Reef Bay, Saint John, Us Virgin Islands Climate

Weather: 24.84°C/76.71°F, Wind SW at 6.87 km/h, 75% Humidity, 0.42% Chance of rain

US Virgin Islands
(Photo by Alexander Van Steenberge on Unsplash)
Contents

Reef Bay Climate Summary

Located at an elevation of 91.93 meters (301.61 feet) above sea level, Reef Bay has a Tropical monsoon climate (Classification: Am). The district’s yearly temperature is 27.93ºC (82.27ºF) and it is 0.79% higher than US Virgin Islands’s averages. Reef Bay typically receives about 138.91 millimeters (5.47 inches) of precipitation and has 229.91 rainy days (62.99% of the time) annually.

CountryUS Virgin Islands
CitySaint John
Longitude-64.7379146
Latitude18.329399
Attitude/Elevation91.93m (301.61ft)
Local timeSunday 19:38
Annual high temperature28.2ºC (82.76ºF)
Annual low temperature27.34ºC (81.21ºF)
Average annual precip.138.91mm (5.47in)
Warmest monthSeptember (29.72ºC / 85.5ºF)
Coldest MonthMarch (25.74ºC / 78.33ºF)
Wettest MonthSeptember (219.91mm / 8.66in)
Driest MonthFebruary (76.53mm / 3.01in)
Number of days with rainfall (≥ 1.0 mm)229.91 days (62.99%)
Days with no rain135.09 days (37.01%)
Humidity78.58%

Climate Reef Bay: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)27.78(82.0)27.78(82.0)28.81(83.86)28.81(83.86)29.84(85.71)29.84(85.71)30.87(87.57)30.87(87.57)30.87(87.57)30.87(87.57)29.84(85.71)28.81(83.86)30.87(87.57)
Average high °C (°F)26.94(80.49)26.71(80.08)26.6(79.88)27.26(81.07)28.01(82.42)28.88(83.98)29.1(84.38)29.51(85.12)29.72(85.5)29.49(85.08)28.61(83.5)27.65(81.77)28.2(82.76)
Daily mean °C (°F)26.69(80.04)26.43(79.57)26.35(79.43)26.95(80.51)27.74(81.93)28.59(83.46)28.86(83.95)29.2(84.56)29.4(84.92)29.19(84.54)28.38(83.08)27.39(81.3)27.93(82.27)
Average low °C (°F)26.03(78.85)25.83(78.49)25.74(78.33)26.42(79.56)27.2(80.96)27.97(82.35)28.34(83.01)28.7(83.66)28.83(83.89)28.6(83.48)27.64(81.75)26.71(80.08)27.34(81.21)
Record low °C (°F)18.52(65.34)19.55(67.19)18.52(65.34)20.58(69.04)20.58(69.04)21.61(70.9)22.64(72.75)21.61(70.9)22.64(72.75)21.61(70.9)20.58(69.04)19.55(67.19)18.52(65.34)
Average precipitation mm (inches)80.62(3.17)76.53(3.01)98.7(3.89)87.19(3.43)158.72(6.25)94.92(3.74)129.98(5.12)217.0(8.54)219.91(8.66)188.82(7.43)212.97(8.38)101.6(4.0)138.91(5.47)
Average precipitation days (≥ 1.0 mm)19.1819.0916.7415.6218.814.518.3321.2421.7921.0423.0120.5819.16
Average relative humidity (%)77.0177.2977.578.380.3980.7780.6680.2478.7577.3977.6277.0678.58
Mean monthly sunshine hours10.4311.511.1612.1313.0213.1213.0712.0111.289.478.48.4411.16

Climate Graph

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

Reef Bay

Reef Bay Temperature by Month

September
29.4°C | 84.92°F
August
29.2°C | 84.56°F
October
29.19°C | 84.54°F
July
28.86°C | 83.95°F
June
28.59°C | 83.46°F
November
28.38°C | 83.08°F
May
27.74°C | 81.93°F
December
27.39°C | 81.3°F
April
26.95°C | 80.51°F
January
26.69°C | 80.04°F
February
26.43°C | 79.57°F
March
26.35°C | 79.43°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 Temperature27.78°C (82.0°F)26.65°C (79.97°F)25.72°C (78.3°F)
Avg Temperature26.75°C (80.15°F)26.15°C (79.07°F)24.69°C (76.44°F)
Min Temperature26.75°C (80.15°F)25.42°C (77.76°F)21.61°C (70.9°F)
Dew PointMaxAverageMin
Dew Point22.64°C (72.75°F)21.21°C (70.18°F)19.55°C (67.19°F)
PrecipitationMaxAverageMinSum
Precipitation14.71mm | 0.58in2.89mm | 0.11in0.1mm | 0.0in89.71mm | 3.53in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind26.75kmh | 16.62mph19.18kmh | 11.92mph7.2kmh | 4.47mph
Gust Wind52.47kmh | 32.6mph36.58kmh | 22.73mph15.43kmh | 9.59mph
Sea Level PressureMaxAverageMin
Sea Level Pressure14.71mb2.89mb0.1mb
Reef Bay

