Sofia, Bulgaria in April has mild conditions, with highs averaging 16.1°C (61°F) and noticeably cooler mornings. Rain falls on about 11 days this month. Temperatures drop noticeably between day and night.
This month falls at the middle of Spring.
Daily highs in April gradually rise from around 15°C (58°F) at the start to 18°C (65°F) by month's end.
April sees fairly even rainfall, totalling about 55 mm across the month.
Expect around 9.5h of sunshine at the start of April, increasing to 11.1h by the end.
The warmest days tend to fall around the 27th, averaging 18.5°C (65°F).