St. Helens, Saint Catherine, Jamaica Climate

Weather: 30.21°C/86.38°F, Wind SW at 1.46 km/h, 66% Humidity, 0% Chance of rain

Jamaica
(Photo by JJ Shev on Unsplash)
Contents

St. Helens Climate Summary

Located at an elevation of 126.27 meters (414.27 feet) above sea level, St. Helens has a Tropical wet and dry or savanna climate (Classification: Aw). The district’s yearly temperature is 27.59ºC (81.66ºF) and it is 0.76% higher than Jamaica’s averages. St. Helens typically receives about 138.94 millimeters (5.47 inches) of precipitation and has 247.03 rainy days (67.68% of the time) annually.

CountryJamaica
CitySaint Catherine
Longitude-77.0311546
Latitude18.1339484
Attitude/Elevation126.27m (414.27ft)
Local timeThursday 20:41
Annual high temperature30.57ºC (87.03ºF)
Annual low temperature22.91ºC (73.24ºF)
Average annual precip.138.94mm (5.47in)
Warmest monthAugust (32.47ºC / 90.45ºF)
Coldest MonthJanuary (21.0ºC / 69.8ºF)
Wettest MonthOctober (235.42mm / 9.27in)
Driest MonthJanuary (56.88mm / 2.24in)
Number of days with rainfall (≥ 1.0 mm)247.03 days (67.68%)
Days with no rain117.97 days (32.32%)
Humidity79.83%

Climate St. Helens: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)34.52(94.14)34.52(94.14)34.52(94.14)35.54(95.97)35.54(95.97)35.54(95.97)37.57(99.63)36.55(97.79)38.59(101.46)37.57(99.63)35.54(95.97)33.51(92.32)38.59(101.46)
Average high °C (°F)28.53(83.35)29.04(84.27)29.44(84.99)30.69(87.24)31.16(88.09)31.55(88.79)32.32(90.18)32.47(90.45)32.02(89.64)30.82(87.48)29.88(85.78)28.99(84.18)30.57(87.03)
Daily mean °C (°F)25.3(77.54)25.79(78.42)26.31(79.36)27.61(81.7)28.27(82.89)28.89(84.0)29.45(85.01)29.55(85.19)29.07(84.33)27.97(82.35)26.92(80.46)25.92(78.66)27.59(81.66)
Average low °C (°F)21.0(69.8)21.13(70.03)21.35(70.43)22.38(72.28)23.36(74.05)24.01(75.22)24.5(76.1)24.61(76.3)24.28(75.7)23.69(74.64)22.74(72.93)21.78(71.2)22.91(73.24)
Record low °C (°F)16.25(61.25)16.25(61.25)17.26(63.07)17.26(63.07)19.29(66.72)21.32(70.38)21.32(70.38)21.32(70.38)20.31(68.56)15.23(59.41)18.28(64.9)16.25(61.25)15.23(59.41)
Average precipitation mm (inches)56.88(2.24)64.23(2.53)83.8(3.3)116.07(4.57)198.35(7.81)158.15(6.23)166.65(6.56)156.04(6.14)223.82(8.81)235.42(9.27)133.14(5.24)74.72(2.94)138.94(5.47)
Average precipitation days (≥ 1.0 mm)14.7716.3418.5520.9624.4618.6420.2224.4624.9326.8620.8715.9720.58
Average relative humidity (%)81.3479.9678.378.679.479.0177.4877.8979.4281.9782.2582.3179.83
Mean monthly sunshine hours8.8110.9410.9312.5512.8412.8512.9312.7112.389.18.328.3611.06

Climate Graph

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

St. Helens

St. Helens Temperature by Month

August
29.55°C | 85.19°F
July
29.45°C | 85.01°F
September
29.07°C | 84.33°F
June
28.89°C | 84.0°F
May
28.27°C | 82.89°F
October
27.97°C | 82.35°F
April
27.61°C | 81.7°F
November
26.92°C | 80.46°F
March
26.31°C | 79.36°F
December
25.92°C | 78.66°F
February
25.79°C | 78.42°F
January
25.3°C | 77.54°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 Temperature34.52°C (94.14°F)32.03°C (89.65°F)27.42°C (81.36°F)
Avg Temperature30.46°C (86.83°F)28.89°C (84.0°F)25.39°C (77.7°F)
Min Temperature25.39°C (77.7°F)24.57°C (76.23°F)23.35°C (74.03°F)
Dew PointMaxAverageMin
Dew Point22.34°C (72.21°F)21.98°C (71.56°F)20.31°C (68.56°F)
PrecipitationMaxAverageMinSum
Precipitation50.77mm | 2.0in4.9mm | 0.19in0.0mm | 0in151.78mm | 5.98in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind9.14kmh | 5.68mph7.14kmh | 4.44mph5.08kmh | 3.16mph
Gust Wind13.2kmh | 8.2mph9.89kmh | 6.15mph7.11kmh | 4.42mph
Sea Level PressureMaxAverageMin
Sea Level Pressure50.77mb4.9mb0.0mb
St. Helens

