Saints Constantine and Helena Weather in March
March in Saints Constantine and Helena averages 10°C (50°F) during the day and 4°C (39°F) at night. Around 52 mm (2 in) of rainfall is typical for this time of year.
Rainfall in Saints Constantine and Helena in March
You can expect rain on around 6 days based on historical patterns, with 52 mm (2 in) average for the month. Showers tend to be short but heavy rather than persistent drizzle. When it rains, it usually means it, but it doesn't last long.
Temperature in Saints Constantine and Helena in March
Expect highs of 10°C (50°F) in Saints Constantine and Helena in March, with nights dropping to around 4°C (39°F). Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. Nights drop to 4°C (39°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.
Sunshine in Saints Constantine and Helena in March
The month experiences a moderate amount of sunlight, with 144 hours of sunshine. This provides a nice balance between sunshine and clouds.
Wind Speed in Saints Constantine and Helena in March
Wind speeds average 3 m/s (6 knots) during March. At this speed, light breezes keep leaves and small twigs in gentle motion while the wind also provides natural cooling. Since this is an average, some days are more tranquil while others have more persistent light winds that are more noticeable.
Average water temperature in March
At 8°C (46°F), the water is too cold for most people to swim comfortably. A wetsuit is pretty much essential if you plan to go in.March in Saints Constantine and Helena has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
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 Saints Constantine and Helena's climate page.
Saints Constantine and Helena Temperature in March
Min Temperature
4°C (39°F)
Max Temperature
10°C (50°F)
Water Temperature
8°C (46°F) *
Chance of Rain
21%
Precipitation
52 mm (2 in)
Rainy days
6 days
Humidity
73% *
Windspeed
3 m/s (6 knots) *
Sunshine
144 hours *
Percentage Sunshine
38% *
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Saints Constantine and Helena typically rise from around 10°C (50°F) at the start of March to approximately 13°C (55°F) by the end. Nights are cold, with lows typically ranging from 0°C (32°F) to 4°C (39°F).
Average temperatures in March
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 March
Historical weather for Saints Constantine and Helena in March
Browse day-by-day weather records for Saints Constantine and Helena spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Saints Constantine and Helena historical weather extremes in March
Our historical data for Saints Constantine and Helena spans 1997 to 2026, revealing these weather extremes.
- On March 31, 2024, temperatures climbed to 27°C (81°F), marking the warmest March day on record.
- The lowest daytime temperature in March was -3°C (27°F), recorded on March 1, 2005.
- Nighttime temperatures dropped to -9°C (16°F) on March 7, 2004, marking the coldest March night on record.
Best Places in Bulgaria in March
Find out more about the weather in Bulgaria and which places have the best travel conditions in this month. See all of Bulgaria in March →
perfect weather
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tolerable
unpleasant
poor
What to Wear in Saints Constantine and Helena in March
The weather can swing between comfortable and chilly in March, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Wet weather is likely, so pack waterproof gear for multiple rainy days. With water temperatures around 8°C (46°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Saints Constantine and Helena in March
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 Saints Constantine and Helena's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Saints Constantine and Helena climate overview or explore weather in Bulgaria.
