San Juan, Dominican Republic Climate

Weather: 22.19°C/71.94°F, Wind SW at 0.22 km/h, 86% Humidity, 0% Chance of rain

San Juan Climate Summary

Located at an elevation of 420 meters (1377.95 feet) above sea level, San Juan has a Tropical wet and dry or savanna climate (Classification: Aw). The city’s yearly temperature is 23.37ºC (74.07ºF) and it is -2.7% lower than Dominican Republic’s averages. San Juan typically receives about 86.22 millimeters (3.39 inches) of precipitation and has 192.45 rainy days (52.73% of the time) annually.

CountryDominican Republic
Longitude-71.2309935
Latitude18.8096268
Attitude/Elevation420m (1377.95ft)
Local timeWednesday 13:00
Annual high temperature27.03ºC (80.65ºF)
Annual low temperature16.94ºC (62.49ºF)
Average annual precip.86.22mm (3.39in)
Warmest monthAugust (28.49ºC / 83.28ºF)
Coldest MonthJanuary (14.97ºC / 58.95ºF)
Wettest MonthSeptember (168.16mm / 6.62in)
Driest MonthJanuary (13.1mm / 0.52in)
Number of days with rainfall (≥ 1.0 mm)192.45 days (52.73%)
Days with no rain172.55 days (47.27%)
Humidity77.0%

Climate San Juan: Monthly Averages

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)30.0(86.0)33.0(91.4)31.0(87.8)32.0(89.6)32.0(89.6)31.0(87.8)33.0(91.4)32.0(89.6)32.0(89.6)30.0(86.0)29.0(84.2)29.0(84.2)33.0(91.4)
Average high °C (°F)25.71(78.28)26.55(79.79)26.47(79.65)26.96(80.53)26.98(80.56)27.7(81.86)28.28(82.9)28.49(83.28)28.1(82.58)27.28(81.1)26.2(79.16)25.63(78.13)27.03(80.65)
Daily mean °C (°F)21.34(70.41)22.14(71.85)22.52(72.54)23.45(74.21)23.89(75.0)24.55(76.19)24.9(76.82)25.04(77.07)24.63(76.33)23.83(74.89)22.59(72.66)21.53(70.75)23.37(74.07)
Average low °C (°F)14.97(58.95)15.44(59.79)15.91(60.64)17.11(62.8)17.76(63.97)18.14(64.65)18.02(64.44)18.28(64.9)18.1(64.58)17.68(63.82)16.59(61.86)15.33(59.59)16.94(62.49)
Record low °C (°F)10.0(50.0)11.0(51.8)12.0(53.6)14.0(57.2)15.0(59.0)16.0(60.8)15.0(59.0)16.0(60.8)16.0(60.8)14.0(57.2)12.0(53.6)12.0(53.6)10.0(50.0)
Average precipitation mm (inches)13.1(0.52)17.34(0.68)31.84(1.25)73.84(2.91)126.62(4.99)110.26(4.34)121.44(4.78)143.78(5.66)168.16(6.62)135.65(5.34)72.92(2.87)19.73(0.78)86.22(3.39)
Average precipitation days (≥ 1.0 mm)3.455.368.8216.1821.6422.2723.1823.1824.6422.5516.05.1816.04
Average relative humidity (%)77.3675.0873.7575.3577.3877.4876.7176.4477.6778.7979.8378.2177.0
Mean monthly sunshine hours10.8911.0210.9910.9310.9111.1211.0611.1210.9210.8710.9710.7210.96