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
October° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2018-10-0129.45 | 85.0122.34 | 72.21708.12 | 5.0530.34 | 1027.583.96 | 0.16
2018-10-0228.43 | 83.1721.32 | 70.38719.14 | 5.6830.31 | 1026.574.16 | 0.16
2018-10-0328.43 | 83.1721.32 | 70.38729.14 | 5.6830.28 | 1025.5510.76 | 0.42
2018-10-0428.43 | 83.1721.32 | 70.38729.14 | 5.6830.31 | 1026.574.87 | 0.19
2018-10-0525.39 | 77.722.34 | 72.21866.09 | 3.7830.34 | 1027.5850.77 | 2.0
2018-10-0627.42 | 81.3622.34 | 72.21785.08 | 3.1630.37 | 1028.65.79 | 0.23
2018-10-0728.43 | 83.1722.34 | 72.21785.08 | 3.1630.34 | 1027.583.76 | 0.15
2018-10-0828.43 | 83.1722.34 | 72.21796.09 | 3.7830.34 | 1027.582.54 | 0.1
2018-10-0929.45 | 85.0122.34 | 72.21757.11 | 4.4230.34 | 1027.580.3 | 0.01
2018-10-1028.43 | 83.1722.34 | 72.21746.09 | 3.7830.34 | 1027.587.72 | 0.3
2018-10-1128.43 | 83.1722.34 | 72.21756.09 | 3.7830.31 | 1026.579.44 | 0.37
2018-10-1228.43 | 83.1721.32 | 70.38756.09 | 3.7830.31 | 1026.577.92 | 0.31
2018-10-1328.43 | 83.1722.34 | 72.21758.12 | 5.0530.34 | 1027.581.62 | 0.06
2018-10-1428.43 | 83.1722.34 | 72.21778.12 | 5.0530.34 | 1027.588.63 | 0.34
2018-10-1528.43 | 83.1722.34 | 72.21778.12 | 5.0530.37 | 1028.64.57 | 0.18
2018-10-1629.45 | 85.0121.32 | 70.38709.14 | 5.6830.37 | 1028.60.91 | 0.04
2018-10-1729.45 | 85.0122.34 | 72.21717.11 | 4.4230.37 | 1028.61.73 | 0.07
2018-10-1830.46 | 86.8322.34 | 72.21738.12 | 5.0530.37 | 1028.61.62 | 0.06
2018-10-1929.45 | 85.0121.32 | 70.38708.12 | 5.0530.4 | 1029.620.71 | 0.03
2018-10-2029.45 | 85.0122.34 | 72.21737.11 | 4.4230.37 | 1028.60.71 | 0.03
2018-10-2129.45 | 85.0122.34 | 72.21737.11 | 4.4230.34 | 1027.580.71 | 0.03
2018-10-2229.45 | 85.0122.34 | 72.21748.12 | 5.0530.37 | 1028.61.73 | 0.07
2018-10-2329.45 | 85.0122.34 | 72.21756.09 | 3.7830.37 | 1028.61.73 | 0.07
2018-10-2429.45 | 85.0122.34 | 72.21745.08 | 3.1630.37 | 1028.60.3 | 0.01
2018-10-2529.45 | 85.0120.31 | 68.56706.09 | 3.7830.34 | 1027.580.0 | 0
2018-10-2629.45 | 85.0121.32 | 70.38727.11 | 4.4230.34 | 1027.580.0 | 0
2018-10-2729.45 | 85.0122.34 | 72.21746.09 | 3.7830.37 | 1028.61.62 | 0.06
2018-10-2830.46 | 86.8321.32 | 70.38707.11 | 4.4230.4 | 1029.620.81 | 0.03
2018-10-2929.45 | 85.0122.34 | 72.21736.09 | 3.7830.37 | 1028.63.05 | 0.12
2018-10-3028.43 | 83.1722.34 | 72.21767.11 | 4.4230.37 | 1028.65.99 | 0.24
2018-10-3128.43 | 83.1721.32 | 70.38758.12 | 5.0530.4 | 1029.623.35 | 0.13

St. Helens 11 Year Historical Weather Data

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