Live Weather & Forecast
Weather in Arecibo
Puerto Rico, United States · Real-time conditions & 3-day outlook
23°C
Feels like 26°C
74°F / Feels 78°F
Partly cloudy
Arecibo, Puerto Rico
🌙 Nighttime
Updated: 2026-04-16 05:30
Humidity
83%
Wind
9 km/h SE
Wind Gust
16.6 km/h
Pressure
1013 mb
Visibility
16 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
75%
Dew Point
22.6°C
Wind Degree
134°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
112.9 μg/m³
NO₂
1.7 μg/m³
O₃
52 μg/m³
SO₂
2.2 μg/m³
PM 2.5
6.2 μg/m³
PM 10
7.3 μg/m³
Today's Hourly Forecast
24-hour breakdown for Arecibo, Puerto Rico
12 AM
24°
Cloudy
1 AM
24°
Cloudy
2 AM
24°
Cloudy
3 AM
24°
Partly Cloudy
4 AM
24°
Partly Cloudy
5 AM
23°
Partly cloudy
6 AM
24°
Mist
7 AM
24°
Partly Cloudy
8 AM
25°
Light rain shower
9 AM
26°
Partly Cloudy
10 AM
27°
Partly Cloudy
11 AM
28°
Partly Cloudy
12 PM
28°
Partly Cloudy
1 PM
26°
Partly Cloudy
2 PM
27°
Moderate or heavy rain in area with thunder
3 PM
27°
Partly Cloudy
4 PM
26°
Cloudy
5 PM
27°
Heavy rain
6 PM
26°
Partly Cloudy
7 PM
26°
Clear
8 PM
25°
Moderate or heavy rain shower
9 PM
25°
Thundery outbreaks in nearby
10 PM
24°
Cloudy
11 PM
24°
Clear
3-Day Forecast
Daily overview for Arecibo, Puerto Rico
Today
Heavy rain
29°
/
23°
🌧️ 85% chance of rain
💧 Avg. humidity: 86%
💨 Max wind: 20.2 km/h
🌧️ Total precip: 27.31 mm
☀️ UV Index: 2.6
🌅 Sunrise: 06:09 AM
🌇 Sunset: 06:44 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Partly Cloudy
28°
/
22°
🌧️ 0% chance of rain
💧 Avg. humidity: 86%
💨 Max wind: 21.6 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.8
🌅 Sunrise: 06:08 AM
🌇 Sunset: 06:44 PM
🌙 New Moon
🌑 Moon: 0% lit
Sat, Apr 18
Moderate rain
29°
/
22°
🌧️ 84% chance of rain
💧 Avg. humidity: 86%
💨 Max wind: 15.8 km/h
🌧️ Total precip: 9.61 mm
☀️ UV Index: 2.7
🌅 Sunrise: 06:08 AM
🌇 Sunset: 06:45 PM
🌙 Waxing Crescent
🌑 Moon: 1% lit
Best Time to Visit Arecibo
Plan your trip to Arecibo, 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.
Frequently Asked Questions
What is the current weather in Arecibo?
Current conditions in Arecibo: Partly cloudy, temperature 23°C, humidity 83%.
What is the best time to visit Arecibo?
The best time to visit Arecibo is typically November – April. Dry season — low humidity, clear skies, comfortable temperatures.
What is the climate like in Arecibo?
Arecibo is located at approximately 18.5° latitude. It has a tropical or subtropical climate with wet and dry seasons.
Does it rain a lot in Arecibo?
The wettest period in Arecibo is typically during June – September. Wet/monsoon season; heavier rainfall possible.
What should I pack for a trip to Arecibo?
For visits to Arecibo during November – April: light clothing and sun protection. For June – September: layers and a waterproof jacket are recommended.
What country is Arecibo in?
Arecibo is located in United States, in the state of Puerto Rico.
What are the public holidays in Arecibo in 2026?
View the 2026 public holidays for Arecibo on our Holidays page.
What are the GPS coordinates used for the weather forecast in Arecibo?
The weather forecast for Arecibo uses coordinates 18.472, -66.7162.