April weather forecast
Vara Blanca, Costa Rica

April

Weather in April

April, like March, is a hot spring month in Vara Blanca, Costa Rica, with an average temperature fluctuating between 26.2°C (79.2°F) and 30.4°C (86.7°F).

Temperature

In Vara Blanca, the month of April is known for its highest average temperatures, reaching a high of 30.4°C (86.7°F) and a low of 26.2°C (79.2°F).

Heat index

Throughout April, the heat index is computed to be a very hot 36°C (96.8°F). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
Heat index data is primarily for areas with shade and subjected to light winds. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is the result of factoring in humidity to the air temperature, indicating perceived warmth. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
Perspiration and the resultant sweat evaporation are the body's natural thermostat, helping regulate temperature. With high air temperature and humidity (high heat index) conditions, sweat production is restricted, leading to an amplified perception of heat. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.

Humidity

In April, the average relative humidity in Vara Blanca is 71%.

Rainfall

In April, the rain falls for 20.3 days. Throughout April, 68mm (2.68") of precipitation is accumulated. Throughout the year, in Vara Blanca, there are 236.2 rainfall days, and 1501mm (59.09") of precipitation is accumulated.

Daylight

In Vara Blanca, the average length of the day in April is 12h and 21min.
On the first day of April, sunrise is at 05:34 and sunset at 17:48. On the last day of the month, sunrise is at 05:20 and sunset at 17:48 CST.

Sunshine

In April, the average sunshine is 9.4h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index in Vara Blanca. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: In April, the maximum UV index of 7 translates into these guidelines:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Boost your sun resistance with garments that are densely woven yet spacious.

Frequently asked questions

What time of the year is the hottest in Vara Blanca?
Temperature records in Vara Blanca mark April as the warmest month, with highs averaging 30.4°C (86.7°F) and lows at 26.2°C (79.2°F).
Is it hot in Vara Blanca during April?
The high-temperature in Vara Blanca, Costa Rica, during April is 30.4°C (86.7°F) and the low-temperature is 26.2°C (79.2°F). In April, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, is computed to be 36°C (96.8°F).
What is the average humidity in April in Vara Blanca?
The average relative humidity in April in Vara Blanca, Costa Rica, is 71%.
How much does it rain in Vara Blanca in April?
In Vara Blanca, Costa Rica, in April, during 20.3 rainfall days, 68mm (2.68") of precipitation is typically accumulated.
How many hours of daylight does Vara Blanca have in April?
The average day length in April is 12h and 21min.
What time are sunrise and sunset in April in Vara Blanca?
In April, on the first day of the month, sunrise is at 05:34 and sunset at 17:48. On the last day of the month, sunrise is at 05:20 and sunset at 17:48 CST.
How long on average sun shines in April in Vara Blanca?
In Vara Blanca, Costa Rica, the average sunshine duration in April is 9.4h.
What is the month with the highest UV index in Vara Blanca?
The months with the highest UV index are January through December, with an average maximum UV index of 7.
What is the month with the lowest UV index in Vara Blanca?
The months with the lowest UV index in Vara Blanca are January through December, with an average maximum UV index of 7.
What is the UV index reading in April in Vara Blanca?
The average daily maximum UV index in April in Vara Blanca is 7. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in April - Vara Blanca, Costa Rica
Average temperature in April
Vara Blanca, Costa Rica
  • Average high temperature in April: 30.4°C

The warmest month (with the highest average high temperature) is April (30.4°C).
The month with the lowest average high temperature is October (28.1°C).

  • Average low temperature in April: 26.2°C

The months with the highest average low temperature are April and May (26.2°C).
The coldest month (with the lowest average low temperature) is January (24.5°C).

Average pressure in April - Vara Blanca, Costa Rica
Average pressure in April
Vara Blanca, Costa Rica
  • Average pressure in April: 1010.8mbar

The month with the highest atmospheric pressure is January (1011.4mbar).
The month with the lowest atmospheric pressure is November (1010.6mbar).

Average wind speed in April - Vara Blanca, Costa Rica
Average wind speed in April
Vara Blanca, Costa Rica
  • Average wind speed in April: 9km/h

The windiest month (with the highest average wind speed) is March (9.7km/h).
The calmest month (with the lowest average wind speed) is June (7.6km/h).

Average humidity in April - Vara Blanca, Costa Rica
Average humidity in April
Vara Blanca, Costa Rica
  • Average humidity in April: 71%

The months with the highest relative humidity are June and October (80%).
The months with the lowest relative humidity are February and March (68%).

Average rainfall in April - Vara Blanca, Costa Rica
Average rainfall in April
Vara Blanca, Costa Rica
  • Average rainfall in April: 68mm

The wettest month (with the highest rainfall) is October (383mm).
The driest month (with the least rainfall) is February (11mm).

Average rainfall days in April - Vara Blanca, Costa Rica
Average rainfall days in April
Vara Blanca, Costa Rica
  • Average rainfall days in April: 20.3 days

The month with the highest number of rainy days is October (26.1 days).
The month with the least rainy days is February (7.8 days).

Average daylight in April / Average sunshine in April - Vara Blanca, Costa Rica
Average daylight in April /
Average sunshine in April
Vara Blanca, 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 36min).

  • Average sunshine in April: 9h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is October (Average sunshine: 8h and 6min).

Average sunshine days in April - Vara Blanca, Costa Rica
Average sunshine days in April
Vara Blanca, Costa Rica
  • Average sunshine days in April: 7.9 days

The month with the most sunshine days is March (18.6 days).
The month with the least sunshine days is May (4.3 days).

Average UV index in April - Vara Blanca, Costa Rica
Average UV index in April
Vara Blanca, Costa Rica
  • Average UV index in April: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).

Average cloud cover in April - Vara Blanca, Costa Rica
Average cloud cover in April
Vara Blanca, Costa Rica
  • Average cloud cover in April: 26

The month with the most cloud cover is October (Cloud cover 44).
The month with the least cloud cover is February (Cloud cover 13).

Average visibility in April - Vara Blanca, Costa Rica
Average visibility in April
Vara Blanca, Costa Rica
  • Average visibility in April: 10km

The months with the highest visibility are January, February, March, April, June, July, August, September, November and December (10km).
The months with the lowest visibility are May and October (9km).

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