Grand Bassin, Cayenne, French Guiana Climate
Weather: 25°C/76.28°F, Wind SW at 11.2 km/h, 92% Humidity, 0% Chance of rain
Grand Bassin Climate Summary
Located at an elevation of 33.28 meters (109.19 feet) above sea level, Grand Bassin has a Tropical rainforest climate (Classification: Af). The district’s yearly temperature is 27.01ºC (80.62ºF) and it is -0.44% lower than French Guiana’s averages. Grand Bassin typically receives about 140.79 millimeters (5.54 inches) of precipitation and has 216.0 rainy days (59.18% of the time) annually.
| Country | French Guiana |
| City | Cayenne |
| Longitude | -52.506248 |
| Latitude | 4.528123 |
| Attitude/Elevation | 33.28m (109.19ft) |
| Local time | Wednesday 16:53 |
| Annual high temperature | 29.09ºC (84.36ºF) |
| Annual low temperature | 23.94ºC (75.09ºF) |
| Average annual precip. | 140.79mm (5.54in) |
| Warmest month | October (31.18ºC / 88.12ºF) |
| Coldest Month | July (23.37ºC / 74.07ºF) |
| Wettest Month | May (293.35mm / 11.55in) |
| Driest Month | October (24.94mm / 0.98in) |
| Number of days with rainfall (≥ 1.0 mm) | 216.0 days (59.18%) |
| Days with no rain | 149.0 days (40.82%) |
| Humidity | 80.07% |
Climate Grand Bassin: Weather By Month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Nov | Oct | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Record high °C (°F) | 29.58(85.24) | 29.58(85.24) | 29.58(85.24) | 30.57(87.03) | 30.57(87.03) | 31.55(88.79) | 32.54(90.57) | 33.52(92.34) | 33.52(92.34) | 33.52(92.34) | 32.54(90.57) | 31.55(88.79) | 33.52(92.34) |
| Average high °C (°F) | 27.68(81.82) | 27.29(81.12) | 27.85(82.13) | 28.06(82.51) | 28.19(82.74) | 28.79(83.82) | 29.44(84.99) | 30.47(86.85) | 31.07(87.93) | 31.18(88.12) | 30.33(86.59) | 28.63(83.53) | 29.09(84.36) |
| Daily mean °C (°F) | 26.08(78.94) | 25.76(78.37) | 26.29(79.32) | 26.49(79.68) | 26.61(79.9) | 26.81(80.26) | 27.01(80.62) | 27.71(81.88) | 28.29(82.92) | 28.42(83.16) | 27.89(82.2) | 26.71(80.08) | 27.01(80.62) |
| Average low °C (°F) | 23.65(74.57) | 23.62(74.52) | 23.92(75.06) | 24.17(75.51) | 24.23(75.61) | 23.74(74.73) | 23.37(74.07) | 23.65(74.57) | 24.12(75.42) | 24.37(75.87) | 24.38(75.88) | 23.99(75.18) | 23.94(75.09) |
| Record low °C (°F) | 21.69(71.04) | 21.69(71.04) | 19.72(67.5) | 14.79(58.62) | 14.79(58.62) | 15.78(60.4) | 15.78(60.4) | 0.0(0) | 22.68(72.82) | 21.69(71.04) | 20.71(69.28) | 18.73(65.71) | 0.0(0) |
| Average precipitation mm (inches) | 147.87(5.82) | 163.29(6.43) | 124.28(4.89) | 212.45(8.36) | 293.35(11.55) | 213.73(8.41) | 136.47(5.37) | 74.08(2.92) | 32.05(1.26) | 24.94(0.98) | 77.71(3.06) | 189.36(7.46) | 140.8(5.54) |
| Average precipitation days (≥ 1.0 mm) | 21.6 | 20.88 | 19.0 | 21.69 | 25.72 | 24.56 | 23.03 | 14.35 | 7.35 | 6.18 | 11.65 | 19.99 | 18.0 |
| Average relative humidity (%) | 81.49 | 83.25 | 81.5 | 82.63 | 84.06 | 81.97 | 79.95 | 77.14 | 75.5 | 75.05 | 77.18 | 81.12 | 80.07 |
| Mean monthly sunshine hours | 9.56 | 8.64 | 8.85 | 9.15 | 9.48 | 9.98 | 10.24 | 10.54 | 10.91 | 10.92 | 10.59 | 9.88 | 9.89 |
Climate Graph
The chart below shows the mean monthly temperature and precipitation of Grand Bassin in recent years.
