North Western, Sierra Leone Climate

Weather: 25°C/76.82°F, Wind SW at 2.5 km/h, 99% Humidity, 0% Chance of rain

Sierra Leone
(Photo by Rich Martello on Unsplash)
Contents

North Western Climate Summary

Located at an elevation of 16.45 meters (53.97 feet) above sea level, North Western has a Tropical monsoon climate (Classification: Am). The city’s yearly temperature is 28.07ºC (82.53ºF) and it is 0.46% higher than Sierra Leone’s averages. North Western typically receives about 260.54 millimeters (10.26 inches) of precipitation and has 201.9 rainy days (55.32% of the time) annually.

Country Sierra Leone
Longitude -13.035694
Latitude 8.3114983
Attitude/Elevation 16.45m (53.97ft)
Local time Tuesday 00:43
Annual high temperature 30.5ºC (86.9ºF)
Annual low temperature 25.03ºC (77.05ºF)
Average annual precip. 260.54mm (10.26in)
Warmest month January (32.32ºC / 90.18ºF)
Coldest Month August (24.2ºC / 75.56ºF)
Wettest Month August (820.25mm / 32.29in)
Driest Month February (3.58mm / 0.14in)
Number of days with rainfall (≥ 1.0 mm) 201.9 days (55.32%)
Days with no rain 163.1 days (44.68%)
Humidity 77.35%

Climate North Western: Monthly Averages

Month Jan Feb Mar Apr May Jun Jul Aug Sep Nov Oct Dec Year
Record high °C (°F) 38.0(100.4) 38.0(100.4) 38.0(100.4) 36.0(96.8) 36.0(96.8) 34.0(93.2) 32.0(89.6) 30.0(86.0) 33.0(91.4) 34.0(93.2) 35.0(95.0) 37.0(98.6) 38.0(100.4)
Average high °C (°F) 32.32(90.18) 32.01(89.62) 31.61(88.9) 31.38(88.48) 31.15(88.07) 29.75(85.55) 28.14(82.65) 27.67(81.81) 28.59(83.46) 30.2(86.36) 31.1(87.98) 32.14(89.85) 30.5(86.9)
Daily mean °C (°F) 28.72(83.7) 28.74(83.73) 28.78(83.8) 28.96(84.13) 29.03(84.25) 27.93(82.27) 26.57(79.83) 26.17(79.11) 26.75(80.15) 27.84(82.11) 28.57(83.43) 28.82(83.88) 28.07(82.53)
Average low °C (°F) 24.57(76.23) 24.51(76.12) 24.94(76.89) 25.66(78.19) 26.16(79.09) 25.6(78.08) 24.5(76.1) 24.2(75.56) 24.49(76.08) 25.12(77.22) 25.56(78.01) 25.01(77.02) 25.03(77.05)
Record low °C (°F) 21.0(69.8) 22.0(71.6) 22.0(71.6) 23.0(73.4) 18.0(64.4) 20.0(68.0) 16.0(60.8) 17.0(62.6) 18.0(64.4) 15.0(59.0) 24.0(75.2) 21.0(69.8) 15.0(59.0)
Average precipitation mm (inches) 5.77(0.23) 3.58(0.14) 12.09(0.48) 37.92(1.49) 146.6(5.77) 375.22(14.77) 730.46(28.76) 820.25(32.29) 529.94(20.86) 313.63(12.35) 129.31(5.09) 21.72(0.86) 260.54(10.26)
Average precipitation days (≥ 1.0 mm) 1.64 0.73 3.18 7.36 18.91 27.45 30.55 29.36 28.27 28.45 21.27 4.73 16.82
Average relative humidity (%) 68.46 70.04 72.69 73.61 77.39 81.14 83.61 85.24 84.96 82.68 79.36 68.98 77.35
Mean monthly sunshine hours 11.3 11.52 11.36 11.27 10.85 9.99 9.29 8.63 9.96 10.66 11.18 11.17 10.6

Climate Graph

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

North Western Temperature by Month

May
29.03°C | 84.25°F
April
28.96°C | 84.13°F
December
28.82°C | 83.88°F
March
28.78°C | 83.8°F
February
28.74°C | 83.73°F
January
28.72°C | 83.7°F
November
28.57°C | 83.43°F
June
27.93°C | 82.27°F
October
27.84°C | 82.11°F
September
26.75°C | 80.15°F
July
26.57°C | 79.83°F
August
26.17°C | 79.11°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 28.0°C (82.4°F) 26.58°C (79.84°F) 25.0°C (77.0°F)
Avg Temperature 26.0°C (78.8°F) 25.32°C (77.58°F) 24.0°C (75.2°F)
Min Temperature 25.0°C (77.0°F) 23.52°C (74.34°F) 17.0°C (62.6°F)
Dew Point Max Average Min
Dew Point 23.0°C (73.4°F) 22.23°C (72.01°F) 20.0°C (68.0°F)
Precipitation Max Average Min Sum
Precipitation 64.7mm | 2.55in 16.31mm | 0.64in 0.0mm | 0in 505.6mm | 19.91in
Snowdepth 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in
Wind Max Average Min
Wind 18.0kmh | 11.18mph 13.97kmh | 8.68mph 9.0kmh | 5.59mph
Gust Wind 33.0kmh | 20.51mph 21.81kmh | 13.55mph 13.0kmh | 8.08mph
Sea Level Pressure Max Average Min
Sea Level Pressure 64.7mb 16.31mb 0.0mb

