Average data for 10 years
1 September
Monday
+26°
+16°
2 September
Tuesday
+25°
+16°
3 September
Wednesday
+25°
+15°
4 September
Thursday
+26°
+15°
5 September
Friday
+25°
+16°
6 September
Saturday
+25°
+15°
7 September
Sunday
+23°
+14°
8 September
Monday
+22°
+12°
9 September
Tuesday
+23°
+13°
10 September
Wednesday
+23°
+13°
11 September
Thursday
+23°
+13°
12 September
Friday
+23°
+12°
13 September
Saturday
+22°
+12°
14 September
Sunday
+21°
+11°
15 September
Monday
+22°
+12°
16 September
Tuesday
+24°
+13°
17 September
Wednesday
+22°
+13°
18 September
Thursday
+22°
+12°
19 September
Friday
+23°
+13°
20 September
Saturday
+22°
+12°
21 September
Sunday
+20°
+11°
22 September
Monday
+19°
+9°
23 September
Tuesday
+19°
+10°
24 September
Wednesday
+20°
+10°
25 September
Thursday
+20°
+9°
26 September
Friday
+21°
+10°
27 September
Saturday
+20°
+10°
28 September
Sunday
+20°
+8°
29 September
Monday
+20°
+9°
30 September
Tuesday
+21°
+10°
Cities with similar weather in September
Canada
Toronto
Canada
Vancouver
United States
Boston
Kazakhstan
Balkhash
Canada
Montreal
In September, the weather in Watertown is typically warm. Average daily high temperature in September is about 22 degrees above zero. On average, Watertown has 15 sunny, 8 rainy, and 7 partly cloudy days in September. The rains are usually heavy. September as well as {{month_nom: February}}, and {{month_nom: February}} is considered the most comfortable time to visit Watertown.