Saint-Pierre, Cayenne, French Guiana Climate

Weather: 25°C/76.28°F, Wind SW at 9.6 km/h, 82% Humidity, 0% Chance of rain

French Guiana
(Photo by JJ Shev on Unsplash)

Saint-Pierre Climate Summary

Located at an elevation of 196.6 meters (645.01 feet) above sea level, Saint-Pierre has a Tropical rainforest climate (Classification: Af). The district’s yearly temperature is 27.39ºC (81.3ºF) and it is -0.06% lower than French Guiana’s averages. Saint-Pierre typically receives about 142.78 millimeters (5.62 inches) of precipitation and has 219.05 rainy days (60.01% of the time) annually.

Country French Guiana
City Cayenne
Longitude -52.656971
Latitude 3.1608139
Attitude/Elevation 196.6m (645.01ft)
Local time Wednesday 16:48
Annual high temperature 29.5ºC (85.1ºF)
Annual low temperature 24.28ºC (75.7ºF)
Average annual precip. 142.78mm (5.62in)
Warmest month October (31.62ºC / 88.92ºF)
Coldest Month July (23.7ºC / 74.66ºF)
Wettest Month May (297.49mm / 11.71in)
Driest Month October (25.29mm / 1.0in)
Number of days with rainfall (≥ 1.0 mm) 219.05 days (60.01%)
Days with no rain 145.95 days (39.99%)
Humidity 81.2%

Climate Saint-Pierre: Weather By Month

Month Jan Feb Mar Apr May Jun Jul Aug Sep Nov Oct Dec Year
Record high °C (°F) 30.0(86.0) 30.0(86.0) 30.0(86.0) 31.0(87.8) 31.0(87.8) 32.0(89.6) 33.0(91.4) 34.0(93.2) 34.0(93.2) 34.0(93.2) 33.0(91.4) 32.0(89.6) 34.0(93.2)
Average high °C (°F) 28.07(82.53) 27.68(81.82) 28.25(82.85) 28.46(83.23) 28.59(83.46) 29.2(84.56) 29.86(85.75) 30.9(87.62) 31.51(88.72) 31.62(88.92) 30.76(87.37) 29.04(84.27) 29.5(85.1)
Daily mean °C (°F) 26.45(79.61) 26.13(79.03) 26.66(79.99) 26.87(80.37) 26.99(80.58) 27.19(80.94) 27.39(81.3) 28.1(82.58) 28.69(83.64) 28.82(83.88) 28.29(82.92) 27.09(80.76) 27.39(81.3)
Average low °C (°F) 23.99(75.18) 23.96(75.13) 24.26(75.67) 24.51(76.12) 24.57(76.23) 24.08(75.34) 23.7(74.66) 23.99(75.18) 24.46(76.03) 24.72(76.5) 24.73(76.51) 24.33(75.79) 24.28(75.7)
Record low °C (°F) 22.0(71.6) 22.0(71.6) 20.0(68.0) 15.0(59.0) 15.0(59.0) 16.0(60.8) 16.0(60.8) 0.0(0) 23.0(73.4) 22.0(71.6) 21.0(69.8) 19.0(66.2) 0.0(0)
Average precipitation mm (inches) 149.96(5.9) 165.59(6.52) 126.03(4.96) 215.45(8.48) 297.49(11.71) 216.74(8.53) 138.4(5.45) 75.12(2.96) 32.51(1.28) 25.29(1.0) 78.8(3.1) 192.03(7.56) 142.79(5.62)
Average precipitation days (≥ 1.0 mm) 21.91 21.18 19.27 22.0 26.09 24.91 23.36 14.55 7.45 6.27 11.82 20.27 18.26
Average relative humidity (%) 82.64 84.42 82.65 83.79 85.24 83.12 81.08 78.23 76.56 76.11 78.27 82.26 81.2
Mean monthly sunshine hours 9.7 8.76 8.98 9.28 9.61 10.12 10.39 10.69 11.06 11.07 10.74 10.02 10.03

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Saint-Pierre in recent years.

