Climate and monthly weather forecast
Smolyan, Bulgaria


The climate of Smolyan

Smolyan, a city nestled within the magnificent Balkan Mountain ranges of Bulgaria, is characterized by a Dfb Köppen climate classification. This is indicative of a humid continental climate that sees warmth in the summer and no dry season. Weather variations in Smolyan are dramatic throughout the year, necessitating significant adaptation to shifting climate conditions.

Monthly average temperatures oscillate from a low of -5.2°C in the heart of winter to a high of 25.7°C during the summer's peak. This difference in temperature outlines the distinctive seasonal changes inherent to Smolyan's climate. The daylight hours also fluctuate substantially over the year, from as few as 9.2 hours per day in December to as many as 15.2 hours per day in June.

Relative humidity maintains a moderate to high level throughout the year, ranging from 57% in August to 77% in December. Rainfall is another climatic attribute that quantifies the wet and dry periods in Smolyan. The least rainfall, 10mm, is observed in September, while the heaviest rainfall, 210mm, inundates the city in December.

The best time to visit Smolyan

Given the swinging temperatures and variable precipitation, the best time to visit Smolyan generally falls between May and September. During this period, the city experiences a comfortable average high temperature from 18.5°C to 25.7°C and the average low temperature ranges from 7.7°C to 12.7°C. September is particularly appealing as it records the lowest rainfall, a mere 10mm, promising dry, sunny days that allow ample opportunity for outdoor exploration.

The worst time to visit Smolyan

Visitors might want to avoid the chilly period from November to February in Smolyan. During this window, low temperatures can plummet from 1.1°C to a severe -5.2°C, while high temperatures only range from 4.1°C to 10.2°C. This period also records a high average rainfall, reaching its peak at 210mm in December, making these months less ideal for travel.

Spring weather in Smolyan

In Smolyan, spring unfolds from March to May and delivers transitional climate conditions. Early spring witnesses a slow climb in temperatures - the average high moving from 9.2°C to 18.5°C and average low advancing from a chilly -2.1°C to a reasonable 7.7°C by the end of spring. The daylight also starts growing longer, moving from 12 hours to 14.5 hours.

Summer weather in Smolyan

Summer in Smolyan, running from June to August, presents warm and longer days. The high temperature during this period hovers between 22.2°C to 25.7°C and the low temperature from 10.8°C to 12.7°C. Rainfall reduces considerably during summer, with August being the driest month at just 30mm. The ample daylight, reaching up to 15.2 hours in June, adds to the appeal of this season.

Autumn weather in Smolyan

Autumn swiftly arrives in Smolyan in September, bringing a gradual drop in temperatures. The high temperature recedes from 21.1°C in September to just 10.2°C by November. The low temperature follows a similar path, sliding from 8.8°C to 1.1°C. Daylight hours also contract, dwindling from 12.5 hours to 9.9 hours. Despite these changes, the autumn period provides a lovely viewing of the changing foliage in the mountainous surroundings.

Winter weather in Smolyan

In Smolyan, winter reveals itself in full force from December to February. The high temperature remains cold, varying from 4.1°C to 10.2°C, while the low temperature dips further to -3.8°C to 1.1°C, and it is no stranger to negative figures. Rainfall climbs steeply, reaching its zenith of 210mm in December. The city also receives the least amount of daylight during this season, dropping to a low of 9.2 hours in December.

Weather in January

Expect cold days coupled with considerable precipitation in Smolyan in January. January temperatures range from highs of 2.7°C to lows of -5.2°C, and residents may experience 80mm of rainfall during the month. The gloomiest of the winter months, one might have an umbrella close by. Weather in January »

Weather in February

As winter continues in February, conditions become milder than in January. However, February sees the thermometer's measurement climbing slightly to a high of 4.5°C, while the minimum temperature remains in the minuses at -3.4°C. Weather in February »

Weather in March

With the arrival of March, Smolyan rejuvenates under the warmth of the emerging spring season. An increase in temperatures to the high of 9.2°C is recorded, while a low of -2.1°C keeps the spring chill in the air. Under clear skies, the city starts to bloom, marking the end of the frosty reign. Weather in March »

Weather in April

April witnesses the transformation of Smolyan into a beautiful paradise with longer daylight hours and warmer temperatures. However, the highest temperature shoots up to 13.6°C, all the while the city enjoys the mercy of the last of the minuses with a low at 3.9°C. Weather in April »

