Puerto Rico (San Juan)
Tomorrow
Tomorrow weather in Puerto Rico
Wednesday, 17th September 2025
29°
Heavy rain
Official weather alert: Hydrologic Outlook.The weather tomorrow in Puerto Rico will be colder than today, with max temperatures of 28°.
The rain is expected to get stronger, the expected precipitation are 43 mm.
The wind tomorrow will get lighter comparing to today but still be strong and reach over 22 km/h.
The humidity in Puerto Rico will continue to be high and expected to go over 85%.
29° / 27°
Temp
86%
Rain
22 km/h
Wind
85%
Humidity
Puerto Rico Tomorrow's Weather Forecast
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Puerto Rico Weather Pages
Puerto Rico hourly forecast for tomorrow
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| 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 06:12 | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 18:24 | 19:00 | 20:00 | 21:00 | 22:00 | 23:00 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  | |  |  |  | |  |  |  |  |  | | | | | | | | | |  |  | | | |  | Next |
| temperatures | 27.9° | 27.5° | 27.4° | 27.6° | 27.6° | 27.6° | 27.7° | Sunrise | 27.8° | 27.9° | 27.8° | 27.9° | 28.2° | 27.9° | 27.7° | 27.6° | 27.6° | 27.6° | 27.4° | 27.3° | Sunset | 27.1° | 27.2° | 27.4° | 27.1° | 27.3° | |
| feels like | 33.2° | 32.6° | 32.5° | 32.7° | 32.7° | 32.4° | 32.1° | 32.1° | 32° | 31.8° | 31.9° | 32.7° | 33° | 33.3° | 33° | 32.6° | 32.3° | 31.8° | 31.5° | 31.2° | 31.3° | 31.5° | 30.7° | 31° | |||
| wind speed | 19 km/h | 19 km/h | 18 km/h | 16 km/h | 15 km/h | 13 km/h | 10 km/h | 8 km/h | 7 km/h | 8 km/h | 8 km/h | 11 km/h | 17 km/h | 19 km/h | 21 km/h | 22 km/h | 20 km/h | 18 km/h | 18 km/h | 18 km/h | 16 km/h | 15 km/h | 14 km/h | 12 km/h | |||
| wind degree | 72° | 73° | 83° | 87° | 95° | 100° | 103° | 114° | 116° | 114° | 105° | 84° | 84° | 92° | 96° | 96° | 98° | 104° | 104° | 106° | 110° | 114° | 122° | 118° | |||
| wind direction | ENE | ENE | E | E | E | E | ESE | ESE | ESE | ESE | ESE | E | E | E | E | E | E | ESE | ESE | ESE | ESE | ESE | ESE | ESE | |||
| Precipitation | 0 mm | 0 mm | 6.1 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 3 mm | 0 mm | 0 mm | 5.3 mm | 0 mm | 0 mm | 7.7 mm | 6.4 mm | 5.8 mm | 5.1 mm | 2.6 mm | 1.3 mm | 0 mm | 0 mm | 0 mm | 0.3 mm | |||
| chance for rain | 0% | 0% | 100% | 0% | 0% | 0% | 0% | 0% | 100% | 0% | 0% | 100% | 0% | 0% | 100% | 100% | 100% | 100% | 100% | 100% | 0% | 0% | 0% | 100% | |||
| chance for snow | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| humidity | 87% | 90% | 91% | 89% | 88% | 86% | 84% | 82% | 78% | 78% | 79% | 79% | 81% | 91% | 94% | 88% | 86% | 83% | 84% | 84% | 85% | 83% | 83% | 79% | |||
| dew point | 25.6° | 25.7° | 25.5° | 25.4° | 25.5° | 25.2° | 24.7° | 24.3° | 23.9° | 23.7° | 23.8° | 24° | 24.9° | 26.1° | 26.4° | 25.4° | 24.9° | 24.4° | 24.3° | 24.2° | 24.2° | 24.3° | 24.3° | 22.9° | |||
| visibility | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 9 km | 10 km | 10 km | 10 km | 10 km | 9 km | 5 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 9 km | 9 km | |||
| cloud cover | 47% | 48% | 98% | 94% | 63% | 33% | 32% | 44% | 72% | 96% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 99% | 99% | 63% | 46% | 84% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.2 | 1.3 | 3.7 | 6.8 | 9.6 | 10.8 | 10.3 | 9 | 6.1 | 3 | 1 | 0.1 | 0 | 0 | 0 | 0 | 0 |
Weather in Puerto Rico tomorrow
The temperature tomorrow in Puerto Rico is expected to be typical for this time of year, with a forecast of 29 °C, closely aligning with the historical average for 17th of September.
temperatures
29 °C
rain
43.6 mm
wind
22 km/h
UV
Low
Puerto Rico daylight overview ☀️
Tomorrow in Puerto Rico, The sun rises at 06:12 and sets at 18:24, giving a total daylight duration of 12 hours and 12 minutes.
Regions in Puerto Rico
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What to wear tomorrow in Puerto Rico? clothing recommendations
Stay comfortably stylish - your tailored guide for tomorrow's Puerto Rico forecast.
Short-sleeve shirt
Shorts
Lightweight pants
Sunglasses
Wide brimmed hat
Sunscreen
Umbrella
The weather tomorrow in Puerto Rico - FAQ
What is the maximum temperature for tomorrow in Puerto Rico?
The maximum temperature for tomorrow in Puerto Rico is expected to be 29° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain tomorrow in Puerto Rico? 🌧️
Yes, there is a 86% chance of rain in Puerto Rico tomorrow. We recommend carrying an umbrella or rain gear to stay dry.
What will be the wind speed tomorrow in Puerto Rico? 🌀
The wind in Puerto Rico is expected to blow at 22 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in Puerto Rico tomorrow?
Given the forecast of 29 °C with a 86% chance of rain, we advise checking our "What to wear tomorrow" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in Puerto Rico tomorrow.
What is the sunrise and sunset time for Puerto Rico tomorrow?
The sun is expected to rise at 06:12 and set at 18:24 in Puerto Rico.
How accurate is the weather forecast Puerto Rico tomorrow? ✅
Puerto Rico weather forecast for tomorrow is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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