Climate for Station: Juan Santamaria Intl, Alajuela, Costa Rica
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Station Statistics
10-Year Trend
High: -0.28 °C/decade
Low: +0.31 °C/decade
Rain: +1.94 mm/decade
25-Year Trend
High: +0.25 °C/decade
Low: -0.11 °C/decade
Rain: +1.22 mm/decade
50-Year Trend
High: +0.13 °C/decade
Low: +0.04 °C/decade
Rain: +0.51 mm/decade
All-Time Trend
High: +0.13 °C/decade
Low: +0.04 °C/decade
Rain: +0.51 mm/decade
Percentage Above-Average Days
Last 12 Months: 52.3%
This Year: 0.0%
Precipitation Concentration Index (PCI) ℹ️
Last 12 Months: 14.0
Historical Average: 15.5
Percentile Rank of Last 12 Months ℹ️
High: 65th percentile
Low: 79th percentile
Rain: 99th percentile
Change in Variance ℹ️
High: -26.8%
Low: -44.7%
Intraday: -38.1%
Data Coverage
71.2%
First Year of Data
1959
Station Location
Weather Records
| Max High | Avg High | Min High | Max Avg | Avg Avg | Min Avg | Max Low | Avg Low | Min Low | Max Precipitation | Avg Precipitation | Max Snow | Avg Snow | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Record | 36.6 °C | — | 20.0 °C | 29.8 °C | — | 17.5 °C | 24.6 °C | — | 10.0 °C | 491.0 mm | — | — | — |
| January | 33.1 °C | 28.6 °C | 23.4 °C | 27.8 °C | 22.6 °C | 17.8 °C | 22.3 °C | 18.1 °C | 10.0 °C | 486.9 mm | 1.3 mm | — | — |
| February | 35.2 °C | 29.5 °C | 23.3 °C | 28.8 °C | 23.1 °C | 18.0 °C | 23.2 °C | 18.3 °C | 11.0 °C | 80.0 mm | 0.6 mm | — | — |
| March | 36.0 °C | 30.6 °C | 25.2 °C | 29.3 °C | 23.6 °C | 18.3 °C | 23.2 °C | 18.5 °C | 11.0 °C | 335.0 mm | 1.5 mm | — | — |
| April | 36.6 °C | 30.8 °C | 23.8 °C | 29.8 °C | 23.9 °C | 19.7 °C | 23.8 °C | 19.1 °C | 12.0 °C | 335.0 mm | 3.6 mm | — | — |
| May | 35.0 °C | 29.2 °C | 22.0 °C | 29.1 °C | 23.1 °C | 18.0 °C | 24.6 °C | 19.4 °C | 14.2 °C | 335.0 mm | 8.3 mm | — | — |
| June | 33.0 °C | 28.2 °C | 22.0 °C | 27.6 °C | 22.5 °C | 18.3 °C | 23.0 °C | 19.0 °C | 13.5 °C | 487.9 mm | 9.4 mm | — | — |
| July | 34.0 °C | 28.3 °C | 22.3 °C | 27.8 °C | 22.6 °C | 18.8 °C | 23.0 °C | 19.0 °C | 13.9 °C | 231.9 mm | 5.7 mm | — | — |
| August | 36.0 °C | 28.3 °C | 23.0 °C | 26.8 °C | 22.4 °C | 18.7 °C | 22.4 °C | 18.7 °C | 11.7 °C | 491.0 mm | 8.3 mm | — | — |
| September | 36.0 °C | 27.9 °C | 21.4 °C | 25.3 °C | 21.9 °C | 18.1 °C | 22.1 °C | 18.4 °C | 14.0 °C | 294.9 mm | 10.2 mm | — | — |
| October | 36.0 °C | 27.4 °C | 20.0 °C | 26.5 °C | 21.7 °C | 17.9 °C | 21.9 °C | 18.2 °C | 14.0 °C | 364.0 mm | 10.1 mm | — | — |
| November | 31.7 °C | 27.6 °C | 20.6 °C | 27.0 °C | 22.0 °C | 17.5 °C | 22.0 °C | 18.3 °C | 13.0 °C | 336.0 mm | 7.0 mm | — | — |
| December | 33.0 °C | 28.1 °C | 22.4 °C | 27.3 °C | 22.5 °C | 18.6 °C | 22.3 °C | 18.3 °C | 10.9 °C | 257.0 mm | 2.3 mm | — | — |
Plots
Current Year Climate Trends vs Historical
Max Temperature this Year | 1 of 4
Climate 12-Month Moving Averages
Max Temperature 12-Month MA | 1 of 4
Daily Average Temperatures Throughout the Year
Average Max Temperature Throughout Year | 1 of 3
