Costa Rica in February: Pacific or Caribbean Coast?
Compare Costa Rica weather in February, from dry and sunny Tamarindo to wetter Puerto Viejo, plus Jacó, Arenal and San José.
San Mateo Weather in March
March in San Mateo brings very high temperatures, with highs of 31°C (88°F) and nights dropping to 21°C (70°F). Expect some rainfall, with around 47 mm (1.9 in) typical for the month.
Rainfall in San Mateo in March
On average, there are about 7 days with rain during this month, averaging 47 mm (1.9 in). The odd shower may pass through, but it usually doesn't amount to much. A largely dry month overall.
Temperature in San Mateo in March
Temperatures in San Mateo in March top out at 31°C (88°F) and drop to 21°C (70°F) overnight. Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. With overnight lows of 21°C (70°F), evenings stay pleasantly warm. Average temperatures can be deceiving; some days will be hotter. Wear breathable fabrics and drink plenty of water to stay cool.
Sunshine in San Mateo in March
Enjoy a sunny month with about 282 hours of sunshine, the clear skies make San Mateo even more beautiful.If you prefer dry days with pleasant temperatures, December typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
San Mateo Temperature in March
Min Temperature
21°C (70°F)
Max Temperature
31°C (88°F)
Chance of Rain
22%
Precipitation
47 mm (1.9 in)
Rainy days
7 days
Sunshine
282 hours *
Percentage Sunshine
*
* Data from: Puntarenas, Costa Rica (34 KM, 21 Miles).
San Mateo Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in San Mateo - and find the best time to visit.
Daily Historical Temperatures
46-year average (1976-2025)
Based on our historical records, temperatures in San Mateo typically stay consistent throughout March, with daily highs averaging around 31°C (88°F). Nights are pleasant, with lows around 19°C (66°F).
Average temperatures in March
Daily Historical Precipitation
46-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in March
Historical weather records for San Mateo in March
Browse day-by-day weather records for San Mateo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
San Mateo historical weather extremes in March
According to our 32 years of weather records for San Mateo, the following extremes were recorded between 1994 and 2026.
- San Mateo recorded its highest March temperature of 35°C (95°F) on March 6, 1997.
- The lowest daytime temperature in March was 20°C (68°F), recorded on March 17, 1996.
- The coldest night in March in San Mateo was on March 18, 1996, with a minimum of 14°C (57°F).
Best Places in Costa Rica in March
Find out more about the weather in Costa Rica and which places have the best travel conditions in this month. See all of Costa Rica in March →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in San Mateo in March
Warm temperatures in March make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in San Mateo in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming10/10 -
Cycling8/10 -
Walking8/10 -
Barbeque10/10 -
Camping10/10 -
Outdoor sports8/10
San Mateo 3-Day Forecast
More climate data for San Mateo
See the full San Mateo climate overview or explore weather in Costa Rica.
Popular in March
Where to go in March - average daytime high across popular destinations.
Tamarindo
33°C (91°F) Santa Teresa30°C (86°F) Herradura30°C (86°F) Jacó30°C (86°F) Cahuita
28°C (82°F) Fortuna29°C (84°F) Puerto Viejo de Talamanca28°C (82°F) San José25°C (77°F) Bucket list
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