- Temperature
- 21–34°C
- Snowfall
- None—tropical climate year-round
Updated July 2026 · Sources cited: puravidaadventures.com, heartbeetkitchen.com
Good to know
Good to Know
- Peak crowds occur late November through March; December–February and Easter weeks are especially busy.
- During rainy season (May–Nov), afternoon showers are predictable but mornings are typically clear; weather forecasts often overstate daily rainfall.
- July–August offers a rare window with both lush green scenery and extended sunny periods—a local favorite despite being officially off-season.
- September–October bring the heaviest rains; unpaved roads become muddy and impassable, making a 4×4 vehicle necessary.
- Humidity is higher during green season but remains manageable compared to other tropical destinations.
- UV rays are intense year-round due to proximity to the equator; sunscreen and sun protection are essential.
- No cold weather or snowfall ever occurs; pack light clothing, rain gear for wet season, and sun protection year-round.
Seasons
December–April
- Season Name
- Dry Season (Peak)
- Tourism Level
- Peak season with highest visitor numbers and full social calendar
- Notes
- Hottest months are March–April. Ideal for families and beach lovers seeking uninterrupted sunshine.
Characteristics
- Humidity
- Relatively low
- Rainfall
- Minimal to none
- Conditions
- Abundant sunshine, clear blue skies, consistent and gentle ocean swells
Temperature Range
Low
- Celsius
- 21
- Fahrenheit
- 69
Peak High
- Celsius
- 29
- Fahrenheit
- 84
Typical High
- Celsius
- 28.2
- Fahrenheit
- 82.8
May–November
- Season Name
- Green Season (Rainy / Wet)
- Tourism Level
- Off-peak; significantly fewer visitors, lower prices, quieter atmosphere
- Notes
- May–June and September–October are considered off-season due to heavy rainfall. July–August offers a sweet spot with sunny mornings and afternoon showers, plus excellent wildlife activity. Larger ocean swells attract experienced surfers.
Characteristics
- Humidity
- Higher, averaging around 68%
- Rainfall
- Mix of showers and sunshine; heaviest in September–October (up to 15 inches/380 mm in October)
- Conditions
- Frequent afternoon and evening showers; mornings typically sunny and clear. Lush green landscapes.
Temperature Range
Low
- Celsius
- 23
- Fahrenheit
- 74
Typical High
- Celsius
- 34
- Fahrenheit
- 94
Snowfall
None—tropical climate year-round
Best Months
- Overall
- Late October through mid-April
- For Surfers Advanced
- May–September
- For Surfers Beginners
- December–March
- For Families And Beach Lovers
- December–March
- For Nomads Balanced Conditions
- November, April, July–August
Worst Months
September–October (heaviest rainfall, mud on unpaved roads, potential for days of continuous rain)
General Notes
Santa Teresa has over 300 days of sunshine annually. Temperatures remain warm year-round with lows around 21°C (70°F)/69°F and highs reaching 29–35°C (84–95°F)/84–95°F. Weather forecasts during rainy season are often unreliable. The Nicoya Peninsula receives less rainfall than other regions of Costa Rica due to its tropical dry-forest ecosystem.
AI-generated estimateData refreshed July 2026
Sources cited for this category
These are the sources cited in this climate & weather research for this city. Individual figures may not each trace to one of them.
More About Santa Teresa
Data last updated July 2026 · Verify anything important.