Constanța weather in May
In May, Constanța sees average daytime highs of 18°C and overnight lows near 14°C, with 36 mm of rain across 6.9 wet days and about 14.5 hours of daylight. It is the 5th-warmest and 8th-wettest month of the year here.
Highs climb over the month, from about 16°C in the first days to 20°C by the end. The sky is clear or mostly clear about 45% of the time in May, and the air most often feels dry.
Daylight stretches from about 13 h 54 min at the start of May to 15 hours by month's end. Set against the rest of the year, May is Constanța's 5th-clearest and 10th-windiest month. For the whole year in context, see Constanța's year-round climate.
- Daytime high
- 18°
- 5th warmest
- Overnight low
- 14°
- 8th coldest
- Rainfall
- 36 mm
- 6.9 wet days
- Daylight
- 14 h 36 min
- 4:45 AM – 7:19 PM
- Cloud cover
- 47%
- 5th clearest
- Wind
- 16 km/h
- 10th windiest
- Solar energy
- 6.23 kWh/m²
- Travel score
- 6.4
- out of 10
Constanța is locality in Constanța County, Romania.
- Air quality
- Moderate
- PM2.5 12.4 µg/m³ · 2018
- Founded
- ~300 BCE
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in May
Highs climb over the month, from about 16°C in the first days to 20°C by the end.
A typical May day in Constanța reaches about 18°C in the afternoon and slips back to 14°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 21°C. Set against its neighbours, May runs about 6°C warmer than April and about 5°C cooler than June.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 20 | 20 | 21 |
| Avg low (°C) | 11 | 11 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 15 | 11 |
| 2 | 15 | 11 |
| 3 | 16 | 12 |
| 4 | 16 | 12 |
| 5 | 16 | 12 |
| 6 | 16 | 12 |
| 7 | 16 | 13 |
| 8 | 17 | 13 |
| 9 | 17 | 13 |
| 10 | 17 | 13 |
| 11 | 17 | 13 |
| 12 | 17 | 13 |
| 13 | 18 | 14 |
| 14 | 18 | 14 |
| 15 | 18 | 14 |
| 16 | 18 | 14 |
| 17 | 18 | 14 |
| 18 | 18 | 15 |
| 19 | 19 | 15 |
| 20 | 19 | 15 |
| 21 | 19 | 15 |
| 22 | 19 | 15 |
| 23 | 19 | 15 |
| 24 | 19 | 16 |
| 25 | 20 | 16 |
| 26 | 20 | 16 |
| 27 | 20 | 16 |
| 28 | 20 | 16 |
| 29 | 20 | 16 |
| 30 | 20 | 16 |
| 31 | 21 | 17 |
How May really feels in Constanța
Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Constanța weather by month
How May compares with the rest of the year at a glance. May is the 5th-warmest and 8th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 5° / 1° | 44 | 7.3 | 3.6 | 9.1 | 0.0 |
| Feb | 5° / 2° | 33 | 6.2 | 2.4 | 10.2 | 0.2 |
| Mar | 8° / 4° | 41 | 7.8 | 1.1 | 11.6 | 1.5 |
| Apr | 12° / 8° | 33 | 6.9 | 0.1 | 13.2 | 3.6 |
| May | 18° / 14° | 36 | 6.9 | 0 | 14.5 | 6.4 |
| Jun | 23° / 19° | 39 | 6.8 | 0 | 15.3 | 7.7 |
| Jul | 26° / 21° | 30 | 4.9 | 0 | 15 | 8.1 |
| Aug | 26° / 22° | 31 | 4.8 | 0 | 13.8 | 8.2 |
| Sep | 22° / 18° | 51 | 5.9 | 0 | 12.3 | 7.6 |
| Oct | 17° / 13° | 50 | 6.8 | 0 | 10.8 | 5.6 |
| Nov | 11° / 8° | 45 | 7.1 | 0.6 | 9.4 | 3.0 |
| Dec | 7° / 3° | 46 | 8 | 2.2 | 8.7 | 0.7 |
Cloud cover in May
The sky is clear or mostly clear about 45% of the time in May.
