Winchester, Saint Thomas, Jamaica Climate

Weather: 25.59°C/78.06°F, Wind SW at 5.67 km/h, 85% Humidity, 0% Chance of rain

Jamaica
(Photo by JJ Shev on Unsplash)
Contents

Winchester Climate Summary

Located at an elevation of 20.41 meters (66.96 feet) above sea level, Winchester has a Tropical wet and dry or savanna climate (Classification: Aw). The district’s yearly temperature is 26.38ºC (79.48ºF) and it is -0.45% lower than Jamaica’s averages. Winchester typically receives about 283.39 millimeters (11.16 inches) of precipitation and has 303.59 rainy days (83.18% of the time) annually.

CountryJamaica
CitySaint Thomas
Longitude-76.2855634
Latitude17.9334248
Attitude/Elevation20.41m (66.96ft)
Local timeSaturday 08:55
Annual high temperature27.44ºC (81.39ºF)
Annual low temperature24.64ºC (76.35ºF)
Average annual precip.283.39mm (11.16in)
Warmest monthSeptember (28.88ºC / 83.98ºF)
Coldest MonthMarch (23.07ºC / 73.53ºF)
Wettest MonthOctober (410.05mm / 16.14in)
Driest MonthFebruary (157.28mm / 6.19in)
Number of days with rainfall (≥ 1.0 mm)303.59 days (83.18%)
Days with no rain61.410000000000025 days (16.82%)
Humidity79.61%

Climate Winchester: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)28.49(83.28)27.51(81.52)28.49(83.28)29.48(85.06)29.48(85.06)29.48(85.06)30.46(86.83)31.44(88.59)31.44(88.59)30.46(86.83)29.48(85.06)28.49(83.28)31.44(88.59)
Average high °C (°F)26.18(79.12)26.13(79.03)26.11(79.0)26.94(80.49)27.4(81.32)28.1(82.58)28.56(83.41)28.82(83.88)28.88(83.98)28.37(83.07)27.26(81.07)26.52(79.74)27.44(81.39)
Daily mean °C (°F)24.96(76.93)24.98(76.96)25.03(77.05)25.87(78.57)26.5(79.7)27.19(80.94)27.55(81.59)27.76(81.97)27.75(81.95)27.25(81.05)26.27(79.29)25.49(77.88)26.38(79.48)
Average low °C (°F)23.2(73.76)23.2(73.76)23.07(73.53)23.95(75.11)24.8(76.64)25.58(78.04)25.75(78.35)26.01(78.82)25.81(78.46)25.49(77.88)24.74(76.53)24.06(75.31)24.64(76.35)
Record low °C (°F)17.68(63.82)17.68(63.82)17.68(63.82)20.63(69.13)21.61(70.9)22.6(72.68)22.6(72.68)21.61(70.9)21.61(70.9)19.65(67.37)18.67(65.61)19.65(67.37)17.68(63.82)
Average precipitation mm (inches)173.82(6.84)157.28(6.19)172.08(6.77)215.51(8.48)380.6(14.98)297.07(11.7)305.12(12.01)369.83(14.56)329.13(12.96)410.05(16.14)346.81(13.65)243.4(9.58)283.39(11.16)
Average precipitation days (≥ 1.0 mm)23.7622.5124.5623.9327.0725.7225.1927.3326.0927.625.9923.8525.3
Average relative humidity (%)78.4578.7678.4979.4880.9581.2779.8979.9779.2879.9679.5979.2179.61
Mean monthly sunshine hours7.9510.5910.4412.1412.0612.1112.4112.1611.799.457.727.7810.55

Climate Graph

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

Winchester

Winchester Temperature by Month

August
27.76°C | 81.97°F
September
27.75°C | 81.95°F
July
27.55°C | 81.59°F
October
27.25°C | 81.05°F
June
27.19°C | 80.94°F
May
26.5°C | 79.7°F
November
26.27°C | 79.29°F
April
25.87°C | 78.57°F
December
25.49°C | 77.88°F
March
25.03°C | 77.05°F
February
24.98°C | 76.96°F
January
24.96°C | 76.93°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 Temperature29.48°C (85.06°F)28.89°C (84.0°F)28.49°C (83.28°F)
Avg Temperature28.49°C (83.28°F)27.84°C (82.11°F)27.51°C (81.52°F)
Min Temperature27.51°C (81.52°F)26.14°C (79.05°F)24.56°C (76.21°F)
Dew PointMaxAverageMin
Dew Point24.56°C (76.21°F)23.42°C (74.16°F)22.6°C (72.68°F)
PrecipitationMaxAverageMinSum
Precipitation32.03mm | 1.26in9.9mm | 0.39in0.79mm | 0.03in296.93mm | 11.69in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind19.65kmh | 12.21mph11.92kmh | 7.41mph3.93kmh | 2.44mph
Gust Wind31.44kmh | 19.54mph17.82kmh | 11.07mph6.88kmh | 4.28mph
Sea Level PressureMaxAverageMin
Sea Level Pressure32.03mb9.9mb0.79mb
Winchester

