Costa Rica in Summer — Weather & What to Expect
Summer in Costa Rica (June, July, August) averages daytime highs of 24.6°C and lows of 16.5°C, with around 1310.7mm of rain across the season (80 rainy days in total). It includes some of the best months of the year to visit (June, July, August).
In the northern hemisphere, summer in Costa Rica covers June, July, August.
Summer in Costa Rica month by month
| Month | High | Low | Rain | Rainy days | Rating |
|---|---|---|---|---|---|
| June | 24.2°C | 16.4°C | 408.2mm | 28 | 8/10 |
| July | 24.8°C | 16.7°C | 341.3mm | 24 | 8/10 |
| August | 24.7°C | 16.4°C | 561.2mm | 28 | 8/10 |
What to pack for Costa Rica in summer
- Light layers
- Sunscreen
- T-shirts and light trousers or shorts
- Compact travel umbrella
- Waterproof jacket
- Quick-dry clothing
Frequently Asked Questions
Is summer a good time to visit Costa Rica?
Summer in Costa Rica rates around 8/10 — good time to visit. Average highs are 24.6°C with 1310.7mm of rain across the season.
How hot is Costa Rica in summer?
Daytime highs average 24.6°C (76.3°F) across June, July, August, with nights around 16.5°C.
What months are summer in Costa Rica?
Costa Rica is in the northern hemisphere, so summer covers June, July, August.
See also: best time to visit Costa Rica · Costa Rica annual climate · Costa Rica in spring · Costa Rica in autumn · Costa Rica in winter
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Once you know what summer in Costa Rica looks like, find out exactly what to pack for Costa Rica at 247PackingList. For currency, language and country facts, see the Costa Rica guide at 247CountryInfo.
Summer in Costa Rica — what to pack
Travel clothing layers
Pack layers — temperatures can vary significantly between day and night.
Check Price →Check clothing sizes in Costa Rica at 247Sizing before you shop.
More summer travel essentials
Last updated:
Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.