Planca Primeira, São Tomé, Sao Tome And Principe Climate

Weather: 28.1°C/82.58°F, Wind SW at 3.35 km/h, 80% Humidity, 0.18% Chance of rain

Sao Tome and Principe
(Photo by Ronaldo Santos on Unsplash)

Planca Primeira Climate Summary

Located at an elevation of 18.23 meters (59.81 feet) above sea level, Planca Primeira has a Tropical wet and dry or savanna ('summer' dry season) climate (Classification: As). The district’s yearly temperature is 28.05ºC (82.49ºF) and it is 1.51% higher than Sao Tome and Principe’s averages. Planca Primeira typically receives about 230.43 millimeters (9.07 inches) of precipitation and has 233.08 rainy days (63.86% of the time) annually.

Country Sao Tome and Principe
City São Tomé
Longitude 6.733343
Latitude 0.3301924
Attitude/Elevation 18.23m (59.81ft)
Local time Monday 19:30
Annual high temperature 29.53ºC (85.15ºF)
Annual low temperature 26.8ºC (80.24ºF)
Average annual precip. 230.43mm (9.07in)
Warmest month April (31.4ºC / 88.52ºF)
Coldest Month July (24.1ºC / 75.38ºF)
Wettest Month November (522.7mm / 20.58in)
Driest Month July (22.97mm / 0.9in)
Number of days with rainfall (≥ 1.0 mm) 233.08 days (63.86%)
Days with no rain 131.92 days (36.14%)
Humidity 83.91%

Climate Planca Primeira: Weather By Month

Month Jan Feb Mar Apr May Jun Jul Aug Sep Nov Oct Dec Year
Record high °C (°F) 32.76(90.97) 32.76(90.97) 33.82(92.88) 33.82(92.88) 32.76(90.97) 31.7(89.06) 29.59(85.26) 29.59(85.26) 29.59(85.26) 30.65(87.17) 31.7(89.06) 32.76(90.97) 33.82(92.88)
Average high °C (°F) 30.51(86.92) 30.94(87.69) 31.31(88.36) 31.4(88.52) 30.48(86.86) 28.42(83.16) 27.14(80.85) 27.45(81.41) 28.16(82.69) 29.07(84.33) 29.62(85.32) 29.8(85.64) 29.53(85.15)
Daily mean °C (°F) 29.46(85.03) 29.75(85.55) 29.87(85.77) 29.65(85.37) 28.67(83.61) 26.61(79.9) 25.34(77.61) 25.53(77.95) 26.53(79.75) 27.77(81.99) 28.51(83.32) 28.88(83.98) 28.05(82.49)
Average low °C (°F) 28.35(83.03) 28.4(83.12) 28.78(83.8) 28.32(82.98) 27.37(81.27) 25.52(77.94) 24.1(75.38) 24.26(75.67) 25.24(77.43) 26.36(79.45) 27.05(80.69) 27.89(82.2) 26.8(80.24)
Record low °C (°F) 19.02(66.24) 19.02(66.24) 19.02(66.24) 16.91(62.44) 16.91(62.44) 14.8(58.64) 14.8(58.64) 13.74(56.73) 14.8(58.64) 15.85(60.53) 16.91(62.44) 19.02(66.24) 13.74(56.73)
Average precipitation mm (inches) 285.1(11.22) 238.54(9.39) 265.76(10.46) 215.34(8.48) 241.05(9.49) 57.33(2.26) 22.97(0.9) 42.77(1.68) 74.66(2.94) 461.63(18.17) 522.7(20.58) 337.38(13.28) 230.44(9.07)
Average precipitation days (≥ 1.0 mm) 28.25 25.08 25.94 19.98 20.08 4.7 4.42 9.23 12.01 25.17 28.06 30.17 19.42
Average relative humidity (%) 80.82 80.64 80.2 80.54 83.96 85.45 86.11 86.57 87.05 87.07 85.59 82.86 83.91
Mean monthly sunshine hours 11.62 11.78 11.45 11.46 11.05 9.92 9.41 8.7 9.26 10.56 10.64 11.39 10.6

Climate Graph

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

Planca Primeira

Planca Primeira Temperature by Month

March
29.87°C | 85.77°F
February
29.75°C | 85.55°F
April
29.65°C | 85.37°F
January
29.46°C | 85.03°F
December
28.88°C | 83.98°F
May
28.67°C | 83.61°F
November
28.51°C | 83.32°F
October
27.77°C | 81.99°F
June
26.61°C | 79.9°F
September
26.53°C | 79.75°F
August
25.53°C | 77.95°F
July
25.34°C | 77.61°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 29.59°C (85.26°F) 29.24°C (84.63°F) 27.48°C (81.46°F)
Avg Temperature 28.53°C (83.35°F) 27.27°C (81.09°F) 26.42°C (79.56°F)
Min Temperature 27.48°C (81.46°F) 26.53°C (79.75°F) 25.36°C (77.65°F)
Dew Point Max Average Min
Dew Point 25.36°C (77.65°F) 24.17°C (75.51°F) 23.25°C (73.85°F)
Precipitation Max Average Min Sum
Precipitation 62.56mm | 2.46in 4.06mm | 0.16in 0.0mm | 0in 121.95mm | 4.8in
Snowdepth 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in
Wind Max Average Min
Wind 28.53kmh | 17.73mph 21.1kmh | 13.11mph 11.62kmh | 7.22mph
Gust Wind 45.44kmh | 28.24mph 29.73kmh | 18.47mph 16.91kmh | 10.51mph
Sea Level Pressure Max Average Min
Sea Level Pressure 62.56mb 4.06mb 0.0mb
Planca Primeira

