St. John'S, Saint John, Antigua And Barbuda Climate

Weather: 29.08°C/84.34°F, Wind SW at 0.89 km/h, 82% Humidity, 0% Chance of rain

Antigua and Barbuda
(Photo by JJ Shev on Unsplash)

St. John's Climate Summary

Located at an elevation of 7.25 meters (23.79 feet) above sea level, St. John's has a Tropical rainforest climate (Classification: Af). The district’s yearly temperature is 28.26ºC (82.87ºF) and it is 1.12% higher than Antigua and Barbuda’s averages. St. John's typically receives about 151.47 millimeters (5.96 inches) of precipitation and has 261.08 rainy days (71.53% of the time) annually.

CountryAntigua and Barbuda
CitySaint John
Longitude-61.846772
Latitude17.1274104
Attitude/Elevation7.25m (23.79ft)
Local timeThursday 09:26
Annual high temperature28.53ºC (83.35ºF)
Annual low temperature27.81ºC (82.06ºF)
Average annual precip.151.47mm (5.96in)
Warmest monthSeptember (29.99ºC / 85.98ºF)
Coldest MonthFebruary (26.34ºC / 79.41ºF)
Wettest MonthOctober (256.6mm / 10.1in)
Driest MonthMarch (57.37mm / 2.26in)
Number of days with rainfall (≥ 1.0 mm)261.08 days (71.53%)
Days with no rain103.92000000000002 days (28.47%)
Humidity79.51%

Climate St. John's: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)28.13(82.63)28.13(82.63)29.17(84.51)29.17(84.51)30.21(86.38)30.21(86.38)30.21(86.38)31.25(88.25)31.25(88.25)31.25(88.25)30.21(86.38)29.17(84.51)31.25(88.25)
Average high °C (°F)27.33(81.19)27.08(80.74)27.02(80.64)27.62(81.72)28.42(83.16)29.18(84.52)29.37(84.87)29.74(85.53)29.99(85.98)29.72(85.5)28.95(84.11)28.02(82.44)28.53(83.35)
Daily mean °C (°F)27.05(80.69)26.82(80.28)26.75(80.15)27.31(81.16)28.14(82.65)28.92(84.06)29.11(84.4)29.45(85.01)29.68(85.42)29.43(84.97)28.69(83.64)27.8(82.04)28.26(82.87)
Average low °C (°F)26.58(79.84)26.34(79.41)26.34(79.41)26.92(80.46)27.68(81.82)28.48(83.26)28.69(83.64)29.0(84.2)29.24(84.63)28.94(84.09)28.19(82.74)27.32(81.18)27.81(82.06)
Record low °C (°F)19.79(67.62)19.79(67.62)21.88(71.38)23.96(75.13)21.88(71.38)21.88(71.38)22.92(73.26)23.96(75.13)22.92(73.26)21.88(71.38)19.79(67.62)20.83(69.49)19.79(67.62)
Average precipitation mm (inches)76.44(3.01)63.81(2.51)57.37(2.26)103.36(4.07)165.2(6.5)113.27(4.46)171.07(6.74)221.52(8.72)229.41(9.03)256.6(10.1)224.22(8.83)135.47(5.33)151.47(5.96)
Average precipitation days (≥ 1.0 mm)19.718.1815.0518.5622.6421.8826.0424.3323.6823.223.9623.8721.76
Average relative humidity (%)77.6477.8578.5879.6481.1780.7881.0181.079.7379.0979.2978.3779.51
Mean monthly sunshine hours9.2411.6411.5512.8213.0613.1713.0912.9712.559.838.498.5711.42

Climate Graph

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

St. John's

St. John's Temperature by Month

September
29.68°C | 85.42°F
August
29.45°C | 85.01°F
October
29.43°C | 84.97°F
July
29.11°C | 84.4°F
June
28.92°C | 84.06°F
November
28.69°C | 83.64°F
May
28.14°C | 82.65°F
December
27.8°C | 82.04°F
April
27.31°C | 81.16°F
January
27.05°C | 80.69°F
February
26.82°C | 80.28°F
March
26.75°C | 80.15°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 Temperature28.13°C (82.63°F)27.49°C (81.48°F)27.08°C (80.74°F)
Avg Temperature28.13°C (82.63°F)27.16°C (80.89°F)27.08°C (80.74°F)
Min Temperature27.08°C (80.74°F)27.01°C (80.62°F)26.04°C (78.87°F)
Dew PointMaxAverageMin
Dew Point22.92°C (73.26°F)22.14°C (71.85°F)20.83°C (69.49°F)
PrecipitationMaxAverageMinSum
Precipitation9.9mm | 0.39in2.7mm | 0.11in0.21mm | 0.01in75.52mm | 2.97in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind35.42kmh | 22.01mph25.08kmh | 15.58mph8.33kmh | 5.18mph
Gust Wind48.96kmh | 30.42mph33.97kmh | 21.11mph11.46kmh | 7.12mph
Sea Level PressureMaxAverageMin
Sea Level Pressure9.9mb2.7mb0.21mb
St. John's