Grand Bassin Temperature by Month
| October |
|
28.42°C | 83.16°F |
| September |
|
28.29°C | 82.92°F |
| November |
|
27.89°C | 82.2°F |
| August |
|
27.71°C | 81.88°F |
| July |
|
27.01°C | 80.62°F |
| June |
|
26.81°C | 80.26°F |
| December |
|
26.71°C | 80.08°F |
| May |
|
26.61°C | 79.9°F |
| April |
|
26.49°C | 79.68°F |
| March |
|
26.29°C | 79.32°F |
| January |
|
26.08°C | 78.94°F |
| February |
|
25.76°C | 78.37°F |
Historical Data
| Temperature | Max | Average | Min | |
|---|---|---|---|---|
| Max Temperature | 30.57°C (87.03°F) | 27.39°C (81.3°F) | 25.64°C (78.15°F) | |
| Avg Temperature | 26.62°C (79.92°F) | 25.57°C (78.03°F) | 24.65°C (76.37°F) | |
| Min Temperature | 24.65°C (76.37°F) | 23.47°C (74.25°F) | 18.73°C (65.71°F) | |
| Dew Point | Max | Average | Min | |
| Dew Point | 23.66°C (74.59°F) | 22.96°C (73.33°F) | 20.71°C (69.28°F) | |
| Precipitation | Max | Average | Min | Sum |
| Precipitation | 59.46mm | 2.34in | 20.01mm | 0.79in | 0.39mm | 0.02in | 620.31mm | 24.42in |
| Snowdepth | 0.0mm | 0in | 0.0mm | 0in | 0.0mm | 0in | 0.0mm | 0in |
| Wind | Max | Average | Min | |
| Wind | 14.79kmh | 9.19mph | 11.86kmh | 7.37mph | 7.89kmh | 4.9mph | |
| Gust Wind | 27.61kmh | 17.16mph | 20.48kmh | 12.73mph | 13.8kmh | 8.57mph | |
| Sea Level Pressure | Max | Average | Min | |
| Sea Level Pressure | 59.46mb | 20.01mb | 0.39mb |
Daily Observations
| Time | Temperature | Dew Point | Humidity | Wind Speed | Pressure | Precipitation |
|---|---|---|---|---|---|---|
| December | ° C | ° F | ° C | ° F | % | Kph | Mph | Hg | Mb | Total (mm/in) |
| 2019-12-01 | 26.62 | 79.92 | 22.68 | 72.82 | 83 | 9.86 | 6.13 | 29.47 | 997.83 | 6.31 | 0.25 |
| 2019-12-02 | 26.62 | 79.92 | 23.66 | 74.59 | 86 | 11.83 | 7.35 | 29.47 | 997.83 | 16.17 | 0.64 |
| 2019-12-03 | 26.62 | 79.92 | 22.68 | 72.82 | 83 | 12.82 | 7.97 | 29.44 | 996.85 | 10.06 | 0.4 |
| 2019-12-04 | 25.64 | 78.15 | 22.68 | 72.82 | 89 | 11.83 | 7.35 | 29.44 | 996.85 | 14.59 | 0.57 |
| 2019-12-05 | 25.64 | 78.15 | 23.66 | 74.59 | 92 | 10.85 | 6.74 | 29.47 | 997.83 | 31.65 | 1.25 |
| 2019-12-06 | 26.62 | 79.92 | 22.68 | 72.82 | 84 | 9.86 | 6.13 | 29.44 | 996.85 | 19.03 | 0.75 |
| 2019-12-07 | 25.64 | 78.15 | 22.68 | 72.82 | 87 | 7.89 | 4.9 | 29.41 | 995.86 | 6.31 | 0.25 |
| 2019-12-08 | 26.62 | 79.92 | 22.68 | 72.82 | 85 | 9.86 | 6.13 | 29.41 | 995.86 | 1.68 | 0.07 |
| 2019-12-09 | 26.62 | 79.92 | 22.68 | 72.82 | 84 | 11.83 | 7.35 | 29.44 | 996.85 | 5.13 | 0.2 |
| 2019-12-10 | 25.64 | 78.15 | 22.68 | 72.82 | 87 | 10.85 | 6.74 | 29.44 | 996.85 | 10.16 | 0.4 |
| 2019-12-11 | 24.65 | 76.37 | 22.68 | 72.82 | 93 | 10.85 | 6.74 | 29.41 | 995.86 | 38.36 | 1.51 |
| 2019-12-12 | 24.65 | 76.37 | 22.68 | 72.82 | 92 | 10.85 | 6.74 | 29.38 | 994.87 | 29.28 | 1.15 |
| 2019-12-13 | 25.64 | 78.15 | 23.66 | 74.59 | 92 | 9.86 | 6.13 | 29.41 | 995.86 | 17.16 | 0.68 |
