Costa Rica weather in May 2025

The temperatures in Costa Rica in May are comfortable with low of 17°C and and high up to 23°C.

With more than 22 rainy days, Costa Rica is an incredibly wet during May. Be sure to pack your umbrella and bring along your rubber boots to stay dry. It’s going to be raining cats and dogs this month!

Our weather forecast can give you a great sense of what weather to expect in Costa Rica in May 2025.

If you’re planning to visit Costa Rica in the near future, we highly recommend that you review the 14 day weather forecast for Costa Rica before you arrive.

Temperatures

23° / 17°

Rainy Days

Snowy Days

Dry Days

Rainfall

749

Sun Hours

10.2

Hrs

Sun	Mon	Tue	Wed	Thu	Fri	Sat
				1 27° /16°	2 27° /15°	3 27° /15°
4 26° /15°	5 26° /16°	6 26° /16°	7 26° /16°	8 27° /15°	9 26° /15°	10 27° /14°
11 27° /15°	12 25° /15°	13 26° /15°	14 26° /16°	15 25° /14°	16 26° /15°	17 26° /16°
18 26° /16°	19 25° /17°	20 25° /16°	21 26° /16°	22 25° /16°	23 26° /15°	24 25° /15°
25 25° /16°	26 24° /15°	27 24° /15°	28 24° /15°	29 23° /15°	30 23° /15°	31 24° /15°

Explore the weather in Costa Rica in other months

Costa Rica annual weather

Month	Temperatures	Rainy Days	Dry Days	Rainfall	Weather	More details
January	23° / 14°	4	27	92 mm	Perfect	Costa Rica in January
February	24° / 14°	4	25	78 mm	Perfect	Costa Rica in February
March	25° / 15°	5	26	92 mm	Perfect	Costa Rica in March
April	25° / 16°	13	17	231 mm	Good	Costa Rica in April
May	23° / 17°	24	7	749 mm	Good	Costa Rica in May
June	22° / 17°	26	4	855 mm	Ok	Costa Rica in June
July	22° / 17°	24	7	685 mm	Ok	Costa Rica in July
August	22° / 17°	25	6	757 mm	Ok	Costa Rica in August
September	22° / 17°	28	2	793 mm	Awful	Costa Rica in September
October	22° / 17°	27	4	943 mm	Awful	Costa Rica in October
November	22° / 16°	19	11	481 mm	Ok	Costa Rica in November
December	23° / 15°	9	22	186 mm	Good	Costa Rica in December