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Mostar weather in August

Weather in Mostar: August

Average day temperature: 87.7°F
Average night temperature: 58.4°F
Sea water temperature: 77.9°F
Number of sunny days: 25 days
Day length: 13.2 - 14.5 hours
Number of rainy days: 2 days
Precipitation totals: 1.2 in.

Air temperature in August, °F

Show year:
2025
2024
2023

The highest day temperature during August of 2025 was 101°F. At the same time the lowest night temperature was 48°F. Daily and nightly averages during August were 86.6°F and 58.0°F.

Sea water temperature in Mostar in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 76.1°F. The highest and lowest sea temperatures during the month were 79.2°F and 73.2°F.

Sunny, partly cloudy and cloudy days

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

Precipitation total in August, in.

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

Wind speed in August, mph

The average wind speed value in August is 5.4 mph The wind's strength is relatively same during the whole year.

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 August is: 10.8.

Best time for vacation in Mostar

Sunniest months:
July 26 days
August 25 days
June 22 days
Warmest months:
August 87.7 °F
July 87.3 °F
June 81.0 °F
Warmest sea temp:
August 78.0 °F
July 76.9 °F
September 74.5 °F
Coldest months:
January 42.7 °F
December 45.6 °F
February 46.8 °F
Rainiest months:
November 7 days
March 6 days
December 6 days
Windiest months:
March 6.1 mph
February 6.0 mph
January 5.8 mph

Mostar on a weather map

Mostar
+41°F
SW 4 mph
Feels like: +39°F
Precip.: 0%
Places in Bosnia Herzegovina:
Name
°F
+41°F
+50°F
+41°F
+41°F
24 Hours Forecast
Mostar
Local time: 06:34
December 05, friday
0900
52°F
SW
4 mph
1200
55°F
S
4 mph
1500
55°F
S
4 mph
1800
52°F
SW
6 mph
2100
50°F
SW
7 mph
December 06, saturday
0000
48°F
SW
7 mph
0300
46°F
SW
7 mph
0600
46°F
SW
6 mph
Units of measurement: °C / °F