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San Juan weather in January 2022
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- 2727°C max day temperature
- 2020 days with some rainfall
- 2020°C min night temperature
- 1111 hours of daylight per day
- MModerate heat & humidity
- 116116 mm of monthly rainfall
- 88 (Very High) UV index
- 2626°C sea temperature
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The January weather guide for San Juan, Puerto Rico shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
How hot is it in San Juan in January?
Daytime temperatures usually reach 27°C in San Juan in January with moderate heat and humidity, falling to 20°C at night.
How sunny is it in San Juan in January?
There are normally 8 hours of bright sunshine each day in San Juan in January - that's 69% of daylight hours.
How warm is the sea around San Juan in January?
The average sea temperature around San Juan in January is 26°C.
Does it rain in San Juan in January?
There are usually 20 days with some rain in San Juan in January and the average monthly rainfall is 116mm.
Metric (°C / mm) | Imperial (°F / inches)
San Juan sunrise & sunset times for January 2022
Browse the sunrise and sunset times for San Juan in January 2022. Select a month to view San Juan sunrise & sunset times for the next 12 months.
|Date||Sunrise times||Sunset times|
|Saturday, 1st January 2022||06:57||18:00|
|Sunday, 16th January 2022||07:00||18:09|
|Monday, 31st January 2022||06:58||18:18|
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