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
September° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2011-09-0128.49 | 83.2823.58 | 74.448017.68 | 10.9929.39 | 995.277.37 | 0.29
2011-09-0227.51 | 81.5223.58 | 74.448113.76 | 8.5529.36 | 994.296.19 | 0.24
2011-09-0327.51 | 81.5223.58 | 74.448214.74 | 9.1629.36 | 994.296.29 | 0.25
2011-09-0427.51 | 81.5224.56 | 76.218413.76 | 8.5529.39 | 995.2714.05 | 0.55
2011-09-0528.49 | 83.2823.58 | 74.447812.77 | 7.9329.36 | 994.291.87 | 0.07
2011-09-0628.49 | 83.2823.58 | 74.447811.79 | 7.3329.39 | 995.274.52 | 0.18
2011-09-0728.49 | 83.2822.6 | 72.68778.84 | 5.4929.39 | 995.272.85 | 0.11
2011-09-0828.49 | 83.2822.6 | 72.68778.84 | 5.4929.39 | 995.277.96 | 0.31
2011-09-0927.51 | 81.5222.6 | 72.68789.82 | 6.129.36 | 994.2914.25 | 0.56
2011-09-1028.49 | 83.2822.6 | 72.687614.74 | 9.1629.36 | 994.296.48 | 0.26
2011-09-1128.49 | 83.2823.58 | 74.447611.79 | 7.3329.39 | 995.270.79 | 0.03
2011-09-1228.49 | 83.2823.58 | 74.44809.82 | 6.129.39 | 995.271.47 | 0.06
2011-09-1327.51 | 81.5223.58 | 74.44803.93 | 2.4429.33 | 993.3111.5 | 0.45
2011-09-1427.51 | 81.5223.58 | 74.44816.88 | 4.2829.33 | 993.317.37 | 0.29
2011-09-1527.51 | 81.5224.56 | 76.218314.74 | 9.1629.39 | 995.2732.03 | 1.26
2011-09-1627.51 | 81.5223.58 | 74.448218.67 | 11.629.42 | 996.2531.54 | 1.24
2011-09-1727.51 | 81.5223.58 | 74.448111.79 | 7.3329.42 | 996.2510.81 | 0.43
2011-09-1827.51 | 81.5222.6 | 72.687910.81 | 6.7229.39 | 995.273.93 | 0.15
2011-09-1927.51 | 81.5222.6 | 72.68788.84 | 5.4929.33 | 993.3110.51 | 0.41
2011-09-2027.51 | 81.5222.6 | 72.687912.77 | 7.9329.33 | 993.3115.13 | 0.6
2011-09-2127.51 | 81.5223.58 | 74.448215.72 | 9.7729.36 | 994.2917.49 | 0.69
2011-09-2227.51 | 81.5224.56 | 76.218212.77 | 7.9329.39 | 995.2713.17 | 0.52
2011-09-2327.51 | 81.5224.56 | 76.218215.72 | 9.7729.39 | 995.2716.11 | 0.63
2011-09-2428.49 | 83.2823.58 | 74.447919.65 | 12.2129.39 | 995.2715.03 | 0.59
2011-09-2527.51 | 81.5222.6 | 72.687812.77 | 7.9329.36 | 994.297.76 | 0.31
2011-09-2627.51 | 81.5222.6 | 72.687712.77 | 7.9329.36 | 994.291.67 | 0.07
2011-09-2727.51 | 81.5223.58 | 74.44809.82 | 6.129.36 | 994.292.16 | 0.09
2011-09-2827.51 | 81.5223.58 | 74.44827.86 | 4.8829.33 | 993.3110.81 | 0.43
2011-09-2928.49 | 83.2823.58 | 74.44797.86 | 4.8829.27 | 991.348.84 | 0.35
2011-09-3027.51 | 81.5223.58 | 74.44825.89 | 3.6629.27 | 991.346.98 | 0.27

Winchester 11 Year Historical Weather Data

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