Montjoly, Cayenne, French Guiana Climate

Weather: 25°C/76.82°F, Wind SW at 1.8 km/h, 91% Humidity, 0% Chance of rain

French Guiana
(Photo by Adam Nieścioruk on Unsplash)

Montjoly Climate Summary

Located at an elevation of 10.01 meters (32.84 feet) above sea level, Montjoly has a Tropical rainforest climate (Classification: Af). The district’s yearly temperature is 28.93ºC (84.07ºF) and it is 1.48% higher than French Guiana’s averages. Montjoly typically receives about 150.83 millimeters (5.94 inches) of precipitation and has 231.4 rainy days (63.4% of the time) annually.

Country French Guiana
City Cayenne
Longitude -52.3134531
Latitude 4.92242
Attitude/Elevation 10.01m (32.84ft)
Local time Thursday 06:40
Annual high temperature 31.16ºC (88.09ºF)
Annual low temperature 25.65ºC (78.17ºF)
Average annual precip. 150.83mm (5.94in)
Warmest month October (33.4ºC / 92.12ºF)
Coldest Month July (25.03ºC / 77.05ºF)
Wettest Month May (314.24mm / 12.37in)
Driest Month October (26.71mm / 1.05in)
Number of days with rainfall (≥ 1.0 mm) 231.4 days (63.4%)
Days with no rain 133.6 days (36.6%)
Humidity 85.78%

Climate Montjoly: Weather By Month

Month Jan Feb Mar Apr May Jun Jul Aug Sep Nov Oct Dec Year
Record high °C (°F) 31.69(89.04) 31.69(89.04) 31.69(89.04) 32.74(90.93) 32.74(90.93) 33.8(92.84) 34.85(94.73) 35.91(96.64) 35.91(96.64) 35.91(96.64) 34.85(94.73) 33.8(92.84) 35.91(96.64)
Average high °C (°F) 29.65(85.37) 29.24(84.63) 29.84(85.71) 30.06(86.11) 30.2(86.36) 30.84(87.51) 31.54(88.77) 32.64(90.75) 33.28(91.9) 33.4(92.12) 32.49(90.48) 30.67(87.21) 31.16(88.09)
Daily mean °C (°F) 27.94(82.29) 27.6(81.68) 28.16(82.69) 28.38(83.08) 28.51(83.32) 28.72(83.7) 28.93(84.07) 29.68(85.42) 30.3(86.54) 30.44(86.79) 29.88(85.78) 28.61(83.5) 28.93(84.07)
Average low °C (°F) 25.34(77.61) 25.31(77.56) 25.62(78.12) 25.89(78.6) 25.95(78.71) 25.43(77.77) 25.03(77.05) 25.34(77.61) 25.83(78.49) 26.11(79.0) 26.12(79.02) 25.7(78.26) 25.64(78.15)
Record low °C (°F) 23.24(73.83) 23.24(73.83) 21.12(70.02) 15.84(60.51) 15.84(60.51) 16.9(62.42) 16.9(62.42) 0.0(0) 24.29(75.72) 23.24(73.83) 22.18(71.92) 20.07(68.13) 0.0(0)
Average precipitation mm (inches) 158.4(6.24) 174.92(6.89) 133.12(5.24) 227.58(8.96) 314.24(12.37) 228.94(9.01) 146.19(5.76) 79.35(3.12) 34.34(1.35) 26.71(1.05) 83.24(3.28) 202.84(7.99) 150.83(5.94)
Average precipitation days (≥ 1.0 mm) 23.14 22.37 20.35 23.24 27.56 26.31 24.67 15.37 7.87 6.62 12.48 21.41 19.29
Average relative humidity (%) 87.29 89.17 87.31 88.51 90.04 87.8 85.65 82.64 80.87 80.4 82.68 86.89 85.77
Mean monthly sunshine hours 10.25 9.25 9.48 9.8 10.15 10.69 10.97 11.29 11.68 11.69 11.34 10.58 10.59

Climate Graph

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

Montjoly Temperature by Month

October
30.44°C | 86.79°F
September
30.3°C | 86.54°F
November
29.88°C | 85.78°F
August
29.68°C | 85.42°F
July
28.93°C | 84.07°F
June
28.72°C | 83.7°F
December
28.61°C | 83.5°F
May
28.51°C | 83.32°F
April
28.38°C | 83.08°F
March
28.16°C | 82.69°F
January
27.94°C | 82.29°F
February
27.6°C | 81.68°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 30.63°C (87.13°F) 29.61°C (85.3°F) 28.52°C (83.34°F)
Avg Temperature 28.52°C (83.34°F) 28.11°C (82.6°F) 27.46°C (81.43°F)
Min Temperature 26.41°C (79.54°F) 25.62°C (78.12°F) 24.29°C (75.72°F)
Dew Point Max Average Min
Dew Point 24.29°C (75.72°F) 23.61°C (74.5°F) 22.18°C (71.92°F)
Precipitation Max Average Min Sum
Precipitation 21.65mm | 0.85in 2.5mm | 0.1in 0.0mm | 0in 77.63mm | 3.06in
Snowdepth 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in
Wind Max Average Min
Wind 19.01kmh | 11.81mph 15.64kmh | 9.72mph 12.67kmh | 7.87mph
Gust Wind 29.57kmh | 18.37mph 23.75kmh | 14.76mph 19.01kmh | 11.81mph
Sea Level Pressure Max Average Min
Sea Level Pressure 21.65mb 2.5mb 0.0mb

