April Weather in Kyustendil, Bulgaria

Last updated: August 21, 2025

In April, Kyustendil, Bulgaria experiences a delightful transition into spring, with temperatures ranging from a minimum of -5°C (23°F) to a pleasant maximum of 26°C (79°F). The average temperature sits comfortably at 10°C (50°F), making it a refreshing time to explore the region. Precipitation is moderate, totaling 66 mm (2.6 in) over 11 days, contributing to the lush blooms typical of this season. With an average humidity of 71%, the air carries the invigorating essence of renewal, inviting both locals and visitors to enjoy the blossoming landscape.

April Temperature in Kyustendil

In April, Kyustendil begins to shake off the chill of winter, welcoming more moderate temperatures that signal the arrival of spring. With minimums around -5°C (23°F), the early part of the month is still crisp, but the average temperature climbs to a pleasant 10°C (50°F), encouraging the first blooms of the season. As the days progress, highs can reach a delightful 26°C (79°F), providing a perfect backdrop for outdoor activities and the blossoming of local landscapes. This transition from the colder months to a warmer climate highlights a clear and inviting trend, making April an ideal time for both locals and visitors to experience the charm of Kyustendil as nature awakens.

April Weather in Kyustendil: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Kyustendil, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kyustendil, April typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec323842505865707163524436
Data source: Temperature data for Kyustendil generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Kyustendil

In April, Kyustendil experiences a refreshing 66 mm (2.6 in) of precipitation over approximately 11 days, marking a key transition as spring unfolds. This moderate rainfall contributes to the vibrant growth of flora after the wetter March, which recorded 83 mm (3.3 in), showcasing the area’s distinct seasonal patterns. As temperatures warm, the rainfall becomes crucial in supporting the budding landscape, bridging the gap toward the even wetter month of June, anticipated with its 97 mm (3.8 in) of moisture. The trend from April underscores a gradual increase in both precipitation and rainy days as the region progresses into late spring and approaches summer, highlighting the dynamic climate of Kyustendil.

April Precipitation Trends in Kyustendil

The chart displays monthly precipitation patterns in Kyustendil, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Kyustendil, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec635183666898733536534792
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in Kyustendil

In April, Kyustendil experiences a notable shift in humidity, dropping to 71% from the higher levels typical of the winter months. This decline marks a transition as the region emerges from the chill of January's 89% and February's 85% humidity. The spring air brings a refreshing change, though it remains slightly humid compared to later months. Interestingly, May sees a minor uptick to 73%, but overall, the trend indicates a gradual decrease as summer approaches, with June hitting its lowest point at 67%. This seasonal pattern not only enhances the region's vibrant spring atmosphere but also sets the stage for the drier summer months ahead.

April Average Humidity in Kyustendil

This chart illustrates the average monthly humidity levels in Kyustendil, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Kyustendil is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%85%83%71%73%67%68%50%59%79%87%89%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Kyustendil

As April unfolds in Kyustendil, Bulgaria, the UV Index climbs to an impressive 8, marking a transition into the very high exposure category. Compared to the lower winter months—with January's Index at 2 and February's at 4—April signals a significant increase in sun intensity, reducing safe sun exposure time to just 15 minutes. This trend continues into May and June, where the UV Index reaches a peak of 9 and 10, respectively. As spring progresses, it’s crucial for residents and visitors alike to remain vigilant about sun protection, ensuring that they’re equipped to enjoy the warmer weather without the risk of harmful UV exposure. For more details on UV levels throughout the year, visit Kyustendil UV Index.

Maximum UV Index Levels in Kyustendil for April

The chart shows the monthly maximum UV Index (UVI) for Kyustendil in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Kyustendil typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24789101097632
Data source: Kyustendil April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

April Sunshine in Kyustendil

As April dawns upon Kyustendil, Bulgaria, the region basks in a remarkable 337 hours of sunshine, marking a delightful crescendo in daylight as the vibrant spring season unfolds. Following the steady increase from January's mere 174 hours, the sun's presence has blossomed, peaking in July with an impressive 422 hours. This upward trend beautifully illustrates the region's transition from winter's chill to the warmth of summer, encapsulating the essence of growth and renewal. With each passing month, residents and visitors alike can relish in the sun-soaked days, making April a splendid invitation to embrace the outdoors before the warmest months arrive. As autumn sets in, the sunshine wanes again, culminating in December with 205 hours, yet the memory of spring's exuberance lingers on.

Monthly Sunshine Duration in Kyustendil: April Highlighted

The April sunshine duration represents the total number of hours Kyustendil experiences direct sunlight during the month of April, excluding cloudy or obstructed periods. This chart compares the sunshine duration of April with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec174h238h288h337h395h392h422h399h342h290h236h205h
Data source: Kyustendil April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kyustendil During April

As April unfolds in Kyustendil, Bulgaria, the likelihood of sunny weather hovers around 45%, marking a transition into the warmer months. Although this percentage is slightly lower than the more consistently bright skies seen from June through August, it still offers a fair chance to enjoy milder spring days bathed in sunlight. This month serves as a bridge from the somewhat brighter February and March, both boasting over 50% sun chances, towards the more reliable sunny streaks of summer. As the days grow longer and temperatures rise, residents can anticipate several sunny moments, enticing them to embrace the beauty of spring in all its glory.

