San Isidro, Alajuela, Costa Rica Climate

Weather: 24.89°C/76.8°F, Wind SW at 2.06 km/h, 74% Humidity, 0% Chance of rain

Costa Rica
(Photo by Lili Popper on Unsplash)
Contents

San Isidro Climate Summary

Located at an elevation of 954.48 meters (3131.5 feet) above sea level, San Isidro has a Tropical monsoon climate (Classification: Am). The district’s yearly temperature is 22.06ºC (71.71ºF) and it is -1.51% lower than Costa Rica’s averages. San Isidro typically receives about 218.87 millimeters (8.62 inches) of precipitation and has 238.67 rainy days (65.39% of the time) annually.

Country Costa Rica
City Alajuela
Longitude None
Latitude None
Attitude/Elevation 954.48m (3131.5ft)
Local time Sunday 06:08
Annual high temperature 25.88ºC (78.58ºF)
Annual low temperature 16.84ºC (62.31ºF)
Average annual precip. 218.87mm (8.62in)
Warmest month March (28.36ºC / 83.05ºF)
Coldest Month January (15.15ºC / 59.27ºF)
Wettest Month October (415.15mm / 16.34in)
Driest Month February (23.7mm / 0.93in)
Number of days with rainfall (≥ 1.0 mm) 238.67 days (65.39%)
Days with no rain 126.33000000000001 days (34.61%)
Humidity 82.36%

Climate San Isidro: Weather By Month

Month Jan Feb Mar Apr May Jun Jul Aug Sep Nov Oct Dec Year
Record high °C (°F) 31.21(88.18) 34.23(93.61) 34.23(93.61) 36.24(97.23) 35.23(95.41) 31.21(88.18) 30.2(86.36) 30.2(86.36) 30.2(86.36) 28.19(82.74) 29.19(84.54) 30.2(86.36) 36.24(97.23)
Average high °C (°F) 26.11(79.0) 27.54(81.57) 28.36(83.05) 28.31(82.96) 26.19(79.14) 25.12(77.22) 25.16(77.29) 25.3(77.54) 24.81(76.66) 24.07(75.33) 24.51(76.12) 25.13(77.23) 25.88(78.58)
Daily mean °C (°F) 21.4(70.52) 22.46(72.43) 23.22(73.8) 23.71(74.68) 22.87(73.17) 22.17(71.91) 21.88(71.38) 21.97(71.55) 21.78(71.2) 21.29(70.32) 21.0(69.8) 20.92(69.66) 22.06(71.71)
Average low °C (°F) 15.15(59.27) 15.47(59.85) 16.13(61.03) 17.49(63.48) 18.42(65.16) 18.16(64.69) 17.27(63.09) 17.38(63.28) 17.68(63.82) 17.21(62.98) 16.35(61.43) 15.35(59.63) 16.84(62.31)
Record low °C (°F) 11.07(51.93) 7.05(44.69) 11.07(51.93) 13.09(55.56) 15.1(59.18) 14.09(57.36) 13.09(55.56) 0.0(0) 14.09(57.36) 10.07(50.13) 10.07(50.13) 11.07(51.93) 0.0(0)
Average precipitation mm (inches) 27.36(1.08) 23.7(0.93) 29.6(1.17) 100.25(3.95) 338.7(13.33) 387.26(15.25) 290.08(11.42) 344.85(13.58) 384.4(15.13) 415.15(16.34) 207.27(8.16) 77.81(3.06) 218.87(8.62)
Average precipitation days (≥ 1.0 mm) 5.86 6.13 7.05 16.29 26.08 27.83 26.54 26.45 28.55 29.38 24.25 14.28 19.89
Average relative humidity (%) 75.25 71.47 70.9 74.83 83.48 88.49 87.14 87.37 89.48 90.22 88.09 81.55 82.36
Mean monthly sunshine hours 11.09 11.31 10.99 10.97 10.12 10.32 11.6 10.18 9.92 9.49 9.95 10.56 10.54

Climate Graph

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

San Isidro

San Isidro Temperature by Month

April
23.71°C | 74.68°F
March
23.22°C | 73.8°F
May
22.87°C | 73.17°F
February
22.46°C | 72.43°F
June
22.17°C | 71.91°F
August
21.97°C | 71.55°F
July
21.88°C | 71.38°F
September
21.78°C | 71.2°F
January
21.4°C | 70.52°F
October
21.29°C | 70.32°F
November
21.0°C | 69.8°F
December
20.92°C | 69.66°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
Temperature Max Average Min
Max Temperature 30.2°C (86.36°F) 27.08°C (80.74°F) 25.17°C (77.31°F)
Avg Temperature 24.16°C (75.49°F) 23.02°C (73.44°F) 22.15°C (71.87°F)
Min Temperature 19.13°C (66.43°F) 18.09°C (64.56°F) 17.11°C (62.8°F)
Dew Point Max Average Min
Dew Point 20.13°C (68.23°F) 18.12°C (64.62°F) 15.1°C (59.18°F)
Precipitation Max Average Min Sum
Precipitation 19.33mm | 0.76in 4.94mm | 0.19in 0.0mm | 0in 153.02mm | 6.02in
Snowdepth 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in
Wind Max Average Min
Wind 9.06kmh | 5.63mph 5.2kmh | 3.23mph 2.01kmh | 1.25mph
Gust Wind 14.09kmh | 8.76mph 7.92kmh | 4.92mph 3.02kmh | 1.88mph
Sea Level Pressure Max Average Min
Sea Level Pressure 19.33mb 4.94mb 0.0mb
San Isidro

