San Marcos, San Salvador, El Salvador Climate

Weather: 17.23°C/63.01°F, Wind SW at 1.54 km/h, 100% Humidity, 0% Chance of rain

El Salvador
(Photo by Lili Popper on Unsplash)

San Marcos Climate Summary

Located at an elevation of 706.57 meters (2318.14 feet) above sea level, San Marcos has a Tropical wet and dry or savanna climate (Classification: Aw). The district’s yearly temperature is 26.8ºC (80.24ºF) and it is -0.51% lower than El Salvador’s averages. San Marcos typically receives about 94.8 millimeters (3.73 inches) of precipitation and has 144.91 rainy days (39.7% of the time) annually.

CountryEl Salvador
CitySan Salvador
Longitude-89.184883
Latitude13.6638852
Attitude/Elevation706.57m (2318.14ft)
Local timeFriday 12:04
Annual high temperature30.82ºC (87.48ºF)
Annual low temperature21.04ºC (69.87ºF)
Average annual precip.94.8mm (3.73in)
Warmest monthMarch (32.67ºC / 90.81ºF)
Coldest MonthJanuary (19.35ºC / 66.83ºF)
Wettest MonthMay (252.86mm / 9.96in)
Driest MonthJanuary (1.35mm / 0.05in)
Number of days with rainfall (≥ 1.0 mm)144.91 days (39.7%)
Days with no rain220.09 days (60.3%)
Humidity72.96%

Climate San Marcos: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)34.02(93.24)36.03(96.85)37.03(98.65)36.03(96.85)36.03(96.85)37.03(98.65)36.03(96.85)36.03(96.85)35.02(95.04)35.02(95.04)34.02(93.24)34.02(93.24)37.03(98.65)
Average high °C (°F)30.53(86.95)31.61(88.9)32.67(90.81)32.5(90.5)31.18(88.12)30.13(86.23)31.06(87.91)30.68(87.22)29.77(85.59)29.36(84.85)30.04(86.07)30.32(86.58)30.82(87.48)
Daily mean °C (°F)25.72(78.3)26.81(80.26)28.01(82.42)28.62(83.52)27.83(82.09)26.95(80.51)27.35(81.23)27.03(80.65)26.24(79.23)25.62(78.12)25.71(78.28)25.74(78.33)26.8(80.24)
Average low °C (°F)19.35(66.83)19.99(67.98)21.14(70.05)22.8(73.04)22.47(72.45)21.78(71.2)21.74(71.13)21.41(70.54)21.19(70.14)20.59(69.06)20.2(68.36)19.78(67.6)21.03(69.85)
Record low °C (°F)14.01(57.22)15.01(59.02)15.01(59.02)18.01(64.42)14.01(57.22)14.01(57.22)17.01(62.62)0.0(0)15.01(59.02)13.01(55.42)10.01(50.02)13.01(55.42)0.0(0)
Average precipitation mm (inches)1.35(0.05)5.79(0.23)5.24(0.21)46.75(1.84)252.86(9.96)184.08(7.25)105.29(4.15)165.31(6.51)168.33(6.63)165.47(6.51)33.01(1.3)4.11(0.16)94.8(3.73)
Average precipitation days (≥ 1.0 mm)0.271.451.8210.0122.1120.1919.1920.122.1119.377.191.0912.08
Average relative humidity (%)65.0163.962.166.7375.4180.0876.5578.7482.0681.5874.5268.972.96
Mean monthly sunshine hours8.6910.8511.8112.4312.2312.3612.4412.2211.0210.5610.68.6411.15

Climate Graph

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

San Marcos

San Marcos Temperature by Month

April
28.62°C | 83.52°F
March
28.01°C | 82.42°F
May
27.83°C | 82.09°F
July
27.35°C | 81.23°F
August
27.03°C | 80.65°F
June
26.95°C | 80.51°F
February
26.81°C | 80.26°F
September
26.24°C | 79.23°F
December
25.74°C | 78.33°F
January
25.72°C | 78.3°F
November
25.71°C | 78.28°F
October
25.62°C | 78.12°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 Temperature29.02°C (84.24°F)26.57°C (79.83°F)22.02°C (71.64°F)
Avg Temperature26.02°C (78.84°F)23.95°C (75.11°F)20.01°C (68.02°F)
Min Temperature23.02°C (73.44°F)17.82°C (64.08°F)13.01°C (55.42°F)
Dew PointMaxAverageMin
Dew Point23.02°C (73.44°F)21.34°C (70.41°F)20.01°C (68.02°F)
PrecipitationMaxAverageMinSum
Precipitation34.72mm | 1.37in14.1mm | 0.56in2.8mm | 0.11in437.19mm | 17.21in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind6.0kmh | 3.73mph3.74kmh | 2.32mph3.0kmh | 1.86mph
Gust Wind9.01kmh | 5.6mph5.94kmh | 3.69mph4.0kmh | 2.49mph
Sea Level PressureMaxAverageMin
Sea Level Pressure34.72mb14.1mb2.8mb
San Marcos