Percentage of Sunny Days in April in Kyustendil

The chart illustrates the percentage of sunny days in Kyustendil throughout the year, with April highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Kyustendil experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec27%53%50%45%47%51%73%77%54%49%33%35%
Data source: Kyustendil April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kyustendil in April

As spring unfolds in Kyustendil, Bulgaria, April brings a significant increase in daylight duration, with the number of daylight hours reaching 13. This represents a notable jump from the 11 hours seen in March, showcasing the gradual progression towards the longer days of summer. Following April, May continues this upward trend, offering 14 hours of daylight, while June peaks at 15 hours. This pattern illustrates how daylight hours gradually expand from the winter months, where January and February feature only 9 and 10 hours respectively, creating a vibrant contrast as the region moves towards the sunniest months of the year. Such variations not only mark the change of seasons but also invite residents and visitors alike to embrace outdoor activities under the brightening skies.

Average Daylight Hours in Kyustendil for April

The chart illustrates the variation in daylight duration in Kyustendil throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 28m10h 33m11h 57m13h 22m14h 35m15h 12m14h 52m13h 48m12h 26m11h 1m9h 46m9h 7m
Data source: Kyustendil daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Kyustendil

April in Kyustendil, Bulgaria, ushers in a subtle shift in the winds, with an average speed of 1.8 m/s (4 mph). This marks a slight decrease from the steady 2.1 m/s (5 mph) experienced in the earlier months of the year. As spring blossoms, the winds soften, creating a gentle ambiance that complements the vibrant scenery around the town. Following April, May sees a modest uptick to 1.9 m/s, but overall, the trend reflects a gradual decrease in wind speed as the warmer months approach. This calming breeze invites residents and visitors alike to enjoy the serene beauty of Kyustendil, enhancing outdoor experiences as nature awakens.

Average April Wind Speed in Kyustendil

The chart displays monthly wind speed patterns in Kyustendil, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.12.12.11.8 m/s1.91.51.51.61.61.61.81.9
Data source: Kyustendil April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Kyustendil Compares to Other Months

Weather in Kyustendil varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Kyustendil, focusing on differences in temperature, rainfall, humidity, and UV levels.

April and January present stark contrasts in weather. In April, temperatures range from a chilly minimum of -5°C (23°F) to a comfortable average of 10°C (50°F), peaking at a pleasant 26°C (79°F). This month experiences 66 mm (2.6 in) of precipitation over about 11 days, accompanied by a moderate humidity level of 71%. In contrast, January is much harsher, with temperatures dipping as low as -25°C (-13°F) and averaging around 0°C (32°F), while the maximum only reaches 13°C (56°F). Precipitation in January is slightly less at 63 mm (2.5 in) across 9 days, but the humidity is significantly higher at 89%. For more details, you can refer to Kyustendil weather in January.

April weather in Kyustendil showcases a significant leap in temperature compared to February. While February experiences a chilly minimum of -20°C (-4°F) and an average of just 3°C (38°F), April warms up considerably with minimums around -5°C (23°F) and an average of 10°C (50°F). Precipitation in April is slightly higher at 66 mm (2.6 in), occurring over 11 days, compared to February's 51 mm (2.0 in) spread across 9 days. Additionally, April sees a drop in humidity to 71%, while February's higher humidity level stands at 85%. For a closer look at February weather specifics, you can visit Kyustendil weather in February.

April's weather shows a notable improvement compared to March, with average temperatures rising from 6°C (42°F) in March to a more pleasant 10°C (50°F) in April. The minimum temperature in April is milder at -5°C (23°F), while March experiences a colder minimum of -18°C (-1°F). Maximum temperatures also rise in April, peaking at 26°C (79°F), compared to March's highest of 23°C (73°F). Although April has slightly lower precipitation at 66 mm (2.6 in) over 11 days, compared to March's 83 mm (3.3 in) over 12 days, the humidity decreases from 83% in March to 71% in April, contributing to a more comfortable atmosphere. For more detailed insights into March conditions, visit Kyustendil weather in March.

In April, temperatures ranged from a chilly -5°C (23°F) to a pleasant 26°C (79°F), with an average of about 10°C (50°F). The month experienced 66 mm (2.6 in) of precipitation over 11 days, accompanied by a humidity level of 71%. In contrast, May sees a significant warming trend, with minimum temperatures rising to 0°C (32°F), an average of 15°C (59°F), and maximums reaching 29°C (85°F). Although May's precipitation slightly increases to 68 mm (2.7 in) over 14 days, humidity remains relatively stable at 73%. For more details on the weather in Kyustendil during May, visit Kyustendil weather in May.

