Rincón, Puerto Rico — Weather in August 2026

Climate Overview

Rincón, Puerto Rico in August has hot conditions, with highs reaching 30.6°C (87°F) and afternoons the warmest part of the day. Rain falls on about 15 days this month, totalling around 75 mm. Sea temperature reaches 30°C (86°F).

This month falls at the end of Summer. The combination of heat and frequent rain creates tropical monsoon conditions.

Temperatures remain fairly steady throughout August, with daily highs around 31°C (88°F).

August sees fairly even rainfall, totalling about 75 mm across the month.

Expect around 11.5h of sunshine at the start of August, decreasing to 11.0h by the end.

The warmest days tend to fall around the 5th, averaging 30.7°C (87°F).

Monthly August Averages

Temperature

31°C / 26°C

Feels Like

37°C / 30°C

Rain

15 days · 75 mm

Sunshine

11.1h / day

Humidity

78% — Muggy

Wind

19 km/h

Wind Direction

E (81°)

Gusts

28 km/h

Daylight

12.7 h

Cloud Cover

51%

Clear Sky Days

3.7

UV Index

8.4 — Very High

Sea Temperature

30°C

Dew Point

24°C — Oppressive

Moon Phase

Waxing Crescent · 3%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

HighLow

Daily Precipitation

Rainfall

Daily Sunshine

Sunshine

Daily Wind Speed

Wind Speed

Sun Position

Sunrise 06:12

Daylight 12.8h

Sunset 18:58

What to Expect

Keep afternoons flexible as tropical showers are common — they typically clear within an hour.

Rain most often builds later in the day, so mornings are typically the driest window and afternoon showers are more likely.

Recent yearly records for August have stayed close to the long-run average.

Compare Months

Month	Temp	Feels Like	Rain	Sun	Humidity	UV	Status	Details
January best	28°C / 24°C	31°C / 25°C	4days (16 mm) Good	10.3h Excellent	74% Muggy	6.5 High	Excellent	View Details
February best	28°C / 23°C	31°C / 25°C	6days (21 mm) Good	10.6h Excellent	74% Muggy	7.3 Very High	Excellent	View Details
March best	28°C / 24°C	32°C / 25°C	9days (29 mm) Wet	11h Excellent	74% Muggy	8.2 Very High	Excellent	View Details
April	29°C / 24°C	33°C / 26°C	12days (42 mm) Wet	11.3h Excellent	75% Muggy	8.5 Very High	Fair	View Details
May	30°C / 25°C	35°C / 28°C	13days (57 mm) Wet	11.6h Excellent	77% Humid	8.3 Very High	Fair	View Details
June	30°C / 26°C	36°C / 29°C	12days (43 mm) Wet	12h Excellent	76% Humid	8.4 Very High	Poor	View Details
July	31°C / 26°C	37°C / 30°C	15days (58 mm) Wet	11.8h Excellent	77% Humid	8.3 Very High	Poor	View Details
August	31°C / 26°C	37°C / 30°C	15days (75 mm) Wet	11.1h Excellent	78% Humid	8.4 Very High	Poor	View Details
September	30°C / 27°C	36°C / 30°C	17days (123 mm) Wet	10.5h Excellent	79% Humid	8.3 Very High	Poor	View Details
October	30°C / 26°C	35°C / 30°C	15days (73 mm) Wet	10h Excellent	79% Humid	7.4 Very High	Poor	View Details
November	29°C / 25°C	33°C / 28°C	12days (73 mm) Wet	9.8h Good	79% Humid	6.6 High	Fair	View Details
December best	28°C / 24°C	32°C / 26°C	4days (16 mm) Good	10.2h Excellent	76% Humid	6.1 High	Excellent	View Details

What to Wear

Light, breathable fabrics like cotton and linen are essential. Opt for loose-fitting clothing in light colors to stay cool.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

UmbrellaWaterproof jacketWaterproof shoesBreathable clothingSunscreen (SPF 30+)Sun hatSunglasses

Frequently Asked Questions

Expand all

Is August a good time to visit Rincón?

August is typically poor for visiting Rincón, with average highs of 31°C (87°F) and around 15 rainy days. Rincón, Puerto Rico in August has hot conditions, with highs reaching 30.6°C (87°F) and afternoons the warmest part of t

Does it rain a lot in Rincón in August?

Rincón typically sees around 15 rainy days in August with 75 mm (3 in) of total rainfall. Pack a waterproof jacket.

Does it get cold at night in Rincón in August?

Nights stay pleasantly warm in Rincón during August, around 26°C (80°F). Light evening wear is sufficient.

What should I pack for Rincón in August?

With highs of 31°C (87°F) and lows of 26°C (80°F) in August, we recommend: Umbrella, Waterproof jacket, Waterproof shoes, Breathable clothing, Sunscreen (SPF 30+). Comfortable walking shoes are essential.

Is August among the best months weather-wise in Rincón?

August is not the most favourable month weather-wise in Rincón. Consider visiting during months with milder temperatures or less rainfall for a better experience.

What is the UV index in Rincón in August?

The average UV index in Rincón during August is 8 (very high). Strong sun protection is essential — SPF 50+, protective clothing, and avoid prolonged outdoor exposure during peak hours.

How many hours of daylight are there in Rincón in August?

Rincón gets approximately 13 hours of daylight per day in August, with around 11 hours of sunshine.

Does it snow in Rincón in August?

Snow is uncommon in Rincón during August based on 10-year climate averages.

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