Beyond those clear spells, partly cloudy skies cover about 19% of May, with mostly cloudy or overcast conditions the remaining 37%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 63 | 63 | 63 | 63 | 62 | 62 | 62 | 62 | 62 | 62 | 61 | 61 | 62 | 62 | 62 | 63 | 63 | 64 | 64 | 64 | 65 | 64 | 64 | 64 | 64 | 65 | 66 | 66 | 66 | 66 | 66 |
| Cloudier (%) | 37 | 37 | 37 | 37 | 38 | 38 | 38 | 38 | 38 | 38 | 39 | 39 | 38 | 38 | 38 | 37 | 37 | 36 | 36 | 36 | 35 | 36 | 36 | 36 | 36 | 35 | 34 | 34 | 34 | 34 | 34 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 63 | 37 |
| 2 | 63 | 37 |
| 3 | 63 | 37 |
| 4 | 63 | 37 |
| 5 | 62 | 38 |
| 6 | 62 | 38 |
| 7 | 62 | 38 |
| 8 | 62 | 38 |
| 9 | 62 | 38 |
| 10 | 62 | 38 |
| 11 | 61 | 39 |
| 12 | 61 | 39 |
| 13 | 62 | 38 |
| 14 | 62 | 38 |
| 15 | 62 | 38 |
| 16 | 63 | 37 |
| 17 | 63 | 37 |
| 18 | 64 | 36 |
| 19 | 64 | 36 |
| 20 | 64 | 36 |
| 21 | 65 | 35 |
| 22 | 64 | 36 |
| 23 | 64 | 36 |
| 24 | 64 | 36 |
| 25 | 64 | 36 |
| 26 | 65 | 35 |
| 27 | 66 | 34 |
| 28 | 66 | 34 |
| 29 | 66 | 34 |
| 30 | 66 | 34 |
| 31 | 66 | 34 |
Chance of precipitation in May
Constanța gets around 36 mm of rain over 6.9 wet days in May. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 22% and peaks near 26% on the wettest days. The odds climb toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 19 | 19 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 23 | 23 | 24 | 24 | 25 | 25 | 26 | 26 | 26 | 26 |
| Rain chance (%) | |
|---|---|
| 1 | 19 |
| 2 | 19 |
| 3 | 20 |
| 4 | 20 |
| 5 | 20 |
| 6 | 21 |
| 7 | 21 |
| 8 | 21 |
| 9 | 21 |
| 10 | 21 |
| 11 | 21 |
| 12 | 21 |
| 13 | 21 |
| 14 | 21 |
| 15 | 21 |
| 16 | 21 |
| 17 | 21 |
| 18 | 21 |
| 19 | 21 |
| 20 | 22 |
| 21 | 22 |
| 22 | 23 |
| 23 | 23 |
| 24 | 24 |
| 25 | 24 |
| 26 | 25 |
| 27 | 25 |
| 28 | 26 |
| 29 | 26 |
| 30 | 26 |
| 31 | 26 |
Humidity in May
Most of May feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, May lands in the dry band about 57% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 92 | 90 | 89 | 88 | 86 | 84 | 82 | 79 | 77 | 75 | 72 | 68 | 65 | 62 | 59 | 55 | 51 | 49 | 46 | 43 | 40 | 38 | 36 | 34 | 32 | 30 | 29 | 27 | 26 | 25 | 23 |
| Comfortable (%) | 7 | 9 | 10 | 11 | 13 | 15 | 17 | 19 | 21 | 23 | 25 | 28 | 30 | 32 | 34 | 36 | 38 | 39 | 40 | 41 | 41 | 42 | 42 | 42 | 41 | 41 | 41 | 40 | 40 | 39 | 38 |
| Humid (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 4 | 5 | 6 | 7 | 9 | 11 | 12 | 14 | 16 | 18 | 20 | 22 | 24 | 26 | 28 | 30 | 31 | 33 | 35 | 36 |
