Weather World
Alajuela Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 80°F Lo 59°F | Hi 82°F Lo 60°F | Hi 84°F Lo 61°F | Hi 84°F Lo 63°F | Hi 80°F Lo 64°F | Hi 77°F Lo 64°F | Hi 78°F Lo 63°F | Hi 78°F Lo 63°F | Hi 78°F Lo 63°F | Hi 76°F Lo 63°F | Hi 76°F Lo 62°F | Hi 78°F Lo 60°F |
| 6 mph | 6 mph | 5 mph | 4 mph | 3 mph | 3 mph | 4 mph | 3 mph | 2 mph | 2 mph | 4 mph | 5 mph |
| 2.7 in | 1.9 in | 2.3 in | 5.1 in | 18 in | 22.1 in | 17.1 in | 19.3 in | 21.2 in | 23.7 in | 14.1 in | 5.4 in |
| 76% | 73% | 72% | 75% | 84% | 89% | 88% | 88% | 90% | 91% | 89% | 82% |
| 40% | 35% | 36% | 43% | 60% | 68% | 64% | 64% | 66% | 68% | 65% | 48% |
| 29.9 in | 29.9 in | 29.9 in | 29.9 in | 29.9 in | 29.9 in | 29.9 in | 29.9 in | 29.9 in | 29.9 in | 29.9 in | 29.9 in |
| 26 | 24 | 26 | 17 | 8 | 5 | 7 | 7 | 3 | 5 | 11 | 21 |
| 5 | 4 | 5 | 13 | 23 | 25 | 24 | 24 | 27 | 26 | 19 | 10 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 0 | 1 | 0 | 1 | 2 | 1 | 2 | 2 | 3 | 3 | 2 |
| 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 5 |
| 190 | 196 | 214 | 158 | 69 | 36 | 47 | 56 | 47 | 40 | 50 | 140 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 27°C Lo 15°C | Hi 28°C Lo 15°C | Hi 29°C Lo 16°C | Hi 29°C Lo 17°C | Hi 27°C Lo 18°C | Hi 25°C Lo 18°C | Hi 25°C Lo 18°C | Hi 26°C Lo 17°C | Hi 25°C Lo 17°C | Hi 25°C Lo 17°C | Hi 25°C Lo 17°C | Hi 26°C Lo 16°C |
| 10 km/h | 10 km/h | 9 km/h | 6 km/h | 5 km/h | 4 km/h | 6 km/h | 5 km/h | 4 km/h | 4 km/h | 6 km/h | 8 km/h |
| 68 mm | 48 mm | 58 mm | 128 mm | 457 mm | 561 mm | 435 mm | 491 mm | 538 mm | 602 mm | 359 mm | 137 mm |
| 76% | 73% | 72% | 75% | 84% | 89% | 88% | 88% | 90% | 91% | 89% | 82% |
| 40% | 35% | 36% | 43% | 60% | 68% | 64% | 64% | 66% | 68% | 65% | 48% |
| 1013 mb | 1012 mb | 1012 mb | 1012 mb | 1012 mb | 1012 mb | 1012 mb | 1012 mb | 1012 mb | 1011 mb | 1012 mb | 1012 mb |
| 26 | 24 | 26 | 17 | 8 | 5 | 7 | 7 | 3 | 5 | 11 | 21 |
| 5 | 4 | 5 | 13 | 23 | 25 | 24 | 24 | 27 | 26 | 19 | 10 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 0 | 1 | 0 | 1 | 2 | 1 | 2 | 2 | 3 | 3 | 2 |
| 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 5 |
| 190 | 196 | 214 | 158 | 69 | 36 | 47 | 56 | 47 | 40 | 50 | 140 |
| Month |
| Avg. Temperatures |
| Avg. Wind Speed |
| Avg. Precipitation |
| Average Humidity |
| Avg. Cloud Cover |
| Pressure Average |
| Average Dry Days |
| Avg. Precip. Days |
| Avg. Snow Days |
| Average Fog Days |
| Average UV Index |
| Avg. Hours of Sun |
Averages are based on historical weather data from the past 10 years.