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Weather & Climate
San Rafael, Heredia, Costa Rica
Overview
Climate data and monthly weather averages for San Rafael.
Key Metrics
Annual Avg
23.5°C
Summer Avg
23.4°C
Winter Avg
22.9°C
Record High
34.6°C
Record Low
15.8°C
Annual Precipitation
1793 mm
Avg Humidity
82%
Summer Humidity
88%
Winter Humidity
78%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 31.3° | 22.7° | 16.1° | 37.8 | 79% | 130 | 20.2 |
| Feb | 33.4° | 23.5° | 15.8° | 22.1 | 71% | 139 | 23.4 |
| Mar | 34.2° | 24.8° | 16.9° | 29.1 | 64% | 168 | 19.5 |
| Apr | 34.6° | 25.2° | 17.5° | 76.5 | 68% | 157 | 20.3 |
| May | 33.9° | 24.3° | 16.3° | 220.4 | 81% | 139 | 18.1 |
| Jun | 31.5° | 23.5° | 18.6° | 209.4 | 88% | 127 | 12.5 |
| Jul | 30.6° | 23.4° | 17.2° | 184.5 | 87% | 123 | 14.9 |
| Aug | 31.1° | 23.4° | 17.8° | 198.4 | 88% | 133 | 14.5 |
| Sep | 30.4° | 23° | 17.5° | 255.9 | 90% | 136 | 13.8 |
| Oct | 29.7° | 22.6° | 18.2° | 301 | 91% | 128 | 18.6 |
| Nov | 29.6° | 22.5° | 16.1° | 187.5 | 90% | 108 | 18.4 |
| Dec | 30.6° | 22.5° | 16° | 70.4 | 85% | 117 | 16.6 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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