Average data for 10 years
1 September
Sunday
+29°
+26°
2 September
Monday
+29°
+26°
3 September
Tuesday
+30°
+25°
4 September
Wednesday
+28°
+26°
5 September
Thursday
+29°
+25°
6 September
Friday
+29°
+25°
7 September
Saturday
+29°
+25°
8 September
Sunday
+29°
+26°
9 September
Monday
+28°
+25°
10 September
Tuesday
+30°
+25°
11 September
Wednesday
+30°
+26°
12 September
Thursday
+30°
+25°
13 September
Friday
+30°
+25°
14 September
Saturday
+30°
+25°
15 September
Sunday
+30°
+25°
16 September
Monday
+30°
+25°
17 September
Tuesday
+30°
+26°
18 September
Wednesday
+29°
+26°
19 September
Thursday
+30°
+25°
20 September
Friday
+30°
+26°
21 September
Saturday
+30°
+26°
22 September
Sunday
+30°
+25°
23 September
Monday
+30°
+26°
24 September
Tuesday
+30°
+25°
25 September
Wednesday
+30°
+25°
26 September
Thursday
+29°
+25°
27 September
Friday
+30°
+25°
28 September
Saturday
+31°
+26°
29 September
Sunday
+30°
+26°
30 September
Monday
+29°
+25°
Cities with similar weather in September
Thailand
Pattaya
Vietnam
Nha Trang
Thailand
Bangkok
Dominican Republic
Punta Cana
Mexico
Cancun
In September, the weather in Dumai is typically hot. Average daily high temperature in September is about 30 degrees above zero. On average, Dumai has 29 rainy and 1 sunny day in September. The rains are usually heavy. September as well as January, February, March, and April is considered the most uncomfortable time to visit Dumai.