This year's long-range forecast for Harlingen reveals higher temperatures, peaking at 29°, indicative of a warming trend against the historical average.
Select a month and click on a day for more information:
Thursday
Jan 1
19° / 9°
Friday
Jan 2
22° / 15°
Saturday
Jan 3
21° / 14°
Sunday
Jan 4
23° / 15°
Monday
Jan 5
25° / 17°
Tuesday
Jan 6
22° / 15°
Wednesday
Jan 7
21° / 15°
Thursday
Jan 8
23° / 16°
Friday
Jan 9
21° / 15°
Saturday
Jan 10
21° / 14°
Sunday
Jan 11
20° / 13°
Monday
Jan 12
19° / 12°
Tuesday
Jan 13
20° / 11°
Wednesday
Jan 14
23° / 14°
Thursday
Jan 15
21° / 14°
Friday
Jan 16
19° / 10°
Saturday
Jan 17
23° / 13°
Sunday
Jan 18
25° / 16°
Monday
Jan 19
21° / 14°
Tuesday
Jan 20
17° / 12°
Wednesday
Jan 21
16° / 11°
Thursday
Jan 22
19° / 11°
Friday
Jan 23
21° / 15°
Saturday
Jan 24
22° / 16°
Sunday
Jan 25
23° / 15°
Monday
Jan 26
23° / 16°
Tuesday
Jan 27
21° / 16°
Wednesday
Jan 28
20° / 14°
Thursday
Jan 29
22° / 14°
Friday
Jan 30
22° / 15°
Saturday
Jan 31
22° / 16°
Harlingen 30 days weather forecast
Check out our estimated 30 days weather forecast for Harlingen, this data is based on the average weather in Harlingen in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Harlingen next to the desired date.