Live Weather & Forecast

Weather in Las Marías

Puerto Rico, United States · Real-time conditions & 3-day outlook

Flag of United States
Light rain
24°C
Feels like 27°C
75°F / Feels 80°F
Light rain
Las Marías, Puerto Rico
🌞 Daytime
Updated: 2026-04-15 17:00
💧
Humidity
94%
💨
Wind
3.6 km/h WNW
🌬️
Wind Gust
4.3 km/h
🌡️
Pressure
1012 mb
👁️
Visibility
9.7 km
☀️
UV Index
1.1 (Low)
🌧️
Precipitation
18.5 mm
☁️
Cloud Cover
75%
💦
Dew Point
22.9°C
🌐
Wind Degree
284°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
118.9 μg/m³
NO₂
2.7 μg/m³
O₃
39 μg/m³
SO₂
1.2 μg/m³
PM 2.5
3.8 μg/m³
PM 10
4.6 μg/m³

Weather Alerts 3

Met · Minor · Expected
Flood Advisory issued April 15 at 1:55PM AST until April 15 at 5:00PM AST by NWS San Juan PR

* WHAT...Urban and small stream flooding caused by excessive rainfall is expected. * WHERE...Anasco, Camuy, Hatillo, Isabela, Lares, Moca, Quebradillas and San Sebastian. * WHEN...Until 500 PM AST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Dangerous flows over low-water crossings. * ADDITIONAL DETAILS... - At 154 PM AST, Doppler radar indicated heavy rain due to thunders...

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.

Met · Moderate · Expected
Rip Current Statement issued April 15 at 9:30AM AST until April 15 at 6:00PM AST by NWS San Juan PR

* WHAT...Life-threatening rip current. * WHERE...Northwest to northeast beaches of Puerto Rico, including beaches in Culebra. * WHEN...Through this afternoon. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water, where it becomes difficult to return to safety.

There is a high risk of rip currents. Rip currents are powerful channels of water flowing quickly away from shore, which occur most often at low spots or breaks in the sandbar and in the vicinity of structures such as groins, jetties and piers. Heed the advice of lifeguards, beach patrol flags and...

Met · Minor · Expected
Flood Advisory issued April 15 at 1:01PM AST until April 15 at 3:00PM AST by NWS San Juan PR

* WHAT...Urban and small stream flooding caused by excessive rainfall is expected. * WHERE...Arecibo. * WHEN...Until 300 PM AST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 101 PM AST, Doppler radar indicated heavy rain due to thunderstorms. This will cause urban and small stream flooding. Between 1 and 2 inches of rain have fallen.

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.

Today's Hourly Forecast

24-hour breakdown for Las Marías, Puerto Rico

12 AM
Mist
22°
Mist
💧 94% 💨 7.6 km/h
1 AM
Clear
21°
Clear
💧 94% 💨 6.5 km/h
2 AM
Clear
21°
Clear
💧 93% 💨 6.5 km/h
3 AM
Clear
21°
Clear
💧 92% 💨 6.5 km/h
4 AM
Clear
20°
Clear
💧 92% 💨 7.2 km/h
5 AM
Fog
20°
Fog
💧 98% 💨 5.4 km/h
6 AM
Fog
20°
Fog
💧 98% 💨 5.4 km/h
7 AM
Fog
21°
Fog
💧 98% 💨 5.4 km/h
8 AM
Mist
22°
Mist
💧 96% 💨 4.7 km/h
9 AM
Sunny
25°
Sunny
💧 90% 💨 5.8 km/h
10 AM
Sunny
28°
Sunny
💧 72% 💨 4.7 km/h
11 AM
Sunny
29°
Sunny
💧 62% 💨 3.2 km/h
12 PM
Partly Cloudy
28°
Partly Cloudy
💧 60% 💨 2.9 km/h
1 PM
Cloudy
26°
Cloudy
💧 70% 💨 2.2 km/h
2 PM
Moderate rain at times
26°
Moderate rain at times
💧 88% 💨 2.5 km/h 🌧️ 100%
3 PM
Cloudy
25°
Cloudy
💧 88% 💨 1.8 km/h
4 PM
Cloudy
24°
Cloudy
💧 92% 💨 2.5 km/h
5 PM
Light rain
24°
Light rain
💧 94% 💨 3.6 km/h 🌧️ 100%
6 PM
Mist
24°
Mist
💧 97% 💨 2.9 km/h
7 PM
Fog
23°
Fog
💧 97% 💨 4.7 km/h
8 PM
Moderate or heavy rain shower
23°
Moderate or heavy rain shower
💧 97% 💨 5 km/h 🌧️ 100%
9 PM
Mist
23°
Mist
💧 96% 💨 5.4 km/h
10 PM
Mist
23°
Mist
💧 96% 💨 6.1 km/h
11 PM
Mist
22°
Mist
💧 96% 💨 6.8 km/h

3-Day Forecast

Daily overview for Las Marías, Puerto Rico

Today
Heavy rain
Heavy rain
31° / 19°
🌧️ 78% chance of rain
💧 Avg. humidity: 90%
💨 Max wind: 7.6 km/h
🌧️ Total precip: 24.38 mm
☀️ UV Index: 2.9
🌅 Sunrise: 06:11 AM
🌇 Sunset: 06:45 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Thu, Apr 16
Heavy rain
Heavy rain
29° / 21°
🌧️ 89% chance of rain
💧 Avg. humidity: 86%
💨 Max wind: 7.9 km/h
🌧️ Total precip: 35.65 mm
☀️ UV Index: 2.8
🌅 Sunrise: 06:10 AM
🌇 Sunset: 06:45 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Heavy rain
Heavy rain
29° / 21°
🌧️ 88% chance of rain
💧 Avg. humidity: 85%
💨 Max wind: 12.2 km/h
🌧️ Total precip: 34.14 mm
☀️ UV Index: 2.1
🌅 Sunrise: 06:10 AM
🌇 Sunset: 06:45 PM
🌙 New Moon
🌑 Moon: 0% lit

Best Time to Visit Las Marías

Plan your trip to Las Marías, United States around the most favorable weather conditions.

Peak Season
November – April
Dry season — low humidity, clear skies, comfortable temperatures.
Shoulder Season
May, October
Fewer crowds, moderate prices, mild weather.
Off Season
June – September
Wet/monsoon season; heavier rainfall possible.
← Back to Las Marías 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Las Marías?
Current conditions in Las Marías: Light rain, temperature 24°C, humidity 94%.
What is the best time to visit Las Marías?
The best time to visit Las Marías is typically November – April. Dry season — low humidity, clear skies, comfortable temperatures.
What is the climate like in Las Marías?
Las Marías is located at approximately 18.3° latitude. It has a tropical or subtropical climate with wet and dry seasons.
Does it rain a lot in Las Marías?
The wettest period in Las Marías is typically during June – September. Wet/monsoon season; heavier rainfall possible.
What should I pack for a trip to Las Marías?
For visits to Las Marías during November – April: light clothing and sun protection. For June – September: layers and a waterproof jacket are recommended.
What country is Las Marías in?
Las Marías is located in United States, in the state of Puerto Rico.
What are the public holidays in Las Marías in 2026?
View the 2026 public holidays for Las Marías on our Holidays page.
What are the GPS coordinates used for the weather forecast in Las Marías?
The weather forecast for Las Marías uses coordinates 18.2522, -66.9918.