Longwood, Saint Helena, Saint Helena Climate

Weather: 18.2°C/64.76°F, Wind SW at 7.41 km/h, 64% Humidity, 0% Chance of rain

Saint Helena
(Photo by JJ Shev on Unsplash)

Longwood Climate Summary

Located at an elevation of 505.23 meters (1657.58 feet) above sea level, Longwood has a Tropical and subtropical desert climate climate (Classification: Bwh). The district’s yearly temperature is 22.77ºC (72.99ºF) and it is 2.27% higher than Saint Helena’s averages. Longwood typically receives about 19.48 millimeters (0.77 inches) of precipitation and has 81.57 rainy days (22.35% of the time) annually.

CountrySaint Helena
CitySaint Helena
Longitude-5.6865582
Latitude-15.946579
Attitude/Elevation505.23m (1657.58ft)
Local timeThursday 22:03
Annual high temperature24.18ºC (75.52ºF)
Annual low temperature21.36ºC (70.45ºF)
Average annual precip.19.48mm (0.77in)
Warmest monthFebruary (26.58ºC / 79.84ºF)
Coldest MonthSeptember (18.78ºC / 65.8ºF)
Wettest MonthJune (27.9mm / 1.1in)
Driest MonthNovember (15.28mm / 0.6in)
Number of days with rainfall (≥ 1.0 mm)81.57 days (22.35%)
Days with no rain283.43 days (77.65%)
Humidity82.67%

Climate Longwood: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)28.81(83.86)29.88(85.78)28.81(83.86)28.81(83.86)28.81(83.86)27.74(81.93)25.61(78.1)24.54(76.17)24.54(76.17)24.54(76.17)24.54(76.17)26.68(80.02)29.88(85.78)
Average high °C (°F)25.76(78.37)26.58(79.84)26.39(79.5)25.95(78.71)25.38(77.68)24.46(76.03)23.09(73.56)22.24(72.03)21.92(71.46)21.95(71.51)22.6(72.68)23.84(74.91)24.18(75.52)
Daily mean °C (°F)24.47(76.05)25.3(77.54)25.36(77.65)24.88(76.78)23.95(75.11)22.79(73.02)21.53(70.75)20.7(69.26)20.33(68.59)20.38(68.68)21.05(69.89)22.5(72.5)22.77(72.99)
Average low °C (°F)22.65(72.77)23.89(75.0)24.35(75.83)23.89(75.0)22.75(72.95)21.36(70.45)20.05(68.09)19.25(66.65)18.78(65.8)18.91(66.04)19.61(67.3)20.81(69.46)21.36(70.45)
Record low °C (°F)12.8(55.04)12.8(55.04)13.87(56.97)13.87(56.97)11.74(53.13)10.67(51.21)10.67(51.21)8.54(47.37)8.54(47.37)7.47(45.45)8.54(47.37)10.67(51.21)7.47(45.45)
Average precipitation mm (inches)17.49(0.69)18.95(0.75)21.49(0.85)17.55(0.69)16.88(0.66)27.9(1.1)22.91(0.9)23.92(0.94)18.26(0.72)16.23(0.64)15.28(0.6)16.91(0.67)19.48(0.77)
Average precipitation days (≥ 1.0 mm)4.756.597.575.726.411.749.3110.485.433.884.465.246.8
Average relative humidity (%)84.6783.0682.4680.9980.478.0478.8581.3184.087.2286.2784.8482.67
Mean monthly sunshine hours11.0310.7310.2910.158.658.099.668.448.069.6910.7911.529.75

Climate Graph

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

Longwood

Longwood Temperature by Month

March
25.36°C | 77.65°F
February
25.3°C | 77.54°F
April
24.88°C | 76.78°F
January
24.47°C | 76.05°F
May
23.95°C | 75.11°F
June
22.79°C | 73.02°F
December
22.5°C | 72.5°F
July
21.53°C | 70.75°F
November
21.05°C | 69.89°F
August
20.7°C | 69.26°F
October
20.38°C | 68.68°F
September
20.33°C | 68.59°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 Temperature26.68°C (80.02°F)24.19°C (75.54°F)23.47°C (74.25°F)
Avg Temperature24.54°C (76.17°F)23.4°C (74.12°F)22.41°C (72.34°F)
Min Temperature23.47°C (74.25°F)22.72°C (72.9°F)22.41°C (72.34°F)
Dew PointMaxAverageMin
Dew Point22.41°C (72.34°F)19.28°C (66.7°F)16.0°C (60.8°F)
PrecipitationMaxAverageMinSum
Precipitation0.96mm | 0.04in0.22mm | 0.01in0.0mm | 0in6.72mm | 0.26in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind35.21kmh | 21.88mph23.78kmh | 14.78mph16.0kmh | 9.94mph
Gust Wind59.75kmh | 37.13mph37.17kmh | 23.1mph25.61kmh | 15.91mph
Sea Level PressureMaxAverageMin
Sea Level Pressure0.96mb0.22mb0.0mb
Longwood

