April weather forecast
Santa Gertrudis Sur, Costa Rica

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Weather in April

April, like March, in Santa Gertrudis Sur, Costa Rica, is another warm spring month, with an average temperature ranging between max 29.7°C (85.5°F) and min 19.2°C (66.6°F).

Temperature

Santa Gertrudis Sur's warmest months, March and April, record an average high-temperature of 29.7°C (85.5°F).

Heat index

April's mean heat index is evaluated at a sweltering 35°C (95°F). Exercise more precautions, heat cramps and heat exhaustion are potential risks. Continuous activity could precipitate heatstroke.
The heat index's values are generally associated with conditions in shade and light breezes. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
In high temperatures, perspiration kicks in, allowing the human body to cool down through the evaporation of sweat. A higher relative humidity affects normal body cooling by reducing the evaporation rate, subsequently lowering the rate at which the body cools and increasing the perception of heat. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

The average relative humidity in April is 73%.

Rainfall

In Santa Gertrudis Sur, Costa Rica, in April, it is raining for 20 days, with typically 86mm (3.39") of accumulated precipitation. In Santa Gertrudis Sur, during the entire year, the rain falls for 272 days and collects up to 2217mm (87.28") of precipitation.

Daylight

In April, the average length of the day is 12h and 22min.
On the first day of April, sunrise is at 05:33 and sunset at 17:47. On the last day of the month, sunrise is at 05:19 and sunset at 17:48 CST.

Sunshine

In April, the average sunshine is 9.1h.

UV index

January through April, June, July, September, October and December, with an average maximum UV index of 6, are months with the highest UV index in Santa Gertrudis Sur. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: An average maximum UV index of 6 in April leads to these recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
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Frequently asked questions

What are the warmest months in Santa Gertrudis Sur?

March and April bring Santa Gertrudis Sur's average highest temperatures, reaching a high of 29.7°C (85.5°F).

How hot is April in Santa Gertrudis Sur?

Santa Gertrudis Sur in April has an average high-temperature of 29.7°C (85.5°F) and an average low-temperature of 19.2°C (66.6°F). In April, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, is evaluated at 35°C (95°F).

What is the average humidity in April in Santa Gertrudis Sur?

The average relative humidity in April in Santa Gertrudis Sur, Costa Rica, is 73%.

How much does it rain in Santa Gertrudis Sur in April?

In Santa Gertrudis Sur, Costa Rica, in April, it is raining for 20 days, with typically 86mm (3.39") of accumulated precipitation.

How many hours of daylight does Santa Gertrudis Sur have in April?

The average day length in April in Santa Gertrudis Sur is 12h and 22min.

What time are sunrise and sunset in April in Santa Gertrudis Sur?

In April, on the first day of the month, sunrise is at 05:33 and sunset at 17:47. On the last day of the month, sunrise is at 05:19 and sunset at 17:48 CST.

How many hours of sunshine does Santa Gertrudis Sur have in April?

In Santa Gertrudis Sur, the average sunshine duration in April is 9.1h.

What is the month with the highest UV index in Santa Gertrudis Sur?

The months with the highest UV index in Santa Gertrudis Sur, Costa Rica, are January through April, June, July, September, October and December, with an average maximum UV index of 6.

What is the UV index intensity in April in Santa Gertrudis Sur?

In April, the average daily maximum UV index in Santa Gertrudis Sur is 6. A UV Index of 6 to 7 symbolizes a high health 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 April
Santa Gertrudis Sur, Costa Rica

Average temperature in April - Santa Gertrudis Sur, Costa Rica
  • Average high temperature in April: 29.7°C

The warmest months (with the highest average high temperature) are March and April (29.7°C).
The month with the lowest average high temperature is October (25.4°C).

  • Average low temperature in April: 19.2°C

The month with the highest average low temperature is May (19.8°C).
The coldest month (with the lowest average low temperature) is January (16.8°C).

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Average pressure in April
Santa Gertrudis Sur, Costa Rica

Average pressure in April - Santa Gertrudis Sur, Costa Rica
  • Average pressure in April: 1011.3mbar

The month with the highest atmospheric pressure is January (1012.1mbar).
The month with the lowest atmospheric pressure is October (1010.7mbar).

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Average wind speed in April
Santa Gertrudis Sur, Costa Rica

Average wind speed in April - Santa Gertrudis Sur, Costa Rica
  • Average wind speed in April: 6.6km/h

The windiest month (with the highest average wind speed) is February (10.6km/h).
The calmest month (with the lowest average wind speed) is September (3.8km/h).

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Average humidity in April
Santa Gertrudis Sur, Costa Rica

Average humidity in April - Santa Gertrudis Sur, Costa Rica
  • Average humidity in April: 73%

The month with the highest relative humidity is October (89%).
The month with the lowest relative humidity is March (70%).

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Average rainfall in April
Santa Gertrudis Sur, Costa Rica

Average rainfall in April - Santa Gertrudis Sur, Costa Rica
  • Average rainfall in April: 86mm

The wettest month (with the highest rainfall) is October (396mm).
The driest month (with the least rainfall) is February (17mm).

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Average rainfall days in April
Santa Gertrudis Sur, Costa Rica

Average rainfall days in April - Santa Gertrudis Sur, Costa Rica
  • Average rainfall days in April: 20 days

The month with the highest number of rainy days is October (30.2 days).
The month with the least rainy days is February (10.3 days).

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Average daylight in April /
Average sunshine in April
Santa Gertrudis Sur, Costa Rica

Average daylight in April / Average sunshine in April - Santa Gertrudis Sur, Costa Rica
  • Average daylight in April: 12h and 2min

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 30min).

  • Average sunshine in April: 9h and 1min

The month with the most sunshine is March (Average sunshine: 9h and 24min).
The month with the least sunshine is October (Average sunshine: 7h and 0min).

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Average sunshine days in April
Santa Gertrudis Sur, Costa Rica

Average sunshine days in April - Santa Gertrudis Sur, Costa Rica
  • Average sunshine days in April: 8.2 days

The month with the most sunshine days is January (16.7 days).
The month with the least sunshine days is September (0.5 days).

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Average UV index in April
Santa Gertrudis Sur, Costa Rica

Average UV index in April - Santa Gertrudis Sur, Costa Rica
  • Average UV index in April: 6

The months with the highest UV index are January, February, March, April, June, July, September, October and December (UV index 6).
The months with the lowest UV index are May, August and November (UV index 5).

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Average cloud cover in April
Santa Gertrudis Sur, Costa Rica

Average cloud cover in April - Santa Gertrudis Sur, Costa Rica
  • Average cloud cover in April: 30

The month with the most cloud cover is October (Cloud cover 54).
The month with the least cloud cover is February (Cloud cover 19).

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Average visibility in April
Santa Gertrudis Sur, Costa Rica

Average visibility in April - Santa Gertrudis Sur, Costa Rica
  • Average visibility in April: 9km

The months with the highest visibility are February and March (10km).
The months with the lowest visibility are August, September, October and November (7km).

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Santa Gertrudis Sur, Costa Rica

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