Sandanski Weather in May
In Sandanski, May brings pleasant daytime temperatures around 21°C (70°F), with nights cooling to 10°C (50°F). It is the wettest month of the year, so expect more rainfall than usual.
Rainfall in Sandanski in May
The month brings the most rain, so be prepared with an umbrella for the occasional shower. Historically, approximately 10 days this month are expected to have rain, averaging 96 mm (3.8 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Sandanski in May
The temperature in Sandanski in May is perfect. Daytime highs reach 21°C (70°F), with nights dropping to 10°C (50°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to 10°C (50°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.
Sunshine in Sandanski in May
The month enjoys around 291 hours of sunshine, creating mostly sunny days with good weather conditions.
Wind Speed in Sandanski in May
May has wind speeds averaging 1 m/s (2 knots). You can expect very gentle conditions with light air movement on typical days. Since this is an average, daily weather varies from perfectly still moments to some breezier days.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Bulgaria, check out our Sandanski's climate page.
Sandanski Temperature in May
Min Temperature
10°C (50°F)
Max Temperature
21°C (70°F)
Chance of Rain
32%
Precipitation
96 mm (3.8 in)
Rainy days
10 days
Humidity
62%
Windspeed
1 m/s (2 knots)
Sunshine
291 hours
Percentage Sunshine
62%
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Sandanski typically stay consistent throughout May, with daily highs averaging around 21°C (70°F). Nights are cool, with lows typically ranging from 7°C (45°F) to 12°C (54°F).
Average temperatures in May
Daily Historical Precipitation
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather for Sandanski in May
Browse day-by-day weather records for Sandanski spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Sandanski historical weather extremes in May
Our historical data for Sandanski spans 1997 to 2026, revealing these weather extremes.
- The hottest May day on record in Sandanski reached 35°C (95°F) (May 28, 2008).
- The coldest May day was on May 7, 1999, with a maximum of 12°C (54°F).
- Nighttime temperatures dropped to -8°C (18°F) on May 31, 1997, marking the coldest May night on record.
Best Places in Bulgaria in May
Find out more about the weather in Bulgaria and which places have the best travel conditions in this month. See all of Bulgaria in May →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Sandanski in May
Comfortable temperatures call for an easy wardrobe in May. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Sandanski in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Bulgaria, check out our Sandanski's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Sandanski climate overview or explore weather in Bulgaria.