Daily Observations

Time Temperature Dew Point Humidity Wind Speed Pressure Precipitation
May ° C | ° F ° C | ° F % Kph | Mph Hg | Mb Total (mm/in)
2014-05-01 23.15 | 73.67 19.13 | 66.43 83 5.03 | 3.13 30.03 | 1016.77 7.45 | 0.29
2014-05-02 22.15 | 71.87 19.13 | 66.43 85 6.04 | 3.75 30.03 | 1016.77 4.63 | 0.18
2014-05-03 24.16 | 75.49 18.12 | 64.62 79 3.02 | 1.88 30.08 | 1018.78 1.91 | 0.08
2014-05-04 24.16 | 75.49 17.11 | 62.8 73 5.03 | 3.13 30.11 | 1019.79 0.1 | 0.0
2014-05-05 24.16 | 75.49 17.11 | 62.8 76 6.04 | 3.75 30.08 | 1018.78 1.81 | 0.07
2014-05-06 24.16 | 75.49 18.12 | 64.62 78 4.03 | 2.5 30.05 | 1017.77 0.7 | 0.03
2014-05-07 23.15 | 73.67 19.13 | 66.43 86 3.02 | 1.88 30.08 | 1018.78 8.36 | 0.33
2014-05-08 23.15 | 73.67 19.13 | 66.43 85 3.02 | 1.88 30.11 | 1019.79 8.46 | 0.33
2014-05-09 23.15 | 73.67 19.13 | 66.43 83 4.03 | 2.5 30.11 | 1019.79 4.13 | 0.16
2014-05-10 22.15 | 71.87 19.13 | 66.43 89 2.01 | 1.25 30.08 | 1018.78 10.37 | 0.41
2014-05-11 22.15 | 71.87 18.12 | 64.62 85 4.03 | 2.5 30.05 | 1017.77 2.62 | 0.1
2014-05-12 22.15 | 71.87 18.12 | 64.62 82 5.03 | 3.13 30.03 | 1016.77 1.61 | 0.06
2014-05-13 22.15 | 71.87 18.12 | 64.62 84 5.03 | 3.13 30.0 | 1015.76 3.62 | 0.14
2014-05-14 22.15 | 71.87 18.12 | 64.62 86 7.05 | 4.38 30.03 | 1016.77 5.64 | 0.22
2014-05-15 23.15 | 73.67 19.13 | 66.43 85 6.04 | 3.75 30.05 | 1017.77 7.05 | 0.28
2014-05-16 22.15 | 71.87 18.12 | 64.62 82 9.06 | 5.63 30.05 | 1017.77 0.6 | 0.02
2014-05-17 23.15 | 73.67 15.1 | 59.18 70 8.05 | 5.0 30.05 | 1017.77 0.0 | 0
2014-05-18 23.15 | 73.67 16.11 | 61.0 71 6.04 | 3.75 30.05 | 1017.77 0.1 | 0.0
2014-05-19 24.16 | 75.49 16.11 | 61.0 73 7.05 | 4.38 30.05 | 1017.77 0.1 | 0.0
2014-05-20 24.16 | 75.49 16.11 | 61.0 71 7.05 | 4.38 30.08 | 1018.78 0.1 | 0.0
2014-05-21 23.15 | 73.67 18.12 | 64.62 78 5.03 | 3.13 30.08 | 1018.78 2.11 | 0.08
2014-05-22 23.15 | 73.67 18.12 | 64.62 80 6.04 | 3.75 30.05 | 1017.77 6.74 | 0.27
2014-05-23 23.15 | 73.67 19.13 | 66.43 85 5.03 | 3.13 30.05 | 1017.77 9.56 | 0.38
2014-05-24 22.15 | 71.87 18.12 | 64.62 85 6.04 | 3.75 30.05 | 1017.77 6.95 | 0.27
2014-05-25 22.15 | 71.87 18.12 | 64.62 85 5.03 | 3.13 30.05 | 1017.77 4.03 | 0.16
2014-05-26 23.15 | 73.67 18.12 | 64.62 83 7.05 | 4.38 30.08 | 1018.78 2.32 | 0.09
2014-05-27 23.15 | 73.67 17.11 | 62.8 79 8.05 | 5.0 30.08 | 1018.78 4.13 | 0.16
2014-05-28 23.15 | 73.67 18.12 | 64.62 79 6.04 | 3.75 30.05 | 1017.77 2.52 | 0.1
2014-05-29 23.15 | 73.67 19.13 | 66.43 84 3.02 | 1.88 30.05 | 1017.77 7.65 | 0.3
2014-05-30 23.15 | 73.67 20.13 | 68.23 89 2.01 | 1.25 30.03 | 1016.77 19.33 | 0.76
2014-05-31 22.15 | 71.87 19.13 | 66.43 89 2.01 | 1.25 30.03 | 1016.77 18.32 | 0.72

San Isidro 11 Year Historical Weather Data

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