Cernavodă weather in May

In May, Cernavodă sees average daytime highs of 22°C and overnight lows near 12°C, with 53 mm of rain across 9.3 wet days and about 14.6 hours of daylight. It is the 5th-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 20°C in the first days to 24°C by the end. The sky is clear or mostly clear about 36% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 hours at the start of May to 15 h 06 min by month's end. Set against the rest of the year, May is Cernavodă's 5th-clearest and 8th-windiest month. For the whole year in context, see Cernavodă's year-round climate.

Daytime high
22°
5th warmest
Overnight low
12°
8th coldest
Rainfall
53 mm
9.3 wet days
Daylight
14 h 36 min
4:47 AM – 7:21 PM
Cloud cover
53%
5th clearest
Wind
11 km/h
8th windiest
Solar energy
5.9 kWh/m²
Travel score
6.9
out of 10

Cernavodă is locality in Constanța County, Romania.

Founded
1417

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 20°C in the first days to 24°C by the end.

A typical May day in Cernavodă reaches about 22°C in the afternoon and slips back to 12°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 27°C. Set against its neighbours, May runs about 6°C warmer than April and about 5°C cooler than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12010
22010
32010
42010
52010
62111
72111
82111
92111
102111
112111
122212
132212
142212
152212
162212
172212
182213
192313
202313
212313
222313
232313
242313
252314
262314
272414
282414
292414
302414
312414

How May really feels in Cernavodă

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.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Cernavodă weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°396.73.89.10.0
Feb / -1°335.82.810.20.6
Mar11° / 448.41.711.62.8
Apr16° / 418.40.213.25.3
May22° / 12°539.3014.66.9
Jun27° / 17°619.6015.36.8
Jul29° / 18°427.20156.3
Aug29° / 18°345.4013.86.5
Sep24° / 14°496.1012.37.6
Oct18° / 446010.86.1
Nov11° / 396.20.99.43.0
Dec / -1°427.12.78.70.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 20% of May, with mostly cloudy or overcast conditions the remaining 44%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25743
35644
45644
55644
65545
75545
85545
95545
105545
115545
125545
135446
145545
155644
165644
175644
185644
195644
205743
215743
225743
235743
245743
255743
265743
275842
285842
295842
305842
315842

Chance of precipitation in May

Any precipitation

Cernavodă gets around 53 mm of rain over 9.3 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 30% and peaks near 34% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
127
227
327
427
528
628
728
828
928
1028
1129
1229
1329
1429
1529
1630
1730
1830
1930
2031
2131
2231
2332
2433
2533
2634
2734
2834
2934
3034
3134

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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 70% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19640
29640
39550
49460
59271
69181
79091
888111
987121
1085141
1183161
1281181
1378202
1476222
1572253
1670273
1767294
1865305
1962326
2060337
2158348
2256359
23533611
24523612
25503714
26483715
27463716
28453818
29433819
30413820
31403821

Wind in May

Winds average 11 km/h in May.

Across May, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 14 hours at the start of May to 15 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over May. Sunrise moves from 5:07 AM to 4:34 AM, and sunset from 7:04 PM to 7:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.05:077:04
214.05:057:05
314.05:047:06
414.15:027:07
514.15:017:09
614.24:597:10
714.24:587:11
814.34:577:12
914.34:557:13
1014.34:547:15
1114.44:537:16
1214.44:517:17
1314.54:507:18
1414.54:497:19
1514.54:487:20
1614.64:477:21
1714.64:467:23
1814.74:457:24
1914.74:447:25
2014.74:437:26
2114.84:427:27
2214.84:417:28
2314.84:407:29
2414.94:397:30
2514.94:387:31
2614.94:377:32
2714.94:367:33
2815.04:367:34
2915.04:357:35
3015.04:347:36
3115.14:347:37

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.9 kWh/m².

For context, solar energy here swings from a low near 1.28 kWh/m² to a high of 6.38 kWh/m² in July across the year — May's 5.9 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.8Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.8Bright
135.9Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
196.0Bright
206.0Bright
216.0Bright
226.0Bright
236.0Bright
246.0Intense
256.0Intense
266.0Intense
276.0Intense
286.0Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in May

Is May a good time to visit Cernavodă?

Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.9
Sightseeing
2nd-best month of the year
4.7
Beach & pool
5th-best month of the year

May is a reasonable time to visit Cernavodă for sightseeing.

What to pack for Cernavodă in May

From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In May, Cernavodă sees daytime highs around 22°C and nights near 12°C. Worth packing: light clothes, rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

Sea temperature near Cernavodă 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 47 km away) is warmest in August at about 25°C and coldest in February near 5°C.

It's comfortable for a long swim from Jun 12 to Sep 28 — about 3.6 months when the water holds above 20°C.

0°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan6Bracing
Feb5Bracing
Mar6Bracing
Apr10Bracing
May16Cool
Jun21Refreshing
Jul24Refreshing
Aug25Warm
Sep22Refreshing
Oct18Cool
Nov13Bracing
Dec9Bracing

UV index in Cernavodă in May

LowModerateHighVery highExtreme

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 Cernavodă peaks around July 18 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 18UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr7Very high
May6High
Jun8Very high
Jul8Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Cernavodă?

Cernavodă sits at 44.3°N, 28.0°E, 15 m above sea level, in Romania. The nearest listed city is Feteşti, 17 km away.

NăvodariConstanțaSloboziaSilistraMangalia

Topography around Cernavodă

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Cernavodă.

Within 3 km, the terrain around Cernavodă has only modest variations in elevation — a maximum elevation change of 100 m around an average of 36 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 154 m; within 80 km, significant variations in elevation — a maximum elevation change of 402 m.

The land around Cernavodă is covered by trees (46%) within 3 km, cropland (68%) within 16 km, and cropland (66%) within 80 km.

3 km
100 m
16 km
154 m
80 km
402 m
treesgrasslandcroplandartificial surfaceswaterwetland
May weather nearby: Feteşti 17 km · Fetești-Gară 19 km · Medgidia 22 km · Năvodari 45 km · Constanța 51 km · Slobozia 59 km · Silistra 66 km · Mangalia 73 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
Romanian Orthodox 85%other 5%Roman Catholic 5%Reformed 3%

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 Cernavodă (44.3396°, 28.0327°, elevation 15 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).