Liberia weather by month & the best time to visit
Costa Rica · beach resort · tropical — wet & dry seasons climate

The best time to visit Liberia is January — its sunniest month (Sunshine Score 93/100), with December close behind. Liberia averages about 2,491 hours of sunshine a year. Daytime highs around 32°C / 90°F and roughly 4 mm of rain in January.
When is the best time to visit Liberia?
For sunshine, the best time to visit Liberia is January, then December. The dullest month is May (59/100, 222 mm of rain). The full month-by-month picture is in the table below.
How sunny is Liberia?
Liberia gets a moderate 2,491 hours of sunshine a year. January (93/100) is noticeably better than May (59). It ranks #2 of 8 destinations in Costa Rica for annual sunshine, above the national median of 2,278 hours. Rain has a clear season: the wettest stretch, around September, carries about 52% of the annual 1,731 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 93 | 32° / 90°F | 23° / 73°F | 4 mm | 10 | 29° / 84°F |
| February | 74 | 34° / 93°F | 23° / 73°F | 3 mm | 11 | 29° / 84°F |
| March | 65 | 35° / 95°F | 23° / 73°F | 4 mm | 12 | 30° / 86°F |
| April | 62 | 35° / 95°F | 25° / 77°F | 29 mm | 11 | 29° / 84°F |
| May | 59 | 33° / 91°F | 25° / 77°F | 222 mm | 9 | 31° / 88°F |
| June | 66 | 30° / 86°F | 25° / 77°F | 226 mm | 9 | 30° / 86°F |
| July | 66 | 30° / 86°F | 24° / 75°F | 165 mm | 9 | 29° / 84°F |
| August | 66 | 30° / 86°F | 24° / 75°F | 222 mm | 9 | 30° / 86°F |
| September | 66 | 30° / 86°F | 24° / 75°F | 317 mm | 9 | 30° / 86°F |
| October | 66 | 29° / 84°F | 24° / 75°F | 359 mm | 9 | 29° / 84°F |
| November | 66 | 29° / 84°F | 23° / 73°F | 163 mm | 9 | 28° / 82°F |
| December | 90 | 30° / 86°F | 23° / 73°F | 17 mm | 9 | 28° / 82°F |
Sea temperature in Liberia by month
The sea off Liberia is warmest in May at around 31°C / 88°F, and coolest in November at 28°C / 82°F. The water sits at a comfortable 21°C or warmer roughly all year round. Month-by-month sea-surface temperatures are in the Sea column of the table above.
Nearest destinations
Head-to-head
How Liberia compares month by month: Liberia vs San José (Alajuela) · Liberia vs Managua · Liberia vs Tegucigalpa · Liberia vs San Andrés · all comparisons
Liberia: questions and answers
What kind of destination is Liberia?
Liberia is a beach resort in Costa Rica with a tropical — wet & dry seasons climate — the sea reaches 31°C at its warmest and is swimmable (21°C+) year-round.
How many hours of sunshine does Liberia get a year?
Liberia gets about 2,491 hours of sunshine a year, at its best around January.
When is the best time to visit Liberia?
The sunniest time to visit Liberia is January, when the Sunshine Score peaks at 93/100 (with December close behind). Expect daytime highs around 32°C / 90°F.
What is the least sunny month in Liberia?
May is the least sunny month in Liberia, scoring 59/100 with about 222 mm of rain.
What is the sea temperature in Liberia?
The sea in Liberia ranges from about 28°C (November) to 31°C (May). Month-by-month sea temperatures are on this page.
How strong is the sun in Liberia?
The typical midday UV index in Liberia peaks around 12 (extreme) in March, easing to about 9 (very high) in May. Month-by-month midday UV values are in the UV column of the table on this page.
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