Io Grande, São Tomé, Sao Tome And Principe Climate

Weather: 27.94°C/82.29°F, Wind SW at 3.09 km/h, 74% Humidity, 0% Chance of rain

Sao Tome and Principe
(Photo by Emanuele Pinna on Unsplash)

Io Grande Climate Summary

Located at an elevation of 18.23 meters (59.81 feet) above sea level, Io Grande has a Tropical wet and dry or savanna ('summer' dry season) climate (Classification: As). The district’s yearly temperature is 28.23ºC (82.81ºF) and it is 1.69% higher than Sao Tome and Principe’s averages. Io Grande typically receives about 231.94 millimeters (9.13 inches) of precipitation and has 234.61 rainy days (64.28% of the time) annually.

CountrySao Tome and Principe
CitySão Tomé
Longitude6.733343
Latitude0.3301924
Attitude/Elevation18.23m (59.81ft)
Local timeSunday 19:40
Annual high temperature29.72ºC (85.5ºF)
Annual low temperature26.98ºC (80.56ºF)
Average annual precip.231.94mm (9.13in)
Warmest monthApril (31.6ºC / 88.88ºF)
Coldest MonthJuly (24.25ºC / 75.65ºF)
Wettest MonthNovember (526.12mm / 20.71in)
Driest MonthJuly (23.12mm / 0.91in)
Number of days with rainfall (≥ 1.0 mm)234.61 days (64.28%)
Days with no rain130.39 days (35.72%)
Humidity84.46%

Climate Io Grande: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)32.97(91.35)32.97(91.35)34.04(93.27)34.04(93.27)32.97(91.35)31.91(89.44)29.78(85.6)29.78(85.6)29.78(85.6)30.85(87.53)31.91(89.44)32.97(91.35)34.04(93.27)
Average high °C (°F)30.71(87.28)31.15(88.07)31.52(88.74)31.6(88.88)30.68(87.22)28.6(83.48)27.32(81.18)27.62(81.72)28.35(83.03)29.26(84.67)29.82(85.68)30.0(86.0)29.72(85.5)
Daily mean °C (°F)29.66(85.39)29.94(85.89)30.06(86.11)29.85(85.73)28.86(83.95)26.78(80.2)25.51(77.92)25.7(78.26)26.7(80.06)27.95(82.31)28.7(83.66)29.07(84.33)28.23(82.81)
Average low °C (°F)28.54(83.37)28.58(83.44)28.96(84.13)28.51(83.32)27.55(81.59)25.69(78.24)24.25(75.65)24.42(75.96)25.4(77.72)26.53(79.75)27.23(81.01)28.07(82.53)26.98(80.56)
Record low °C (°F)19.15(66.47)19.15(66.47)19.15(66.47)17.02(62.64)17.02(62.64)14.89(58.8)14.89(58.8)13.83(56.89)14.89(58.8)15.96(60.73)17.02(62.64)19.15(66.47)13.83(56.89)
Average precipitation mm (inches)286.96(11.3)240.1(9.45)267.5(10.53)216.75(8.53)242.62(9.55)57.71(2.27)23.12(0.91)43.05(1.69)75.15(2.96)464.65(18.29)526.12(20.71)339.59(13.37)231.94(9.13)
Average precipitation days (≥ 1.0 mm)28.4325.2426.1120.1120.214.734.459.2912.0825.3428.2430.3719.55
Average relative humidity (%)81.3581.1780.7281.0684.5186.0186.6787.1487.6287.6486.1583.484.46
Mean monthly sunshine hours11.711.8611.5211.5311.139.999.478.759.3210.6310.7111.4710.67

Climate Graph

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

Io Grande

Io Grande Temperature by Month

March
30.06°C | 86.11°F
February
29.94°C | 85.89°F
April
29.85°C | 85.73°F
January
29.66°C | 85.39°F
December
29.07°C | 84.33°F
May
28.86°C | 83.95°F
November
28.7°C | 83.66°F
October
27.95°C | 82.31°F
June
26.78°C | 80.2°F
September
26.7°C | 80.06°F
August
25.7°C | 78.26°F
July
25.51°C | 77.92°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 Temperature30.85°C (87.53°F)29.96°C (85.93°F)28.72°C (83.7°F)
Avg Temperature29.78°C (85.6°F)28.72°C (83.7°F)27.66°C (81.79°F)
Min Temperature28.72°C (83.7°F)27.45°C (81.41°F)25.53°C (77.95°F)
Dew PointMaxAverageMin
Dew Point26.59°C (79.86°F)25.53°C (77.95°F)24.47°C (76.05°F)
PrecipitationMaxAverageMinSum
Precipitation72.76mm | 2.86in18.6mm | 0.73in0.11mm | 0.0in558.11mm | 21.97in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind17.02kmh | 10.58mph11.31kmh | 7.03mph6.38kmh | 3.96mph
Gust Wind24.47kmh | 15.2mph16.49kmh | 10.25mph9.57kmh | 5.95mph
Sea Level PressureMaxAverageMin
Sea Level Pressure72.76mb18.6mb0.11mb
Io Grande