Daily Observations

Time Temperature Dew Point Humidity Wind Speed Pressure Precipitation
August ° C | ° F ° C | ° F % Kph | Mph Hg | Mb Total (mm/in)
2020-08-01 26 | 78.8 23 | 73.4 84 12 | 7.46 29.94 | 1014 28.1 | 1.11
2020-08-02 25 | 77.0 23 | 73.4 90 15 | 9.32 29.94 | 1014 44.3 | 1.74
2020-08-03 26 | 78.8 22 | 71.6 83 14 | 8.7 30.0 | 1016 1.8 | 0.07
2020-08-04 26 | 78.8 21 | 69.8 79 14 | 8.7 30.0 | 1016 0.9 | 0.04
2020-08-05 26 | 78.8 21 | 69.8 79 16 | 9.94 30.0 | 1016 0.6 | 0.02
2020-08-06 25 | 77.0 20 | 68.0 75 12 | 7.46 30.0 | 1016 0.0 | 0.0
2020-08-07 25 | 77.0 21 | 69.8 81 13 | 8.08 30.0 | 1016 1.3 | 0.05
2020-08-08 25 | 77.0 22 | 71.6 88 14 | 8.7 29.97 | 1015 14.7 | 0.58
2020-08-09 26 | 78.8 22 | 71.6 83 15 | 9.32 29.97 | 1015 4.7 | 0.19
2020-08-10 26 | 78.8 21 | 69.8 79 15 | 9.32 29.94 | 1014 0.3 | 0.01
2020-08-11 25 | 77.0 22 | 71.6 87 17 | 10.56 29.91 | 1013 4.4 | 0.17
2020-08-12 25 | 77.0 23 | 73.4 89 14 | 8.7 29.91 | 1013 23.5 | 0.93
2020-08-13 25 | 77.0 22 | 71.6 84 13 | 8.08 29.94 | 1014 1.8 | 0.07
2020-08-14 26 | 78.8 21 | 69.8 78 9 | 5.59 29.91 | 1013 0.0 | 0.0
2020-08-15 24 | 75.2 22 | 71.6 87 14 | 8.7 29.88 | 1012 2.6 | 0.1
2020-08-16 25 | 77.0 23 | 73.4 90 15 | 9.32 29.85 | 1011 28.4 | 1.12
2020-08-17 25 | 77.0 22 | 71.6 83 13 | 8.08 29.88 | 1012 0.9 | 0.04
2020-08-18 25 | 77.0 22 | 71.6 85 12 | 7.46 29.88 | 1012 0.8 | 0.03
2020-08-19 26 | 78.8 23 | 73.4 87 14 | 8.7 29.85 | 1011 14.9 | 0.59
2020-08-20 26 | 78.8 23 | 73.4 87 18 | 11.18 29.83 | 1010 33.6 | 1.32
2020-08-21 26 | 78.8 22 | 71.6 84 15 | 9.32 29.85 | 1011 4.8 | 0.19
2020-08-22 25 | 77.0 23 | 73.4 88 11 | 6.84 29.91 | 1013 18.2 | 0.72
2020-08-23 25 | 77.0 23 | 73.4 88 13 | 8.08 29.88 | 1012 20.5 | 0.81
2020-08-24 25 | 77.0 23 | 73.4 89 18 | 11.18 29.88 | 1012 48.2 | 1.9
2020-08-25 25 | 77.0 22 | 71.6 88 14 | 8.7 29.88 | 1012 29.6 | 1.17
2020-08-26 26 | 78.8 22 | 71.6 84 14 | 8.7 29.91 | 1013 10.9 | 0.43
2020-08-27 26 | 78.8 23 | 73.4 85 9 | 5.59 29.94 | 1014 6.3 | 0.25
2020-08-28 24 | 75.2 23 | 73.4 91 16 | 9.94 29.91 | 1013 64.7 | 2.55
2020-08-29 24 | 75.2 23 | 73.4 92 13 | 8.08 29.88 | 1012 61.3 | 2.41
2020-08-30 25 | 77.0 23 | 73.4 87 14 | 8.7 29.88 | 1012 21.6 | 0.85
2020-08-31 26 | 78.8 23 | 73.4 86 17 | 10.56 29.91 | 1013 11.9 | 0.47

North Western 10 Year Historical Weather Data

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