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
Weather in January
Temperature
January's average high-temperature stands at a still warm 79.5°F (26.4°C), showing little deviation from December's 80.6°F (27°C). Nighttime temperature in Punta Santiago sees a small decrement from daytime highs, dipping to an average of 74.3°F (23.5°C) during January.Humidity
In January, the average relative humidity in Punta Santiago is 78%.Rainfall
In Punta Santiago, during January, the rain falls for 20.2 days and regularly aggregates up to 2.01" (51mm) of precipitation. Throughout the year, in Punta Santiago, there are 268.8 rainfall days, and 38.58" (980mm) of precipitation is accumulated.Ocean temperature
In Punta Santiago, in January, the average water temperature is 79.5°F (26.4°C).Note: For activities such as swimming and diving, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as particularly pleasant and satisfying for prolonged periods without feeling uneasy.
Daylight
In Punta Santiago, the average length of the day in January is 11h and 11min.On the first day of the month, sunrise is at 6:54 am and sunset at 5:58 pm. On the last day of January, sunrise is at 6:56 am and sunset at 6:16 pm AST.
Sunshine
The average sunshine in January is 8.5h.UV index
January through March, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for average individuals.Note: An average UV index of 6 in January transforms into this advice:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Heads up! UV intensity is amplified by reflections from water and sand.
Frequently asked questions
What are the temperatures in Punta Santiago in January?
What is the average humidity in January in Punta Santiago?
How many days does it rain in January in Punta Santiago?
How warm is the water in January in Punta Santiago?
What is the average length of the day in January in Punta Santiago?
When is the sunrise / sunset in January in Punta Santiago?
How long on average sun shines in January in Punta Santiago?
What is the month with the lowest UV index in Punta Santiago?
What is the UV index intensity in January in Punta Santiago?
Average temperature in January
Punta Santiago, PR
- Average high temperature in January: 79.5°F
The warmest month (with the highest average high temperature) is August (84.7°F).
The month with the lowest average high temperature is February (79.3°F).
- Average low temperature in January: 74.3°F
The months with the highest average low temperature are September and October (78.6°F).
The coldest month (with the lowest average low temperature) is March (73.6°F).
Average pressure in January
Punta Santiago, PR
- Average pressure in January: 30.02"Hg
The month with the highest atmospheric pressure is January (30.02"Hg).
The month with the lowest atmospheric pressure is October (29.9"Hg).
Average wind speed in January
Punta Santiago, PR
- Average wind speed in January: 9.5mph
The windiest month (with the highest average wind speed) is July (10.2mph).
The calmest month (with the lowest average wind speed) is October (7.1mph).
Average humidity in January
Punta Santiago, PR
- Average humidity in January: 78%
The months with the highest relative humidity are May, July, August and November (80%).
The months with the lowest relative humidity are February and March (77%).
Average rainfall in January
Punta Santiago, PR
- Average rainfall in January: 2.01"
The wettest month (with the highest rainfall) is August (4.76").
The driest month (with the least rainfall) is February (1.77").
Average rainfall days in January
Punta Santiago, PR
- Average rainfall days in January: 20.2 days
The month with the highest number of rainy days is May (26.3 days).
The month with the least rainy days is February (17.1 days).
Average sea temperature in January
Punta Santiago, PR
- Average sea temperature in January: 79.6°F
The best month for swimming (with the highest average sea temperature) is September (85°F).
The coldest month (with the lowest average sea temperature) is February (78.7°F).
Average daylight in January /
Average sunshine in January
Punta Santiago, PR
- Average daylight in January: 11h and 1min
The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).
- Average sunshine in January: 8h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).
Average sunshine days in January
Punta Santiago, PR
- Average sunshine days in January: 6.8 days
The month with the most sunshine days is January (6.8 days).
The month with the least sunshine days is August (1.1 days).
Average UV index in January
Punta Santiago, PR
- Average UV index in January: 6
The months with the highest UV index are April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February and March (UV index 6).
Average cloud cover in January
Punta Santiago, PR
- Average cloud cover in January: 37
The months with the most cloud cover are May and July (Cloud cover 41).
The months with the least cloud cover are February and September (Cloud cover 33).
Average visibility in January
Punta Santiago, PR
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Punta Santiago, Puerto Rico, USA
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