Niteroi (Brazil) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 30° Celsius; Minimum nighttime temperature: 19° Celsius;
Maximum daytime temperature: 30° Celsius; Minimum nighttime temperature: 19° Celsius; -
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 20° Celsius;
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 20° Celsius; -
Maximum daytime temperature: 33° Celsius; Minimum nighttime temperature: 21° Celsius;
Maximum daytime temperature: 33° Celsius; Minimum nighttime temperature: 21° Celsius;
-
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 20° Celsius;
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 20° Celsius;
-
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 19° Celsius;
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 19° Celsius;
-
Maximum daytime temperature: 33° Celsius; Minimum nighttime temperature: 21° Celsius;
Maximum daytime temperature: 33° Celsius; Minimum nighttime temperature: 21° Celsius;
-
Maximum daytime temperature: 35° Celsius; Minimum nighttime temperature: 22° Celsius;
Maximum daytime temperature: 35° Celsius; Minimum nighttime temperature: 22° Celsius;
Sunny intervals.
Sunrise:
Sunset:
Ex UV
No pollution data.
No pollen data.
7 day forecast for Niteroi
Today (16 September 2025)
| Time |
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
 |
 |
|
|
|
|
|
|
| Chance of precipitation |
30%
|
40%
|
40%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
30°
|
30°
|
29°
|
27°
|
26°
|
25°
|
24°
|
23°
|
23°
|
22°
|
22°
|
| Feels like temperature (°C) |
29°
|
29°
|
28°
|
26°
|
26°
|
25°
|
24°
|
23°
|
23°
|
23°
|
23°
|
| Wind direction and speed |
ESE
11
|
ESE
12
|
ESE
12
|
ESE
12
|
ESE
12
|
SE
10
|
SE
9
|
SE
8
|
SE
8
|
SE
7
|
SE
6
|
| Wind gust (mph) |
27
|
28
|
28
|
27
|
23
|
21
|
19
|
17
|
15
|
14
|
12
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
42%
|
46%
|
49%
|
57%
|
65%
|
71%
|
76%
|
79%
|
84%
|
85%
|
86%
|
| UV | 7 | 5 | 2 | 1 | 1 | - | - | - | - | - | - |
Wednesday (17 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
<5%
|
10%
|
30%
|
30%
|
20%
|
20%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
21°
|
21°
|
20°
|
20°
|
19°
|
19°
|
20°
|
23°
|
25°
|
27°
|
29°
|
31°
|
31°
|
32°
|
32°
|
31°
|
30°
|
28°
|
26°
|
25°
|
24°
|
23°
|
23°
|
22°
|
| Feels like temperature (°C) |
22°
|
22°
|
21°
|
21°
|
21°
|
20°
|
22°
|
25°
|
25°
|
27°
|
28°
|
30°
|
31°
|
31°
|
31°
|
30°
|
28°
|
27°
|
25°
|
25°
|
24°
|
24°
|
23°
|
23°
|
| Wind direction and speed (mph) |
SE
6
|
SE
5
|
SE
4
|
SE
3
|
SE
3
|
SE
3
|
SE
3
|
ESE
4
|
ESE
9
|
ESE
10
|
ESE
10
|
ESE
10
|
ESE
10
|
ESE
11
|
ESE
12
|
ESE
12
|
ESE
14
|
ESE
12
|
ESE
12
|
SE
10
|
SE
10
