Grand Cay, Grand Cay, The Bahamas Climate

Weather: 23.97°C/75.15°F, Wind SW at 2.89 km/h, 66% Humidity, 0% Chance of rain

The Bahamas
(Photo by Trac Vu on Unsplash)

Grand Cay Climate Summary

Located at an elevation of 0.78 meters (2.56 feet) above sea level, Grand Cay has a Tropical wet and dry or savanna climate (Classification: Aw). The district’s yearly temperature is 27.11ºC (80.8ºF) and it is 1.27% higher than The Bahamas’s averages. Grand Cay typically receives about 225.87 millimeters (8.89 inches) of precipitation and has 227.72 rainy days (62.39% of the time) annually.

CountryThe Bahamas
CityGrand Cay
Longitude-78.3230559
Latitude27.2162615
Attitude/Elevation0.78m (2.56ft)
Local timeWednesday 16:08
Annual high temperature27.59ºC (81.66ºF)
Annual low temperature26.24ºC (79.23ºF)
Average annual precip.225.87mm (8.89in)
Warmest monthAugust (31.4ºC / 88.52ºF)
Coldest MonthJanuary (22.07ºC / 71.73ºF)
Wettest MonthAugust (430.04mm / 16.93in)
Driest MonthMarch (85.79mm / 3.38in)
Number of days with rainfall (≥ 1.0 mm)227.72 days (62.39%)
Days with no rain137.28 days (37.61%)
Humidity78.95%

Climate Grand Cay: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)27.78(82.0)27.78(82.0)28.85(83.93)30.99(87.78)30.99(87.78)33.13(91.63)33.13(91.63)33.13(91.63)33.13(91.63)32.06(89.71)29.92(85.86)28.85(83.93)33.13(91.63)
Average high °C (°F)23.86(74.95)24.25(75.65)24.43(75.97)26.43(79.57)27.9(82.22)30.03(86.05)30.96(87.73)31.4(88.52)30.79(87.42)29.1(84.38)26.79(80.22)25.2(77.36)27.59(81.66)
Daily mean °C (°F)23.2(73.76)23.65(74.57)23.83(74.89)25.92(78.66)27.48(81.46)29.62(85.32)30.66(87.19)30.99(87.78)30.37(86.67)28.66(83.59)26.28(79.3)24.64(76.35)27.11(80.8)
Average low °C (°F)22.07(71.73)22.59(72.66)22.84(73.11)24.99(76.98)26.66(79.99)28.91(84.04)29.93(85.87)30.35(86.63)29.7(85.46)27.98(82.36)25.36(77.65)23.52(74.34)26.24(79.23)
Record low °C (°F)11.75(53.15)11.75(53.15)12.82(55.08)16.03(60.85)17.1(62.78)20.3(68.54)22.44(72.39)22.44(72.39)22.44(72.39)20.3(68.54)14.96(58.93)9.62(49.32)9.62(49.32)
Average precipitation mm (inches)122.84(4.84)99.76(3.93)85.79(3.38)133.84(5.27)262.07(10.32)287.42(11.32)381.05(15.0)430.04(16.93)428.91(16.89)267.8(10.54)111.97(4.41)98.98(3.9)225.87(8.89)
Average precipitation days (≥ 1.0 mm)14.5811.9511.2715.2518.7523.5127.9828.8526.2320.1115.3513.8918.98
Average relative humidity (%)77.2379.0676.1479.4679.9481.2179.9579.3978.9979.0278.0678.8778.95
Mean monthly sunshine hours8.110.5411.4313.1213.8114.2914.2213.6112.578.528.48.3911.41

Climate Graph

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

Grand Cay

Grand Cay Temperature by Month

August
30.99°C | 87.78°F
July
30.66°C | 87.19°F
September
30.37°C | 86.67°F
June
29.62°C | 85.32°F
October
28.66°C | 83.59°F
May
27.48°C | 81.46°F
November
26.28°C | 79.3°F
April
25.92°C | 78.66°F
December
24.64°C | 76.35°F
March
23.83°C | 74.89°F
February
23.65°C | 74.57°F
January
23.2°C | 73.76°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 Temperature32.06°C (89.71°F)30.85°C (87.53°F)28.85°C (83.93°F)
Avg Temperature30.99°C (87.78°F)30.42°C (86.76°F)28.85°C (83.93°F)
Min Temperature30.99°C (87.78°F)28.1°C (82.58°F)22.44°C (72.39°F)
Dew PointMaxAverageMin
Dew Point26.71°C (80.08°F)24.9°C (76.82°F)22.44°C (72.39°F)
PrecipitationMaxAverageMinSum
Precipitation58.67mm | 2.31in7.72mm | 0.3in0.0mm | 0in231.56mm | 9.12in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind44.88kmh | 27.89mph19.52kmh | 12.13mph8.55kmh | 5.31mph
Gust Wind68.39kmh | 42.5mph28.07kmh | 17.44mph13.89kmh | 8.63mph
Sea Level PressureMaxAverageMin
Sea Level Pressure58.67mb7.72mb0.0mb
Grand Cay

