Sumy (Ukraine) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 4° Celsius; Minimum nighttime temperature: 4° Celsius;
Maximum daytime temperature: 4° Celsius; Minimum nighttime temperature: 4° Celsius; -
Maximum daytime temperature: 6° Celsius; Minimum nighttime temperature: -3° Celsius;
Maximum daytime temperature: 6° Celsius; Minimum nighttime temperature: -3° Celsius;
-
Maximum daytime temperature: -2° Celsius; Minimum nighttime temperature: -4° Celsius;
Maximum daytime temperature: -2° Celsius; Minimum nighttime temperature: -4° Celsius; -
Maximum daytime temperature: -2° Celsius; Minimum nighttime temperature: -3° Celsius;
Maximum daytime temperature: -2° Celsius; Minimum nighttime temperature: -3° Celsius;
-
Maximum daytime temperature: 0° Celsius; Minimum nighttime temperature: 0° Celsius;
Maximum daytime temperature: 0° Celsius; Minimum nighttime temperature: 0° Celsius;
-
Maximum daytime temperature: 3° Celsius; Minimum nighttime temperature: 0° Celsius;
Maximum daytime temperature: 3° Celsius; Minimum nighttime temperature: 0° Celsius;
-
Maximum daytime temperature: 1° Celsius; Minimum nighttime temperature: -1° Celsius;
Maximum daytime temperature: 1° Celsius; Minimum nighttime temperature: -1° Celsius;
Overcast changing to light rain in the afternoon.
Sunrise:
Sunset:
L UV
No pollution data.
No pollen data.
7 day forecast for Sumy
Today (10 December 2025)
| Time |
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%
|
30%
|
70%
|
≥95%
|
90%
|
90%
|
90%
|
90%
|
80%
|
60%
|
30%
|
20%
|
| Temperature |
2°
|
2°
|
2°
|
2°
|
2°
|
3°
|
3°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
5°
|
| Feels like temperature (°C) |
0°
|
-1°
|
-1°
|
-1°
|
-1°
|
-1°
|
0°
|
0°
|
0°
|
0°
|
0°
|
0°
|
0°
|
1°
|
1°
|
1°
|
2°
|
2°
|
| Wind direction and speed |
S
4
|
S
5
|
S
5
|
S
6
|
S
7
|
SSW
8
|
SSW
8
|
SSW
10
|
SSW
10
|
SSW
10
|
SSW
10
|
SSW
10
|
SW
10
|
SW
8
|
SW
8
|
WSW
8
|
W
7
|
W
7
|
| Wind gust (mph) |
10
|
11
|
13
|
15
|
17
|
18
|
19
|
20
|
21
|
22
|
22
|
21
|
19
|
17
|
15
|
15
|
14
|
15
|
| Visibility |
M
|
M
|
M
|
M
|
G
|
G
|
G
|
G
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
| Humidity |
99%
|
99%
|
99%
|
98%
|
97%
|
96%
|
94%
|
92%
|
93%
|
94%
|
95%
|
96%
|
96%
|
96%
|
97%
|
97%
|
98%
|
98%
|
| UV | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - |
Friday (11 December 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 |
10%
|
10%
|
<5%
|
<5%
|
10%
|
20%
|
20%
|
30%
|
10%
|
10%
|
10%
|
20%
|
20%
|
20%
|
20%
|
50%
|
50%
|
70%
|
70%
|
80%
|
50%
|
50%
|
40%
|
30%
|
| Temperature (°C) |
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
5°
|
| Feels like temperature (°C) |
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
1°
|
1°
|
