January weather forecast
Parrita, Costa Rica

January

Weather in January

January, the same as December, is a moderately hot winter month in Parrita, Costa Rica, with an average temperature fluctuating between 20.5°C (68.9°F) and 28.1°C (82.6°F).

Temperature

As December transitions into January, Parrita records an average high-temperature of a still moderately hot 28.1°C (82.6°F), showing a gentle shift from the preceding month. During January, Parrita sees a mean low-temperature of 20.5°C (68.9°F).

Heat index

For most parts of January, the heat index is evaluated at a tropical 31°C (87.8°F). Continuous exposure and activity could induce a sense of tiredness and subsequently, heat cramps.
Know that the heat index computations account for shaded terrains and slight winds. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', blends air temperature and moisture content to represent the felt temperature to humans. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.

Humidity

The average relative humidity in January is 70%.

Rainfall

In Parrita, during January, the rain falls for 12.8 days and regularly aggregates up to 27mm (1.06") of precipitation. Throughout the year, there are 290 rainfall days, and 2270mm (89.37") of precipitation is accumulated.

Daylight

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

Sunshine

In Parrita, Costa Rica, the average sunshine in January is 9.7h.

UV index

January through December, with an average maximum UV index of 6, are months with the highest UV index in Parrita. The months with the lowest UV index are January through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In January, a regular UV index of 6 translates into these guidelines:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.

Frequently asked questions

How hot does it get in January?
In Parrita, in January, the average high-temperature is 28.1°C (82.6°F), and the average low-temperature is 20.5°C (68.9°F). In January, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 31°C (87.8°F).
What is the average humidity in January?
In Parrita, the average relative humidity in January is 70%.
How much does it rain in January?
In Parrita, during January, the rain falls for 12.8 days and regularly aggregates up to 27mm (1.06") of precipitation.
What is the average length of the day in January?
In January, the average day length is 11h and 38min.
What time are sunrise and sunset in January?
In January, on the first day of the month, 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 January, the average sunshine duration is 9.7h.
When is the highest UV index?
The months with the highest UV index are January through December, with an average maximum UV index of 6.
What are the months with the lowest UV index?
The months with the lowest UV index are January through December, with an average maximum UV index of 6.
What is the UV index reading in January in Parrita?
The average daily maximum UV index in January is 6. A UV Index 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 January
Parrita, Costa Rica
  • Average high temperature in January: 28.1°C

The warmest month (with the highest average high temperature) is March (29.3°C).
The month with the lowest average high temperature is October (25.3°C).

  • Average low temperature in January: 20.5°C

The month with the highest average low temperature is April (21.9°C).
The coldest months (with the lowest average low temperature) are January, February and December (20.5°C).

Average pressure in January
Parrita, Costa Rica
  • Average pressure in January: 1011.8mbar

The month with the highest atmospheric pressure is January (1011.8mbar).
The months with the lowest atmospheric pressure are October and November (1010.9mbar).

Average wind speed in January
Parrita, Costa Rica
  • Average wind speed in January: 7.2km/h

The windiest months (with the highest average wind speed) are February and March (7.6km/h).
The calmest month (with the lowest average wind speed) is June (5.2km/h).

Average humidity in January
Parrita, Costa Rica
  • Average humidity in January: 70%

The months with the highest relative humidity are September and October (86%).
The months with the lowest relative humidity are February and March (68%).

Average rainfall in January
Parrita, Costa Rica
  • Average rainfall in January: 27mm

The wettest month (with the highest rainfall) is October (440mm).
The driest month (with the least rainfall) is February (18mm).

Average rainfall days in January
Parrita, Costa Rica
  • Average rainfall days in January: 12.8 days

The month with the highest number of rainy days is October (30.5 days).
The month with the least rainy days is February (9.7 days).

Average daylight in January /
Average sunshine in January
Parrita, 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: 9h and 4min

The month with the most sunshine is February (Average sunshine: 9h and 48min).
The month with the least sunshine is October (Average sunshine: 7h and 30min).

Average sunshine days in January
Parrita, Costa Rica
  • Average sunshine days in January: 13 days

The month with the most sunshine days is February (13.7 days).
The month with the least sunshine days is September (0.2 days).

Average UV index in January
Parrita, Costa Rica
  • Average UV index in January: 6

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

Average cloud cover in January
Parrita, Costa Rica
  • Average cloud cover in January: 18

The month with the most cloud cover is October (Cloud cover 49).
The month with the least cloud cover is February (Cloud cover 15).

Average visibility in January
Parrita, Costa Rica
  • Average visibility in January: 10km

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

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