Ribeira Afonso, São Tomé, Sao Tome And Principe Climate

Weather: 26.44°C/79.59°F, Wind SW at 4.1 km/h, 75% Humidity, 0% Chance of rain

Ribeira Afonso Climate Summary

Located at an elevation of 7.97 meters (26.15 feet) above sea level, Ribeira Afonso has a Tropical wet and dry or savanna ('summer' dry season) climate (Classification: As). The district’s yearly temperature is 27.64ºC (81.75ºF) and it is 1.1% higher than Sao Tome and Principe’s averages. Ribeira Afonso typically receives about 227.12 millimeters (8.94 inches) of precipitation and has 229.73 rainy days (62.94% of the time) annually.

CountrySao Tome and Principe
CitySão Tomé
Longitude6.7005739
Latitude0.1955772
Attitude/Elevation7.97m (26.15ft)
Local timeSunday 13:59
Annual high temperature29.1ºC (84.38ºF)
Annual low temperature26.41ºC (79.54ºF)
Average annual precip.227.12mm (8.94in)
Warmest monthApril (30.95ºC / 87.71ºF)
Coldest MonthJuly (23.75ºC / 74.75ºF)
Wettest MonthNovember (515.19mm / 20.28in)
Driest MonthJuly (22.64mm / 0.89in)
Number of days with rainfall (≥ 1.0 mm)229.73 days (62.94%)
Days with no rain135.27 days (37.06%)
Humidity82.7%

Climate Ribeira Afonso: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)32.29(90.12)32.29(90.12)33.33(91.99)33.33(91.99)32.29(90.12)31.25(88.25)29.16(84.49)29.16(84.49)29.16(84.49)30.21(86.38)31.25(88.25)32.29(90.12)33.33(91.99)
Average high °C (°F)30.07(86.13)30.5(86.9)30.86(87.55)30.95(87.71)30.04(86.07)28.01(82.42)26.75(80.15)27.05(80.69)27.76(81.97)28.65(83.57)29.2(84.56)29.37(84.87)29.1(84.38)
Daily mean °C (°F)29.04(84.27)29.32(84.78)29.44(84.99)29.23(84.61)28.26(82.87)26.23(79.21)24.98(76.96)25.17(77.31)26.14(79.05)27.37(81.27)28.1(82.58)28.47(83.25)27.64(81.75)
Average low °C (°F)27.95(82.31)27.99(82.38)28.36(83.05)27.91(82.24)26.98(80.56)25.15(77.27)23.75(74.75)23.92(75.06)24.87(76.77)25.98(78.76)26.66(79.99)27.49(81.48)26.41(79.54)
Record low °C (°F)18.75(65.75)18.75(65.75)18.75(65.75)16.67(62.01)16.67(62.01)14.58(58.24)14.58(58.24)13.54(56.37)14.58(58.24)15.62(60.12)16.67(62.01)18.75(65.75)13.54(56.37)
Average precipitation mm (inches)281.0(11.06)235.11(9.26)261.94(10.31)212.25(8.36)237.58(9.35)56.51(2.22)22.64(0.89)42.15(1.66)73.59(2.9)454.99(17.91)515.19(20.28)332.53(13.09)227.12(8.94)
Average precipitation days (≥ 1.0 mm)27.8424.7225.5719.719.794.644.359.0911.8324.8127.6529.7419.14
Average relative humidity (%)79.6679.4879.0579.3882.7684.2284.8785.3385.885.8284.3681.6782.7
Mean monthly sunshine hours11.4611.6111.2811.2910.99.789.278.579.1210.4110.4911.2310.45

Climate Graph

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

Ribeira Afonso

Ribeira Afonso Temperature by Month

March
29.44°C | 84.99°F
February
29.32°C | 84.78°F
April
29.23°C | 84.61°F
January
29.04°C | 84.27°F
December
28.47°C | 83.25°F
May
28.26°C | 82.87°F
November
28.1°C | 82.58°F
October
27.37°C | 81.27°F
June
26.23°C | 79.21°F
September
26.14°C | 79.05°F
August
25.17°C | 77.31°F
July
24.98°C | 76.96°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 Temperature30.21°C (86.38°F)29.27°C (84.69°F)26.04°C (78.87°F)
Avg Temperature28.12°C (82.62°F)27.25°C (81.05°F)26.04°C (78.87°F)
Min Temperature27.08°C (80.74°F)26.56°C (79.81°F)26.04°C (78.87°F)
Dew PointMaxAverageMin
Dew Point25.0°C (77.0°F)23.61°C (74.5°F)20.83°C (69.49°F)
PrecipitationMaxAverageMinSum
Precipitation55.1mm | 2.17in3.65mm | 0.14in0.0mm | 0in109.46mm | 4.31in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind29.16kmh | 18.12mph19.62kmh | 12.19mph10.42kmh | 6.47mph
Gust Wind38.54kmh | 23.95mph27.12kmh | 16.85mph14.58kmh | 9.06mph
Sea Level PressureMaxAverageMin
Sea Level Pressure55.1mb3.65mb0.0mb
Ribeira Afonso

