March weather forecast
Poás, Costa Rica

March weather in Poás, Costa Rica presents as the transition phase from the dry to the wet season. The increase in temperature is then accompanied by heightened rainfall and relative humidity. Among the climatic parameters of March, the high temperature of 29.7°C (85.5°F) distinctly stands out as a noticeable characteristic. Following March, the weather in April presents similar conditions with a further increase in night temperatures and rain.

Temperature

Peak temperatures are observed in March and April, averaging a high-temperature of 29.7°C (85.5°F).

Heat index

The heat index value for March is estimated at a hot 34°C (93.2°F). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', gauges the sensation of temperature factoring in the air's moisture content. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.

Humidity

With an average relative humidity of 70%, March is the least humid month in Poás.

Rainfall

In Poás, Costa Rica, in March, it is raining for 14.5 days, with typically 21mm (0.83") of accumulated precipitation. In Poás, Costa Rica, during the entire year, the rain falls for 272 days and collects up to 2217mm (87.28") of precipitation.

Daylight

In March, the average length of the day in Poás, Costa Rica, is 12h and 5min.
On the first day of the month, sunrise is at 05:50 and sunset at 17:47. On the last day of March, sunrise is at 05:34 and sunset at 17:47 CST.

Sunshine

March has the most sunshine of the year in Poás, with an average of 9.4h of sunshine.

UV index

The months with the highest UV index are January through April, June, July, September, October and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In March, the maximum UV index of 6 translates into these guidelines:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.