|
SE
8
|
ESE
8
|
ESE
6
|
| Wind gust (mph) |
10
|
9
|
8
|
7
|
6
|
6
|
12
|
16
|
24
|
26
|
27
|
28
|
28
|
29
|
30
|
30
|
29
|
26
|
23
|
21
|
19
|
17
|
15
|
13
|
| Visibility (description) |
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
90%
|
92%
|
93%
|
95%
|
96%
|
97%
|
93%
|
83%
|
68%
|
56%
|
43%
|
41%
|
40%
|
40%
|
40%
|
40%
|
42%
|
55%
|
65%
|
72%
|
75%
|
81%
|
85%
|
85%
|
| UV | - | - | - | - | - | 1 | 1 | 3 | 5 | 9 | 11 | 12 | 11 | 8 | 6 | 2 | 1 | 1 | - | - | - | - | - | - |
Thursday (18 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
 |
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
<5%
|
<5%
|
10%
|
30%
|
30%
|
20%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
22°
|
21°
|
21°
|
21°
|
21°
|
21°
|
22°
|
24°
|
26°
|
28°
|
30°
|
31°
|
32°
|
32°
|
32°
|
31°
|
30°
|
28°
|
26°
|
25°
|
24°
|
23°
|
23°
|
22°
|
| Feels like temperature (°C) |
23°
|
23°
|
22°
|
22°
|
22°
|
22°
|
23°
|
25°
|
26°
|
27°
|
29°
|
30°
|
31°
|
31°
|
31°
|
30°
|
28°
|
27°
|
25°
|
24°
|
24°
|
24°
|
23°
|
23°
|
| Wind direction and speed (mph) |
ESE
6
|
SE
6
|
SE
5
|
SE
5
|
ESE
4
|
ESE
4
|
ESE
4
|
ESE
6
|
ESE
10
|
ESE
11
|
ESE
11
|
ESE
12
|
ESE
12
|
ESE
12
|
ESE
13
|
ESE
14
|
ESE
15
|
ESE
14
|
SE
12
|
SE
11
|
SE
10
|
SE
8
|
SE
8
|
SE
6
|
| Wind gust (mph) |
12
|
10
|
10
|
10
|
9
|
9
|
15
|
24
|
26
|
28
|
29
|
30
|
31
|
31
|
32
|
31
|
31
|
28
|
25
|
22
|
19
|
17
|
15
|
13
|
| Visibility (description) |
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
87%
|
91%
|
92%
|
92%
|
93%
|
94%
|
91%
|
78%
|
65%
|
55%
|
41%
|
40%
|
40%
|
40%
|
40%
|
40%
|
42%
|
53%
|
63%
|
70%
|
75%
|
80%
|
84%
|
85%
|
| UV | - | - | - | - | - | 1 | 1 | 3 | 6 | 9 | 11 | 12 | 11 | 8 | 6 | 3 | 1 | 1 | - | - | - | - | - | - |
Friday (19 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
70%
|
30%
|
10%
|
20%
|
30%
|
20%
|
20%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
22°
|
22°
|
22°
|
21°
|
21°
|
21°
|
22°
|
24°
|
25°
|
28°
|
30°
|
31°
|
32°
|
32°
|
32°
|
31°
|
30°
|
28°
|
26°
|
24°
|
23°
|
23°
|
22°
|
22°
|
| Feels like temperature (°C) |
23°
|
23°
|
23°
|
23°
|
23°
|
23°
|
23°
|
24°
|
25°
|
27°
|
28°
|
29°
|
30°
|
30°
|
30°
|
29°
|
28°
|
26°
|
25°
|
24°
|
24°
|
23°
|
23°
|
23°
|
| Wind direction and speed (mph) |
SE
6
|
SE
6
|
SE
6
|
SE
5
|
SE
5
|
SE
5
|
SE
5
|
SE
8
|
ESE
11
|
ESE
12
|
ESE
12
|
ESE
13
|
ESE
13
|
ESE
14
|
ESE
14
|
ESE
14
|
SE
14
|
SE
13
|
SE
11
|
SE
10
|
SE
9
|
SE
8
|
SE
6
|
SE
6
|
| Wind gust (mph) |
12
|
11
|
11
|
10
|
10
|
11
|
18
|
25
|
28
|
30
|
32
|
33
|
33
|
34
|
33
|
32
|
30
|
27
|
23
|
21
|
18
|
16
|
13
|
11
|
| Visibility (description) |
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
87%