Climate Graph

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

San Juan

San Juan Temperature by Month

August
25.04°C | 77.07°F
July
24.9°C | 76.82°F
September
24.63°C | 76.33°F
June
24.55°C | 76.19°F
May
23.89°C | 75.0°F
October
23.83°C | 74.89°F
April
23.45°C | 74.21°F
November
22.59°C | 72.66°F
March
22.52°C | 72.54°F
February
22.14°C | 71.85°F
December
21.53°C | 70.75°F
January
21.34°C | 70.41°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 Temperature29.0°C (84.2°F)28.1°C (82.58°F)27.0°C (80.6°F)
Avg Temperature26.0°C (78.8°F)24.32°C (75.78°F)23.0°C (73.4°F)
Min Temperature21.0°C (69.8°F)17.39°C (63.3°F)16.0°C (60.8°F)
Dew PointMaxAverageMin
Dew Point20.0°C (68.0°F)18.35°C (65.03°F)16.0°C (60.8°F)
PrecipitationMaxAverageMinSum
Precipitation21.9mm | 0.86in4.99mm | 0.2in0.0mm | 0in154.7mm | 6.09in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind7.0kmh | 4.35mph4.39kmh | 2.73mph2.0kmh | 1.24mph
Gust Wind10.0kmh | 6.21mph6.52kmh | 4.05mph4.0kmh | 2.49mph
Sea Level PressureMaxAverageMin
Sea Level Pressure21.9mb4.99mb0.0mb
San Juan

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
October° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2019-10-0124 | 75.218 | 64.4836 | 3.7329.83 | 101016.8 | 0.66
2019-10-0224 | 75.219 | 66.2856 | 3.7329.83 | 101021.9 | 0.86
2019-10-0324 | 75.219 | 66.2867 | 4.3529.91 | 101311.3 | 0.44
2019-10-0426 | 78.820 | 68.0825 | 3.1129.94 | 10144.6 | 0.18
2019-10-0525 | 77.020 | 68.0844 | 2.4929.91 | 101317.7 | 0.7
2019-10-0625 | 77.020 | 68.0825 | 3.1129.91 | 10130.4 | 0.02
2019-10-0725 | 77.019 | 66.2836 | 3.7329.91 | 10130.6 | 0.02
2019-10-0826 | 78.820 | 68.0794 | 2.4929.91 | 10130.2 | 0.01
2019-10-0924 | 75.219 | 66.2846 | 3.7329.91 | 10136.9 | 0.27
2019-10-1024 | 75.217 | 62.6774 | 2.4929.88 | 10120.4 | 0.02
2019-10-1123 | 73.417 | 62.6804 | 2.4929.88 | 10122.4 | 0.09
2019-10-1224 | 75.218 | 64.4856 | 3.7329.88 | 10124.1 | 0.16
2019-10-1324 | 75.218 | 64.4845 | 3.1129.91 | 10134.4 | 0.17
2019-10-1424 | 75.218 | 64.4823 | 1.8629.94 | 10145.6 | 0.22
2019-10-1524 | 75.218 | 64.4814 | 2.4929.94 | 10141.4 | 0.06
2019-10-1624 | 75.219 | 66.2824 | 2.4929.94 | 10142.9 | 0.11
2019-10-1725 | 77.020 | 68.0814 | 2.4929.94 | 10143.7 | 0.15
2019-10-1825 | 77.018 | 64.4794 | 2.4929.94 | 10140.1 | 0.0
2019-10-1924 | 75.216 | 60.8754 | 2.4929.94 | 10140.0 | 0.0
2019-10-2024 | 75.218 | 64.4805 | 3.1129.94 | 10141.8 | 0.07
2019-10-2125 | 77.019 | 66.2813 | 1.8629.94 | 101410.1 | 0.4
2019-10-2226 | 78.819 | 66.2783 | 1.8629.91 | 101311.4 | 0.45
2019-10-2324 | 75.218 | 64.4773 | 1.8629.91 | 10139.4 | 0.37
2019-10-2423 | 73.417 | 62.6795 | 3.1129.91 | 10131.4 | 0.06
2019-10-2523 | 73.417 | 62.6825 | 3.1129.94 | 10145.0 | 0.2
2019-10-2624 | 75.219 | 66.2834 | 2.4929.94 | 10144.9 | 0.19
2019-10-2725 | 77.020 | 68.0804 | 2.4929.94 | 10140.2 | 0.01
2019-10-2824 | 75.217 | 62.6804 | 2.4929.94 | 10142.3 | 0.09
2019-10-2924 | 75.216 | 60.8742 | 1.2429.91 | 10130.1 | 0.0
2019-10-3024 | 75.218 | 64.4823 | 1.8629.91 | 10132.7 | 0.11
2019-10-3124 | 75.218 | 64.4764 | 2.4929.91 | 10130.0 | 0.0

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