As of 20:10 AST

Río Grande, PR weather in August

84°

Río Grande, Saturday, 8 August, 20:10

Clear. Feels like 92°. High 91°, low 78°.

Pressure30.00 inHg

Wind9.6 mph E

Humidity73%

Visibility6.2 mi

Dew point75°

See detailed hourly forecast

In August, Río Grande, PR averages a high of 85.9° and a low of 76.8°. About 5.1 inches of precipitation fall over the month (25 wet days). The record high is 92.3° (1995) and the record low 73.2° (1972). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	86°	76.6°	83%	90.1° (2023)	73.8° (1984)
2	85.8°	76.5°	75%	90.3° (2002)	73.8° (1974)
3	85.8°	76.6°	67%	89.1° (1998)	73.6° (1976)
4	85.8°	76.8°	85%	88.7° (2005)	73.8° (1986)
5	85.8°	76.8°	75%	89.8° (1998)	73.6° (1974)
6	85.8°	77°	73%	88.3° (1995)	73.8° (1973)
7	85.6°	76.6°	78%	88.7° (2016)	74.3° (2022)
8	86°	77°	75%	88.9° (2023)	74.5° (1965)
9	86°	77°	80%	88.7° (2002)	73.8° (2025)
10	85.8°	76.8°	82%	88.5° (1987)	73.8° (2024)
11	86.2°	76.8°	70%	88.9° (1995)	74.5° (1967)
12	86.2°	77.4°	70%	89.8° (1995)	75.2° (1965)
13	86°	77°	80%	90.7° (1995)	74.1° (1986)
14	85.8°	76.6°	83%	92.3° (1995)	73.2° (1972)
15	85.6°	76.6°	88%	90.5° (2024)	74.3° (1971)
16	85.6°	76.6°	85%	89.6° (2024)	74.1° (1978)
17	85.5°	76.6°	78%	87.4° (2015)	74.3° (2022)
18	86°	76.5°	80%	90° (2024)	74.7° (1965)
19	86°	77°	78%	90.1° (2025)	74.8° (1972)
20	86.2°	77°	82%	90.3° (2025)	74.5° (1969)
21	86.2°	76.8°	82%	88.7° (2009)	73.2° (2022)
22	85.5°	76.6°	80%	88.7° (2004)	73.8° (1976)
23	86°	77°	83%	90.3° (2023)	73.2° (1976)
24	85.8°	76.8°	77%	91.9° (2023)	73.8° (1971)
25	86.2°	76.8°	78%	89.6° (1976)	73.6° (1972)
26	86.2°	77°	78%	89.1° (2015)	74.3° (1972)
27	86.2°	77°	80%	90.1° (2023)	74.3° (1961)
28	86°	76.8°	93%	91.4° (2023)	74.3° (1983)
29	86.4°	76.8°	75%	90.3° (2023)	74.7° (2018)
30	86.2°	77°	75%	90.7° (1995)	73.9° (1985)
31	86.2°	76.8°	83%	89.2° (2023)	73.6° (2021)