January weather forecast
Vara Blanca, Costa Rica

January

Weather in January

January, like December, in Vara Blanca, Costa Rica, is another warm winter month, with an average temperature varying between 29.5°C (85.1°F) and 24.5°C (76.1°F).

Temperature

January begins with an average high-temperature of a still moderately hot 29.5°C (85.1°F), reflecting close similarity to the preceding month. Vara Blanca observes a minimal variance in temperature, with a consistent average low of 24.5°C (76.1°F) during the nights of January.

Heat index

January's heat index is computed to be a tropical 34°C (93.2°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', determines the feeling of heat when you account for the relative humidity. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.

Humidity

In January, the average relative humidity is 70%.

Rainfall

In Vara Blanca, in January, it is raining for 9.3 days, with typically 22mm (0.87") of accumulated precipitation. In Vara Blanca, Costa Rica, during the entire year, the rain falls for 236.2 days and collects up to 1501mm (59.09") of precipitation.

Daylight

In January, the average length of the day is 11h and 38min.
On the first day of January, sunrise is at 05:53 and sunset at 17:28. On the last day of the month, sunrise is at 05:59 and sunset at 17:42 CST.

Sunshine

In January, the average sunshine in Vara Blanca is 8.6h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the average person.
Note: A daily high UV index of 7 in January leads to these guidelines:
Elude overexposure. Fair-skinned people could get burnt in less than 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. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.

Frequently asked questions

How hot does it get in Vara Blanca in January?
In January, in Vara Blanca, the average high-temperature is 29.5°C (85.1°F), and the average low-temperature is 24.5°C (76.1°F). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in January is computed to be 34°C (93.2°F).
What is the average humidity in January in Vara Blanca?
In Vara Blanca, the average relative humidity in January is 70%.
How much does it rain in Vara Blanca in January?
In Vara Blanca, Costa Rica, during January, the rain falls for 9.3 days and regularly aggregates up to 22mm (0.87") of precipitation.
How many hours of daylight does Vara Blanca have in January?
The average day length in January in Vara Blanca, Costa Rica, is 11h and 38min.
When are sunrise and sunset in January in Vara Blanca?
On the first day of January in Vara Blanca, Costa Rica, sunrise is at 05:53 and sunset at 17:28. On the last day of the month, sunrise is at 05:59 and sunset at 17:42 CST.
How long on average sun shines in January in Vara Blanca?
In January, the average sunshine duration in Vara Blanca, Costa Rica, is 8.6h.
What are the months with the highest UV index in Vara Blanca?
The months with the highest UV index in Vara Blanca, Costa Rica, are January through December, with an average maximum UV index of 7.
What is the month with the lowest UV index in Vara Blanca?
January through December, with an average maximum UV index of 7, are months with the lowest UV index in Vara Blanca.
How high is the UV index in January in Vara Blanca?
The average daily maximum UV index in January in Vara Blanca, Costa Rica, is 7. A UV Index reading of 6 to 7 represents a high hazard to health 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 January - Vara Blanca, Costa Rica
Average temperature in January
Vara Blanca, Costa Rica
  • Average high temperature in January: 29.5°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 January: 24.5°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 January - Vara Blanca, Costa Rica
Average pressure in January
Vara Blanca, Costa Rica
  • Average pressure in January: 1011.4mbar

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 January - Vara Blanca, Costa Rica
Average wind speed in January
Vara Blanca, Costa Rica
  • Average wind speed in January: 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 January - Vara Blanca, Costa Rica
Average humidity in January
Vara Blanca, Costa Rica
  • Average humidity in January: 70%

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 January - Vara Blanca, Costa Rica
Average rainfall in January
Vara Blanca, Costa Rica
  • Average rainfall in January: 22mm

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

Average rainfall days in January - Vara Blanca, Costa Rica
Average rainfall days in January
Vara Blanca, Costa Rica
  • Average rainfall days in January: 9.3 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 January / Average sunshine in January - Vara Blanca, Costa Rica
Average daylight in January /
Average sunshine in January
Vara Blanca, Costa Rica
  • Average daylight in January: 11h 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 January: 8h and 4min

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 January - Vara Blanca, Costa Rica
Average sunshine days in January
Vara Blanca, Costa Rica
  • Average sunshine days in January: 17.8 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 January - Vara Blanca, Costa Rica
Average UV index in January
Vara Blanca, Costa Rica
  • Average UV index in January: 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 January - Vara Blanca, Costa Rica
Average cloud cover in January
Vara Blanca, Costa Rica
  • Average cloud cover in January: 17

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 January - Vara Blanca, Costa Rica
Average visibility in January
Vara Blanca, Costa Rica
  • Average visibility in January: 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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