|
89%
|
92%
|
92%
|
93%
|
93%
|
91%
|
81%
|
71%
|
56%
|
44%
|
42%
|
42%
|
42%
|
41%
|
42%
|
44%
|
52%
|
63%
|
71%
|
76%
|
82%
|
84%
|
87%
|
| UV | - | - | - | - | - | 1 | 1 | 3 | 6 | 9 | 11 | 12 | 10 | 9 | 5 | 3 | 1 | 1 | - | - | - | - | - | - |
Saturday (20 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
50%
|
20%
|
10%
|
<5%
|
10%
|
10%
|
10%
|
20%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
22°
|
21°
|
21°
|
21°
|
21°
|
20°
|
21°
|
23°
|
25°
|
27°
|
29°
|
31°
|
32°
|
32°
|
32°
|
31°
|
30°
|
28°
|
26°
|
25°
|
24°
|
23°
|
| Feels like temperature (°C) |
23°
|
23°
|
22°
|
22°
|
22°
|
22°
|
23°
|
24°
|
25°
|
26°
|
28°
|
30°
|
31°
|
31°
|
30°
|
30°
|
28°
|
27°
|
25°
|
24°
|
24°
|
23°
|
| Wind direction and speed (mph) |
SE
5
|
SE
5
|
SE
5
|
SE
4
|
SE
4
|
SE
4
|
SE
4
|
ESE
7
|
ESE
9
|
ESE
10
|
ESE
10
|
ESE
11
|
ESE
11
|
ESE
12
|
ESE
12
|
ESE
13
|
ESE
13
|
ESE
12
|
ESE
11
|
ESE
10
|
ESE
10
|
ESE
8
|
| Wind gust (mph) |
10
|
10
|
9
|
9
|
8
|
9
|
15
|
22
|
24
|
27
|
29
|
30
|
31
|
30
|
30
|
30
|
29
|
25
|
23
|
21
|
19
|
17
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
90%
|
91%
|
92%
|
94%
|
95%
|
96%
|
93%
|
84%
|
71%
|
60%
|
47%
|
41%
|
39%
|
38%
|
39%
|
39%
|
42%
|
49%
|
58%
|
66%
|
72%
|
76%
|
| UV | - | - | - | - | - | 1 | 1 | 3 | 4 | 10 | 12 | 13 | 11 | 7 | 5 | 2 | 1 | 1 | - | - | - | - |
Sunday (21 September 2025)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
21°
|
20°
|
21°
|
27°
|
32°
|
33°
|
28°
|
24°
|
| Feels like temperature (°C) |
22°
|
21°
|
22°
|
27°
|
32°
|
32°
|
26°
|
24°
|
| Wind direction and speed (mph) |
ESE
6
|
ESE
4
|
ESE
3
|
E
9
|
E
10
|
ESE
11
|
ESE
12
|
ESE
10
|
| Wind gust (mph) |
11
|
8
|
12
|
27
|
28
|
28
|
26
|
20
|
| Visibility (description) |
VG
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
87%
|
93%
|
92%
|
56%
|
39%
|
38%
|
55%
|
75%
|
| UV | - | - | 1 | 10 | 11 | 2 | - | - |
Monday (22 September 2025)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
30%
|
50%
|
10%
|
<5%
|
<5%
|
| Temperature (°C) |
23°
|
22°
|
22°
|
29°
|
33°
|
33°
|
29°
|
25°
|
| Feels like temperature (°C) |
24°
|
23°
|
24°
|
29°
|
33°
|
33°
|
28°
|
25°
|
| Wind direction and speed (mph) |
ESE
7
|
ESE
6
|
ESE
4
|
E
10
|
E
9
|
ESE
10
|
ESE
12
|
ESE
10
|
| Wind gust (mph) |
14
|
11
|
16
|
27
|
27
|
26
|
25
|
21
|
| Visibility (description) |
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
85%
|
90%
|
86%
|
54%
|
40%
|
39%
|
55%
|
74%
|
| UV | - | - | 1 | 10 | 11 | 3 | - | - |
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Forecast
Forecast for 13:00 (UTC-3), Tue
Updated 13:28 (UTC+1) on Tue 16 Sep 2025
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