Grand-Santi Weather History French Guiana

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Past date: Past date must be from 1st Jan, 2009 onwards.

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Daily and hourly data from 1 Jan 2009 onwards.
Yearly Monthly Averages
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Sun 06 Sep, 2026 Weather in Grand-Santi

Sunrise: 06:30 AM Sunset: 06:41 PM	Moonrise: 01:42 AM Moonset: 02:31 PM	Max: 34.4 °c	Min: 20.9 °c	Avg: 26.1 °c	Precip: 0.33 mm	Max Wind: 9.0 kph

	Sun 06 0:00 am	Sun 06 3:00 am	Sun 06 6:00 am	Sun 06 9:00 am	Sun 06 12:00 pm	Sun 06 3:00 pm	Sun 06 6:00 pm	Sun 06 9:00 pm
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Temp	23.2°c	21.2°c	20.9°c	27.0°c	34.4°c	30.6°c	29.2°c	23.7°c
Wind	5.0 kmph	3.6 kmph	2.9 kmph	5.4 kmph	6.5 kmph	9.0 kmph	4.3 kmph	5.8 kmph
Precip	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.06 mm	0.08 mm	0.14 mm
Cloud	5%	100%	100%	84%	76%	100%	98%	70%
Humidity	85%	98%	100%	71%	40%	51%	61%	93%
Pressure	1012 mb	1011 mb	1011 mb	1014 mb	1012 mb	1009 mb	1009 mb	1012 mb

Grand-Santi Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	30°C / 86°F	21°C / 70°F	24°C / 76°F	25 hours	155.45 mm / 6.12 In	15 days	1012 mb / 30 In
February	30°C / 85°F	21°C / 70°F	25°C / 76°F	20 hours	176.07 mm / 6.93 In	15 days	1012 mb / 30 In
March	30°C / 87°F	22°C / 71°F	25°C / 77°F	26 hours	163.77 mm / 6.45 In	13 days	1012 mb / 30 In
April	30°C / 86°F	22°C / 71°F	25°C / 77°F	18 hours	277.72 mm / 10.93 In	17 days	1012 mb / 30 In
May	30°C / 85°F	22°C / 72°F	25°C / 77°F	17 hours	395.87 mm / 15.59 In	22 days	1012 mb / 30 In
June	30°C / 87°F	22°C / 71°F	25°C / 77°F	39 hours	233.23 mm / 9.18 In	20 days	1013 mb / 30 In
July	31°C / 88°F	21°C / 71°F	25°C / 77°F	64 hours	170.98 mm / 6.73 In	17 days	1013 mb / 30 In
August	33°C / 91°F	22°C / 71°F	26°C / 79°F	125 hours	101.27 mm / 3.99 In	10 days	1012 mb / 30 In
September	35°C / 95°F	22°C / 72°F	27°C / 81°F	179 hours	46.80 mm / 1.84 In	6 days	1011 mb / 30 In
October	35°C / 96°F	22°C / 72°F	28°C / 82°F	173 hours	46.09 mm / 1.81 In	7 days	1010 mb / 30 In
November	34°C / 93°F	22°C / 72°F	27°C / 80°F	117 hours	84.27 mm / 3.32 In	11 days	1009 mb / 30 In
December	31°C / 87°F	21°C / 71°F	25°C / 77°F	38 hours	171.33 mm / 6.75 In	17 days	1011 mb / 30 In

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