Waterloo, Western Area, Sierra Leone Climate

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

Sierra Leone
(Photo by Bruce Warrington on Unsplash)

Waterloo Climate Summary

Located at an elevation of 24.08 meters (79.0 feet) above sea level, Waterloo has a Tropical monsoon climate (Classification: Am). The district’s yearly temperature is 27.79ºC (82.02ºF) and it is 0.18% higher than Sierra Leone’s averages. Waterloo typically receives about 257.93 millimeters (10.15 inches) of precipitation and has 199.88 rainy days (54.76% of the time) annually.

Country Sierra Leone
City Western Area
Longitude -13.0645021
Latitude 8.3266095
Attitude/Elevation 24.08m (79.0ft)
Local time Tuesday 20:21
Annual high temperature 30.19ºC (86.34ºF)
Annual low temperature 24.78ºC (76.6ºF)
Average annual precip. 257.93mm (10.15in)
Warmest month January (32.0ºC / 89.6ºF)
Coldest Month August (23.96ºC / 75.13ºF)
Wettest Month August (812.05mm / 31.97in)
Driest Month February (3.54mm / 0.14in)
Number of days with rainfall (≥ 1.0 mm) 199.88 days (54.76%)
Days with no rain 165.12 days (45.24%)
Humidity 76.57%

Climate Waterloo: Weather By Month

Month Jan Feb Mar Apr May Jun Jul Aug Sep Nov Oct Dec Year
Record high °C (°F) 37.62(99.72) 37.62(99.72) 37.62(99.72) 35.64(96.15) 35.64(96.15) 33.66(92.59) 31.68(89.02) 29.7(85.46) 32.67(90.81) 33.66(92.59) 34.65(94.37) 36.63(97.93) 37.62(99.72)
Average high °C (°F) 32.0(89.6) 31.69(89.04) 31.29(88.32) 31.07(87.93) 30.84(87.51) 29.45(85.01) 27.86(82.15) 27.39(81.3) 28.3(82.94) 29.9(85.82) 30.79(87.42) 31.82(89.28) 30.2(86.36)
Daily mean °C (°F) 28.43(83.17) 28.45(83.21) 28.49(83.28) 28.67(83.61) 28.74(83.73) 27.65(81.77) 26.3(79.34) 25.91(78.64) 26.48(79.66) 27.56(81.61) 28.28(82.9) 28.53(83.35) 27.79(82.02)
Average low °C (°F) 24.32(75.78) 24.26(75.67) 24.69(76.44) 25.4(77.72) 25.9(78.62) 25.34(77.61) 24.25(75.65) 23.96(75.13) 24.25(75.65) 24.87(76.77) 25.3(77.54) 24.76(76.57) 24.78(76.6)
Record low °C (°F) 20.79(69.42) 21.78(71.2) 21.78(71.2) 22.77(72.99) 17.82(64.08) 19.8(67.64) 15.84(60.51) 16.83(62.29) 17.82(64.08) 14.85(58.73) 23.76(74.77) 20.79(69.42) 14.85(58.73)
Average precipitation mm (inches) 5.71(0.22) 3.54(0.14) 11.97(0.47) 37.54(1.48) 145.13(5.71) 371.47(14.62) 723.16(28.47) 812.05(31.97) 524.64(20.66) 310.49(12.22) 128.02(5.04) 21.5(0.85) 257.93(10.15)
Average precipitation days (≥ 1.0 mm) 1.62 0.72 3.15 7.29 18.72 27.18 30.24 29.07 27.99 28.17 21.06 4.68 16.65
Average relative humidity (%) 67.78 69.34 71.96 72.87 76.62 80.33 82.77 84.39 84.11 81.85 78.57 68.29 76.58
Mean monthly sunshine hours 11.19 11.4 11.25 11.16 10.74 9.89 9.2 8.54 9.86 10.55 11.07 11.06 10.49

Climate Graph

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

Waterloo Temperature by Month

May
28.74°C | 83.73°F
April
28.67°C | 83.61°F
December
28.53°C | 83.35°F
March
28.49°C | 83.28°F
February
28.45°C | 83.21°F
January
28.43°C | 83.17°F
November
28.28°C | 82.9°F
June
27.65°C | 81.77°F
October
27.56°C | 81.61°F
September
26.48°C | 79.66°F
July
26.3°C | 79.34°F
August
25.91°C | 78.64°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 34.65°C (94.37°F) 32.7°C (90.86°F) 30.69°C (87.24°F)
Avg Temperature 29.7°C (85.46°F) 28.65°C (83.57°F) 27.72°C (81.9°F)
Min Temperature 25.74°C (78.33°F) 23.89°C (75.0°F) 21.78°C (71.2°F)
Dew Point Max Average Min
Dew Point 22.77°C (72.99°F) 18.04°C (64.47°F) 13.86°C (56.95°F)
Precipitation Max Average Min Sum
Precipitation 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in
Snowdepth 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in
Wind Max Average Min
Wind 10.89kmh | 6.77mph 7.47kmh | 4.64mph 4.95kmh | 3.08mph
Gust Wind 19.8kmh | 12.3mph 12.1kmh | 7.52mph 7.92kmh | 4.92mph
Sea Level Pressure Max Average Min
Sea Level Pressure 0.0mb 0.0mb 0.0mb