| 2019-12-14 | 25.64 | 78.15 | 23.66 | 74.59 | 91 | 12.82 | 7.97 | 29.41 | 995.86 | 12.52 | 0.49 |
| 2019-12-15 | 25.64 | 78.15 | 23.66 | 74.59 | 92 | 11.83 | 7.35 | 29.41 | 995.86 | 40.82 | 1.61 |
| 2019-12-16 | 24.65 | 76.37 | 22.68 | 72.82 | 91 | 13.8 | 8.57 | 29.41 | 995.86 | 49.99 | 1.97 |
| 2019-12-17 | 25.64 | 78.15 | 22.68 | 72.82 | 86 | 12.82 | 7.97 | 29.41 | 995.86 | 10.06 | 0.4 |
| 2019-12-18 | 24.65 | 76.37 | 23.66 | 74.59 | 93 | 13.8 | 8.57 | 29.41 | 995.86 | 42.0 | 1.65 |
| 2019-12-19 | 24.65 | 76.37 | 23.66 | 74.59 | 93 | 14.79 | 9.19 | 29.41 | 995.86 | 39.05 | 1.54 |
| 2019-12-20 | 25.64 | 78.15 | 22.68 | 72.82 | 87 | 13.8 | 8.57 | 29.44 | 996.85 | 12.82 | 0.5 |
| 2019-12-21 | 24.65 | 76.37 | 23.66 | 74.59 | 93 | 12.82 | 7.97 | 29.41 | 995.86 | 51.77 | 2.04 |
| 2019-12-22 | 24.65 | 76.37 | 23.66 | 74.59 | 95 | 11.83 | 7.35 | 29.44 | 996.85 | 59.46 | 2.34 |
| 2019-12-23 | 25.64 | 78.15 | 22.68 | 72.82 | 88 | 13.8 | 8.57 | 29.44 | 996.85 | 6.41 | 0.25 |
| 2019-12-24 | 25.64 | 78.15 | 22.68 | 72.82 | 88 | 13.8 | 8.57 | 29.44 | 996.85 | 6.8 | 0.27 |
| 2019-12-25 | 25.64 | 78.15 | 22.68 | 72.82 | 87 | 12.82 | 7.97 | 29.41 | 995.86 | 8.28 | 0.33 |
| 2019-12-26 | 25.64 | 78.15 | 23.66 | 74.59 | 93 | 10.85 | 6.74 | 29.44 | 996.85 | 28.79 | 1.13 |
| 2019-12-27 | 26.62 | 79.92 | 23.66 | 74.59 | 89 | 11.83 | 7.35 | 29.44 | 996.85 | 5.23 | 0.21 |
| 2019-12-28 | 25.64 | 78.15 | 22.68 | 72.82 | 90 | 12.82 | 7.97 | 29.41 | 995.86 | 12.52 | 0.49 |
| 2019-12-29 | 24.65 | 76.37 | 22.68 | 72.82 | 89 | 11.83 | 7.35 | 29.41 | 995.86 | 8.28 | 0.33 |
| 2019-12-30 | 24.65 | 76.37 | 22.68 | 72.82 | 88 | 11.83 | 7.35 | 29.41 | 995.86 | 19.23 | 0.76 |
| 2019-12-31 | 25.64 | 78.15 | 20.71 | 69.28 | 79 | 10.85 | 6.74 | 29.44 | 996.85 | 0.39 | 0.02 |
Grand Bassin 11 Year Historical Weather Data
- Grand Bassin, Cayenne weather in December 2010
- Grand Bassin, Cayenne weather in December 2011
- Grand Bassin, Cayenne weather in December 2012
- Grand Bassin, Cayenne weather in December 2013
- Grand Bassin, Cayenne weather in December 2014
- Grand Bassin, Cayenne weather in December 2015
- Grand Bassin, Cayenne weather in December 2016
- Grand Bassin, Cayenne weather in December 2017
- Grand Bassin, Cayenne weather in December 2018
- Grand Bassin, Cayenne weather in December 2020
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- Alikene 49.03 km ( 30.46 mi)
- Bita 54.93 km ( 34.13 mi)
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- Iracoubo 131.12 km ( 81.47 mi)
- Grand Usine 136.28 km ( 84.68 mi)
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- Camopi 151.73 km ( 94.28 mi)
- Saint-Pierre 152.12 km ( 94.52 mi)
- Anton 152.19 km ( 94.57 mi)
- Alikoto 153.97 km ( 95.67 mi)
- Degrad Claude 192.85 km ( 119.83 mi)
- Degrad Haut Camopi 232.75 km ( 144.62 mi)
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