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
November° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2010-11-0129.78 | 85.626.59 | 79.868212.76 | 7.9331.73 | 1074.344.47 | 0.18
2010-11-0228.72 | 83.725.53 | 77.95818.51 | 5.2931.69 | 1073.277.13 | 0.28
2010-11-0328.72 | 83.725.53 | 77.95828.51 | 5.2931.69 | 1073.270.11 | 0.0
2010-11-0429.78 | 85.625.53 | 77.95808.51 | 5.2931.73 | 1074.3438.29 | 1.51
2010-11-0529.78 | 85.625.53 | 77.958111.7 | 7.2731.73 | 1074.3458.82 | 2.32
2010-11-0628.72 | 83.725.53 | 77.95829.57 | 5.9531.76 | 1075.425.74 | 1.01
2010-11-0728.72 | 83.725.53 | 77.95849.57 | 5.9531.76 | 1075.436.27 | 1.43
2010-11-0828.72 | 83.725.53 | 77.95826.38 | 3.9631.73 | 1074.340.43 | 0.02
2010-11-0928.72 | 83.725.53 | 77.95839.57 | 5.9531.69 | 1073.273.51 | 0.14
2010-11-1028.72 | 83.725.53 | 77.958317.02 | 10.5831.73 | 1074.345.32 | 0.21
2010-11-1128.72 | 83.726.59 | 79.868313.83 | 8.5931.76 | 1075.431.59 | 1.24
2010-11-1228.72 | 83.726.59 | 79.868514.89 | 9.2531.73 | 1074.3425.95 | 1.02
2010-11-1328.72 | 83.725.53 | 77.958417.02 | 10.5831.66 | 1072.2111.38 | 0.45
2010-11-1428.72 | 83.725.53 | 77.958010.64 | 6.6131.69 | 1073.2720.53 | 0.81
2010-11-1528.72 | 83.725.53 | 77.95828.51 | 5.2931.76 | 1075.40.11 | 0.0
2010-11-1628.72 | 83.725.53 | 77.95838.51 | 5.2931.76 | 1075.444.36 | 1.75
2010-11-1727.66 | 81.7924.47 | 76.05837.45 | 4.6331.76 | 1075.48.72 | 0.34
2010-11-1828.72 | 83.725.53 | 77.95838.51 | 5.2931.69 | 1073.271.06 | 0.04
2010-11-1928.72 | 83.725.53 | 77.958111.7 | 7.2731.69 | 1073.275.64 | 0.22
2010-11-2029.78 | 85.625.53 | 77.957812.76 | 7.9331.69 | 1073.2724.78 | 0.98
2010-11-2128.72 | 83.725.53 | 77.958217.02 | 10.5831.66 | 1072.2117.98 | 0.71
2010-11-2227.66 | 81.7925.53 | 77.958412.76 | 7.9331.66 | 1072.2172.76 | 2.86
2010-11-2327.66 | 81.7925.53 | 77.958311.7 | 7.2731.66 | 1072.210.64 | 0.03
2010-11-2428.72 | 83.724.47 | 76.05838.51 | 5.2931.66 | 1072.212.55 | 0.1
2010-11-2528.72 | 83.726.59 | 79.868311.7 | 7.2731.66 | 1072.216.59 | 0.26
2010-11-2627.66 | 81.7924.47 | 76.058215.96 | 9.9231.66 | 1072.2128.93 | 1.14
2010-11-2728.72 | 83.725.53 | 77.958113.83 | 8.5931.69 | 1073.2733.93 | 1.34
2010-11-2828.72 | 83.725.53 | 77.958310.64 | 6.6131.73 | 1074.344.15 | 0.16
2010-11-2928.72 | 83.725.53 | 77.95839.57 | 5.9531.73 | 1074.3415.1 | 0.59
2010-11-3028.72 | 83.724.47 | 76.058311.7 | 7.2731.69 | 1073.2721.27 | 0.84

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