Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average sea temperature in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
January
Weather in January
Temperature
The shift into January reveals an average high-temperature of a still warm 29.5°C (85.1°F), closely mirroring December's climate. January nights reveal a minor deviation from daytime highs, with a mean low-temperature of 24.5°C (76.1°F).Heat index
For January, the heat index is computed to be a tropical 34°C (93.2°F). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.In the scope of the heat index, its values resonate with shade and light wind conditions. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a single figure representing how weather conditions feel when combining temperature and humidity. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
Humidity
In January, the average relative humidity is 70%.Rainfall
In January, the rain falls for 9.3 days. Throughout January, 22mm (0.87") of precipitation is accumulated. Throughout the year, there are 236.2 rainfall days, and 1501mm (59.09") of precipitation is accumulated.Sea temperature
The months with the coldest seawater are January, February, September through December, with an average sea temperature of 28°C (82.4°F).Note: Surface water temperatures falling between 25°C (77°F) and 29°C (84.2°F) are regarded as prime and extremely agreeable for enduring periods during any water activity.
Daylight
In Herradura, the average length of the day in January is 11h and 38min.On the first day of January, sunrise is at 05:54 and sunset at 17:29. On the last day of the month, sunrise is at 06:00 and sunset at 17:43 CST.
Sunshine
In Herradura, the average sunshine in January is 8.6h.UV index
The months with the highest UV index are January through December, with an average maximum UV index of 7. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for average individuals.Note: The daily high UV index of 7 during January translates into the following recommendations:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Boost your sun resistance with garments that are densely woven yet spacious. Be vigilant! The Sun's UV rays get a boost from sand and water reflections.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is January?
What is the average humidity in January?
How much does it rain in January?
What are the months with the coldest sea water?
How warm is the water in January?
How many hours of daylight does Herradura have in January?
When are sunrise and sunset in January?
How long on average sun shines in January?
When is the highest UV index?
When is the lowest UV index?
What is the UV index intensity in January in Herradura?
Average temperature in January
Herradura, 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
Herradura, 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
Herradura, 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
Herradura, 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
Herradura, 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
Herradura, 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 sea temperature in January
Herradura, Costa Rica
- Average sea temperature in January: 28°C
The best months for swimming (with the highest average sea temperature) are March, April, May, June, July and August (29°C).
The coldest months (with the lowest average sea temperature) are January, February, September, October, November and December (28°C).
Average daylight in January /
Average sunshine in January
Herradura, 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
Herradura, 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
Herradura, 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
Herradura, 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
Herradura, 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).
