May weather forecast
Santa Teresa, Costa Rica

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Weather in May

May, the last month of the spring in Santa Teresa, is another warm month, with an average temperature fluctuating between 16.9°C (62.4°F) and 23.7°C (74.7°F).

Temperature

The shift into May uncovers an average high-temperature of a still moderately hot 23.7°C (74.7°F), subtly different from the previous month. In Santa Teresa, an average temperature of 16.9°C (62.4°F) is noted during May nights.

Humidity

The average relative humidity in May in Santa Teresa, Costa Rica, is 86%.

Rainfall

In May, in Santa Teresa, the rain falls for 29.1 days. Throughout May, 367mm (14.45") of precipitation is accumulated. In Santa Teresa, during the entire year, the rain falls for 305 days and collects up to 2534mm (99.76") of precipitation.

Daylight

In Santa Teresa, the average length of the day in May is 12h and 35min.
On the first day of May in Santa Teresa, sunrise is at 05:17 and sunset at 17:46. On the last day of the month, sunrise is at 05:12 and sunset at 17:52 CST.

Sunshine

In May, the average sunshine in Santa Teresa is 7.3h.

UV index

The months with the highest UV index in Santa Teresa are January through December, with an average maximum UV index of 5. The months with the lowest UV index in Santa Teresa, Costa Rica, are January through December, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: An average UV index of 5 in May transforms into this advice:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Direct Sun exposure should be minimized especially during midday when radiation is most intense. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.

Frequently asked questions

What is the temperature in May in Santa Teresa?

During May, Santa Teresa experiences an average high-temperature of 23.7°C (74.7°F) and a low-temperature of 16.9°C (62.4°F).

What is the average humidity in May in Santa Teresa?

In May, the average relative humidity in Santa Teresa is 86%.

How many days does it rain in May in Santa Teresa?

In Santa Teresa, during May, the rain falls for 29.1 days and regularly aggregates up to 367mm (14.45") of precipitation.

What is the average length of the day in May in Santa Teresa?

The average day length in May is 12h and 35min.

What time are sunrise and sunset in May in Santa Teresa?

In May, on the first day of the month, sunrise is at 05:17 and sunset at 17:46. On the last day of the month, in Santa Teresa, Costa Rica, sunrise is at 05:12 and sunset at 17:52 CST.

How long on average sun shines in May in Santa Teresa?

In Santa Teresa, the average sunshine duration in May is 7.3h.

What are the months with the highest UV index in Santa Teresa?

January through December, with an average maximum UV index of 5, are months with the highest UV index in Santa Teresa, Costa Rica.

What are the months with the lowest UV index in Santa Teresa?

January through December, with an average maximum UV index of 5, are months with the lowest UV index in Santa Teresa.

What is the UV index reading in May in Santa Teresa?

The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Santa Teresa, Costa Rica

Average temperature in May - Santa Teresa, Costa Rica
  • Average high temperature in May: 23.7°C

The warmest month (with the highest average high temperature) is April (25.3°C).
The month with the lowest average high temperature is October (22.2°C).

  • Average low temperature in May: 16.9°C

The month with the highest average low temperature is May (16.9°C).
The coldest month (with the lowest average low temperature) is January (13.7°C).

Average pressure in May
Santa Teresa, Costa Rica

Average pressure in May - Santa Teresa, Costa Rica
  • Average pressure in May: 1011.3mbar

The month with the highest atmospheric pressure is January (1012.4mbar).
The month with the lowest atmospheric pressure is October (1010.9mbar).

Average wind speed in May
Santa Teresa, Costa Rica

Average wind speed in May - Santa Teresa, Costa Rica
  • Average wind speed in May: 4.4km/h

The windiest month (with the highest average wind speed) is February (8.6km/h).
The calmest month (with the lowest average wind speed) is September (3.7km/h).

Average humidity in May
Santa Teresa, Costa Rica

Average humidity in May - Santa Teresa, Costa Rica
  • Average humidity in May: 86%

The month with the highest relative humidity is October (90%).
The month with the lowest relative humidity is February (76%).

Average rainfall in May
Santa Teresa, Costa Rica

Average rainfall in May - Santa Teresa, Costa Rica
  • Average rainfall in May: 367mm

The wettest month (with the highest rainfall) is October (444mm).
The driest month (with the least rainfall) is February (33mm).

Average rainfall days in May
Santa Teresa, Costa Rica

Average rainfall days in May - Santa Teresa, Costa Rica
  • Average rainfall days in May: 29.1 days

The month with the highest number of rainy days is October (30.5 days).
The month with the least rainy days is February (14.9 days).

Average daylight in May /
Average sunshine in May
Santa Teresa, Costa Rica

Average daylight in May / Average sunshine in May - Santa Teresa, Costa Rica
  • Average daylight in May: 12h and 4min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 36min).

  • Average sunshine in May: 7h and 2min

The month with the most sunshine is February (Average sunshine: 9h and 6min).
The month with the least sunshine is October (Average sunshine: 6h and 30min).

Average sunshine days in May
Santa Teresa, Costa Rica

Average sunshine days in May - Santa Teresa, Costa Rica
  • Average sunshine days in May: 1.2 days

The month with the most sunshine days is February (10.4 days).
The month with the least sunshine days is October (0.1 days).

Average UV index in May
Santa Teresa, Costa Rica

Average UV index in May - Santa Teresa, Costa Rica
  • Average UV index in May: 5

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).

Average cloud cover in May
Santa Teresa, Costa Rica

Average cloud cover in May - Santa Teresa, Costa Rica
  • Average cloud cover in May: 55

The month with the most cloud cover is October (Cloud cover 61).
The month with the least cloud cover is February (Cloud cover 31).

Average visibility in May
Santa Teresa, Costa Rica

Average visibility in May - Santa Teresa, Costa Rica
  • Average visibility in May: 7km

The months with the highest visibility are January, February and March (9km).
The months with the lowest visibility are September and October (6km).

Santa Teresa, Costa Rica

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