Weather in May

May ushers in the much-awaited release from the winter's hold as Smolyan transitions into the sunny and warm summer season. Catching the first glimpse of summer, the city sees mercury rise to a comfortable 18.5°C. The month of May is known for its blooming nature and the flourishing fields under the bright daylight. Weather in May »

Weather in June

June comes with the full glory of summer, carrying pleasant temperatures, longer daylight hours, and lesser humidity. The temperature modestly touches a high of 22.2°C, thus crafting a perfect atmosphere for outdoor activities. The month is the city's gateway to the full-on summer season, and tourists flock in to take advantage of the beautiful season. Weather in June »

Weather in July

July is the warmest month in Smolyan, with the heat seeping through the city's picturesque landscapes. The temperature of the month ranges from its hottest at 25.6°C to a warm 12.8°C at night. In the peak of the summer season, the city is laced with the most extended daylight hours of the year. Weather in July »

Weather in August

The city of Smolyan typically experiences warm weather in August, similar to July's pattern. The warmest days reach up to 25.7°C, while the nights mildly cool down to 12.7°C. With less rainfall than any other month, August disciplines a steady shift towards transitioning into fall. Weather in August »

Weather in September

September welcomes early signs of Fall, with a drop in temperature, after the summer peaks. The temperature profile closely follows with a monthly high of 21.1°C while cooling at night to 8.8°C. The arrival of autumn takes the residents back to pleasant mornings and cozy nights. Weather in September »

Weather in October

October in Smolyan dictates a transition towards the cold winter months from the colorful fall season. The temperature dips to a warm 16.3°C as the chill starts settling in for the upcoming winter. The city gets the aura of a painting with trees shedding their foliage, signaling winter's arrival. Weather in October »

Weather in November

November introduces colder conditions to Smolyan as it approaches the winter season. The high temperature registers at 10.2°C, while the nighttime temperature drops to 1.1°C, indicating the arrival of chilly winds. As the month progresses, the fall's charm is replaced by winter's cold, and the city readies itself for a frosty period. Weather in November »

Weather in December

December in Smolyan marks the onset of the winter season with cold temperatures throughout the month. The thermometer stays between a colder 4.1°C at its warmest and a chilly -3.8°C at night. The festive lights outshine the dullness of the shortest days of the year, bringing a radiant glow to the city. Weather in December »


What is the coldest time of year in Smolyan?

With average high and low temperatures of 2.7°C and -5.2°C respectively, January is Smolyan's coldest month.

How much does it rain in Smolyan?

During the entire year, Smolyan aggregates up to 1230mm of precipitation.

When is Daylight Saving Time (DST) in Smolyan?

On Sunday, 26. March 2023, at 03:00, Daylight Saving Time starts in Smolyan, and the time zone changes from EET to EEST. Daylight Saving Time ends on Sunday, 29. October 2023, at 04:00, and the time zone reverts from EEST to EET.

When are the longest days in Smolyan?

June has the longest days of the year, with an average of 15h and 6min of daylight.

What part of the year is the hottest in Smolyan?

In Smolyan, August is known for its average highest temperatures, reaching a high of 25.7°C and a low of 12.7°C.

What is the least humid month in Smolyan?

The least humid month in Smolyan is August, with an average relative humidity of 57%.

What is the driest month in Smolyan?

The month with the least rainfall is September, when 10mm of precipitation is typically aggregated.

What is the most humid month in Smolyan?

The most humid month is December, with an average relative humidity of 77%.

What is the wettest month in Smolyan?

The month with the most rainfall is December, when 210mm of precipitation is typically aggregated.

What is the month with the shortest days in Smolyan?

With an average of 9h and 12min of daylight, December has the shortest days of the year.

Average temperature
Smolyan, Bulgaria

Average temperature - Smolyan, Bulgaria

The warmest month (with the highest average high temperature) is August (25.7°C).
The month with the lowest average high temperature is January (2.7°C).

The month with the highest average low temperature is July (12.8°C).
The coldest month (with the lowest average low temperature) is January (-5.2°C).


Average humidity
Smolyan, Bulgaria

Average humidity - Smolyan, Bulgaria

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is August (57%).


Average rainfall
Smolyan, Bulgaria

Average rainfall - Smolyan, Bulgaria

The wettest month (with the highest rainfall) is December (210mm).
The driest month (with the least rainfall) is September (10mm).


Average daylight
Smolyan, Bulgaria

Average daylight - Smolyan, Bulgaria

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).


Smolyan, Bulgaria

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location