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
May° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2019-05-0124.54 | 76.1720.27 | 68.498022.41 | 13.9232.01 | 1084.070.64 | 0.03
2019-05-0224.54 | 76.1720.27 | 68.498024.54 | 15.2532.04 | 1085.140.11 | 0.0
2019-05-0323.47 | 74.2520.27 | 68.497829.88 | 18.5732.04 | 1085.140.0 | 0
2019-05-0423.47 | 74.2518.14 | 64.657426.68 | 16.5831.98 | 1083.010.32 | 0.01
2019-05-0522.41 | 72.3418.14 | 64.657420.27 | 12.631.98 | 1083.010.0 | 0
2019-05-0623.47 | 74.2519.21 | 66.587919.21 | 11.9432.01 | 1084.070.21 | 0.01
2019-05-0722.41 | 72.3419.21 | 66.588324.54 | 15.2532.04 | 1085.140.21 | 0.01
2019-05-0823.47 | 74.2519.21 | 66.588227.74 | 17.2432.04 | 1085.140.0 | 0
2019-05-0923.47 | 74.2519.21 | 66.587822.41 | 13.9231.98 | 1083.010.0 | 0
2019-05-1022.41 | 72.3418.14 | 64.657622.41 | 13.9231.95 | 1081.940.11 | 0.0
2019-05-1123.47 | 74.2519.21 | 66.588122.41 | 13.9231.98 | 1083.010.0 | 0
2019-05-1223.47 | 74.2520.27 | 68.498421.34 | 13.2631.98 | 1083.010.11 | 0.0
2019-05-1323.47 | 74.2521.34 | 70.418517.07 | 10.6131.95 | 1081.940.0 | 0
2019-05-1423.47 | 74.2521.34 | 70.418818.14 | 11.2731.98 | 1083.010.0 | 0
2019-05-1524.54 | 76.1722.41 | 72.348818.14 | 11.2732.01 | 1084.070.0 | 0
2019-05-1623.47 | 74.2521.34 | 70.418824.54 | 15.2532.04 | 1085.140.0 | 0
2019-05-1723.47 | 74.2521.34 | 70.418822.41 | 13.9232.01 | 1084.070.0 | 0
2019-05-1822.41 | 72.3420.27 | 68.498717.07 | 10.6132.04 | 1085.140.0 | 0
2019-05-1923.47 | 74.2519.21 | 66.588016.0 | 9.9432.04 | 1085.140.0 | 0
2019-05-2023.47 | 74.2519.21 | 66.588224.54 | 15.2532.08 | 1086.210.0 | 0
2019-05-2123.47 | 74.2520.27 | 68.498229.88 | 18.5732.04 | 1085.140.96 | 0.04
2019-05-2223.47 | 74.2517.07 | 62.737235.21 | 21.8832.08 | 1086.210.53 | 0.02
2019-05-2323.47 | 74.2517.07 | 62.736929.88 | 18.5732.04 | 1085.140.75 | 0.03
2019-05-2423.47 | 74.2517.07 | 62.736925.61 | 15.9132.01 | 1084.070.64 | 0.03
2019-05-2523.47 | 74.2516.0 | 60.86622.41 | 13.9232.04 | 1085.140.21 | 0.01
2019-05-2623.47 | 74.2518.14 | 64.657325.61 | 15.9132.04 | 1085.140.43 | 0.02
2019-05-2722.41 | 72.3418.14 | 64.657524.54 | 15.2532.04 | 1085.140.32 | 0.01
2019-05-2823.47 | 74.2519.21 | 66.587723.47 | 14.5832.04 | 1085.140.21 | 0.01
2019-05-2923.47 | 74.2519.21 | 66.588121.34 | 13.2632.04 | 1085.140.11 | 0.0
2019-05-3023.47 | 74.2518.14 | 64.657727.74 | 17.2432.08 | 1086.210.21 | 0.01
2019-05-3123.47 | 74.2519.21 | 66.587429.88 | 18.5732.08 | 1086.210.64 | 0.03

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