Costa Rica
Best Time to Visit
San Jose
Visit in February — score 85/100 · avg high 87°F · 6 rainy days
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Monthly Travel Scores
How we scoreScores reflect weather comfort (35%), dry days (35%), daylight hours (15%), crowd levels (10%), and cost (5%) — weighted for typical travelers preferring warm, dry conditions. Customize weights in the interactive tool.January
#3February
#1March
#2April
May
June
July
August
September
October
November
December
Monthly Weather Data
| Month | Score | Avg °F | High °F | Low °F | Rain Days | Precip (mm) | Daylight | Crowds | Cost |
|---|---|---|---|---|---|---|---|---|---|
| January | 76 | 73° | 83° | 63° | 9 | 37 | 11.5h | High | Average |
| February | 85 | 74° | 87° | 63° | 6 | 22 | 11.7h | High | Average |
| March | 76 | 76° | 91° | 65° | 11 | 44 | 11.9h | Moderate | Average |
| April | 49 | 77° | 91° | 66° | 27 | 107 | 12.2h | Moderate | Average |
| May | 53 | 76° | 89° | 67° | 31 | 278 | 12.5h | Moderate | Below avg |
| June | 53 | 74° | 85° | 67° | 30 | 286 | 12.6h | Moderate | Below avg |
| July | 50 | 74° | 84° | 66° | 31 | 240 | 12.5h | Moderate | Average |
| August | 50 | 74° | 84° | 67° | 31 | 233 | 12.3h | Moderate | Average |
| September | 51 | 74° | 84° | 66° | 30 | 300 | 12.1h | Moderate | Below avg |
| October | 48 | 73° | 83° | 66° | 31 | 348 | 11.8h | Moderate | Average |
| November | 47 | 73° | 82° | 64° | 30 | 241 | 11.5h | Moderate | Average |
| December | 51 | 73° | 82° | 64° | 19 | 76 | 11.4h | High | Above avg |
Seasonal Breakdown
Spring
- Score
- 59/100
- High
- 90°F
- Low
- 66°F
- Rain days
- 23/mo
- Crowds
- moderate
Spring in San Jose (March, April, May) brings average highs of 90°F and lows of 66°F, with about 23 rainy days per month. Expect moderate tourist crowds and average accommodation rates. The overall travel score averages 59/100, with March being the strongest month of the season at 76/100.
Summer
- Score
- 51/100
- High
- 84°F
- Low
- 67°F
- Rain days
- 31/mo
- Crowds
- moderate
Summer in San Jose (June, July, August) brings average highs of 84°F and lows of 67°F, with about 31 rainy days per month. Expect moderate tourist crowds and average accommodation rates. The overall travel score averages 51/100, with June being the strongest month of the season at 53/100.
Fall
- Score
- 49/100
- High
- 83°F
- Low
- 66°F
- Rain days
- 30/mo
- Crowds
- moderate
Fall in San Jose (September, October, November) brings average highs of 83°F and lows of 66°F, with about 30 rainy days per month. Expect moderate tourist crowds and average accommodation rates. The overall travel score averages 49/100, with September being the strongest month of the season at 51/100.
Winter
- Score
- 71/100
- High
- 84°F
- Low
- 63°F
- Rain days
- 11/mo
- Crowds
- high
Winter in San Jose (December, January, February) brings average highs of 84°F and lows of 63°F, with about 11 rainy days per month. Expect high tourist crowds and above average accommodation rates. The overall travel score averages 71/100, with February being the strongest month of the season at 85/100.
Crowd and cost data estimated from regional travel patterns for this destination.
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Want more control? Adjust the exact weight of every factor — temperature comfort, dry weather, daylight hours, crowd levels, and cost — with interactive sliders and see scores update in real time.