Saint-Pierre Temperature by Month

October
28.82°C | 83.88°F
September
28.69°C | 83.64°F
November
28.29°C | 82.92°F
August
28.1°C | 82.58°F
July
27.39°C | 81.3°F
June
27.19°C | 80.94°F
December
27.09°C | 80.76°F
May
26.99°C | 80.58°F
April
26.87°C | 80.37°F
March
26.66°C | 79.99°F
January
26.45°C | 79.61°F
February
26.13°C | 79.03°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 29.0°C (84.2°F) 28.29°C (82.92°F) 26.0°C (78.8°F)
Avg Temperature 27.0°C (80.6°F) 26.68°C (80.02°F) 25.0°C (77.0°F)
Min Temperature 25.0°C (77.0°F) 24.26°C (75.67°F) 23.0°C (73.4°F)
Dew Point Max Average Min
Dew Point 24.0°C (75.2°F) 22.48°C (72.46°F) 21.0°C (69.8°F)
Precipitation Max Average Min Sum
Precipitation 9.6mm | 0.38in 2.28mm | 0.09in 0.0mm | 0in 70.8mm | 2.79in
Snowdepth 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in
Wind Max Average Min
Wind 17.0kmh | 10.56mph 13.29kmh | 8.26mph 9.0kmh | 5.59mph
Gust Wind 25.0kmh | 15.53mph 20.26kmh | 12.59mph 13.0kmh | 8.08mph
Sea Level Pressure Max Average Min
Sea Level Pressure 9.6mb 2.28mb 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)
2018-03-01 27.0 | 80.6 22.0 | 71.6 83 9.0 | 5.59 29.91 | 1012.9 1.3 | 0.05
2018-03-02 27.0 | 80.6 23.0 | 73.4 86 10.0 | 6.21 29.91 | 1012.9 4.1 | 0.16
2018-03-03 26.0 | 78.8 23.0 | 73.4 88 11.0 | 6.84 29.85 | 1010.9 5.5 | 0.22
2018-03-04 27.0 | 80.6 23.0 | 73.4 84 12.0 | 7.46 29.82 | 1009.9 1.4 | 0.06
2018-03-05 27.0 | 80.6 23.0 | 73.4 83 12.0 | 7.46 29.85 | 1010.9 1.4 | 0.06
2018-03-06 27.0 | 80.6 23.0 | 73.4 83 15.0 | 9.32 29.88 | 1011.9 2.5 | 0.1
2018-03-07 27.0 | 80.6 23.0 | 73.4 81 16.0 | 9.94 29.91 | 1012.9 1.5 | 0.06
2018-03-08 27.0 | 80.6 22.0 | 71.6 77 14.0 | 8.7 29.91 | 1012.9 0.0 | 0
2018-03-09 27.0 | 80.6 22.0 | 71.6 79 16.0 | 9.94 29.94 | 1013.9 0.3 | 0.01
2018-03-10 26.0 | 78.8 21.0 | 69.8 76 15.0 | 9.32 29.94 | 1013.9 0.2 | 0.01
2018-03-11 27.0 | 80.6 21.0 | 69.8 76 15.0 | 9.32 29.94 | 1013.9 0.3 | 0.01
2018-03-12 27.0 | 80.6 22.0 | 71.6 77 17.0 | 10.56 29.91 | 1012.9 0.2 | 0.01
2018-03-13 27.0 | 80.6 22.0 | 71.6 77 15.0 | 9.32 29.91 | 1012.9 0.5 | 0.02
2018-03-14 27.0 | 80.6 22.0 | 71.6 77 15.0 | 9.32 29.94 | 1013.9 0.4 | 0.02
2018-03-15 27.0 | 80.6 22.0 | 71.6 80 16.0 | 9.94 29.91 | 1012.9 0.3 | 0.01
2018-03-16 27.0 | 80.6 23.0 | 73.4 83 17.0 | 10.56 29.91 | 1012.9 1.6 | 0.06
2018-03-17 26.0 | 78.8 22.0 | 71.6 78 14.0 | 8.7 29.88 | 1011.9 0.3 | 0.01
2018-03-18 26.0 | 78.8 23.0 | 73.4 86 12.0 | 7.46 29.85 | 1010.9 4.4 | 0.17
2018-03-19 26.0 | 78.8 23.0 | 73.4 90 10.0 | 6.21 29.82 | 1009.9 7.3 | 0.29
2018-03-20 27.0 | 80.6 24.0 | 75.2 87 11.0 | 6.84 29.85 | 1010.9 5.0 | 0.2
2018-03-21 27.0 | 80.6 23.0 | 73.4 83 15.0 | 9.32 29.88 | 1011.9 1.1 | 0.04
2018-03-22 27.0 | 80.6 21.0 | 69.8 76 14.0 | 8.7 29.91 | 1012.9 0.0 | 0
2018-03-23 27.0 | 80.6 22.0 | 71.6 79 12.0 | 7.46 29.88 | 1011.9 0.4 | 0.02
2018-03-24 26.0 | 78.8 23.0 | 73.4 89 14.0 | 8.7 29.85 | 1010.9 9.6 | 0.38
2018-03-25 25.0 | 77.0 23.0 | 73.4 91 12.0 | 7.46 29.88 | 1011.9 7.2 | 0.28
2018-03-26 26.0 | 78.8 23.0 | 73.4 88 11.0 | 6.84 29.88 | 1011.9 7.6 | 0.3
2018-03-27 27.0 | 80.6 23.0 | 73.4 81 13.0 | 8.08 29.85 | 1010.9 0.6 | 0.02
2018-03-28 27.0 | 80.6 22.0 | 71.6 78 14.0 | 8.7 29.85 | 1010.9 0.0 | 0
2018-03-29 27.0 | 80.6 22.0 | 71.6 79 12.0 | 7.46 29.85 | 1010.9 0.2 | 0.01
2018-03-30 27.0 | 80.6 23.0 | 73.4 83 12.0 | 7.46 29.85 | 1010.9 2.1 | 0.08
2018-03-31 26.0 | 78.8 23.0 | 73.4 82 11.0 | 6.84 29.85 | 1010.9 3.5 | 0.14

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