Monthly Historical AveragesHarlingen, TX
Average Temperature
High
34°
Feels 38
Low
24°
Feels 26
Average Precipitation
7 Days
81.2mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastMonday, June 22, 2026
Day
34°Feels 42
Wind
31 km/h S
Gust
46 km/h
Humidity
56%
P.O.P
10%
Night
25°Feels 26
Wind
27 km/h SE
Gust
40 km/h
Humidity
91%
P.O.P
20%
Historical AveragesJun 22
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity