WEATHER FORECASTS
National Institute of Meteorology and Hydrology
Forecasts for Cities—Bulgaria
| City | 18.05.2026 | 19.05.2026 | 20.05.2026 | 21.05.2026 | ||||
|---|---|---|---|---|---|---|---|---|
| tmin / tmax [°C] | Weather | tmin / tmax [°C] | Weather | tmin / tmax [°C] | Weather | tmin / tmax [°C] | Weather | |
| Sofia | 10 / 19 |  Mostly sunny |
9 / 20 |  Variable clouds, possible rain |
9 / 20 | Variable clouds, possible rain |
10 / 21 |  Sun, cloud, shower, and thunder |
| Sofia district | 8 / 19 |  Variable clouds |
7 / 20 | Variable clouds, possible rain |
8 / 20 | Variable clouds, possible rain |
10 / 21 | Sun, cloud, shower, and thunder |
| Vidin | 11 / 20 | Mostly sunny |
11 / 22 |  Mostly cloudy |
11 / 24 | Variable clouds |
13 / 25 | Variable clouds |
| Vratsa | 10 / 19 | Variable clouds |
9 / 21 | Mostly cloudy |
11 / 22 | Variable clouds, possible rain |
13 / 21 | Sun, cloud, shower, and thunder |
| Montana | 10 / 20 | Mostly sunny |
10 / 21 | Mostly cloudy |
12 / 22 | Variable clouds, possible rain |
13 / 23 | Sun, cloud, shower, and thunder |
| Pleven | 10 / 21 | Mostly sunny |
11 / 22 | Mostly cloudy |
12 / 23 | Variable clouds, possible rain |
13 / 23 | Sun, cloud, shower, and thunder |
| Veliko Tarnovo | 11 / 20 | Variable clouds |
11 / 22 | Mostly cloudy |
12 / 22 | Sun, cloud, shower, and thunder |
13 / 23 | Sun, cloud, shower, and thunder |
| Russe | 11 / 21 | Mostly sunny |
11 / 23 | Mostly cloudy |
12 / 23 | Sun, cloud, shower, and thunder |
14 / 24 | Sun, cloud, shower, and thunder |
| Shumen | 10 / 20 | Mostly sunny |
9 / 23 | Variable clouds |
11 / 21 |  Short rain |
12 / 20 | Short rain |
| Silistra | 11 / 21 | Mostly sunny |
11 / 23 | Variable clouds |
14 / 21 | Short rain |
15 / 21 | Short rain |
| Varna | 12 / 22 | Mostly sunny |
12 / 23 | Variable clouds |
14 / 21 |  Thunder & rain |
15 / 20 | Thunder & rain |
| Bourgas | 11 / 22 | Mostly sunny |
12 / 23 | Variable clouds |
14 / 22 | Thunder & rain |
14 / 21 | Short rain |
| Sliven | 13 / 21 | Mostly sunny |
12 / 22 |  Mostly cloudy with rain |
12 / 22 | Variable clouds, possible rain |
13 / 23 | Variable clouds, possible rain |
| Stara Zagora | 10 / 20 | Mostly sunny |
10 / 23 | Mostly cloudy with rain |
11 / 23 | Sun, cloud, shower, and thunder |
13 / 22 | Short rain |
| Plovdiv | 12 / 24 | Mostly sunny |
12 / 24 | Mostly cloudy with rain |
14 / 24 | Variable clouds, possible rain |
15 / 24 | Sun, cloud, shower, and thunder |
| Kardzhali | 8 / 24 | Mostly sunny |
11 / 23 | Thunder & rain |
11 / 22 | Sun, cloud, shower, and thunder |
11 / 21 | Sun, cloud, shower, and thunder |
| Blagoevgrad | 9 / 20 | Mostly sunny |
9 / 22 | Mostly cloudy with rain |
9 / 22 | Variable clouds, possible rain |
10 / 23 | Sun, cloud, shower, and thunder |
| Sandanski | 10 / 22 | Mostly sunny |
11 / 23 | Mostly cloudy with rain |
13 / 23 | Variable clouds, possible rain |
12 / 24 | Sun, cloud, shower, and thunder |
Forecast for the Sea Resorts
| Point | 18.05.2026 | 19.05.2026 | 20.05.2026 | ||||
|---|---|---|---|---|---|---|---|
| tmin / tmax [°C] |
Water t [°C] |
Weather | tmin / tmax [°C] |
Weather | tmin / tmax [°C] |
Weather | |
| Shabla | 11 / 22 | 14 | Mostly sunny |
12 / 21 | Variable clouds |
13 / 20 | Thunder & rain |
| Kaliakra | 13 / 21 | 14 | Mostly sunny |
13 / 21 | Variable clouds |
14 / 21 | Thunder & rain |
| Varna | 12 / 22 | 14 | Mostly sunny |
12 / 23 | Variable clouds |
14 / 21 | Thunder & rain |
| Emine | 14 / 22 | 15 | Mostly sunny |
13 / 22 | Variable clouds |
14 / 22 | Thunder & rain |
| Burgas | 11 / 22 | 17 | Mostly sunny |
12 / 23 | Variable clouds |
14 / 22 | Thunder & rain |
| Ahtopol | 12 / 20 | 15 | Mostly sunny |
12 / 20 | Variable clouds |
13 / 21 | Thunder & rain |
Note: Sea water temperature is issued only in the warm half of the year.
