As of 02:03 CDT

Harlingen, TX weather in August

81°

Harlingen, Sunday, 9 August, 02:03

Partly cloudy. Feels like 87°. High 95°, low 78°.

Pressure29.97 inHg

Wind7 mph SE

Humidity86%

Visibility6.2 mi

Dew point76°

See detailed hourly forecast

In August, Harlingen, TX averages a high of 93.5° and a low of 78.3°. About 2.4 inches of precipitation fall over the month (10 wet days). The record high is 104.5° (2023) and the record low 68.2° (1967). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	94.6°	78.3°	20%	100.4° (2023)	73.8° (1994)
2	94.5°	78.4°	22%	100° (2025)	73.8° (1994)
3	94.1°	78.3°	33%	102.7° (2023)	73.4° (1994)
4	94.1°	78.4°	27%	102° (2023)	74.3° (1973)
5	93.9°	78.3°	27%	102.6° (2023)	74.3° (2001)
6	94.1°	78.4°	27%	102.2° (2023)	73.4° (1972)
7	94.5°	78.4°	30%	102.2° (2023)	73.8° (1971)
8	94.1°	78.8°	32%	102.6° (2003)	73.6° (1971)
9	93.9°	78.8°	23%	102.2° (1988)	74.1° (1971)
10	94.1°	78.6°	30%	102.9° (1988)	73° (1975)
11	94.5°	78.6°	25%	101.7° (2023)	73.8° (1975)
12	94.5°	78.8°	25%	101.7° (2019)	73.8° (1965)
13	94.3°	78.6°	22%	101.8° (2023)	68.7° (1967)
14	93.6°	78.4°	30%	100.4° (2023)	68.2° (1967)
15	93.7°	78.4°	35%	101.3° (2019)	70.3° (1967)
16	93.9°	78.6°	30%	103.1° (2019)	72.7° (2004)
17	94.1°	78.6°	27%	104.5° (2023)	73.8° (1971)
18	94.3°	78.6°	23%	99.9° (2023)	70.3° (1992)
19	94.1°	78.8°	20%	100.9° (1986)	73.6° (2013)
20	93.6°	78.4°	33%	99.9° (1986)	73.9° (1992)
21	93.2°	78.4°	38%	100.2° (2024)	70.3° (1961)
22	93°	78.1°	37%	100.9° (2024)	71.4° (1961)
23	93.2°	77.9°	35%	100.2° (1970)	70.9° (1973)
24	92.8°	78.1°	47%	100.6° (2018)	73° (1973)
25	92.3°	78.1°	43%	99.3° (2002)	74.1° (1967)
26	92.3°	77.7°	43%	100.6° (2002)	73.4° (1961)
27	92.7°	77.5°	33%	100.2° (2002)	70.3° (1961)
28	91.9°	77.4°	40%	100.9° (2023)	71.6° (1970)
29	92.1°	77.4°	48%	102.2° (2012)	71.1° (2015)
30	92.3°	77.5°	47%	101.3° (2012)	73° (1967)
31	91.6°	77.4°	53%	100.2° (2005)	70.3° (1967)