March weather forecast
Alfaro, Costa Rica

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Weather in March

March, the first month of the spring in Alfaro, is still a warm month, with an average temperature varying between 17.9°C (64.2°F) and 29.7°C (85.5°F).

Temperature

March and April, with an average high-temperature of 29.7°C (85.5°F), are marked as the warmest months.

Heat index

Throughout March, the heat index is calculated to be a hot 34°C (93.2°F). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.
The metrics for the heat index are tailored for both shady environments and light winds. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', blends air temperature and moisture content to represent the felt temperature to humans. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. 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 particularly relevant to babies and toddlers. Younglings are generally more in peril than adults due to their reduced perspiration. Coupled with a larger skin surface relative to their tiny bodies and greater heat production because of their activity, they become more at risk.

Humidity

The least humid month in Alfaro, Costa Rica, is March, with an average relative humidity of 70%.

Rainfall

In Alfaro, in March, it is raining for 14.5 days, with typically 21mm (0.83") of accumulated precipitation. In Alfaro, 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 Alfaro is 12h and 5min.
On the first day of March, sunrise is at 05:51 and sunset at 17:48. On the last day of the month, sunrise is at 05:35 and sunset at 17:48 CST.

Sunshine

The month with the most sunshine in Alfaro is March, with an average of 9.4h of sunshine.

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. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.
Note: In March, the maximum UV index of 6 transforms into these recommendations:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
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Frequently asked questions

What month is the hottest in Alfaro?

March and April are characterised by peak temperatures, with an average high of 29.7°C (85.5°F).

How hot is March in Alfaro?

Alfaro in March has an average high-temperature of 29.7°C (85.5°F) and an average low-temperature of 17.9°C (64.2°F). In March, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is calculated to be 34°C (93.2°F).

What is the least humid month in Alfaro?

The least humid month in Alfaro, Costa Rica, is March, with an average relative humidity of 70%.

What is the average humidity in March in Alfaro?

In Alfaro, the average relative humidity in March is 70%.

How many days does it rain in March in Alfaro?

In Alfaro, Costa Rica, during March, the rain falls for 14.5 days and regularly aggregates up to 21mm (0.83") of precipitation.

What is the average length of the day in March in Alfaro?

In March, the average day length in Alfaro is 12h and 5min.

When is the sunrise / sunset in March in Alfaro?

In March, on the first day of the month, sunrise is at 05:51 and sunset at 17:48. On the last day of the month, in Alfaro, sunrise is at 05:35 and sunset at 17:48 CST.

What month has the most sunshine in Alfaro?

With an average of 9.4h of sunshine, March has the most sunshine of the year in Alfaro.

How long on average sun shines in March in Alfaro?

The average sunshine duration in March in Alfaro is 9.4h.

What are the months with the highest UV index in Alfaro?

The months with the highest UV index in Alfaro, 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 March in Alfaro?

In March, the average daily maximum UV index in Alfaro, Costa Rica, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in March
Alfaro, Costa Rica

Average temperature in March - Alfaro, Costa Rica
  • Average high temperature in March: 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 March: 17.9°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 March
Alfaro, Costa Rica

Average pressure in March - Alfaro, Costa Rica
  • Average pressure in March: 1011.9mbar

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 March
Alfaro, Costa Rica

Average wind speed in March - Alfaro, Costa Rica
  • Average wind speed in March: 9.5km/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 March
Alfaro, Costa Rica

Average humidity in March - Alfaro, Costa Rica
  • Average humidity in March: 70%

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 March
Alfaro, Costa Rica

Average rainfall in March - Alfaro, Costa Rica
  • Average rainfall in March: 21mm

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 March
Alfaro, Costa Rica

Average rainfall days in March - Alfaro, Costa Rica
  • Average rainfall days in March: 14.5 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 March /
Average sunshine in March
Alfaro, Costa Rica

Average daylight in March / Average sunshine in March - Alfaro, Costa Rica
  • Average daylight in March: 12h and 1min

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 March: 9h and 2min

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 March
Alfaro, Costa Rica

Average sunshine days in March - Alfaro, Costa Rica
  • Average sunshine days in March: 14.6 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 March
Alfaro, Costa Rica

Average UV index in March - Alfaro, Costa Rica
  • Average UV index in March: 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 March
Alfaro, Costa Rica

Average cloud cover in March - Alfaro, Costa Rica
  • Average cloud cover in March: 23

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 March
Alfaro, Costa Rica

Average visibility in March - Alfaro, Costa Rica
  • Average visibility in March: 10km

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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Alfaro, Costa Rica

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