Average data for 10 years
1 May
Wednesday
+29°
+22°
2 May
Thursday
+28°
+22°
3 May
Friday
+28°
+22°
4 May
Saturday
+29°
+22°
5 May
Sunday
+30°
+23°
6 May
Monday
+31°
+24°
7 May
Tuesday
+31°
+24°
8 May
Wednesday
+31°
+25°
9 May
Thursday
+31°
+25°
10 May
Friday
+31°
+25°
11 May
Saturday
+31°
+24°
12 May
Sunday
+30°
+24°
13 May
Monday
+29°
+24°
14 May
Tuesday
+29°
+24°
15 May
Wednesday
+29°
+24°
16 May
Thursday
+29°
+24°
17 May
Friday
+29°
+24°
18 May
Saturday
+30°
+24°
19 May
Sunday
+31°
+25°
20 May
Monday
+31°
+25°
21 May
Tuesday
+31°
+25°
22 May
Wednesday
+31°
+25°
23 May
Thursday
+31°
+25°
24 May
Friday
+32°
+26°
25 May
Saturday
+32°
+26°
26 May
Sunday
+32°
+26°
27 May
Monday
+32°
+26°
28 May
Tuesday
+31°
+25°
29 May
Wednesday
+32°
+25°
30 May
Thursday
+31°
+25°
31 May
Friday
+32°
+25°
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In May, the weather in Harlingen is typically hot. Average daily high temperature in May is about 30 degrees above zero. On average, Harlingen has 20 sunny, 6 partly cloudy, and 5 rainy days in May. The rains are usually moderate.