Currently: 68 °F. Passing clouds. (Weather station: Juan Santamaria, Costa Rica). See more current weatherAnnual Weather Averages in Alajuela
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Alajuela
High Temp: 87 °F
Low Temp: 65 °F
Mean Temp: 75 °F
Precipitation: 6.32"
Humidity: 76%
Dew Point: 64 °F
Wind: 16 mph
Pressure: 29.85 "Hg
Visibility: 7 mi
January Climate & Weather Averages in Alajuela
High Temp: 83 °F
Low Temp: 65 °F
Mean Temp: 74 °F
Precipitation: 0.94"
Humidity: 65%
Dew Point: 60 °F
Wind: 25 mph
Pressure: 29.86 "Hg
Visibility: 8 mi
February Climate & Weather Averages in Alajuela
High Temp: 85 °F
Low Temp: 65 °F
Mean Temp: 75 °F
Precipitation: 0.68"
Humidity: 61%
Dew Point: 59 °F
Wind: 26 mph
Pressure: 29.86 "Hg
Visibility: 8 mi
March Climate & Weather Averages in Alajuela
High Temp: 87 °F
Low Temp: 65 °F
Mean Temp: 76 °F
Precipitation: 0.61"
Humidity: 61%
Dew Point: 59 °F
Wind: 24 mph
Pressure: 29.85 "Hg
Visibility: 8 mi
April Climate & Weather Averages in Alajuela
High Temp: 87 °F
Low Temp: 66 °F
Mean Temp: 77 °F
Precipitation: 3.74"
Humidity: 67%
Dew Point: 63 °F
Wind: 18 mph
Pressure: 29.84 "Hg
Visibility: 8 mi
May Climate & Weather Averages in Alajuela
High Temp: 84 °F
Low Temp: 67 °F
Mean Temp: 76 °F
Precipitation: 9.20"
Humidity: 81%
Dew Point: 67 °F
Wind: 13 mph
Pressure: 29.85 "Hg
Visibility: 7 mi
June Climate & Weather Averages in Alajuela
High Temp: 83 °F
Low Temp: 66 °F
Mean Temp: 75 °F
Precipitation: 10.36"
Humidity: 84%
Dew Point: 67 °F
Wind: 12 mph
Pressure: 29.85 "Hg
Visibility: 7 mi
July Climate & Weather Averages in Alajuela
High Temp: 84 °F
Low Temp: 66 °F
Mean Temp: 75 °F
Precipitation: 7.76"
Humidity: 80%
Dew Point: 66 °F
Wind: 14 mph
Pressure: 29.86 "Hg
Visibility: 7 mi
August Climate & Weather Averages in Alajuela
High Temp: 83 °F
Low Temp: 65 °F
Mean Temp: 75 °F
Precipitation: 9.50"
Humidity: 83%
Dew Point: 66 °F
Wind: 13 mph
Pressure: 29.86 "Hg
Visibility: 7 mi
September Climate & Weather Averages in Alajuela
High Temp: 83 °F
Low Temp: 65 °F
Mean Temp: 74 °F
Precipitation: 11.35"
Humidity: 87%
Dew Point: 67 °F
Wind: 11 mph
Pressure: 29.86 "Hg
Visibility: 7 mi
October Climate & Weather Averages in Alajuela
High Temp: 82 °F
Low Temp: 65 °F
Mean Temp: 73 °F
Precipitation: 12.06"
Humidity: 87%
Dew Point: 67 °F
Wind: 10 mph
Pressure: 29.85 "Hg
Visibility: 6 mi
November Climate & Weather Averages in Alajuela
High Temp: 82 °F
Low Temp: 65 °F
Mean Temp: 73 °F
Precipitation: 6.95"
Humidity: 81%
Dew Point: 65 °F
Wind: 14 mph
Pressure: 29.85 "Hg
Visibility: 7 mi
December Climate & Weather Averages in Alajuela
High Temp: 83 °F
Low Temp: 65 °F
Mean Temp: 74 °F
Precipitation: 2.66"
Humidity: 71%
Dew Point: 62 °F
Wind: 20 mph
Pressure: 29.85 "Hg
Visibility: 8 mi