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September weather forecast in Niteroi
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
+25
+20
1 September, sun
+25
+20
Feels like
+26
753 mmHg
66%
4
m/s
E
+22
1 September, Sunday. day, 25°; night, 20°; clear
2
+27
+21
2 September, mon
+27
+21
Feels like
+29
752 mmHg
62%
3.9
m/s
N
+24
2 September, Monday. day, 27°; night, 21°; clear
3
+26
+21
3 September, tue
+26
+21
Feels like
+27
752 mmHg
66%
3.9
m/s
N
+23
3 September, Tuesday. day, 26°; night, 21°; partly cloudy
4
+25
+20
4 September, wed
+25
+20
Feels like
+26
753 mmHg
66%
4.4
m/s
E
+23
4 September, Wednesday. day, 25°; night, 20°; partly cloudy
5
+24
+20
5 September, thu
+24
+20
Feels like
+25
753 mmHg
70%
3.7
m/s
SE
+23
5 September, Thursday. day, 24°; night, 20°; partly cloudy
6
+27
+22
6 September, fri
+27
+22
Feels like
+29
751 mmHg
68%
4
m/s
N
+23
6 September, Friday. day, 27°; night, 22°; clear
7
+28
+22
7 September, sat
+28
+22
Feels like
+30
751 mmHg
68%
4.5
m/s
NW
+24
7 September, Saturday. day, 28°; night, 22°; partly cloudy
8
+26
+22
8 September, sun
+26
+22
Feels like
+28
751 mmHg
70%
4.5
m/s
E
+24
8 September, Sunday. day, 26°; night, 22°; partly cloudy
9
+26
+22
9 September, mon
+26
+22
Feels like
+28
753 mmHg
68%
4.4
m/s
E
+23
9 September, Monday. day, 26°; night, 22°; clear
10
+27
+22
10 September, tue
+27
+22
Feels like
+29
753 mmHg
69%
3.5
m/s
E
+24
10 September, Tuesday. day, 27°; night, 22°; clear
11
+27
+22
11 September, wed
+27
+22
Feels like
+29
752 mmHg
66%
4
m/s
NE
+24
11 September, Wednesday. day, 27°; night, 22°; clear
12
+29
+23
12 September, thu
+29
+23
Feels like
+31
751 mmHg
62%
4
m/s
NE
+24
12 September, Thursday. day, 29°; night, 23°; clear
13
+27
+22
13 September, fri
+27
+22
Feels like
+29
751 mmHg
68%
4
m/s
N
+24
13 September, Friday. day, 27°; night, 22°; clear
14
+27
+22
14 September, sat
+27
+22
Feels like
+28
752 mmHg
67%
3.9
m/s
E
+24
14 September, Saturday. day, 27°; night, 22°; clear
15
+26
+21
15 September, sun
+26
+21
Feels like
+28
751 mmHg
69%
4.3
m/s
E
+24
15 September, Sunday. day, 26°; night, 21°; partly cloudy
16
+27
+22
16 September, mon
+27
+22
Feels like
+29
751 mmHg
68%
3.9
m/s
NE
+24
16 September, Monday. day, 27°; night, 22°; rain
17
+26
+22
17 September, tue
+26
+22
Feels like
+28
752 mmHg
72%
4.5
m/s
E
+24
17 September, Tuesday. day, 26°; night, 22°; clear
18
+27
+22
18 September, wed
+27
+22
Feels like
+30
751 mmHg
67%
4.5
m/s
E
+25
18 September, Wednesday. day, 27°; night, 22°; clear
19
+27
+22
19 September, thu
+27
+22
Feels like
+29
751 mmHg
66%
4.5
m/s
E
+25
19 September, Thursday. day, 27°; night, 22°; clear
20
+26
+21
20 September, fri
+26
+21
Feels like
+28
750 mmHg
68%
4.1
m/s
NE
+23
20 September, Friday. day, 26°; night, 21°; clear
21
+27
+22
21 September, sat
+27
+22
Feels like
+29
750 mmHg
68%
4.1
m/s
NW
+24
21 September, Saturday. day, 27°; night, 22°; partly cloudy
22
+27
+22
22 September, sun
+27
+22
Feels like
+30
750 mmHg
67%
4.5
m/s
S
+24
22 September, Sunday. day, 27°; night, 22°; rain
23
+26
+21
23 September, mon
+26
+21
Feels like
+27
750 mmHg
68%
4.8
m/s
SW
+23
23 September, Monday. day, 26°; night, 21°; partly cloudy
24
+24
+20
24 September, tue
+24
+20
Feels like
+25
752 mmHg
70%
4.1
m/s
SW
+23
24 September, Tuesday. day, 24°; night, 20°; partly cloudy
25
+25
+20
25 September, wed
+25
+20
Feels like
+26
751 mmHg
70%
4.1
m/s
SE
+23
25 September, Wednesday. day, 25°; night, 20°; overcast
26
+25
+21
26 September, thu
+25
+21
Feels like
+26
751 mmHg
73%
4.4
m/s
W
+23
26 September, Thursday. day, 25°; night, 21°; rain
27
+24
+21
27 September, fri
+24
+21
Feels like
+26
751 mmHg
73%
3.9
m/s
SW
+23
27 September, Friday. day, 24°; night, 21°; rain
28
+25
+21
28 September, sat
+25
+21
Feels like
+27
751 mmHg
74%
3.2
m/s
S
+23
28 September, Saturday. day, 25°; night, 21°; overcast
29
+25
+21
29 September, sun
+25
+21
Feels like
+27
750 mmHg
74%
3.7
m/s
E
+23
29 September, Sunday. day, 25°; night, 21°; rain
30
+27
+22
30 September, mon
+27
+22
Feels like
+29
749 mmHg
69%
3.7
m/s
E
+24
30 September, Monday. day, 27°; night, 22°; clear
1
+27
+22
1 October, tue
+27
+22
Feels like
+29
749 mmHg
72%
4.4
m/s
E
+24
1 October, Tuesday. day, 27°; night, 22°; rain
2
+25
+21
2 October, wed
+25
+21
Feels like
+27
751 mmHg
75%
4.1
m/s
SE
+23
2 October, Wednesday. day, 25°; night, 21°; rain
3
+24
+21
3 October, thu
+24
+21
Feels like
+26
752 mmHg
75%
3.5
m/s
E
+23
3 October, Thursday. day, 24°; night, 21°; rain
4
+26
+21
4 October, fri
+26
+21
Feels like
+28
751 mmHg
74%
4
m/s
N
+23
4 October, Friday. day, 26°; night, 21°; rain
5
+27
+21
5 October, sat
+27
+21
Feels like
+29
751 mmHg
68%
3.5
m/s
E
+24
5 October, Saturday. day, 27°; night, 21°; partly cloudy
Average data for 10 years
Niteroi September
14
sunny days
5
days with precipitation
11
cloudy days
14 sunny days; 5 days with precipitation; 11 cloudy days;
68
%
air humidity
2.7
m/s
Wind
E
59
mm of precipitation
(6% of annual average)
+24
°C
Water temperature
air humidity 68%; 59 millimeters of precipitation (6% of annual average); Wind easterly 2.7 Meters per second; Water temperature +24°
Weather graphs for September
Temperature
Water temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
E
N
N
E
SE
N
NW
E
E
E
NE
NE
N
E
E
NE
E
E
E
NE
NW
S
SW
SW
SE
W
SW
S
E
E
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
Cities near you
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Santos
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São Pedro da Aldeia
Araruama
Vitória
Praia Grande
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Los Angeles
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Alicante
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Casablanca
Palma
Rabat