Daily Observations

Time Temperature Dew Point Humidity Wind Speed Pressure Precipitation
September ° C | ° F ° C | ° F % Kph | Mph Hg | Mb Total (mm/in)
2016-09-01 27.48 | 81.46 24.31 | 75.76 81 17.97 | 11.17 31.64 | 1071.6 2.22 | 0.09
2016-09-02 27.48 | 81.46 24.31 | 75.76 83 20.08 | 12.48 31.64 | 1071.6 7.19 | 0.28
2016-09-03 27.48 | 81.46 24.31 | 75.76 84 21.14 | 13.14 31.61 | 1070.54 2.85 | 0.11
2016-09-04 27.48 | 81.46 24.31 | 75.76 84 24.31 | 15.11 31.61 | 1070.54 3.91 | 0.15
2016-09-05 26.42 | 79.56 23.25 | 73.85 81 28.53 | 17.73 31.64 | 1071.6 0.63 | 0.02
2016-09-06 27.48 | 81.46 23.25 | 73.85 79 11.62 | 7.22 31.64 | 1071.6 0.0 | 0
2016-09-07 27.48 | 81.46 24.31 | 75.76 83 20.08 | 12.48 31.64 | 1071.6 10.67 | 0.42
2016-09-08 27.48 | 81.46 25.36 | 77.65 83 28.53 | 17.73 31.64 | 1071.6 62.56 | 2.46
2016-09-09 27.48 | 81.46 24.31 | 75.76 82 23.25 | 14.45 31.64 | 1071.6 0.32 | 0.01
2016-09-10 27.48 | 81.46 24.31 | 75.76 82 20.08 | 12.48 31.64 | 1071.6 0.42 | 0.02
2016-09-11 27.48 | 81.46 24.31 | 75.76 83 25.36 | 15.76 31.64 | 1071.6 0.21 | 0.01
2016-09-12 26.42 | 79.56 23.25 | 73.85 83 24.31 | 15.11 31.64 | 1071.6 0.0 | 0
2016-09-13 26.42 | 79.56 23.25 | 73.85 82 17.97 | 11.17 31.64 | 1071.6 0.21 | 0.01
2016-09-14 26.42 | 79.56 23.25 | 73.85 81 20.08 | 12.48 31.64 | 1071.6 0.63 | 0.02
2016-09-15 26.42 | 79.56 23.25 | 73.85 80 24.31 | 15.11 31.64 | 1071.6 1.9 | 0.07
2016-09-16 26.42 | 79.56 24.31 | 75.76 82 22.19 | 13.79 31.64 | 1071.6 1.06 | 0.04
2016-09-17 27.48 | 81.46 24.31 | 75.76 82 25.36 | 15.76 31.64 | 1071.6 1.27 | 0.05
2016-09-18 27.48 | 81.46 24.31 | 75.76 79 20.08 | 12.48 31.64 | 1071.6 0.32 | 0.01
2016-09-19 26.42 | 79.56 23.25 | 73.85 80 21.14 | 13.14 31.64 | 1071.6 0.21 | 0.01
2016-09-20 27.48 | 81.46 23.25 | 73.85 80 20.08 | 12.48 31.61 | 1070.54 0.21 | 0.01
2016-09-21 27.48 | 81.46 24.31 | 75.76 80 17.97 | 11.17 31.61 | 1070.54 1.06 | 0.04
2016-09-22 27.48 | 81.46 24.31 | 75.76 83 16.91 | 10.51 31.64 | 1071.6 0.74 | 0.03
2016-09-23 27.48 | 81.46 24.31 | 75.76 82 17.97 | 11.17 31.64 | 1071.6 1.48 | 0.06
2016-09-24 27.48 | 81.46 25.36 | 77.65 82 23.25 | 14.45 31.61 | 1070.54 5.6 | 0.22
2016-09-25 27.48 | 81.46 24.31 | 75.76 80 22.19 | 13.79 31.61 | 1070.54 0.74 | 0.03
2016-09-26 27.48 | 81.46 24.31 | 75.76 81 20.08 | 12.48 31.61 | 1070.54 0.85 | 0.03
2016-09-27 27.48 | 81.46 24.31 | 75.76 82 20.08 | 12.48 31.61 | 1070.54 1.9 | 0.07
2016-09-28 27.48 | 81.46 24.31 | 75.76 82 16.91 | 10.51 31.61 | 1070.54 1.06 | 0.04
2016-09-29 27.48 | 81.46 25.36 | 77.65 83 20.08 | 12.48 31.58 | 1069.48 1.37 | 0.05
2016-09-30 28.53 | 83.35 25.36 | 77.65 84 21.14 | 13.14 31.58 | 1069.48 10.36 | 0.41

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