Grand Usine, Cayenne, French Guiana Climate

Weather: 25°C/77.18°F, Wind SW at 10.4 km/h, 83% Humidity, 0% Chance of rain

French Guiana
(Photo by Trac Vu on Unsplash)

Grand Usine Climate Summary

Located at an elevation of 157.09 meters (515.39 feet) above sea level, Grand Usine has a Tropical rainforest climate (Classification: Af). The district’s yearly temperature is 27.78ºC (82.0ºF) and it is 0.33% higher than French Guiana’s averages. Grand Usine typically receives about 144.84 millimeters (5.7 inches) of precipitation and has 222.21 rainy days (60.88% of the time) annually.

Country French Guiana
City Cayenne
Longitude -52.9166669
Latitude 3.366667
Attitude/Elevation 157.09m (515.39ft)
Local time Wednesday 16:01
Annual high temperature 29.92ºC (85.86ºF)
Annual low temperature 24.63ºC (76.33ºF)
Average annual precip. 144.84mm (5.7in)
Warmest month October (32.07ºC / 89.73ºF)
Coldest Month July (24.04ºC / 75.27ºF)
Wettest Month May (301.77mm / 11.88in)
Driest Month October (25.65mm / 1.01in)
Number of days with rainfall (≥ 1.0 mm) 222.21 days (60.88%)
Days with no rain 142.79 days (39.12%)
Humidity 82.37%

Climate Grand Usine: Weather By Month

Month Jan Feb Mar Apr May Jun Jul Aug Sep Nov Oct Dec Year
Record high °C (°F) 30.43(86.77) 30.43(86.77) 30.43(86.77) 31.44(88.59) 31.44(88.59) 32.46(90.43) 33.47(92.25) 34.49(94.08) 34.49(94.08) 34.49(94.08) 33.47(92.25) 32.46(90.43) 34.49(94.08)
Average high °C (°F) 28.47(83.25) 28.08(82.54) 28.65(83.57) 28.87(83.97) 29.0(84.2) 29.62(85.32) 30.29(86.52) 31.34(88.41) 31.96(89.53) 32.07(89.73) 31.2(88.16) 29.46(85.03) 29.92(85.86)
Daily mean °C (°F) 26.83(80.29) 26.5(79.7) 27.04(80.67) 27.25(81.05) 27.38(81.28) 27.58(81.64) 27.78(82.0) 28.5(83.3) 29.1(84.38) 29.23(84.61) 28.69(83.64) 27.48(81.46) 27.78(82.0)
Average low °C (°F) 24.33(75.79) 24.3(75.74) 24.61(76.3) 24.86(76.75) 24.92(76.86) 24.42(75.96) 24.04(75.27) 24.33(75.79) 24.81(76.66) 25.07(77.13) 25.08(77.14) 24.68(76.42) 24.63(76.33)
Record low °C (°F) 22.31(72.16) 22.31(72.16) 20.29(68.52) 15.21(59.38) 15.21(59.38) 16.23(61.21) 16.23(61.21) 0.0(0) 23.33(73.99) 22.31(72.16) 21.3(70.34) 19.27(66.69) 0.0(0)
Average precipitation mm (inches) 152.11(5.99) 167.98(6.61) 127.84(5.03) 218.55(8.6) 301.77(11.88) 219.86(8.66) 140.39(5.53) 76.2(3.0) 32.97(1.3) 25.65(1.01) 79.94(3.15) 194.8(7.67) 144.84(5.7)
Average precipitation days (≥ 1.0 mm) 22.22 21.48 19.55 22.31 26.46 25.27 23.69 14.76 7.56 6.36 11.99 20.56 18.52
Average relative humidity (%) 83.83 85.64 83.84 85.0 86.47 84.32 82.25 79.36 77.66 77.21 79.4 83.45 82.37
Mean monthly sunshine hours 9.84 8.89 9.11 9.41 9.75 10.26 10.54 10.84 11.22 11.23 10.89 10.16 10.17

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Grand Usine in recent years.

Grand Usine Temperature by Month

October
29.23°C | 84.61°F
September
29.1°C | 84.38°F
November
28.69°C | 83.64°F
August
28.5°C | 83.3°F
July
27.78°C | 82.0°F
June
27.58°C | 81.64°F
December
27.48°C | 81.46°F
May
27.38°C | 81.28°F
April
27.25°C | 81.05°F
March
27.04°C | 80.67°F
January
26.83°C | 80.29°F
February
26.5°C | 79.7°F

Historical Data

Summary
  • 2010
  • 2011
  • 2012
  • 2013
  • 2014
  • 2015
  • 2016
  • 2017
  • 2018
  • 2019
  • 2020
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Temperature Max Average Min
Max Temperature 32.46°C (90.43°F) 31.68°C (89.02°F) 30.43°C (86.77°F)
Avg Temperature 29.41°C (84.94°F) 29.14°C (84.45°F) 28.4°C (83.12°F)
Min Temperature 26.37°C (79.47°F) 25.09°C (77.16°F) 24.34°C (75.81°F)
Dew Point Max Average Min
Dew Point 23.33°C (73.99°F) 23.19°C (73.74°F) 22.31°C (72.16°F)
Precipitation Max Average Min Sum
Precipitation 4.36mm | 0.17in 0.87mm | 0.03in 0.0mm | 0in 25.96mm | 1.02in
Snowdepth 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in
Wind Max Average Min
Wind 18.26kmh | 11.35mph 11.73kmh | 7.29mph 8.11kmh | 5.04mph
Gust Wind 25.36kmh | 15.76mph 16.97kmh | 10.54mph 12.17kmh | 7.56mph
Sea Level Pressure Max Average Min
Sea Level Pressure 4.36mb 0.87mb 0.0mb

