This information may change. Always check the official source.Last verified: August 2026 by Ondřej Kadlec
Best time to visit Bulgaria
In Sofia: May to September — the months averaging 18–27 °C by day. No other month of the twelve falls inside that band in Sofia.
Bulgaria is not one climate. Each reference city below is answered on its own numbers.
Sofia
Jan4°January: 4 °C by day, -4 °C at night, 48 mm of rain
Feb7°February: 7 °C by day, -3 °C at night, 38 mm of rain
Mar10°March: 10 °C by day, 0 °C at night, 57 mm of rain
Apr16°April: 16 °C by day, 5 °C at night, 59 mm of rain
May20°May: 20 °C by day, 10 °C at night, 71 mm of rain, recommended
Jun24°June: 24 °C by day, 14 °C at night, 63 mm of rain, recommended
Jul27°July: 27 °C by day, 16 °C at night, 46 mm of rain, recommended
Aug27°August: 27 °C by day, 17 °C at night, 38 mm of rain, recommended
Sep22°September: 22 °C by day, 12 °C at night, 39 mm of rain, recommended
Oct17°October: 17 °C by day, 7 °C at night, 52 mm of rain
Nov11°November: 11 °C by day, 2 °C at night, 43 mm of rain
Dec5°December: 5 °C by day, -2 °C at night, 53 mm of rain
Warmest
July, 27 °C
Coolest
January, 4 °C
Driest
February, 38 mm
Wettest
May, 71 mm
Varna
May to June and September to October — 18–27 °C by day. No other month of the twelve falls inside that band in Varna.
Jan6°January: 6 °C by day, 0 °C at night, 52 mm of rain
Feb8°February: 8 °C by day, 1 °C at night, 39 mm of rain
Mar11°March: 11 °C by day, 3 °C at night, 49 mm of rain
Apr15°April: 15 °C by day, 7 °C at night, 49 mm of rain
May20°May: 20 °C by day, 13 °C at night, 60 mm of rain, recommended
Jun25°June: 25 °C by day, 17 °C at night, 65 mm of rain, recommended
Jul28°July: 28 °C by day, 20 °C at night, 47 mm of rain
Aug28°August: 28 °C by day, 20 °C at night, 40 mm of rain
Sep23°September: 23 °C by day, 16 °C at night, 55 mm of rain, recommended
Oct18°October: 18 °C by day, 11 °C at night, 50 mm of rain, recommended
Nov13°November: 13 °C by day, 7 °C at night, 50 mm of rain
Dec8°December: 8 °C by day, 2 °C at night, 55 mm of rain
Warmest
July, 28 °C
Coolest
January, 6 °C
Driest
February, 39 mm
Wettest
June, 65 mm
How this is worked out: a month qualifies when its mean daytime high falls between 18 °C and 27 °C. Where more than five qualify, the answer is the driest run of consecutive qualifying months; where none do, it is the driest three months in a row if the year is hot throughout, or the warmest three if it never gets there. The figures are the thirty-year monthly averages charted below, and they are averages, not a forecast — any single year can miss them by a wide margin.
Sofia
Long-term averages for Sofia: the mean daily high, the mean overnight low and the mean monthly rainfall across 30 years of ERA5 reanalysis data (1995–2024).
DayNight
Show the monthly table
Sofia
Month
Day (°C)
Night (°C)
Rain (mm)
January
4
-4
48
February
7
-3
38
March
10
0
57
April
16
5
59
May
20
10
71
June
24
14
63
July
27
16
46
August
27
17
38
September
22
12
39
October
17
7
52
November
11
2
43
December
5
-2
53
Varna
Long-term averages for Varna: the mean daily high, the mean overnight low and the mean monthly rainfall across 30 years of ERA5 reanalysis data (1995–2024).
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