| Muggy (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 2 | 2 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | |
|---|---|---|---|---|
| 1 | 92 | 7 | 1 | 0 |
| 2 | 90 | 9 | 1 | 0 |
| 3 | 89 | 10 | 1 | 0 |
| 4 | 88 | 11 | 1 | 0 |
| 5 | 86 | 13 | 1 | 0 |
| 6 | 84 | 15 | 1 | 0 |
| 7 | 82 | 17 | 1 | 0 |
| 8 | 79 | 19 | 2 | 0 |
| 9 | 77 | 21 | 2 | 0 |
| 10 | 75 | 23 | 2 | 0 |
| 11 | 72 | 25 | 3 | 0 |
| 12 | 68 | 28 | 4 | 0 |
| 13 | 65 | 30 | 5 | 0 |
| 14 | 62 | 32 | 6 | 0 |
| 15 | 59 | 34 | 7 | 0 |
| 16 | 55 | 36 | 9 | 0 |
| 17 | 51 | 38 | 11 | 0 |
| 18 | 49 | 39 | 12 | 0 |
| 19 | 46 | 40 | 14 | 0 |
| 20 | 43 | 41 | 16 | 0 |
| 21 | 40 | 41 | 18 | 0 |
| 22 | 38 | 42 | 20 | 0 |
| 23 | 36 | 42 | 22 | 0 |
| 24 | 34 | 42 | 24 | 0 |
| 25 | 32 | 41 | 26 | 1 |
| 26 | 30 | 41 | 28 | 1 |
| 27 | 29 | 41 | 30 | 1 |
| 28 | 27 | 40 | 31 | 1 |
| 29 | 26 | 40 | 33 | 1 |
| 30 | 25 | 39 | 35 | 2 |
| 31 | 23 | 38 | 36 | 2 |
Wind in May
Winds average 16 km/h in May.
Across May, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 16 | light breeze |
| 2 | 16 | light breeze |
| 3 | 16 | light breeze |
| 4 | 16 | light breeze |
| 5 | 16 | light breeze |
| 6 | 16 | light breeze |
| 7 | 16 | light breeze |
| 8 | 16 | light breeze |
| 9 | 16 | light breeze |
| 10 | 16 | light breeze |
| 11 | 16 | light breeze |
| 12 | 16 | light breeze |
| 13 | 16 | light breeze |
| 14 | 16 | light breeze |
| 15 | 16 | light breeze |
| 16 | 16 | light breeze |
| 17 | 16 | light breeze |
| 18 | 16 | light breeze |
| 19 | 16 | light breeze |
| 20 | 16 | light breeze |
| 21 | 16 | light breeze |
| 22 | 16 | light breeze |
| 23 | 16 | light breeze |
| 24 | 15 | light breeze |
| 25 | 15 | light breeze |
| 26 | 15 | light breeze |
| 27 | 15 | light breeze |
| 28 | 15 | light breeze |
| 29 | 15 | light breeze |
| 30 | 15 | light breeze |
| 31 | 15 | light breeze |
Sunrise & sunset in May
Daylight runs from about 13 h 54 min at the start of May to 15 hours by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 66 minutes over May. Sunrise moves from 5:04 AM to 4:32 AM, and sunset from 7:01 PM to 7:34 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 13.9 | 14.0 | 14.0 | 14.1 | 14.1 | 14.2 | 14.2 | 14.2 | 14.3 | 14.3 | 14.4 | 14.4 | 14.4 | 14.5 | 14.5 | 14.6 | 14.6 | 14.6 | 14.7 | 14.7 | 14.7 | 14.8 | 14.8 | 14.8 | 14.9 | 14.9 | 14.9 | 15.0 | 15.0 | 15.0 | 15.0 |
| Sunrise (AM) | 5:04 | 5:03 | 5:01 | 5:00 | 4:59 | 4:57 | 4:56 | 4:55 | 4:53 | 4:52 | 4:51 | 4:49 | 4:48 | 4:47 | 4:46 | 4:45 | 4:44 | 4:43 | 4:42 | 4:41 | 4:40 | 4:39 | 4:38 | 4:37 | 4:36 | 4:35 | 4:35 | 4:34 | 4:33 | 4:32 | 4:32 |
