Rosario, San Germán, Puerto Rico Climate

Weather: 25°C/77.0°F, Wind SW at 1.34 km/h, 55% Humidity, 0.51% Chance of rain

Puerto Rico
(Photo by Piermario Eva on Unsplash)
Contents

Rosario Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Rosario has a Tropical monsoon climate (Classification: Am). The district’s yearly temperature is 28.31ºC (82.96ºF) and it is 1.35% higher than Puerto Rico’s averages. Rosario typically receives about 126.0 millimeters (4.96 inches) of precipitation and has 231.41 rainy days (63.4% of the time) annually.

CountryPuerto Rico
CitySan Germán
Longitude-67.0553953
Latitude18.1562566
Attitude/ElevationNonem (0ft)
Local timeFriday 21:12
Annual high temperature29.95ºC (85.91ºF)
Annual low temperature25.75ºC (78.35ºF)
Average annual precip.126.0mm (4.96in)
Warmest monthAugust (31.23ºC / 88.21ºF)
Coldest MonthFebruary (24.01ºC / 75.22ºF)
Wettest MonthSeptember (222.12mm / 8.74in)
Driest MonthJanuary (42.88mm / 1.69in)
Number of days with rainfall (≥ 1.0 mm)231.41 days (63.4%)
Days with no rain133.59 days (36.6%)
Humidity77.91%

Climate Rosario: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)33.93(93.07)32.9(91.22)32.9(91.22)32.9(91.22)33.93(93.07)32.9(91.22)33.93(93.07)34.96(94.93)34.96(94.93)35.98(96.76)32.9(91.22)32.9(91.22)35.98(96.76)
Average high °C (°F)28.7(83.66)28.74(83.73)28.73(83.71)29.42(84.96)30.1(86.18)30.65(87.17)30.81(87.46)31.23(88.21)31.16(88.09)30.79(87.42)29.88(85.78)29.13(84.43)29.95(85.91)
Daily mean °C (°F)26.79(80.22)26.81(80.26)26.95(80.51)27.75(81.95)28.6(83.48)29.24(84.63)29.38(84.88)29.72(85.5)29.66(85.39)29.27(84.69)28.29(82.92)27.34(81.21)28.31(82.96)
Average low °C (°F)24.22(75.6)24.01(75.22)24.08(75.34)24.87(76.77)25.89(78.6)26.67(80.01)26.79(80.22)27.16(80.89)27.39(81.3)27.11(80.8)25.98(78.76)24.84(76.71)25.75(78.35)
Record low °C (°F)19.53(67.15)19.53(67.15)21.59(70.86)22.62(72.72)24.67(76.41)24.67(76.41)24.67(76.41)21.59(70.86)23.65(74.57)21.59(70.86)20.56(69.01)21.59(70.86)19.53(67.15)
Average precipitation mm (inches)42.88(1.69)51.0(2.01)75.6(2.98)100.32(3.95)152.79(6.02)103.53(4.08)148.61(5.85)199.99(7.87)222.12(8.74)184.39(7.26)166.66(6.56)64.0(2.52)125.99(4.96)
Average precipitation days (≥ 1.0 mm)11.1212.3415.717.6623.8318.3221.7824.8624.9524.0223.1813.6419.29
Average relative humidity (%)77.6176.7176.3276.8678.0478.3278.6978.5878.6878.4678.9577.7477.91
Mean monthly sunshine hours11.1211.4211.2611.4713.1313.6512.3911.5711.4810.938.719.4311.38

Climate Graph

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

Rosario

Rosario Temperature by Month

August
29.72°C | 85.5°F
September
29.66°C | 85.39°F
July
29.38°C | 84.88°F
October
29.27°C | 84.69°F
June
29.24°C | 84.63°F
May
28.6°C | 83.48°F
November
28.29°C | 82.92°F
April
27.75°C | 81.95°F
December
27.34°C | 81.21°F
March
26.95°C | 80.51°F
February
26.81°C | 80.26°F
January
26.79°C | 80.22°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 Temperature31.87°C (89.37°F)30.5°C (86.9°F)28.79°C (83.82°F)
Avg Temperature29.81°C (85.66°F)29.33°C (84.79°F)28.79°C (83.82°F)
Min Temperature27.76°C (81.97°F)27.28°C (81.1°F)23.65°C (74.57°F)
Dew PointMaxAverageMin
Dew Point24.67°C (76.41°F)24.06°C (75.31°F)22.62°C (72.72°F)
PrecipitationMaxAverageMinSum
Precipitation16.24mm | 0.64in4.35mm | 0.17in0.31mm | 0.01in130.36mm | 5.13in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind20.56kmh | 12.78mph11.0kmh | 6.84mph5.14kmh | 3.19mph
Gust Wind28.79kmh | 17.89mph15.35kmh | 9.54mph7.2kmh | 4.47mph
Sea Level PressureMaxAverageMin
Sea Level Pressure16.24mb4.35mb0.31mb
Rosario