Daily Observations

Time Temperature Dew Point Humidity Wind Speed Pressure Precipitation
September ° C | ° F ° C | ° F % Kph | Mph Hg | Mb Total (mm/in)
2013-09-01 28.4 | 83.12 22.31 | 72.16 75 10.14 | 6.3 30.31 | 1026.47 0.0 | 0
2013-09-02 28.4 | 83.12 23.33 | 73.99 77 8.11 | 5.04 30.28 | 1025.46 3.35 | 0.13
2013-09-03 29.41 | 84.94 23.33 | 73.99 76 10.14 | 6.3 30.28 | 1025.46 0.41 | 0.02
2013-09-04 29.41 | 84.94 23.33 | 73.99 78 12.17 | 7.56 30.31 | 1026.47 0.3 | 0.01
2013-09-05 29.41 | 84.94 23.33 | 73.99 77 13.19 | 8.2 30.31 | 1026.47 0.91 | 0.04
2013-09-06 29.41 | 84.94 23.33 | 73.99 77 12.17 | 7.56 30.34 | 1027.49 0.3 | 0.01
2013-09-07 29.41 | 84.94 23.33 | 73.99 76 11.16 | 6.93 30.31 | 1026.47 0.0 | 0
2013-09-08 29.41 | 84.94 22.31 | 72.16 75 12.17 | 7.56 30.31 | 1026.47 0.0 | 0
2013-09-09 29.41 | 84.94 23.33 | 73.99 75 14.2 | 8.82 30.34 | 1027.49 0.61 | 0.02
2013-09-10 29.41 | 84.94 23.33 | 73.99 75 14.2 | 8.82 30.34 | 1027.49 0.3 | 0.01
2013-09-11 29.41 | 84.94 23.33 | 73.99 76 11.16 | 6.93 30.28 | 1025.46 0.3 | 0.01
2013-09-12 29.41 | 84.94 23.33 | 73.99 77 11.16 | 6.93 30.22 | 1023.43 0.81 | 0.03
2013-09-13 29.41 | 84.94 23.33 | 73.99 76 15.21 | 9.45 30.22 | 1023.43 3.65 | 0.14
2013-09-14 29.41 | 84.94 23.33 | 73.99 74 18.26 | 11.35 30.28 | 1025.46 0.2 | 0.01
2013-09-15 29.41 | 84.94 23.33 | 73.99 76 12.17 | 7.56 30.31 | 1026.47 0.41 | 0.02
2013-09-16 28.4 | 83.12 23.33 | 73.99 78 12.17 | 7.56 30.28 | 1025.46 0.0 | 0
2013-09-17 29.41 | 84.94 23.33 | 73.99 76 14.2 | 8.82 30.28 | 1025.46 0.0 | 0
2013-09-18 29.41 | 84.94 23.33 | 73.99 76 13.19 | 8.2 30.28 | 1025.46 0.1 | 0.0
2013-09-19 29.41 | 84.94 22.31 | 72.16 75 13.19 | 8.2 30.34 | 1027.49 0.0 | 0
2013-09-20 28.4 | 83.12 22.31 | 72.16 76 11.16 | 6.93 30.31 | 1026.47 0.0 | 0
2013-09-21 28.4 | 83.12 23.33 | 73.99 81 9.13 | 5.67 30.31 | 1026.47 2.03 | 0.08
2013-09-22 28.4 | 83.12 23.33 | 73.99 79 11.16 | 6.93 30.34 | 1027.49 0.61 | 0.02
2013-09-23 29.41 | 84.94 23.33 | 73.99 77 12.17 | 7.56 30.37 | 1028.5 0.0 | 0
2013-09-24 28.4 | 83.12 23.33 | 73.99 77 11.16 | 6.93 30.34 | 1027.49 0.0 | 0
2013-09-25 29.41 | 84.94 23.33 | 73.99 78 9.13 | 5.67 30.31 | 1026.47 0.1 | 0.0
2013-09-26 29.41 | 84.94 23.33 | 73.99 79 9.13 | 5.67 30.28 | 1025.46 0.51 | 0.02
2013-09-27 29.41 | 84.94 23.33 | 73.99 76 12.17 | 7.56 30.31 | 1026.47 0.0 | 0
2013-09-28 29.41 | 84.94 23.33 | 73.99 76 11.16 | 6.93 30.31 | 1026.47 4.36 | 0.17
2013-09-29 29.41 | 84.94 23.33 | 73.99 78 9.13 | 5.67 30.28 | 1025.46 2.74 | 0.11
2013-09-30 28.4 | 83.12 23.33 | 73.99 79 8.11 | 5.04 30.28 | 1025.46 3.96 | 0.16

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