| Wind direction and speed (mph) |
W
7
|
W
7
|
W
8
|
WNW
8
|
W
8
|
W
7
|
W
7
|
W
8
|
W
8
|
W
8
|
W
8
|
W
8
|
W
8
|
W
9
|
W
9
|
W
10
|
W
10
|
W
11
|
W
11
|
W
12
|
WNW
13
|
WNW
14
|
NW
15
|
NW
15
|
| Wind gust (mph) |
15
|
16
|
16
|
16
|
15
|
15
|
15
|
15
|
16
|
17
|
17
|
19
|
19
|
20
|
20
|
21
|
22
|
24
|
26
|
28
|
29
|
31
|
33
|
36
|
| Visibility (description) |
M
|
M
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
M
|
G
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
| Humidity |
98%
|
98%
|
97%
|
96%
|
96%
|
96%
|
96%
|
96%
|
96%
|
96%
|
96%
|
94%
|
94%
|
93%
|
93%
|
93%
|
94%
|
94%
|
94%
|
93%
|
92%
|
92%
|
92%
|
90%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - |
Saturday (12 December 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 |
20%
|
30%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
4°
|
2°
|
0°
|
-1°
|
-2°
|
-2°
|
-3°
|
-3°
|
-3°
|
-3°
|
-2°
|
-2°
|
-2°
|
-2°
|
-2°
|
-2°
|
-2°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-4°
|
-4°
|
| Feels like temperature (°C) |
-1°
|
-3°
|
-6°
|
-7°
|
-8°
|
-9°
|
-9°
|
-9°
|
-9°
|
-9°
|
-8°
|
-8°
|
-8°
|
-8°
|
-8°
|
-8°
|
-8°
|
-8°
|
-8°
|
-8°
|
-8°
|
-8°
|
-8°
|
-8°
|
| Wind direction and speed (mph) |
NNW
17
|
NNW
17
|
NNW
17
|
N
17
|
N
16
|
NNW
15
|
NNW
14
|
NNW
13
|
NNW
12
|
NNW
13
|
NNW
14
|
NNW
14
|
NNW
14
|
NNW
14
|
NNW
14
|
NNW
12
|
NW
11
|
NW
10
|
NW
9
|
NW
9
|
NW
9
|
NW
9
|
NW
8
|
NW
8
|
| Wind gust (mph) |
38
|
39
|
39
|
37
|
35
|
32
|
30
|
28
|
29
|
31
|
32
|
31
|
31
|
31
|
30
|
26
|
23
|
21
|
20
|
19
|
19
|
19
|
18
|
17
|
| Visibility (description) |
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
85%
|
81%
|
74%
|
66%
|
62%
|
58%
|
56%
|
56%
|
56%
|
55%
|
53%
|
47%
|
42%
|
43%
|
43%
|
47%
|
52%
|
55%
|
57%
|
58%
|
61%
|
62%
|
65%
|
65%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - |
Sunday (13 December 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%
|
10%
|
10%
|
10%
|
10%
|
20%
|
10%
|
10%
|
20%
|
20%
|
20%
|
30%
|
30%
|
30%
|
20%
|
20%
|
10%
|
10%
|
| Temperature (°C) |
-4°
|
-4°
|
-4°
|
-4°
|
-4°
|
-4°
|
-4°
|
-4°
|
-3°
|
-3°
|
-3°
|
-3°
|
-2°
|
-2°
|
-2°
|
-2°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
| Feels like temperature (°C) |
-8°
|
-8°
|
-8°
|
-8°
|
-8°
|
-8°
|
-7°
|
-7°
|
-7°
|
-7°
|
-7°
|
-7°
|
-6°
|
-6°
|
-6°
|
-6°
|
-6°
|
-6°
|
-6°
|
-6°
|
-6°
|
-6°
|
-6°
|
-6°
|
| Wind direction and speed (mph) |
NW
8
|
WNW
7
|
WNW
7
|
WNW
6
|
WNW
6
|
WNW
6
|
W
6
|
W
6
|
W
6
|
W
6
|
W
7
|
W
7
|
W
7
|
WSW
6
|
WSW
6
|
W
6
|
WSW
6
|
WSW
5
|
WSW
5
|
W
5
|
W
5
|
W
5
|
W
5
|
W
5
|
| Wind gust (mph) |
16
|
16
|
15
|
14
|
13
|
13
|
12
|
12
|
14
|
15
|
16
|
16
|
15
|
15
|
15
|
14
|
13
|
12
|
11
|
11
|
11
|
11
|
11
|
10
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
