Decision, Saint-Laurent-Du-Maroni, French Guiana Climate

Weather: 24.75°C/76.55°F, Wind SW at 1.64 km/h, 79% Humidity, 0% Chance of rain

French Guiana
(Photo by Paul Fleury on Unsplash)
Contents

Decision Climate Summary

Located at an elevation of 7.85 meters (25.75 feet) above sea level, Decision has a Tropical rainforest climate (Classification: Af). The district’s yearly temperature is 28.19ºC (82.74ºF) and it is 0.74% higher than French Guiana’s averages. Decision typically receives about 77.81 millimeters (3.06 inches) of precipitation and has 163.87 rainy days (44.9% of the time) annually.

CountryFrench Guiana
CitySaint-Laurent-du-Maroni
Longitude-54.031033
Latitude5.5038727
Attitude/Elevation7.85m (25.75ft)
Local timeThursday 13:04
Annual high temperature31.6ºC (88.88ºF)
Annual low temperature23.27ºC (73.89ºF)
Average annual precip.77.81mm (3.06in)
Warmest monthOctober (34.32ºC / 93.78ºF)
Coldest MonthJuly (22.81ºC / 73.06ºF)
Wettest MonthJune (150.55mm / 5.93in)
Driest MonthOctober (23.7mm / 0.93in)
Number of days with rainfall (≥ 1.0 mm)163.87 days (44.9%)
Days with no rain201.13 days (55.1%)
Humidity84.22%

Climate Decision: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)33.82(92.88)32.79(91.02)33.82(92.88)32.79(91.02)33.82(92.88)33.82(92.88)34.84(94.71)36.89(98.4)37.92(100.26)38.94(102.09)36.89(98.4)35.87(96.57)38.94(102.09)
Average high °C (°F)30.39(86.7)29.86(85.75)30.41(86.74)30.6(87.08)30.45(86.81)30.57(87.03)31.54(88.77)32.87(91.17)33.88(92.98)34.32(93.78)33.1(91.58)31.13(88.03)31.59(88.86)
Daily mean °C (°F)27.46(81.43)27.15(80.87)27.63(81.73)27.91(82.24)27.81(82.06)27.54(81.57)27.94(82.29)28.69(83.64)29.41(84.94)29.82(85.68)29.14(84.45)27.86(82.15)28.19(82.74)
Average low °C (°F)22.88(73.18)23.14(73.65)23.41(74.14)23.72(74.7)23.89(75.0)23.16(73.69)22.81(73.06)22.86(73.15)23.16(73.69)23.43(74.17)23.52(74.34)23.26(73.87)23.27(73.89)
Record low °C (°F)20.5(68.9)20.5(68.9)21.52(70.74)18.45(65.21)14.35(57.83)16.4(61.52)18.45(65.21)0.0(0)21.52(70.74)21.52(70.74)14.35(57.83)21.52(70.74)0.0(0)
Average precipitation mm (inches)49.74(1.96)48.29(1.9)42.46(1.67)93.58(3.68)140.35(5.53)150.55(5.93)105.81(4.17)72.62(2.86)34.68(1.37)23.7(0.93)69.67(2.74)102.2(4.02)77.8(3.06)
Average precipitation days (≥ 1.0 mm)11.0914.2512.6716.7720.7718.4518.5413.328.486.439.1313.9813.66
Average relative humidity (%)83.284.3382.8784.3987.789.4387.2883.9781.379.3181.9784.7984.22
Mean monthly sunshine hours9.618.428.768.839.1910.110.6411.0211.211.0410.559.929.94

Climate Graph

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

Decision

Decision Temperature by Month

October
29.82°C | 85.68°F
September
29.41°C | 84.94°F
November
29.14°C | 84.45°F
August
28.69°C | 83.64°F
July
27.94°C | 82.29°F
April
27.91°C | 82.24°F
December
27.86°C | 82.15°F
May
27.81°C | 82.06°F
March
27.63°C | 81.73°F
June
27.54°C | 81.57°F
January
27.46°C | 81.43°F
February
27.15°C | 80.87°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
TemperatureMaxAverageMin
Max Temperature36.89°C (98.4°F)35.57°C (96.03°F)32.79°C (91.02°F)
Avg Temperature31.77°C (89.19°F)30.61°C (87.1°F)28.69°C (83.64°F)
Min Temperature24.6°C (76.28°F)23.27°C (73.89°F)22.55°C (72.59°F)
Dew PointMaxAverageMin
Dew Point23.57°C (74.43°F)22.28°C (72.1°F)20.5°C (68.9°F)
PrecipitationMaxAverageMinSum
Precipitation3.69mm | 0.15in0.45mm | 0.02in0.0mm | 0in13.81mm | 0.54in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind7.17kmh | 4.46mph6.21kmh | 3.86mph4.1kmh | 2.55mph
Gust Wind11.27kmh | 7.0mph9.16kmh | 5.69mph6.15kmh | 3.82mph
Sea Level PressureMaxAverageMin
Sea Level Pressure3.69mb0.45mb0.0mb
Decision