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
September° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2020-09-0130.99 | 87.7825.65 | 78.177414.96 | 9.332.09 | 1086.770.75 | 0.03
2020-09-0230.99 | 87.7825.65 | 78.177514.96 | 9.332.06 | 1085.70.53 | 0.02
2020-09-0330.99 | 87.7826.71 | 80.087717.1 | 10.6332.03 | 1084.630.32 | 0.01
2020-09-0430.99 | 87.7826.71 | 80.087616.03 | 9.9632.06 | 1085.70.21 | 0.01
2020-09-0530.99 | 87.7824.58 | 76.247221.37 | 13.2832.12 | 1087.834.27 | 0.17
2020-09-0630.99 | 87.7824.58 | 76.247119.23 | 11.9532.06 | 1085.78.55 | 0.34
2020-09-0729.92 | 85.8624.58 | 76.247020.3 | 12.6131.93 | 1081.4231.1 | 1.22
2020-09-0830.99 | 87.7825.65 | 78.177419.23 | 11.9531.9 | 1080.356.84 | 0.27
2020-09-0930.99 | 87.7825.65 | 78.177517.1 | 10.6332.0 | 1083.5620.94 | 0.82
2020-09-1030.99 | 87.7825.65 | 78.177519.23 | 11.9532.06 | 1085.71.6 | 0.06
2020-09-1130.99 | 87.7825.65 | 78.177316.03 | 9.9631.97 | 1082.497.48 | 0.29
2020-09-1229.92 | 85.8624.58 | 76.247524.58 | 15.2731.93 | 1081.4217.53 | 0.69
2020-09-1330.99 | 87.7825.65 | 78.177729.92 | 18.5931.93 | 1081.4258.67 | 2.31
2020-09-1430.99 | 87.7824.58 | 76.247316.03 | 9.9632.03 | 1084.630.32 | 0.01
2020-09-1530.99 | 87.7824.58 | 76.247114.96 | 9.332.06 | 1085.70.32 | 0.01
2020-09-1629.92 | 85.8623.51 | 74.327014.96 | 9.332.03 | 1084.630.0 | 0
2020-09-1729.92 | 85.8624.58 | 76.247416.03 | 9.9632.0 | 1083.560.85 | 0.03
2020-09-1830.99 | 87.7824.58 | 76.247112.82 | 7.9731.93 | 1081.420.0 | 0
2020-09-1930.99 | 87.7825.65 | 78.177613.89 | 8.6331.93 | 1081.420.75 | 0.03
2020-09-2030.99 | 87.7824.58 | 76.247412.82 | 7.9731.93 | 1081.4210.26 | 0.4
2020-09-2129.92 | 85.8624.58 | 76.247544.88 | 27.8932.0 | 1083.5621.27 | 0.84
2020-09-2228.85 | 83.9322.44 | 72.397034.2 | 21.2532.03 | 1084.632.35 | 0.09
2020-09-2328.85 | 83.9322.44 | 72.397029.92 | 18.5932.03 | 1084.630.21 | 0.01
2020-09-2428.85 | 83.9324.58 | 76.247628.85 | 17.9332.03 | 1084.631.18 | 0.05
2020-09-2529.92 | 85.8625.65 | 78.177822.44 | 13.9432.03 | 1084.6311.43 | 0.45
2020-09-2630.99 | 87.7825.65 | 78.177516.03 | 9.9632.03 | 1084.638.01 | 0.32
2020-09-2729.92 | 85.8624.58 | 76.247612.82 | 7.9732.0 | 1083.560.75 | 0.03
2020-09-2829.92 | 85.8624.58 | 76.247514.96 | 9.331.97 | 1082.490.96 | 0.04
2020-09-2928.85 | 83.9325.65 | 78.177821.37 | 13.2831.93 | 1081.421.5 | 0.06
2020-09-3030.99 | 87.7823.51 | 74.32708.55 | 5.3131.97 | 1082.4912.61 | 0.5

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