Guanacaste, Costa Rica Climate

Weather: 33.6°C/92.48°F, Wind SW at 7.2 km/h, 46% Humidity, 0% Chance of rain

Guanacaste Climate Summary

Located at an elevation of 138.01 meters (452.79 feet) above sea level, Guanacaste has a Tropical wet and dry or savanna climate (Classification: Aw). The city’s yearly temperature is 27.88ºC (82.18ºF) and it is 4.31% higher than Costa Rica’s averages. Guanacaste typically receives about 111.17 millimeters (4.38 inches) of precipitation and has 149.35 rainy days (40.92% of the time) annually.

CountryCosta Rica
Longitude-85.4436706
Latitude10.6267399
Attitude/Elevation138.01m (452.79ft)
Local timeThursday 05:25
Annual high temperature31.28ºC (88.3ºF)
Annual low temperature23.08ºC (73.54ºF)
Average annual precip.111.17mm (4.38in)
Warmest monthApril (34.98ºC / 94.96ºF)
Coldest MonthJanuary (22.04ºC / 71.67ºF)
Wettest MonthOctober (277.36mm / 10.92in)
Driest MonthMarch (1.39mm / 0.05in)
Number of days with rainfall (≥ 1.0 mm)149.35 days (40.92%)
Days with no rain215.65 days (59.08%)
Humidity75.59%

Climate Guanacaste: Monthly Averages

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)36.0(96.8)37.0(98.6)37.0(98.6)38.0(100.4)37.0(98.6)35.0(95.0)35.0(95.0)35.0(95.0)34.0(93.2)33.0(91.4)32.0(89.6)33.0(91.4)38.0(100.4)
Average high °C (°F)30.84(87.51)32.61(90.7)33.94(93.09)34.98(94.96)33.01(91.42)30.82(87.48)30.43(86.77)30.83(87.49)30.0(86.0)29.0(84.2)29.26(84.67)29.59(85.26)31.28(88.3)
Daily mean °C (°F)27.26(81.07)28.5(83.3)29.62(85.32)30.61(87.1)29.6(85.28)27.81(82.06)27.43(81.37)27.57(81.63)27.04(80.67)26.35(79.43)26.31(79.36)26.4(79.52)27.88(82.18)
Average low °C (°F)22.04(71.67)22.38(72.28)22.88(73.18)24.3(75.74)24.96(76.93)23.91(75.04)23.28(73.9)23.12(73.62)23.07(73.53)22.6(72.68)22.42(72.36)22.05(71.69)23.08(73.54)
Record low °C (°F)17.0(62.6)18.0(64.4)20.0(68.0)20.0(68.0)22.0(71.6)19.0(66.2)21.0(69.8)0.0(0)20.0(68.0)17.0(62.6)17.0(62.6)18.0(64.4)0.0(0)
Average precipitation mm (inches)1.65(0.06)2.03(0.08)1.39(0.05)22.99(0.91)148.81(5.86)175.06(6.89)152.89(6.02)193.95(7.64)229.22(9.02)277.36(10.92)117.37(4.62)11.3(0.44)111.17(4.38)
Average precipitation days (≥ 1.0 mm)0.360.820.365.1818.2721.017.3619.1825.9124.5513.912.4512.45
Average relative humidity (%)70.765.3962.1962.0370.5981.3181.2581.5884.9586.7183.1177.375.59
Mean monthly sunshine hours8.799.6111.4611.3811.0912.2112.2311.4410.319.9810.9211.3410.9

