Climate averages 1991–2020
Varna weather
in May.
A mild, moderately wet month: the 5th warmest and the 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a mild month in Varna: daytime highs average 19.9°C and nights cool to about 12.4°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 44 mm of rain on roughly 9 days, which makes May a moderately wet month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 39 min on an average May day.
The nearest other city in this atlas is Shumen (80 km away). In May its highs average 20.9°C, 1.0°C warmer than Varna, with 61 mm of rain.
Among the 10 cities listed in Bulgaria, Varna ranks joint 8th of 10 for the warmest May highs and 1st of 10 for the driest May (rainfall, lowest first). The mean May high of those 10 cities is 21.2°C; Varna is 1.2°C cooler than that mean.
From May to June, average highs rise by 4.6°C to 24.5°C, and monthly rainfall rises from 44 mm to 49 mm.
The annual picture
May in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Varna climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 5.5°C-0.2°C | -0.2°C | 46 | 7.0 | 9.49 h |
| February | 7.0°C0.6°C | 0.6°C | 38 | 6.3 | 10.510 h |
| March | 10.2°C3.2°C | 3.2°C | 47 | 8.4 | 11.912 h |
| April | 14.6°C7.1°C | 7.1°C | 39 | 8.3 | 13.413 h |
| May, selected | 19.9°C12.4°C | 12.4°C | 44 | 9.3 | 14.615 h |
| June | 24.5°C17.1°C | 17.1°C | 49 | 8.9 | 15.315 h |
| July | 27.1°C19.5°C | 19.5°C | 40 | 7.0 | 15.015 h |
| August | 27.3°C19.7°C | 19.7°C | 33 | 5.8 | 14.014 h |
| September | 22.6°C15.8°C | 15.8°C | 48 | 5.9 | 12.513 h |
| October | 17.2°C11.1°C | 11.1°C | 56 | 7.5 | 11.111 h |
| November | 11.9°C6.4°C | 6.4°C | 49 | 7.0 | 9.810 h |
| December | 7.0°C1.7°C | 1.7°C | 50 | 8.1 | 9.19 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Shumen in MayBulgaria · 80 kmHigh 20.9°C · Low 10.5°C · 61 mm rain
- Burgas in MayBulgaria · 87 kmHigh 20.9°C · Low 12.1°C · 47 mm rain
- Constanţa in MayRomania · 122 kmHigh 20.0°C · Low 12.4°C · 36 mm rain
- Sliven in MayBulgaria · 142 kmHigh 21.4°C · Low 11.6°C · 106 mm rain
- Ruse in MayBulgaria · 173 kmHigh 22.9°C · Low 12.7°C · 65 mm rain
- Bucharest in MayRomania · 198 kmHigh 22.6°C · Low 11.8°C · 70 mm rain
- Edirne in MayTurkey · 204 kmHigh 23.6°C · Low 11.9°C · 46 mm rain
- Stara Zagora in MayBulgaria · 205 kmHigh 22.0°C · Low 11.3°C · 81 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Varna) is explained once on the Varna year overview and on the Sources, method and limits page.