Nosara
Costa Rica · Central America
Year-round range: 75°F to 93°F
December
Excellent conditions this month
Warm sea, low rain, and plenty of bright days make this a strong beach 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 has moderate rainfall — occasional showers but mostly manageable.
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
Warm, humid air is the norm here — typical for a tropical beach destination.
December has the expected warm, humid beach air — rain, cloud, and sea conditions matter more.
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 75°.
▶Full month-by-month data
| Month | High °F | Low °F | Rain days | Rain (in) | Sun h/day | Humidity | Sea °F |
|---|---|---|---|---|---|---|---|
| Jan | 89°F | 75°F | 2 | 0.4in | 9.7h | 68.57142857142857% | 81°F |
| Feb | 92°F | 76°F | 0 | 0.2in | 10.3h | 63.14285714285714% | 82°F |
| Mar | 93°F | 77°F | 2 | 0.4in | 9.5h | 64.42857142857143% | 82°F |
| Apr | 91°F | 78°F | 17 | 2.1in | 6.8h | 72.42857142857142% | 84°F |
| May | 87°F | 77°F | 28 | 9.4in | 3.5h | 85.14285714285714% | 84°F |
| Jun | 85°F | 77°F | 28 | 11in | 2.6h | 89.14285714285714% | 84°F |
| Jul | 86°F | 76°F | 24 | 8.1in | 3h | 87% | 83°F |
| Aug | 85°F | 76°F | 28 | 10in | 2.7h | 88% | 83°F |
| Sep | 85°F | 76°F | 28 | 13in | 2.4h | 89.85714285714285% | 83°F |
| Oct | 84°F | 76°F | 28 | 14in | 2.5h | 89.85714285714285% | 83°F |
| Nov | 85°F | 76°F | 20 | 6.9in | 4.4h | 86.14285714285714% | 82°F |
| Dec | 87°F | 75°F | 4 | 1.2in | 8.3h | 77.28571428571428% | 82°F |