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
January° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2019-01-0126.75 | 80.1521.61 | 70.97425.72 | 15.9830.93 | 1047.421.13 | 0.04
2019-01-0225.72 | 78.321.61 | 70.97625.72 | 15.9830.93 | 1047.420.72 | 0.03
2019-01-0326.75 | 80.1521.61 | 70.97426.75 | 16.6230.93 | 1047.420.21 | 0.01
2019-01-0426.75 | 80.1522.64 | 72.757625.72 | 15.9830.96 | 1048.450.93 | 0.04
2019-01-0526.75 | 80.1521.61 | 70.97325.72 | 15.9830.93 | 1047.420.1 | 0.0
2019-01-0626.75 | 80.1521.61 | 70.97624.69 | 15.3430.93 | 1047.420.93 | 0.04
2019-01-0726.75 | 80.1521.61 | 70.97621.61 | 13.4330.93 | 1047.422.47 | 0.1
2019-01-0825.72 | 78.321.61 | 70.97521.61 | 13.4330.93 | 1047.422.06 | 0.08
2019-01-0925.72 | 78.321.61 | 70.97618.52 | 11.5130.87 | 1045.3614.71 | 0.58
2019-01-1026.75 | 80.1520.58 | 69.047310.29 | 6.3930.84 | 1044.333.6 | 0.14
2019-01-1126.75 | 80.1520.58 | 69.04697.2 | 4.4730.87 | 1045.363.7 | 0.15
2019-01-1225.72 | 78.321.61 | 70.97612.35 | 7.6730.93 | 1047.421.75 | 0.07
2019-01-1326.75 | 80.1521.61 | 70.97717.49 | 10.8730.93 | 1047.420.62 | 0.02
2019-01-1426.75 | 80.1520.58 | 69.047315.43 | 9.5930.93 | 1047.420.51 | 0.02
2019-01-1525.72 | 78.319.55 | 67.196911.32 | 7.0330.93 | 1047.420.1 | 0.0
2019-01-1625.72 | 78.321.61 | 70.97511.32 | 7.0330.93 | 1047.425.14 | 0.2
2019-01-1725.72 | 78.320.58 | 69.047213.38 | 8.3130.93 | 1047.4212.86 | 0.51
2019-01-1825.72 | 78.319.55 | 67.197014.4 | 8.9530.93 | 1047.420.62 | 0.02
2019-01-1925.72 | 78.320.58 | 69.047417.49 | 10.8730.93 | 1047.421.34 | 0.05
2019-01-2025.72 | 78.321.61 | 70.97521.61 | 13.4330.93 | 1047.421.95 | 0.08
2019-01-2125.72 | 78.321.61 | 70.97815.43 | 9.5930.96 | 1048.450.72 | 0.03
2019-01-2226.75 | 80.1521.61 | 70.97720.58 | 12.7930.99 | 1049.480.82 | 0.03
2019-01-2325.72 | 78.321.61 | 70.97624.69 | 15.3430.99 | 1049.483.4 | 0.13
2019-01-2426.75 | 80.1521.61 | 70.97723.66 | 14.730.96 | 1048.458.13 | 0.32
2019-01-2525.72 | 78.321.61 | 70.97725.72 | 15.9830.96 | 1048.4510.8 | 0.43
2019-01-2626.75 | 80.1520.58 | 69.047023.66 | 14.730.93 | 1047.420.82 | 0.03
2019-01-2726.75 | 80.1521.61 | 70.97421.61 | 13.4330.9 | 1046.391.54 | 0.06
2019-01-2825.72 | 78.321.61 | 70.97720.58 | 12.7930.87 | 1045.360.51 | 0.02
2019-01-2925.72 | 78.320.58 | 69.047214.4 | 8.9530.87 | 1045.363.4 | 0.13
2019-01-3025.72 | 78.320.58 | 69.047417.49 | 10.8730.87 | 1045.361.44 | 0.06
2019-01-3124.69 | 76.4420.58 | 69.047518.52 | 11.5130.9 | 1046.392.68 | 0.11

Reef Bay 11 Year Historical Weather Data

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