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
February° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2015-02-0127.08 | 80.7421.88 | 71.387520.83 | 12.9431.28 | 1059.418.02 | 0.32
2015-02-0227.08 | 80.7422.92 | 73.267728.13 | 17.4831.32 | 1060.459.9 | 0.39
2015-02-0327.08 | 80.7422.92 | 73.267622.92 | 14.2431.32 | 1060.451.77 | 0.07
2015-02-0427.08 | 80.7422.92 | 73.267722.92 | 14.2431.28 | 1059.412.81 | 0.11
2015-02-0527.08 | 80.7421.88 | 71.387422.92 | 14.2431.25 | 1058.372.08 | 0.08
2015-02-0627.08 | 80.7421.88 | 71.387617.71 | 11.031.22 | 1057.332.4 | 0.09
2015-02-0727.08 | 80.7421.88 | 71.387516.67 | 10.3631.19 | 1056.283.96 | 0.16
2015-02-0827.08 | 80.7421.88 | 71.387621.88 | 13.631.22 | 1057.330.21 | 0.01
2015-02-0927.08 | 80.7421.88 | 71.387420.83 | 12.9431.19 | 1056.280.52 | 0.02
2015-02-1027.08 | 80.7421.88 | 71.387522.92 | 14.2431.16 | 1055.240.21 | 0.01
2015-02-1128.13 | 82.6322.92 | 73.267820.83 | 12.9431.16 | 1055.240.31 | 0.01
2015-02-1227.08 | 80.7422.92 | 73.26778.33 | 5.1831.22 | 1057.337.81 | 0.31
2015-02-1327.08 | 80.7422.92 | 73.267717.71 | 11.031.25 | 1058.373.85 | 0.15
2015-02-1428.13 | 82.6322.92 | 73.267623.96 | 14.8931.28 | 1059.410.83 | 0.03
2015-02-1527.08 | 80.7421.88 | 71.387221.88 | 13.631.28 | 1059.410.21 | 0.01
2015-02-1627.08 | 80.7421.88 | 71.387419.79 | 12.331.28 | 1059.410.52 | 0.02
2015-02-1727.08 | 80.7421.88 | 71.387430.21 | 18.7731.28 | 1059.411.04 | 0.04
2015-02-1827.08 | 80.7422.92 | 73.267532.29 | 20.0631.28 | 1059.412.29 | 0.09
2015-02-1927.08 | 80.7421.88 | 71.387430.21 | 18.7731.22 | 1057.331.46 | 0.06
2015-02-2027.08 | 80.7422.92 | 73.267630.21 | 18.7731.25 | 1058.371.98 | 0.08
2015-02-2127.08 | 80.7421.88 | 71.387433.33 | 20.7131.28 | 1059.413.54 | 0.14
2015-02-2227.08 | 80.7421.88 | 71.387431.25 | 19.4231.28 | 1059.418.85 | 0.35
2015-02-2327.08 | 80.7421.88 | 71.387328.13 | 17.4831.28 | 1059.412.08 | 0.08
2015-02-2427.08 | 80.7420.83 | 69.497222.92 | 14.2431.25 | 1058.370.63 | 0.02
2015-02-2527.08 | 80.7421.88 | 71.387228.13 | 17.4831.28 | 1059.413.23 | 0.13
2015-02-2627.08 | 80.7420.83 | 69.497235.42 | 22.0131.28 | 1059.411.15 | 0.05
2015-02-2727.08 | 80.7421.88 | 71.387234.38 | 21.3631.32 | 1060.451.88 | 0.07
2015-02-2827.08 | 80.7421.88 | 71.387335.42 | 22.0131.35 | 1061.491.98 | 0.08

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