M
|
M
|
M
|
G
|
G
|
| Humidity |
65%
|
65%
|
66%
|
66%
|
66%
|
68%
|
67%
|
67%
|
67%
|
66%
|
62%
|
59%
|
58%
|
58%
|
59%
|
64%
|
70%
|
80%
|
85%
|
90%
|
91%
|
92%
|
90%
|
90%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - |
Monday (14 December 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 |
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
30%
|
30%
|
30%
|
20%
|
30%
|
30%
|
40%
|
40%
|
40%
|
30%
|
30%
|
20%
|
20%
|
| Temperature (°C) |
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-2°
|
-2°
|
-2°
|
-2°
|
-1°
|
-1°
|
-1°
|
0°
|
0°
|
0°
|
0°
|
0°
|
1°
|
1°
|
1°
|
| Feels like temperature (°C) |
-6°
|
-6°
|
-6°
|
-6°
|
-7°
|
-7°
|
-7°
|
-7°
|
-7°
|
-7°
|
-6°
|
-6°
|
-6°
|
-6°
|
-5°
|
-5°
|
-5°
|
-5°
|
-4°
|
-4°
|
-4°
|
-4°
|
-3°
|
-3°
|
| Wind direction and speed (mph) |
W
5
|
W
5
|
W
5
|
W
5
|
W
6
|
W
6
|
W
6
|
W
6
|
WSW
6
|
WSW
7
|
WSW
8
|
WSW
8
|
WSW
8
|
WSW
8
|
WSW
8
|
WSW
8
|
WSW
8
|
WSW
9
|
WSW
9
|
WSW
9
|
WSW
10
|
WSW
10
|
WSW
10
|
WSW
10
|
| Wind gust (mph) |
11
|
11
|
11
|
12
|
13
|
13
|
13
|
14
|
15
|
16
|
17
|
18
|
18
|
18
|
17
|
18
|
18
|
19
|
19
|
20
|
21
|
21
|
21
|
21
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
G
|
M
|
| Humidity |
89%
|
89%
|
89%
|
90%
|
90%
|
89%
|
90%
|
91%
|
92%
|
91%
|
91%
|
91%
|
91%
|
91%
|
91%
|
94%
|
96%
|
96%
|
96%
|
96%
|
96%
|
96%
|
96%
|
96%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - |
Tuesday (15 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
10%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
| Temperature (°C) |
1°
|
2°
|
2°
|
2°
|
1°
|
2°
|
2°
|
1°
|
1°
|
1°
|
| Feels like temperature (°C) |
-3°
|
-3°
|
-2°
|
-2°
|
-3°
|
-2°
|
-1°
|
-2°
|
-3°
|
-3°
|
| Wind direction and speed (mph) |
WSW
10
|
WSW
10
|
WSW
10
|
W
10
|
W
10
|
W
9
|
WNW
8
|
W
8
|
WNW
8
|
WNW
7
|
| Wind gust (mph) |
20
|
21
|
22
|
21
|
21
|
20
|
19
|
18
|
17
|
15
|
| Visibility (description) |
M
|
G
|
G
|
M
|
G
|
G
|
G
|
G
|
M
|
M
|
| Humidity |
96%
|
96%
|
96%
|
96%
|
96%
|
92%
|
92%
|
97%
|
96%
|
96%
|
| UV | - | - | - | - | 1 | 1 | 1 | - | - | - |
Wednesday (16 December 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
0°
|
0°
|
0°
|
1°
|
1°
|
0°
|
0°
|
0°
|
| Feels like temperature (°C) |
-3°
|
-3°
|
-3°
|
-3°
|
-2°
|
-3°
|
-4°
|
-4°
|
| Wind direction and speed (mph) |
WNW
7
|
W
6
|
SW
6
|
S
6
|
S
6
|
SSE
7
|
SSE
7
|
SSE
7
|
| Wind gust (mph) |
14
|
14
|
15
|
15
|
14
|
15
|
15
|
17
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
97%
|
97%
|
96%
|
92%
|
91%
|
95%
|
96%
|
97%
|
| UV | - | - | 1 | 1 | 1 | - | - | - |
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Forecast for 6am (UTC+2) Thursday
Updated 00:26 (UTC) on Thu 11 Dec 2025
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