St Konstantin weather live forecast

Today's maximum temperature in St Konstantin is expected to be 17°C. Select a day from the live weather forecast for St Konstantin, Bulgaria for more weather parameters.

Sunday
17th May
17

13

1

5
Monday
18th May
22

13

11

7
Tuesday
19th May
22

13

13

7
Wednesday
20th May
22

15

4

6
Thursday
21st May
21

16

8

4

5-day weather forecast updated at 04:01 on Sunday 17th May 2026 GMT

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The 5-day weather forecast for Bulgaria (St Konstantin) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

St Konstantin weather forecast by day

Below are the detailed weather forecasts for St Konstantin for the next 5 days.

St Konstantin weather for Sunday 17th May 2026

Expect isolated thunderstorms in St Konstantin, Bulgaria with a maximum temperature of 17°C, maximum UV of 5 (Moderate) and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 56% chance of some rain and a light breeze of 12 kph from the north.

17
°C maximum temperature
13
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
5
UV index (Moderate)
56
% chance of some rain
<30
mm of rainfall expected
17
°C wind chill
12
kph wind from N

St Konstantin weather for Monday 18th May 2026

Expect scattered clouds in St Konstantin, Bulgaria with a maximum temperature of 22°C, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north-west.

22
°C maximum temperature
13
°C minimum temperature
scattered clouds
11
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
22
°C wind chill
14
kph wind from NW

St Konstantin weather for Tuesday 19th May 2026

Expect scattered clouds in St Konstantin, Bulgaria with a maximum temperature of 22°C, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north-west.

22
°C maximum temperature
13
°C minimum temperature
scattered clouds
13
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
8
kph wind from NW

St Konstantin weather for Wednesday 20th May 2026

Expect isolated thunderstorms in St Konstantin, Bulgaria with a maximum temperature of 22°C, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 75% chance of some rain and a light breeze of 10 kph from the north-west.

22
°C maximum temperature
15
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
6
UV index (High)
75
% chance of some rain
<5
mm of rainfall expected
22
°C wind chill
10
kph wind from NW

St Konstantin weather for Thursday 21st May 2026

Expect isolated thunderstorms in St Konstantin, Bulgaria with a maximum temperature of 21°C, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 66% chance of some rain and a light breeze of 12 kph from the north-west.