Forecast for the Mountain Resorts
| Point | 18.05.2026 | 19.05.2026 | 20.05.2026 | ||||
|---|---|---|---|---|---|---|---|
| tmin / tmax [°C] |
Snow cover [cm] |
Weather | tmin / tmax [°C] |
Weather | tmin / tmax [°C] |
Weather | |
| Botev peak | -3 / 3 | 165 | Variable clouds |
1 / 4 | Sun, cloud, shower, and thunder |
0 / 3 | Mostly cloudy with rain |
| Murgash peak | 3 / 9 | n.a. | Variable clouds, possible rain |
4 / 12 | Variable clouds, possible rain |
4 / 10 | Mostly cloudy with rain |
| Cherni vrah | -1 / 4 | 31 | Variable clouds |
1 / 3 | Variable clouds, possible rain |
1 / 4 | Mostly cloudy with rain |
| Aleko* | 1 / 8 | n.a. | Variable clouds |
3 / 10 | Variable clouds, possible rain |
2 / 7 | Mostly cloudy with rain |
| Musala peak** | -5 / 0 | n.a. | Variable clouds |
-2 / 2 |  Rain & snow |
-3 / 0 |  Mostly cloudy with snow |
| Borovets* | 3 / 12 | n.a. | Variable clouds |
5 / 14 | Variable clouds, possible rain |
3 / 12 | Sun, cloud, shower, and thunder |
| Rozhen | 3 / 12 | n.a. | Variable clouds, possible rain |
3 / 12 | Sun, cloud, shower, and thunder |
3 / 12 | Sun, cloud, shower, and thunder |
| Snezhanka* | 2 / 10 | n.a. | Variable clouds, possible rain |
||||
| Pamporovo* | 3 / 11 | n.a. | Variable clouds, possible rain |
4 / 13 | Sun, cloud, shower, and thunder |
4 / 13 | Sun, cloud, shower, and thunder |
| Chepelare-Mechi Chal* | 3 / 11 | n.a. | Variable clouds |
3 / 12 | Sun, cloud, shower, and thunder |
||
| Smolyan* | 4 / 15 | n.a. | Variable clouds, possible rain |
7 / 18 | Sun, cloud, shower, and thunder |
5 / 15 | Sun, cloud, shower, and thunder |
| Bansko* | 5 / 16 | n.a. | Variable clouds |
7 / 18 | Sun, cloud, shower, and thunder |
6 / 16 | Sun, cloud, shower, and thunder |
| Dobrinishte* | 5 / 17 | n.a. | Variable clouds |
7 / 16 | Sun, cloud, shower, and thunder |
6 / 16 | Sun, cloud, shower, and thunder |
| Todorka peak* | -4 / 1 | n.a. | Variable clouds |
-1 / 3 | Rain & snow |
-2 / 1 | Mostly cloudy with snow |
| 1200m | 4 / 13 | n.a. | Variable clouds |
5 / 15 | Variable clouds, possible rain |
4 / 13 | Sun, cloud, shower, and thunder |
| 2000m | -1 / 6 | n.a. | Variable clouds, possible rain |
2 / 7 | Mostly cloudy with rain |
2 / 6 | Mostly cloudy with rain |
* Snow depth information is from the Bulgarian Mountain Rescue Service
** Snow depth not measured.
Note: Snow cover depth is given only during the cold half of the year.
Note: Snow height is issued only in the cold half of the year.
Forecasts for Cities—Europe
| City | 18.05.2026 | 19.05.2026 | 20.05.2026 | |||
|---|---|---|---|---|---|---|
| tmin / tmax [°C] | Weather | tmin / tmax [°C] | Weather | tmin / tmax [°C] | Weather | |
| London | 8 / 15 | Mostly cloudy with rain |
11 / 18 | Mostly cloudy with rain |
12 / 20 | Mostly cloudy |
| Paris | 11 / 16 | Variable clouds, possible rain |
12 / 17 | Variable clouds, possible rain |
13 / 22 | Mostly sunny |
| Brussels | 9 / 15 |  Overcast |
8 / 16 | Short rain |
12 / 18 | Variable clouds, possible rain |
| Madrid | 11 / 23 |  Sunny |
13 / 26 | Sunny |
16 / 31 | Sunny |
| Stockholm | 8 / 17 | Mostly cloudy |
10 / 18 | Variable clouds |
8 / 19 | Variable clouds |
| Berlin | 7 / 21 | Mostly sunny |
8 / 20 | Mostly cloudy |
10 / 21 | Mostly cloudy |
| Warsaw | 9 / 19 | Variable clouds, possible rain |
10 / 19 | Variable clouds, possible rain |
12 / 21 | Mostly sunny |
| Rome | 12 / 23 | Mostly cloudy |
12 / 23 |  Rain |
13 / 25 | Mostly cloudy |
| Prague | 5 / 20 | Mostly cloudy |
8 / 19 | Variable clouds, possible rain |
9 / 21 | Mostly cloudy with rain |
| Budapest | 8 / 18 | Mostly sunny |
10 / 21 | Sunny |
10 / 23 | Sunny |
| Kiev | 14 / 21 | Variable clouds, possible rain |
13 / 23 | Variable clouds, possible rain |
15 / 24 | Variable clouds, possible rain |
| Moscow | 17 / 28 | Mostly sunny |
16 / 29 | Mostly sunny |
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| Belgrade | 9 / 20 | Mostly sunny |
11 / 23 | Mostly sunny |
12 / 23 | Mostly sunny |
| Bucharest | 10 / 24 | Mostly sunny |
11 / 25 | Mostly cloudy with rain |
13 / 25 | Mostly cloudy with rain |
| Thessaloniki | 14 / 24 | Sunny |
14 / 22 | Short rain |
15 / 26 | Sunny |
| Athens | 14 / 26 | Sunny |
14 / 25 | Sunny |
14 / 25 | Sunny |
| Istanbul | 13 / 20 | Overcast |
14 / 24 | Overcast |
14 / 23 |  Thunderstorms |
| Ankara | 9 / 19 | Thunderstorms |
8 / 20 | Overcast |
12 / 19 | Thunderstorms |