April and June present contrasting weather patterns that reflect the transition from early spring to early summer. In April, temperatures range from a chilly minimum of -5°C (23°F) to a more comfortable average of 10°C (50°F), reaching a maximum of 26°C (79°F). The month sees a total precipitation of 66 mm (2.6 in) over roughly 11 days, with humidity levels at 71%. In contrast, June experiences significantly warmer conditions, with temperatures starting at a minimum of 5°C (40°F) and climbing to an average of 18°C (65°F), peaking at a maximum of 33°C (91°F). Rainfall increases to 97 mm (3.8 in) across approximately 17 days, while humidity slightly decreases to 67%. For more detailed information, you can check Kyustendil weather in June.

April and July present notably different weather patterns. In April, temperatures range from a chilly minimum of -5°C (23°F) to a mild average of 10°C (50°F), peaking at 26°C (79°F). The month sees approximately 66 mm (2.6 in) of precipitation over about 11 days, coupled with a relatively high humidity level of 71%. In contrast, July brings warmer conditions, with temperatures starting at a minimum of 9°C (49°F) and reaching an average of 21°C (70°F), and peaking at a hot 35°C (96°F). Although July experiences more precipitation (73 mm or 2.9 in) over a similar number of days (12), the humidity is slightly lower at 68%. For those interested in July's weather specifics, more information can be found here.

In April, temperatures in Kyustendil can fluctuate significantly, ranging from a chilly minimum of -5°C (23°F) to a pleasant average of 10°C (50°F) and peaking at 26°C (79°F). This month sees an average precipitation of 66 mm (2.6 in) over about 11 days, coupled with a relatively high humidity of 71%, making it feel cooler overall. In contrast, August offers a much warmer climate, with minimum temperatures starting at 9°C (48°F) and an average of 21°C (71°F), soaring to a high of 35°C (96°F). Additionally, August experiences significantly less rainfall, with only 35 mm (1.4 in) spread over approximately 7 days and lower humidity at 50%. This makes August feel much drier and hotter compared to the brisk, more variable weather of April. For more details, check out Kyustendil weather in August.

April and September exhibit distinct weather patterns that reflect the transition of seasons. In April, temperatures range from a chilly -5°C (23°F) at night to a pleasant 26°C (79°F) during the day, with an average temperature of 10°C (50°F). The month experiences 66 mm (2.6 in) of precipitation over 11 days, contributing to a higher humidity level of 71%. In contrast, September offers warmer temperatures, with a minimum of 0°C (32°F), an average of 17°C (63°F), and a maximum of 33°C (91°F). The month is drier, with only 36 mm (1.4 in) of rainfall spread over just 5 days and a lower humidity of 59%. For more insights into September's weather, visit Kyustendil weather in September.

April and October in Kyustendil present a delightful contrast in weather. In April, temperatures range from a chilly -5°C (23°F) to a comfortable 26°C (79°F), with an average of 10°C (50°F) and experiencing significant precipitation of 66 mm (2.6 in) over 11 days. This month is characterized by a humidity level of 71%, adding to the freshness of spring.

Conversely, October sees a slightly warmer average temperature of 11°C (52°F), with a maximum reaching 27°C (81°F) and a minimum of -3°C (28°F). The month is drier, with only 53 mm (2.1 in) of precipitation over 6 days, and a higher humidity of 79%. For a more detailed look at the weather during this month, check out Kyustendil weather in October.

April and November present contrasting weather patterns, showcasing the transition between spring and winter. In April, temperatures range from a chilly -5°C (23°F) at night to a pleasant average of 10°C (50°F), peaking at a comfortable 26°C (79°F) during the day. With about 66 mm (2.6 in) of precipitation over 11 days, the humidity sits at a moderate 71%, hinting at the freshness of spring. Conversely, November experiences colder conditions with night temperatures dropping to -12°C (10°F) and an average of 7°C (44°F), reaching a maximum of 23°C (74°F). The month sees less rainfall at 47 mm (1.9 in) over just 7 days, yet the humidity is higher at 87%, making it feel much colder. For more detailed information, you can visit Kyustendil weather in November.

When comparing the weather in April and December, notable differences in temperature and precipitation emerge. April typically experiences milder temperatures, with an average of 10°C (50°F) and highs reaching up to 26°C (79°F), while December is much colder, averaging just 2°C (37°F) and peaking at 13°C (55°F). Additionally, April has lower precipitation levels at 66 mm (2.6 in) across 11 days, compared to December's 92 mm (3.6 in) over the same number of days. Humidity also varies, with December being more humid at 89%, compared to April's 71%. For more detailed information on December weather, you can visit Kyustendil weather in December.

Compare Kyustendil's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Kyustendil

As April unfolds in Kyustendil, the weather showcases a vibrant transition from the chill of winter to the warmth of spring. With maximum temperatures reaching a comfortable 26°C, the average daily temperature offers a pleasant escape from the colder months, while chilly nights remind us that spring is still finding its footing. The month also sees a fair amount of rainfall, with 66 mm spread over 11 days, contributing to the rejuvenation of the landscape. Relative humidity settles at 71%, creating a fresh atmosphere that invigorates both nature and spirits alike. This blend of warmth and moisture marks April as a time of blossoming beauty and potential excitement, distinctly different from the harsher conditions of winter. For a deeper dive into what to expect year-round, check out the comprehensive guide on Kyustendil Climate.