Climate Graph

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

Guanacaste

Guanacaste Temperature by Month

April
30.61°C | 87.1°F
March
29.62°C | 85.32°F
May
29.6°C | 85.28°F
February
28.5°C | 83.3°F
June
27.81°C | 82.06°F
August
27.57°C | 81.63°F
July
27.43°C | 81.37°F
January
27.26°C | 81.07°F
September
27.04°C | 80.67°F
December
26.4°C | 79.52°F
October
26.35°C | 79.43°F
November
26.31°C | 79.36°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 Temperature37.0°C (98.6°F)33.06°C (91.51°F)25.0°C (77.0°F)
Avg Temperature33.0°C (91.4°F)29.87°C (85.77°F)24.0°C (75.2°F)
Min Temperature27.0°C (80.6°F)25.26°C (77.47°F)23.0°C (73.4°F)
Dew PointMaxAverageMin
Dew Point24.0°C (75.2°F)22.03°C (71.65°F)19.0°C (66.2°F)
PrecipitationMaxAverageMinSum
Precipitation105.4mm | 4.15in12.17mm | 0.48in0.0mm | 0in377.4mm | 14.86in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind14.0kmh | 8.7mph7.52kmh | 4.67mph4.0kmh | 2.49mph
Gust Wind20.0kmh | 12.43mph11.16kmh | 6.93mph7.0kmh | 4.35mph
Sea Level PressureMaxAverageMin
Sea Level Pressure105.4mb12.17mb0.0mb
Guanacaste

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
May° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2020-05-0133 | 91.419 | 66.25712 | 7.4629.85 | 10110.0 | 0.0
2020-05-0231 | 87.820 | 68.06014 | 8.729.88 | 10120.0 | 0.0
2020-05-0332 | 89.620 | 68.05913 | 8.0829.83 | 10100.0 | 0.0
2020-05-0431 | 87.821 | 69.8647 | 4.3529.83 | 10100.0 | 0.0
2020-05-0531 | 87.821 | 69.8646 | 3.7329.8 | 10090.3 | 0.01
2020-05-0632 | 89.621 | 69.8618 | 4.9729.8 | 10091.4 | 0.06
2020-05-0732 | 89.621 | 69.86212 | 7.4629.83 | 10100.0 | 0.0
2020-05-0832 | 89.621 | 69.86210 | 6.2129.83 | 10100.6 | 0.02
2020-05-0931 | 87.822 | 71.6666 | 3.7329.83 | 10100.6 | 0.02
2020-05-1030 | 86.023 | 73.4736 | 3.7329.83 | 101011.7 | 0.46
2020-05-1132 | 89.623 | 73.4676 | 3.7329.83 | 10109.3 | 0.37
2020-05-1231 | 87.821 | 69.8627 | 4.3529.85 | 10110.0 | 0.0
2020-05-1330 | 86.021 | 69.8649 | 5.5929.85 | 10114.4 | 0.17
2020-05-1430 | 86.022 | 71.6695 | 3.1129.85 | 10115.6 | 0.22
2020-05-1531 | 87.821 | 69.8626 | 3.7329.83 | 10100.1 | 0.0
2020-05-1631 | 87.821 | 69.8627 | 4.3529.8 | 10090.0 | 0.0
2020-05-1732 | 89.621 | 69.8626 | 3.7329.8 | 10090.2 | 0.01
2020-05-1831 | 87.822 | 71.6647 | 4.3529.83 | 10101.9 | 0.07
2020-05-1929 | 84.223 | 73.4736 | 3.7329.83 | 101015.0 | 0.59
2020-05-2028 | 82.423 | 73.4795 | 3.1129.85 | 101139.2 | 1.54
2020-05-2128 | 82.422 | 71.6766 | 3.7329.83 | 10106.3 | 0.25
2020-05-2230 | 86.023 | 73.4745 | 3.1129.83 | 101014.1 | 0.56
2020-05-2329 | 84.223 | 73.4776 | 3.7329.83 | 101010.6 | 0.42
2020-05-2430 | 86.024 | 75.2765 | 3.1129.8 | 100920.0 | 0.79
2020-05-2529 | 84.224 | 75.2804 | 2.4929.8 | 100927.2 | 1.07
2020-05-2629 | 84.224 | 75.2806 | 3.7329.8 | 100936.3 | 1.43
2020-05-2729 | 84.224 | 75.2795 | 3.1129.8 | 100913.8 | 0.54
2020-05-2827 | 80.623 | 73.4859 | 5.5929.85 | 101127.0 | 1.06
2020-05-2924 | 75.223 | 73.49110 | 6.2129.85 | 10119.0 | 0.35
2020-05-3025 | 77.023 | 73.49211 | 6.8429.85 | 1011105.4 | 4.15
2020-05-3126 | 78.823 | 73.4878 | 4.9729.88 | 101217.4 | 0.69

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