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
October° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2019-10-0124.02 | 75.2422.02 | 71.64904.0 | 2.4929.82 | 1009.7123.92 | 0.94
2019-10-0223.02 | 73.4422.02 | 71.64923.0 | 1.8629.82 | 1009.7132.02 | 1.26
2019-10-0324.02 | 75.2421.01 | 69.82874.0 | 2.4929.85 | 1010.7116.41 | 0.65
2019-10-0424.02 | 75.2422.02 | 71.64904.0 | 2.4929.91 | 1012.7112.71 | 0.5
2019-10-0524.02 | 75.2422.02 | 71.64893.0 | 1.8629.91 | 1012.717.1 | 0.28
2019-10-0625.02 | 77.0421.01 | 69.82824.0 | 2.4929.88 | 1011.718.31 | 0.33
2019-10-0725.02 | 77.0422.02 | 71.64874.0 | 2.4929.85 | 1010.7114.21 | 0.56
2019-10-0824.02 | 75.2421.01 | 69.82873.0 | 1.8629.85 | 1010.716.3 | 0.25
2019-10-0924.02 | 75.2421.01 | 69.82894.0 | 2.4929.88 | 1011.7110.81 | 0.43
2019-10-1025.02 | 77.0422.02 | 71.64864.0 | 2.4929.85 | 1010.7114.01 | 0.55
2019-10-1125.02 | 77.0422.02 | 71.64863.0 | 1.8629.85 | 1010.7115.61 | 0.61
2019-10-1226.02 | 78.8422.02 | 71.64844.0 | 2.4929.85 | 1010.7118.71 | 0.74
2019-10-1326.02 | 78.8420.01 | 68.02814.0 | 2.4929.85 | 1010.713.1 | 0.12
2019-10-1420.01 | 68.0220.01 | 68.02966.0 | 3.7329.88 | 1011.7134.72 | 1.37
2019-10-1521.01 | 69.8221.01 | 69.82964.0 | 2.4929.91 | 1012.7122.32 | 0.88
2019-10-1623.02 | 73.4423.02 | 73.44944.0 | 2.4929.93 | 1013.7119.41 | 0.76
2019-10-1723.02 | 73.4421.01 | 69.82904.0 | 2.4929.91 | 1012.716.7 | 0.26
2019-10-1824.02 | 75.2420.01 | 68.02873.0 | 1.8629.91 | 1012.712.8 | 0.11
2019-10-1923.02 | 73.4421.01 | 69.82923.0 | 1.8629.88 | 1011.714.2 | 0.17
2019-10-2024.02 | 75.2421.01 | 69.82874.0 | 2.4929.88 | 1011.712.8 | 0.11
2019-10-2123.02 | 73.4420.01 | 68.02884.0 | 2.4929.91 | 1012.715.7 | 0.22
2019-10-2223.02 | 73.4421.01 | 69.82903.0 | 1.8629.88 | 1011.7113.81 | 0.54
2019-10-2325.02 | 77.0422.02 | 71.64893.0 | 1.8629.88 | 1011.7133.12 | 1.3
2019-10-2424.02 | 75.2422.02 | 71.64894.0 | 2.4929.85 | 1010.7113.41 | 0.53
2019-10-2524.02 | 75.2422.02 | 71.64894.0 | 2.4929.85 | 1010.7111.81 | 0.46
2019-10-2624.02 | 75.2420.01 | 68.02843.0 | 1.8629.85 | 1010.717.71 | 0.3
2019-10-2724.02 | 75.2421.01 | 69.82883.0 | 1.8629.88 | 1011.7114.41 | 0.57
2019-10-2823.02 | 73.4421.01 | 69.82894.0 | 2.4929.88 | 1011.7121.62 | 0.85
2019-10-2925.02 | 77.0422.02 | 71.64875.0 | 3.1129.88 | 1011.7120.31 | 0.8
2019-10-3025.02 | 77.0422.02 | 71.64874.0 | 2.4929.85 | 1010.719.31 | 0.37
2019-10-3125.02 | 77.0421.01 | 69.82853.0 | 1.8629.91 | 1012.719.81 | 0.39

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