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
September° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2020-09-0129.81 | 85.6624.67 | 76.417911.31 | 7.0330.75 | 1041.474.22 | 0.17
2020-09-0228.79 | 83.8224.67 | 76.417715.42 | 9.5830.72 | 1040.449.66 | 0.38
2020-09-0328.79 | 83.8223.65 | 74.577513.37 | 8.3130.72 | 1040.444.01 | 0.16
2020-09-0428.79 | 83.8223.65 | 74.577711.31 | 7.0330.75 | 1041.476.68 | 0.26
2020-09-0529.81 | 85.6623.65 | 74.577610.28 | 6.3930.78 | 1042.490.51 | 0.02
2020-09-0628.79 | 83.8223.65 | 74.57769.25 | 5.7530.72 | 1040.444.73 | 0.19
2020-09-0728.79 | 83.8223.65 | 74.57778.22 | 5.1130.66 | 1038.3811.0 | 0.43
2020-09-0828.79 | 83.8223.65 | 74.577711.31 | 7.0330.66 | 1038.381.34 | 0.05
2020-09-0928.79 | 83.8223.65 | 74.577612.34 | 7.6730.72 | 1040.445.76 | 0.23
2020-09-1029.81 | 85.6623.65 | 74.57748.22 | 5.1130.75 | 1041.471.44 | 0.06
2020-09-1128.79 | 83.8222.62 | 72.72726.17 | 3.8330.69 | 1039.411.75 | 0.07
2020-09-1228.79 | 83.8223.65 | 74.57756.17 | 3.8330.63 | 1037.355.35 | 0.21
2020-09-1328.79 | 83.8223.65 | 74.577714.39 | 8.9430.69 | 1039.410.72 | 0.03
2020-09-1428.79 | 83.8224.67 | 76.418117.48 | 10.8630.75 | 1041.4716.24 | 0.64
2020-09-1529.81 | 85.6624.67 | 76.417811.31 | 7.0330.78 | 1042.493.39 | 0.13
2020-09-1629.81 | 85.6624.67 | 76.41779.25 | 5.7530.75 | 1041.470.62 | 0.02
2020-09-1729.81 | 85.6624.67 | 76.41776.17 | 3.8330.72 | 1040.440.82 | 0.03
2020-09-1829.81 | 85.6624.67 | 76.41779.25 | 5.7530.69 | 1039.412.67 | 0.11
2020-09-1928.79 | 83.8223.65 | 74.57747.2 | 4.4730.66 | 1038.381.34 | 0.05
2020-09-2028.79 | 83.8223.65 | 74.57758.22 | 5.1130.69 | 1039.410.31 | 0.01
2020-09-2128.79 | 83.8223.65 | 74.577512.34 | 7.6730.69 | 1039.412.26 | 0.09
2020-09-2229.81 | 85.6624.67 | 76.417815.42 | 9.5830.69 | 1039.410.72 | 0.03
2020-09-2329.81 | 85.6624.67 | 76.417814.39 | 8.9430.72 | 1040.441.03 | 0.04
2020-09-2429.81 | 85.6624.67 | 76.41779.25 | 5.7530.78 | 1042.491.23 | 0.05
2020-09-2529.81 | 85.6623.65 | 74.57748.22 | 5.1130.82 | 1043.522.36 | 0.09
2020-09-2629.81 | 85.6624.67 | 76.41765.14 | 3.1930.78 | 1042.496.48 | 0.26
2020-09-2729.81 | 85.6624.67 | 76.41776.17 | 3.8330.69 | 1039.418.22 | 0.32
2020-09-2829.81 | 85.6623.65 | 74.577614.39 | 8.9430.69 | 1039.419.05 | 0.36
2020-09-2929.81 | 85.6623.65 | 74.577620.56 | 12.7830.72 | 1040.441.75 | 0.07
2020-09-3029.81 | 85.6624.67 | 76.417617.48 | 10.8630.78 | 1042.4914.7 | 0.58

Rosario 11 Year Historical Weather Data

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