Liberia
Costa Rica · Central America
Year-round range: 73°F to 94°F
December
Excellent conditions this month
Your monthly fit score
Comfort fit by month.
Climate details▼
Temperature
Average highs and lows.
December is warm and sunny — good beach and outdoor weather.
Shaded band = typical daily swing (P10 of night lows to P90 of afternoon peaks) — spans wider than avg high/low lines because it captures day-to-day variation.
| = DecRainfall
Monthly rain and rain days.
December is one of the driest months — very little rain expected.
Sunshine
Average hours of bright sun per day.
December is one of the sunniest months — great for outdoor plans.
Clear sky
Clear-sky share is the inverse of average cloud cover (100% minus cloud cover). Band labels follow standard meteorological categories; distribution within each band varies by day.
Air comfort by month
Humidity and heat feel by month.
December is mostly comfortable — low heat and humidity pressure.
Time-of-day patterns
Typical hourly rhythm for December.
Temperature by hour
Temperature by hour and month
Typical temperature through the day across the year (1996-2025 normals, local time). Shaded cells are nighttime.
In December, afternoons reach about 86° and nights settle near 74°.
▶Full month-by-month data
| Month | High °F | Low °F | Rain days | Rain (in) | Sun h/day | Humidity | Sea °F |
|---|---|---|---|---|---|---|---|
| Jan | 87°F | 73°F | 1 | 0.1in | 10.2h | 66.85714285714285% | 81°F |
| Feb | 89°F | 74°F | 0 | 0.1in | 11h | 62.714285714285715% | 82°F |
| Mar | 92°F | 74°F | 0 | 0.3in | 10.6h | 59.71428571428571% | 82°F |
| Apr | 94°F | 76°F | 5 | 1.4in | 7.9h | 60.857142857142854% | 84°F |
| May | 90°F | 76°F | 21 | 8.3in | 4.3h | 73.42857142857142% | 84°F |
| Jun | 86°F | 74°F | 25 | 10in | 3.1h | 84.85714285714285% | 84°F |
| Jul | 86°F | 74°F | 21 | 6.5in | 3.8h | 80.57142857142857% | 83°F |
| Aug | 87°F | 74°F | 23 | 9.1in | 3.5h | 81.71428571428571% | 83°F |
| Sep | 85°F | 73°F | 27 | 12in | 3.2h | 87.42857142857143% | 83°F |
| Oct | 84°F | 73°F | 27 | 14in | 3.1h | 88.71428571428571% | 83°F |
| Nov | 84°F | 73°F | 14 | 7.0in | 5.2h | 83% | 82°F |
| Dec | 86°F | 73°F | 3 | 0.6in | 8.9h | 73.57142857142857% | 82°F |