 80.09 | 77.95 | 76.75 | 79.13 | 82.5 | 81.69 |
| Mean monthly sunshine hours | 9.54 | 8.49 | 8.77 | 8.95 | 9.29 | 9.99 | 10.39 | 10.72 | 11.0 | 10.92 | 10.52 | 9.85 | 9.87 |
French Guiana Climate Graph
French Guiana’s Cities by Temperature
French Guiana’s states/regions ranking by average yearly temperature:
| Saint-Laurent-du-Maroni | 27.51°C | 81.52°F | |
| Cayenne | 27.39°C | 81.3°F |
States/Regions
Popular places in French Guiana
- Camp Voltaire Saint-Laurent-du-Maroni
- Degrad Francis Saint-Laurent-du-Maroni
- Depot Lezard Saint-Laurent-du-Maroni
- Bas-Espoir Saint-Laurent-du-Maroni
- Saint-Jean Saint-Laurent-du-Maroni
- Carbet la Nuit Cayenne
- Iracoubo Cayenne
- Oscar Cayenne
- Belle Etoile Cayenne
- Degrad Maraudeur Saint-Laurent-du-Maroni
- Degrad Claude Cayenne
- Regina Cayenne
- Barthelemy Cayenne
- Bellevue Saint-Laurent-du-Maroni
- Saint-Elie Cayenne
- Saut Sabbat Saint-Laurent-du-Maroni
- Sophie Saint-Laurent-du-Maroni
- Dosmond Cayenne
- Bois Couronne Saint-Laurent-du-Maroni
- Carbets Saint-Laurent-du-Maroni
- Bamboula Cayenne
- Emerillon Cayenne
- Enene Patatpe Saint-Laurent-du-Maroni
- Balate Saint-Laurent-du-Maroni
- Kaw Cayenne
- Pierre Hoho Cayenne
- Irene Cayenne
- Degrad Laurens Cayenne
- Caussade Cayenne
- Alicia Cayenne
- Bostok Saint-Laurent-du-Maroni
- Coulor Saint-Laurent-du-Maroni
- Degrad Camopi Cayenne
- Magdatien Saint-Laurent-du-Maroni
- Balourou Cayenne
- Ancien Village Poteau Carre Cayenne
- Degrad Blanc Saint-Laurent-du-Maroni
- Bernard Saint-Laurent-du-Maroni
- Eau Claire Saint-Laurent-du-Maroni
- Ankel Saint-Laurent-du-Maroni
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