Daily Observations

Time Temperature Dew Point Humidity Wind Speed Pressure Precipitation
March ° C | ° F ° C | ° F % Kph | Mph Hg | Mb Total (mm/in)
2014-03-01 27.46 | 81.43 23.24 | 73.83 81 17.96 | 11.16 31.53 | 1067.82 0.0 | 0
2014-03-02 27.46 | 81.43 23.24 | 73.83 82 16.9 | 10.5 31.53 | 1067.82 0.0 | 0
2014-03-03 27.46 | 81.43 23.24 | 73.83 82 16.9 | 10.5 31.53 | 1067.82 0.0 | 0
2014-03-04 28.52 | 83.34 23.24 | 73.83 80 15.84 | 9.84 31.53 | 1067.82 0.0 | 0
2014-03-05 27.46 | 81.43 24.29 | 75.72 83 16.9 | 10.5 31.56 | 1068.87 0.95 | 0.04
2014-03-06 27.46 | 81.43 23.24 | 73.83 82 17.96 | 11.16 31.6 | 1069.93 1.16 | 0.05
2014-03-07 27.46 | 81.43 22.18 | 71.92 79 15.84 | 9.84 31.6 | 1069.93 0.21 | 0.01
2014-03-08 27.46 | 81.43 23.24 | 73.83 82 14.79 | 9.19 31.6 | 1069.93 0.0 | 0
2014-03-09 27.46 | 81.43 22.18 | 71.92 79 13.73 | 8.53 31.6 | 1069.93 0.0 | 0
2014-03-10 27.46 | 81.43 22.18 | 71.92 79 13.73 | 8.53 31.56 | 1068.87 0.21 | 0.01
2014-03-11 28.52 | 83.34 23.24 | 73.83 80 13.73 | 8.53 31.53 | 1067.82 0.0 | 0
2014-03-12 28.52 | 83.34 23.24 | 73.83 80 12.67 | 7.87 31.53 | 1067.82 0.11 | 0.0
2014-03-13 28.52 | 83.34 24.29 | 75.72 83 12.67 | 7.87 31.56 | 1068.87 4.86 | 0.19
2014-03-14 28.52 | 83.34 23.24 | 73.83 82 14.79 | 9.19 31.53 | 1067.82 0.32 | 0.01
2014-03-15 28.52 | 83.34 24.29 | 75.72 82 13.73 | 8.53 31.53 | 1067.82 1.27 | 0.05
2014-03-16 28.52 | 83.34 24.29 | 75.72 83 14.79 | 9.19 31.53 | 1067.82 6.02 | 0.24
2014-03-17 28.52 | 83.34 24.29 | 75.72 84 16.9 | 10.5 31.53 | 1067.82 1.16 | 0.05
2014-03-18 28.52 | 83.34 24.29 | 75.72 81 17.96 | 11.16 31.56 | 1068.87 0.21 | 0.01
2014-03-19 28.52 | 83.34 24.29 | 75.72 83 19.01 | 11.81 31.53 | 1067.82 0.21 | 0.01
2014-03-20 28.52 | 83.34 24.29 | 75.72 82 19.01 | 11.81 31.53 | 1067.82 0.95 | 0.04
2014-03-21 28.52 | 83.34 23.24 | 73.83 77 19.01 | 11.81 31.53 | 1067.82 0.0 | 0
2014-03-22 28.52 | 83.34 24.29 | 75.72 81 16.9 | 10.5 31.56 | 1068.87 0.63 | 0.02
2014-03-23 28.52 | 83.34 24.29 | 75.72 85 15.84 | 9.84 31.56 | 1068.87 21.65 | 0.85
2014-03-24 27.46 | 81.43 24.29 | 75.72 85 13.73 | 8.53 31.56 | 1068.87 5.07 | 0.2
2014-03-25 27.46 | 81.43 24.29 | 75.72 86 13.73 | 8.53 31.56 | 1068.87 4.01 | 0.16
2014-03-26 28.52 | 83.34 24.29 | 75.72 85 13.73 | 8.53 31.56 | 1068.87 4.54 | 0.18
2014-03-27 28.52 | 83.34 23.24 | 73.83 79 14.79 | 9.19 31.6 | 1069.93 0.74 | 0.03
2014-03-28 28.52 | 83.34 22.18 | 71.92 77 14.79 | 9.19 31.6 | 1069.93 0.53 | 0.02
2014-03-29 28.52 | 83.34 23.24 | 73.83 79 12.67 | 7.87 31.56 | 1068.87 0.11 | 0.0
2014-03-30 27.46 | 81.43 24.29 | 75.72 85 15.84 | 9.84 31.53 | 1067.82 14.05 | 0.55
2014-03-31 28.52 | 83.34 24.29 | 75.72 83 17.96 | 11.16 31.56 | 1068.87 8.66 | 0.34

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