Daily Observations

Time Temperature Dew Point Humidity Wind Speed Pressure Precipitation
December ° C | ° F ° C | ° F % Kph | Mph Hg | Mb Total (mm/in)
2015-12-01 29.7 | 85.46 22.77 | 72.99 69 5.94 | 3.69 29.61 | 1002.87 0.0 | 0
2015-12-02 29.7 | 85.46 22.77 | 72.99 74 7.92 | 4.92 29.61 | 1002.87 0.0 | 0
2015-12-03 28.71 | 83.68 20.79 | 69.42 68 7.92 | 4.92 29.59 | 1001.88 0.0 | 0
2015-12-04 29.7 | 85.46 19.8 | 67.64 58 6.93 | 4.31 29.59 | 1001.88 0.0 | 0
2015-12-05 29.7 | 85.46 18.81 | 65.86 58 6.93 | 4.31 29.61 | 1002.87 0.0 | 0
2015-12-06 28.71 | 83.68 18.81 | 65.86 60 6.93 | 4.31 29.61 | 1002.87 0.0 | 0
2015-12-07 28.71 | 83.68 18.81 | 65.86 62 5.94 | 3.69 29.64 | 1003.86 0.0 | 0
2015-12-08 27.72 | 81.9 17.82 | 64.08 58 7.92 | 4.92 29.61 | 1002.87 0.0 | 0
2015-12-09 27.72 | 81.9 17.82 | 64.08 57 7.92 | 4.92 29.61 | 1002.87 0.0 | 0
2015-12-10 28.71 | 83.68 19.8 | 67.64 66 5.94 | 3.69 29.61 | 1002.87 0.0 | 0
2015-12-11 29.7 | 85.46 19.8 | 67.64 63 5.94 | 3.69 29.64 | 1003.86 0.0 | 0
2015-12-12 29.7 | 85.46 18.81 | 65.86 57 5.94 | 3.69 29.61 | 1002.87 0.0 | 0
2015-12-13 29.7 | 85.46 19.8 | 67.64 62 5.94 | 3.69 29.59 | 1001.88 0.0 | 0
2015-12-14 28.71 | 83.68 20.79 | 69.42 69 6.93 | 4.31 29.56 | 1000.89 0.0 | 0
2015-12-15 28.71 | 83.68 18.81 | 65.86 62 7.92 | 4.92 29.59 | 1001.88 0.0 | 0
2015-12-16 28.71 | 83.68 15.84 | 60.51 50 8.91 | 5.54 29.61 | 1002.87 0.0 | 0
2015-12-17 27.72 | 81.9 14.85 | 58.73 49 8.91 | 5.54 29.61 | 1002.87 0.0 | 0
2015-12-18 27.72 | 81.9 20.79 | 69.42 68 6.93 | 4.31 29.56 | 1000.89 0.0 | 0
2015-12-19 27.72 | 81.9 20.79 | 69.42 67 7.92 | 4.92 29.56 | 1000.89 0.0 | 0
2015-12-20 27.72 | 81.9 19.8 | 67.64 67 7.92 | 4.92 29.56 | 1000.89 0.0 | 0
2015-12-21 27.72 | 81.9 15.84 | 60.51 53 4.95 | 3.08 29.61 | 1002.87 0.0 | 0
2015-12-22 28.71 | 83.68 14.85 | 58.73 49 6.93 | 4.31 29.61 | 1002.87 0.0 | 0
2015-12-23 28.71 | 83.68 14.85 | 58.73 46 7.92 | 4.92 29.61 | 1002.87 0.0 | 0
2015-12-24 28.71 | 83.68 14.85 | 58.73 48 7.92 | 4.92 29.59 | 1001.88 0.0 | 0
2015-12-25 28.71 | 83.68 14.85 | 58.73 49 8.91 | 5.54 29.61 | 1002.87 0.0 | 0
2015-12-26 28.71 | 83.68 16.83 | 62.29 56 7.92 | 4.92 29.61 | 1002.87 0.0 | 0
2015-12-27 28.71 | 83.68 13.86 | 56.95 48 10.89 | 6.77 29.59 | 1001.88 0.0 | 0
2015-12-28 27.72 | 81.9 19.8 | 67.64 67 7.92 | 4.92 29.59 | 1001.88 0.0 | 0
2015-12-29 29.7 | 85.46 14.85 | 58.73 49 9.9 | 6.15 29.61 | 1002.87 0.0 | 0
2015-12-30 27.72 | 81.9 13.86 | 56.95 46 6.93 | 4.31 29.67 | 1004.85 0.0 | 0
2015-12-31 27.72 | 81.9 16.83 | 62.29 55 7.92 | 4.92 29.61 | 1002.87 0.0 | 0

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