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
October° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2018-10-0128.69 | 83.6423.57 | 74.43855.12 | 3.1830.6 | 1036.072.46 | 0.1
2018-10-0230.74 | 87.3322.55 | 72.59766.15 | 3.8230.6 | 1036.070.0 | 0
2018-10-0330.74 | 87.3321.52 | 70.74727.17 | 4.4630.6 | 1036.070.0 | 0
2018-10-0430.74 | 87.3322.55 | 72.59737.17 | 4.4630.6 | 1036.070.0 | 0
2018-10-0530.74 | 87.3321.52 | 70.74726.15 | 3.8230.6 | 1036.070.1 | 0.0
2018-10-0630.74 | 87.3321.52 | 70.74745.12 | 3.1830.6 | 1036.070.0 | 0
2018-10-0730.74 | 87.3322.55 | 72.59746.15 | 3.8230.6 | 1036.070.0 | 0
2018-10-0830.74 | 87.3321.52 | 70.74726.15 | 3.8230.6 | 1036.070.0 | 0
2018-10-0930.74 | 87.3320.5 | 68.9686.15 | 3.8230.6 | 1036.070.0 | 0
2018-10-1030.74 | 87.3321.52 | 70.74717.17 | 4.4630.57 | 1035.050.0 | 0
2018-10-1130.74 | 87.3321.52 | 70.74727.17 | 4.4630.6 | 1036.070.0 | 0
2018-10-1230.74 | 87.3321.52 | 70.74717.17 | 4.4630.63 | 1037.10.0 | 0
2018-10-1330.74 | 87.3322.55 | 72.59746.15 | 3.8230.63 | 1037.10.0 | 0
2018-10-1431.77 | 89.1922.55 | 72.59735.12 | 3.1830.63 | 1037.10.0 | 0
2018-10-1530.74 | 87.3323.57 | 74.43784.1 | 2.5530.6 | 1036.073.69 | 0.15
2018-10-1630.74 | 87.3322.55 | 72.59746.15 | 3.8230.57 | 1035.050.2 | 0.01
2018-10-1730.74 | 87.3322.55 | 72.59736.15 | 3.8230.57 | 1035.050.2 | 0.01
2018-10-1830.74 | 87.3322.55 | 72.59737.17 | 4.4630.53 | 1034.020.0 | 0
2018-10-1931.77 | 89.1922.55 | 72.59736.15 | 3.8230.5 | 1033.00.1 | 0.0
2018-10-2030.74 | 87.3321.52 | 70.74716.15 | 3.8230.5 | 1033.00.0 | 0
2018-10-2130.74 | 87.3321.52 | 70.74707.17 | 4.4630.5 | 1033.00.0 | 0
2018-10-2230.74 | 87.3321.52 | 70.74697.17 | 4.4630.53 | 1034.020.0 | 0
2018-10-2330.74 | 87.3321.52 | 70.74697.17 | 4.4630.57 | 1035.050.0 | 0
2018-10-2430.74 | 87.3321.52 | 70.74727.17 | 4.4630.6 | 1036.070.0 | 0
2018-10-2529.72 | 85.522.55 | 72.59756.15 | 3.8230.6 | 1036.070.0 | 0
2018-10-2629.72 | 85.523.57 | 74.43806.15 | 3.8230.6 | 1036.071.74 | 0.07
2018-10-2730.74 | 87.3322.55 | 72.59765.12 | 3.1830.6 | 1036.070.0 | 0
2018-10-2829.72 | 85.523.57 | 74.43834.1 | 2.5530.6 | 1036.071.43 | 0.06
2018-10-2930.74 | 87.3323.57 | 74.43785.12 | 3.1830.6 | 1036.072.46 | 0.1
2018-10-3030.74 | 87.3322.55 | 72.59747.17 | 4.4630.6 | 1036.070.0 | 0
2018-10-3129.72 | 85.523.57 | 74.43806.15 | 3.8230.6 | 1036.071.43 | 0.06

Decision 11 Year Historical Weather Data

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