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September weather forecast in Princeton
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
1
+14
+8
1 September, Sunday. day, 14°; night, 8°; partly cloudy
2
+14
+8
2 September, Monday. day, 14°; night, 8°; partly cloudy
3
+15
+9
3 September, Tuesday. day, 15°; night, 9°; rain
4
+15
+10
4 September, Wednesday. day, 15°; night, 10°; partly cloudy
5
+14
+9
5 September, Thursday. day, 14°; night, 9°; partly cloudy
6
+15
+9
6 September, Friday. day, 15°; night, 9°; partly cloudy
7
+15
+10
7 September, Saturday. day, 15°; night, 10°; partly cloudy
8
+15
+10
8 September, Sunday. day, 15°; night, 10°; clear
9
+15
+9
9 September, Monday. day, 15°; night, 9°; clear
10
+17
+10
10 September, Tuesday. day, 17°; night, 10°; clear
11
+16
+10
11 September, Wednesday. day, 16°; night, 10°; clear
12
+15
+9
12 September, Thursday. day, 15°; night, 9°; rain
13
+15
+10
13 September, Friday. day, 15°; night, 10°; clear
14
+16
+9
14 September, Saturday. day, 16°; night, 9°; partly cloudy
15
+16
+8
15 September, Sunday. day, 16°; night, 8°; partly cloudy
16
+14
+8
16 September, Monday. day, 14°; night, 8°; overcast
17
+13
+8
17 September, Tuesday. day, 13°; night, 8°; overcast
18
+12
+7
18 September, Wednesday. day, 12°; night, 7°; clear
19
+13
+8
19 September, Thursday. day, 13°; night, 8°; clear
20
+13
+7
20 September, Friday. day, 13°; night, 7°; clear
21
+13
+8
21 September, Saturday. day, 13°; night, 8°; partly cloudy
22
+13
+6
22 September, Sunday. day, 13°; night, 6°; rain
23
+13
+8
23 September, Monday. day, 13°; night, 8°; clear
24
+11
+6
24 September, Tuesday. day, 11°; night, 6°; clear
25
+10
+6
25 September, Wednesday. day, 10°; night, 6°; rain
26
+13
+8
26 September, Thursday. day, 13°; night, 8°; clear
27
+13
+7
27 September, Friday. day, 13°; night, 7°; partly cloudy
28
+13
+7
28 September, Saturday. day, 13°; night, 7°; partly cloudy
29
+11
+6
29 September, Sunday. day, 11°; night, 6°; partly cloudy
30
+11
+6
30 September, Monday. day, 11°; night, 6°; clear
1
+9
+5
1 October, Tuesday. day, 9°; night, 5°; rain
2
+9
+4
2 October, Wednesday. day, 9°; night, 4°; partly cloudy
3
+8
+5
3 October, Thursday. day, 8°; night, 5°; partly cloudy
4
+10
+5
4 October, Friday. day, 10°; night, 5°; partly cloudy
5
+10
+5
5 October, Saturday. day, 10°; night, 5°; partly cloudy
Average data for 10 years
Princeton September
12
sunny days
4
days with precipitation
14
cloudy days
12 sunny days; 4 days with precipitation; 14 cloudy days;
62
%
air humidity
3
m/s
Wind
W
28
mm of precipitation
(5% of annual average)
air humidity 62%; 28 millimeters of precipitation (5% of annual average); Wind westerly 3 Meters per second
Weather graphs for September
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
W
W
NW
NW
W
W
W
W
NW
W
W
NW
NW
SW
SW
SW
SW
SW
SW
W
SW
SW
SW
SW
W
SW
SW
SW
SW
SW
1
Average data for 10 years
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Daytime temperature
Night-time temperature
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