Costa Rica
Costa Rica in June: weather, sea & travel advice
This month's data profile
Rain shapes the decision
Costa Rica in June is climatically mixed. The average daily high is around 30 °C, and the sea is about 29 °C. With about 24 rainy days it is very wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
51/100 · #10
Warmth
#9
Dryness
#10
Sun
#8
Sea warmth
#3
Published best categories: none
Costa Rica · JunePhoto: Shiva Shenoy from Flower Mound, United States · CC BY 2.0Climate facts
- Average high
- 30 °C
- Average low
- 25 °C
- Sea
- 29 °C
- Rainy days (est.)
- 24 rainy days (est.)
- Sun (est.)
- 6 h/day
- Humidity
- 82 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| May | 33 | 26 | 20 | 210 | 6.5 | 72 | 2.3 | 29 | 46 |
| June (selected) | 30 | 25 | 24 | 219 | 6.1 | 82 | 2.1 | 29 | 51 |
| July | 31 | 25 | 21 | 153 | 6.2 | 80 | 2.4 | 29 | 52 |
How do the previous and next months compare?
Baseline: June (51/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| May | -5 | +2.6 °C | +0.5 °C | -4.1 | -9.2 mm | +0.4 h | -9.3 % | +0.3 m/s | +0.3 °C |
| July | +1 | +0.4 °C | -0.3 °C | -3.1 | -66 mm | +0.1 h | -1.7 % | +0.4 m/s | -0.1 °C |
All twelve months in context
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Useful next decisions
Frequently asked questions
How warm is Costa Rica in June?
The average daily high is around 30 °C, with an average daily low of about 25 °C.
Can you swim in Costa Rica in June?
The sea is about 29 °C (very warm).
Does it rain a lot in Costa Rica in June?
The curated estimate is about 24 rainy days per month, not a directly measured long-term average. Total precipitation averages around 219 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Costa Rica?
By the climate score, January, February, March and December are the strongest months for Costa Rica. For a beach trip: January, February, November and December. June is not among them.