CR
Alajuela climate and weather
Current conditions
26.6° / 18.6°
Slight rain showers
- Feels like
- 30.9° / 20.9°
- Humidity
- —
- Wind
- 9.3 km/h (gusts 31.7)
- UV index
- 8.3
- Sunrise / sunset
- 05:31 / 17:11
- Daylight
- 11.7 hrs
7-day forecast
| Date | Weather | High | Low | Feels like | Precip | Rain | Wind | UV |
|---|---|---|---|---|---|---|---|---|
| Sat 14 Nov | Slight rain showers | 26.6° | 18.6° | 30.9° / 20.9° | 4.5 mm | 100% | 9.3 km/h | 8.3 |
| Sun 15 Nov | Moderate drizzle | 28.1° | 18.0° | 33.0° / 19.8° | 1.4 mm | 90% | 12.9 km/h | 6.9 |
| Mon 16 Nov | Thunderstorm | 28.7° | 17.9° | 33.6° / 18.8° | 7.9 mm | 84% | 10.6 km/h | 7.8 |
| Tue 17 Nov | Fog | 28.9° | 16.8° | 30.8° / 17.7° | 0.0 mm | 49% | 7.7 km/h | 8.3 |
| Wed 18 Nov | Light drizzle | 30.3° | 16.0° | 31.8° / 15.7° | 0.6 mm | 47% | 10.1 km/h | 8.2 |
| Thu 19 Nov | Moderate drizzle | 28.3° | 16.0° | 32.2° / 15.6° | 4.2 mm | 61% | 8.6 km/h | 7.8 |
Air quality
57
Moderate
US Air Quality Index
European AQI: 42
- PM2.5
- 12.9 µg/m³
- PM10
- 13.0 µg/m³
- Ozone (O₃)
- 9.0 µg/m³
- NO₂
- 29.1 µg/m³
- SO₂
- 3.3 µg/m³
- CO
- 865.0 µg/m³
- UV index
- 0.0
- Dust
- 0.0 µg/m³
Climate through the year
Now: November
Average high and low, °C Rainfall, mm
Temperature by month
Precipitation and rain days
Sunshine, UV and humidity
Best months to visit
| Month | Rating | Avg high | Avg low | Rain days | Sun (hrs) | Humidity |
|---|---|---|---|---|---|---|
| January | Excellent · 79 | 28.3°C | 17.4°C | 6.0 | 341.0 | 66.7% |
| February | Good · 74 | 29.4°C | 18.2°C | 4.9 | 313.6 | 60.3% |
| December | Good · 70 | 27.3°C | 17.4°C | 9.3 | 310.0 | 75.0% |
| August | Good · 63 | 26.3°C | 17.9°C | 27.7 | 257.3 | 87.7% |
| July | Good · 61 | 26.6°C | 18.3°C | 24.0 | 251.1 | 85.2% |
| June | Good · 60 | 25.8°C | 18.3°C | 29.0 | 231.0 | 89.3% |
| September | Good · 60 | 25.9°C | 17.9°C | 30.0 | 237.0 | 89.5% |
| October | Good · 60 | 25.4°C | 17.8°C | 29.4 | 229.4 | 90.5% |
| November | Good · 60 | 25.5°C | 17.8°C | 25.0 | 225.0 | 87.9% |
| March | Good · 59 | 30.4°C | 18.0°C | 8.7 | 347.2 | 62.0% |
| May | Good · 56 | 27.7°C | 18.5°C | 25.9 | 285.2 | 83.4% |
| April | Fair · 51 | 29.6°C | 18.3°C | 18.6 | 309.0 | 71.2% |
Monthly climate data
| Month | High | Low | Mean | Feels high | Feels low | Precip | Rain days | Snow | Sun | Daylight | UV | Humidity | Wind | Clouds |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | 28.3° | 17.4° | 22.1° | 29.6° | 17.3° | 28.4 mm | 6.0 | 0.0 cm | 341.0 hrs | 11.6 hrs | — | 66.7% | 17.6 km/h | 48.7% |
| Feb | 29.4° | 18.2° | 22.9° | 30.3° | 17.7° | 16.1 mm | 4.9 | 0.0 cm | 313.6 hrs | 11.8 hrs | — | 60.3% | 19.7 km/h | 50.8% |
| Mar | 30.4° | 18.0° | 23.3° | 31.9° | 17.9° | 49.7 mm | 8.7 | 0.0 cm | 347.2 hrs | 12.1 hrs | — | 62.0% | 18.2 km/h | 56.0% |
| Apr | 29.6° | 18.3° | 22.9° | 32.3° | 18.8° | 186.3 mm | 18.6 | 0.0 cm | 309.0 hrs | 12.4 hrs | — | 71.2% | 15.1 km/h | 75.2% |
| May | 27.7° | 18.5° | 22.2° | 31.7° | 20.1° | 429.5 mm | 25.9 | 0.0 cm | 285.2 hrs | 12.6 hrs | — | 83.4% | 12.5 km/h | 82.7% |
| Jun | 25.8° | 18.3° | 21.3° | 29.9° | 20.2° | 531.4 mm | 29.0 | 0.0 cm | 231.0 hrs | 12.7 hrs | — | 89.3% | 10.0 km/h | 91.3% |
| Jul | 26.6° | 18.3° | 21.7° | 30.5° | 19.9° | 433.6 mm | 24.0 | 0.0 cm | 251.1 hrs | 12.6 hrs | — | 85.2% | 11.1 km/h | 85.5% |
| Aug | 26.3° | 17.9° | 21.3° | 30.4° | 19.6° | 521.6 mm | 27.7 | 0.0 cm | 257.3 hrs | 12.4 hrs | — | 87.7% | 10.7 km/h | 87.9% |
| Sep | 25.9° | 17.9° | 21.1° | 30.2° | 19.7° | 569.2 mm | 30.0 | 0.0 cm | 237.0 hrs | 12.2 hrs | — | 89.5% | 10.4 km/h | 89.5% |
| Oct | 25.4° | 17.8° | 20.8° | 29.6° | 19.6° | 666.3 mm | 29.4 | 0.0 cm | 229.4 hrs | 11.9 hrs | — | 90.5% | 10.1 km/h | 89.9% |
| Nov | 25.5° | 17.8° | 20.9° | 29.1° | 19.5° | 487.6 mm | 25.0 | 0.0 cm | 225.0 hrs | 11.7 hrs | — | 87.9% | 9.9 km/h | 83.4% |
| Dec | 27.3° | 17.4° | 21.6° | 29.5° | 18.0° | 80.9 mm | 9.3 | 0.0 cm | 310.0 hrs | 11.5 hrs | — | 75.0% | 14.0 km/h | 61.2% |