| Sunset (PM) | 7:01 | 7:02 | 7:03 | 7:05 | 7:06 | 7:07 | 7:08 | 7:09 | 7:11 | 7:12 | 7:13 | 7:14 | 7:15 | 7:16 | 7:18 | 7:19 | 7:20 | 7:21 | 7:22 | 7:23 | 7:24 | 7:25 | 7:26 | 7:27 | 7:28 | 7:29 | 7:30 | 7:31 | 7:32 | 7:33 | 7:34 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 13.9 | 5:04 | 7:01 |
| 2 | 14.0 | 5:03 | 7:02 |
| 3 | 14.0 | 5:01 | 7:03 |
| 4 | 14.1 | 5:00 | 7:05 |
| 5 | 14.1 | 4:59 | 7:06 |
| 6 | 14.2 | 4:57 | 7:07 |
| 7 | 14.2 | 4:56 | 7:08 |
| 8 | 14.2 | 4:55 | 7:09 |
| 9 | 14.3 | 4:53 | 7:11 |
| 10 | 14.3 | 4:52 | 7:12 |
| 11 | 14.4 | 4:51 | 7:13 |
| 12 | 14.4 | 4:49 | 7:14 |
| 13 | 14.4 | 4:48 | 7:15 |
| 14 | 14.5 | 4:47 | 7:16 |
| 15 | 14.5 | 4:46 | 7:18 |
| 16 | 14.6 | 4:45 | 7:19 |
| 17 | 14.6 | 4:44 | 7:20 |
| 18 | 14.6 | 4:43 | 7:21 |
| 19 | 14.7 | 4:42 | 7:22 |
| 20 | 14.7 | 4:41 | 7:23 |
| 21 | 14.7 | 4:40 | 7:24 |
| 22 | 14.8 | 4:39 | 7:25 |
| 23 | 14.8 | 4:38 | 7:26 |
| 24 | 14.8 | 4:37 | 7:27 |
| 25 | 14.9 | 4:36 | 7:28 |
| 26 | 14.9 | 4:35 | 7:29 |
| 27 | 14.9 | 4:35 | 7:30 |
| 28 | 15.0 | 4:34 | 7:31 |
| 29 | 15.0 | 4:33 | 7:32 |
| 30 | 15.0 | 4:32 | 7:33 |
| 31 | 15.0 | 4:32 | 7:34 |
Solar energy in May
Average shortwave solar energy reaching the ground each day in May, about 6.23 kWh/m².
For context, solar energy here swings from a low near 1.24 kWh/m² to a high of 6.71 kWh/m² in July across the year — May's 6.23 kWh/m² sits near the top of that range.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.9 | 5.9 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.1 | 6.1 | 6.1 | 6.1 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.5 | 6.5 |
| Level | Bright | Bright | Bright | Bright | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.9 | Bright |
| 2 | 5.9 | Bright |
| 3 | 6.0 | Bright |
| 4 | 6.0 | Bright |
| 5 | 6.0 | Intense |
| 6 | 6.0 | Intense |
| 7 | 6.0 | Intense |
| 8 | 6.1 | Intense |
| 9 | 6.1 | Intense |
| 10 | 6.1 | Intense |
| 11 | 6.1 | Intense |
| 12 | 6.2 | Intense |
| 13 | 6.2 | Intense |
| 14 | 6.2 | Intense |
| 15 | 6.2 | Intense |
| 16 | 6.2 | Intense |
| 17 | 6.3 | Intense |
| 18 | 6.3 | Intense |
| 19 | 6.3 | Intense |
| 20 | 6.3 | Intense |
| 21 | 6.3 | Intense |
| 22 | 6.3 | Intense |
| 23 | 6.4 | Intense |
| 24 | 6.4 | Intense |
| 25 | 6.4 | Intense |
| 26 | 6.4 | Intense |
| 27 | 6.4 | Intense |
| 28 | 6.4 | Intense |
| 29 | 6.4 | Intense |
| 30 | 6.5 | Intense |
| 31 | 6.5 | Intense |
Is May a good time to visit Constanța?
Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
May is a reasonable time to visit Constanța for sightseeing.
What to pack for Constanța in May
From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In May, Constanța sees daytime highs around 18°C and nights near 14°C. Pack sun protection. About 7 days see rain.
Sea temperature near Constanța in May
The nearest coast averages about 16°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 20 km away) is warmest in August at about 25°C and coldest in February near 6°C.
It's comfortable for a long swim from Jun 12 to Sep 29 — about 3.6 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 7 | 6 | 7 | 10 | 16 | 21 | 24 | 25 | 22 | 18 | 14 | 10 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Refreshing | Warm | Refreshing | Cool | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 7 | Bracing |
| Feb | 6 | Bracing |
| Mar | 7 | Bracing |
| Apr | 10 | Bracing |
| May | 16 | Cool |
| Jun | 21 | Refreshing |
| Jul | 24 | Refreshing |
| Aug | 25 | Warm |
| Sep | 22 | Refreshing |
| Oct | 18 | Cool |
| Nov | 14 | Bracing |
| Dec | 10 | Bracing |
UV index in Constanța in May
Clear-sky midday UV in May peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Constanța peaks around July 18 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 3 | 7 | 6 | 8 | 8 | 8 | 6 | 3 | 2 | 1 |
| Level | Low | Low | Moderate | High | High | Very high | Very high | Very high | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Low |
| Mar | 3 | Moderate |
| Apr | 7 | High |
| May | 6 | High |
| Jun | 8 | Very high |
| Jul | 8 | Very high |
| Aug | 8 | Very high |
| Sep | 6 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Air quality in Constanța in May
Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.
Air quality in Constanța is worst in March — around 20 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (December, 8 µg/m³).
Seasonal pattern from CAMS reanalysis, scaled to Constanța's WHO annual average of 12.4 µg/m³.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 11 | 13 | 20 | 14 | 13 | 14 | 13 | 12 | 11 | 10 | 9 | 8 |
| Level | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 13 | Moderate |
| Mar | 20 | Moderate |
| Apr | 14 | Moderate |
| May | 13 | Moderate |
| Jun | 14 | Moderate |
| Jul | 13 | Moderate |
| Aug | 12 | Moderate |
| Sep | 11 | Good |
| Oct | 10 | Good |
| Nov | 9 | Good |
| Dec | 8 | Good |
Where is Constanța?
Constanța sits at 44.2°N, 28.6°E, 40 m above sea level, in Romania. The nearest listed city is Năvodari, 15 km away.
Topography around Constanța
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Constanța.
Within 3 km, the terrain around Constanța has only modest variations in elevation — a maximum elevation change of 68 m around an average of 27 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 96 m; within 80 km, significant variations in elevation — a maximum elevation change of 397 m.
The land around Constanța is covered by artificial surfaces (61%) within 3 km, water (51%) and cropland (32%) within 16 km, and cropland (52%) and water (31%) within 80 km.
Romania travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / F
- 230 V · 50 Hz
- Prices
- ≈ 44% of US
- price level, 2025
- GDP per capita
- $22,538
- 2025
- Happiness
- 6.6 / 10
- World Happiness, 2025
- Safe drinking water
- 82%
- of population, 2024
- Homicide rate
- 1.1
- per 100k, 2023
- Road deaths
- 10.3
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Very high
- EF EPI 605
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Constanța (44.1807°, 28.6343°, elevation 40 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).