World Resorts Bulgaria Sinemorets Weather

Sinemorets weather in September

Weather in Sinemorets: September

Average day temperature: 75.8°F
Average night temperature: 63.0°F
Sea water temperature: 74.4°F
Number of sunny days: 20 days
Day length: 11.8 - 13.2 hours
Number of rainy days: 2 days
Precipitation totals: 1.4 in.

Air temperature in September, °F

Show year:
2025
2024
2023

The highest day temperature during September of 2025 was 83°F. At the same time the lowest night temperature was 52°F. Daily and nightly averages during September were 73.8°F and 62.3°F.

Sea water temperature in Sinemorets in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 74.8°F. The highest and lowest sea temperatures during the month were 76.5°F and 70.9°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are sunny but cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in Sinemorets in September is 1.3 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 8.6 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 8.8.

Best time for vacation in Sinemorets

Sunniest months:
July 27 days
August 27 days
June 22 days
Warmest months:
July 82.9 °F
August 82.6 °F
June 77.2 °F
Warmest sea temp:
August 78.2 °F
July 77.0 °F
September 74.4 °F
Coldest months:
January 44.8 °F
February 46.8 °F
December 48.6 °F
Rainiest months:
June 4 days
January 4 days
December 4 days
Windiest months:
February 10.5 mph
January 9.9 mph
December 9.5 mph

Sinemorets on a weather map

Sinemorets
+54°F
W 6 mph
Feels like: +52°F
Precip.: 0%
Places in Bulgaria:
Name
°F
+32°F
+55°F
+55°F
+55°F
+55°F
+55°F
+55°F
+55°F
+55°F
+55°F
+55°F
+55°F
+55°F
+45°F
+55°F
24 Hours Forecast
Sinemorets
Local time: 08:53
December 05, friday
0900
54°F
W
6 mph
1200
57°F
W
9 mph
1500
57°F
W
12 mph
1800
55°F
W
14 mph
2100
57°F
W
13 mph
December 06, saturday
0000
55°F
SW
11 mph
0300
54°F
SW
7 mph
0600
54°F
SW
2 mph
Units of measurement: °C / °F