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
June° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2016-06-0128.12 | 82.6223.96 | 75.138218.75 | 11.6531.19 | 1056.180.73 | 0.03
2016-06-0228.12 | 82.6223.96 | 75.138119.79 | 12.331.19 | 1056.180.0 | 0
2016-06-0327.08 | 80.7425.0 | 77.08520.83 | 12.9431.19 | 1056.183.44 | 0.14
2016-06-0427.08 | 80.7425.0 | 77.08419.79 | 12.331.16 | 1055.146.04 | 0.24
2016-06-0527.08 | 80.7425.0 | 77.08422.92 | 14.2431.16 | 1055.141.87 | 0.07
2016-06-0628.12 | 82.6225.0 | 77.08218.75 | 11.6531.16 | 1055.140.73 | 0.03
2016-06-0728.12 | 82.6225.0 | 77.08121.87 | 13.5931.19 | 1056.180.42 | 0.02
2016-06-0828.12 | 82.6223.96 | 75.138022.92 | 14.2431.19 | 1056.180.62 | 0.02
2016-06-0927.08 | 80.7423.96 | 75.137920.83 | 12.9431.19 | 1056.180.31 | 0.01
2016-06-1027.08 | 80.7423.96 | 75.138019.79 | 12.331.19 | 1056.180.42 | 0.02
2016-06-1127.08 | 80.7423.96 | 75.138022.92 | 14.2431.22 | 1057.220.0 | 0
2016-06-1227.08 | 80.7423.96 | 75.137921.87 | 13.5931.22 | 1057.220.0 | 0
2016-06-1327.08 | 80.7423.96 | 75.137920.83 | 12.9431.25 | 1058.270.1 | 0.0
2016-06-1427.08 | 80.7421.87 | 71.377718.75 | 11.6531.25 | 1058.270.0 | 0
2016-06-1526.04 | 78.8721.87 | 71.377515.62 | 9.7131.28 | 1059.310.0 | 0
2016-06-1626.04 | 78.8722.92 | 73.268119.79 | 12.331.16 | 1055.140.1 | 0.0
2016-06-1727.08 | 80.7421.87 | 71.377510.42 | 6.4731.22 | 1057.220.0 | 0
2016-06-1827.08 | 80.7422.92 | 73.267718.75 | 11.6531.22 | 1057.220.21 | 0.01
2016-06-1927.08 | 80.7423.96 | 75.137929.16 | 18.1231.22 | 1057.220.62 | 0.02
2016-06-2028.12 | 82.6222.92 | 73.267222.92 | 14.2431.22 | 1057.220.0 | 0
2016-06-2127.08 | 80.7420.83 | 69.496712.5 | 7.7731.22 | 1057.220.0 | 0
2016-06-2227.08 | 80.7421.87 | 71.377011.46 | 7.1231.22 | 1057.220.0 | 0
2016-06-2327.08 | 80.7422.92 | 73.267616.67 | 10.3631.22 | 1057.220.52 | 0.02
2016-06-2427.08 | 80.7423.96 | 75.137921.87 | 13.5931.19 | 1056.1821.67 | 0.85
2016-06-2528.12 | 82.6223.96 | 75.138019.79 | 12.331.16 | 1055.1415.83 | 0.62
2016-06-2627.08 | 80.7423.96 | 75.137920.83 | 12.9431.19 | 1056.1855.1 | 2.17
2016-06-2727.08 | 80.7423.96 | 75.137916.67 | 10.3631.22 | 1057.220.21 | 0.01
2016-06-2827.08 | 80.7423.96 | 75.138121.87 | 13.5931.25 | 1058.270.21 | 0.01
2016-06-2927.08 | 80.7423.96 | 75.138120.83 | 12.9431.22 | 1057.220.0 | 0
2016-06-3027.08 | 80.7423.96 | 75.138118.75 | 11.6531.22 | 1057.220.31 | 0.01

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