Cherni Osŭm Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Cherni Osŭm.
Climate overview of Cherni Osŭm
Temperatures in Cherni Osŭm, Bulgaria, vary greatly throughout the year. August is the hottest month at 27°C (81°F), while January is the coldest at 4°C (39°F).
The city receives considerable rain/snowfall, with around 1030 mm (41 in) annually. May is the wettest month. July is the sunniest month, averaging 11.1 hours of sunshine per day.
Cherni Osŭm Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Cherni Osŭm — and find the best time to visit.
Monthly Temperature in Cherni Osŭm
The climate in Cherni Osŭm is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a comfortable 27°C (81°F) in August to a chilly 4°C (39°F) in the coolest month, January.
Nights vary from 15°C (59°F) in August to around -4°C (25°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Cherni Osŭm
Cherni Osŭm has a notably wet climate with abundant precipitation, recording 1030 mm (41 in) of rain/snowfall per year. The climate in Cherni Osŭm shows significant variation throughout the year. Expect high rainfall in May, the wettest month, with an average of 138 mm (5.4 in) of precipitation over 13 rainy days.
In contrast, the driest month November offers drier and sunnier days, with around 54 mm (2.1 in) of rainfall over 8 rainy days. For more details, please visit our Cherni Osŭm Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
Sunshine Hours in Cherni Osŭm
For those who appreciate different seasons, Cherni Osŭm serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 11.1 hours of sunshine daily, and embrace the darker days in December, offering only 2.1 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Cherni Osŭm by Month
The relative humidity is high throughout the year in Cherni Osŭm.
The city experiences its highest humidity in December, reaching 87%. In July, the humidity drops to its lowest level at 63%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Cherni Osŭm
Frequently asked questions about the climate in Cherni Osŭm
What is the best time to visit Cherni Osŭm?
August and September typically offer the most optimal weather in Cherni Osŭm. In contrast, January, February and December tend to have less optimal conditions.
What temperatures can I expect in Cherni Osŭm?
Daytime highs range from 4°C (39°F) in January to 27°C (81°F) in August. Nighttime lows range from -4°C (25°F) to 15°C (59°F). Temperatures vary considerably through the year.
How much rain does Cherni Osŭm get?
Annual rainfall is around 1030 mm (41 in). May is the wettest month with 138 mm (5.4 in), while November is the driest with 54 mm (2.1 in).
How sunny is Cherni Osŭm?
Cherni Osŭm receives around 2,246 hours of sunshine per year. July is the sunniest month with 332 hours, while December is the cloudiest with just 63 hours. Overall, Cherni Osŭm enjoys abundant sunshine.
Cherni Osŭm 3-Day Forecast
Cherni Osŭm 3-Day Forecast
Cherni Osŭm on the map
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