Constanța in Spring
In spring (March, April and May), Constanța sees average daytime highs around 13°C and overnight lows near 9°C, with 110 mm of precipitation over about 22 wet days across the season. It is the 3rd-warmest season and the 3rd-wettest season.
Over the season highs climb from about 7°C in early March to 20°C by late May. The sky is clear or mostly clear about 36% of the time across spring, and the air most often feels dry.
Spring is Constanța's 3rd-best season to visit on our travel score. For the whole year in context, see Constanța's year-round climate.
- Avg daytime high
- 13°C
- 3rd-warmest season
- Avg overnight low
- 9°C
- Precipitation
- 110 mm
- 22 wet days
- Avg wind
- 17 km/h
- Travel score
- 3.8
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Constanța in Spring
Over the season highs climb from about 7°C in early March to 20°C by late May.
A typical spring day in Constanța reaches about 13°C and drops to 9°C overnight. The warmest of the three months is May, the coolest March.
How spring really feels in Constanța
Once humidity and wind are folded in, spring brings about 0 days that feel above 32°C and 14 that feel at or below 0°C.
The story in spring is cold — wind chill drags the overnight "feels like" below the raw low.
Constanța weather by month
How the three spring months (March, April and May) compare with the rest of the year — the season's months are highlighted.
| 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 Spring
The sky is clear or mostly clear about 36% of the time across spring.
Chance of precipitation in Spring
Constanța gets around 110 mm of rain and snow over 22 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 17 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 10 h 54 min in early March to 15 hours by late May. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 5.0 kWh/m².
Is spring a good time to visit Constanța?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a weaker month for outdoor sightseeing in Constanța.
What to pack for Constanța in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Constanța sees daytime highs around 13°C and nights near 9°C. Pack a warm layer and sun protection. About 22 days see rain.
Sea temperature near Constanța in Spring
The nearest coast averages about 11°C across spring — 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 Spring
Clear-sky midday UV across spring averages around 5 — 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 Spring
Average fine-particle pollution (PM2.5) through the year — so you can see where spring 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.