Ploieşti weather in May

In May, Ploieşti sees average daytime highs of 21°C and overnight lows near 11°C, with 77 mm of rain across 13 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 23°C by the end. The sky is clear or mostly clear about 28% 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 Ploieşti's 6th-clearest and 3rd-windiest month. For the whole year in context, see Ploieşti's year-round climate.

Daytime high
21°
5th warmest
Overnight low
11°
8th coldest
Rainfall
77 mm
13 wet days
Daylight
14 h 36 min
4:53 AM – 7:31 PM
Cloud cover
59%
6th clearest
Wind
8 km/h
3rd windiest
Solar energy
5.57 kWh/m²
Travel score
6.1
out of 10

Ploieşti is constituent locality of the city of Ploiești, Romania.

Air quality
Elevated
PM2.5 19.4 µg/m³ · 2018
Founded
1503

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 23°C by the end.

A typical May day in Ploieşti reaches about 21°C in the afternoon and slips back to 11°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 26°C. Set against its neighbours, May runs about 5°C warmer than April and about 4°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1199
2209
3209
4209
5209
6209
72010
82010
92110
102110
112110
122110
132110
142110
152111
162111
172211
182211
192211
202211
212211
222212
232212
242212
252212
262312
272312
282312
292312
302312
312313

How May really feels in Ploieşti

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.

Ploieşti 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 / -4°407.1590.0
Feb / -3°366.94.110.10.3
Mar10° / 498.6311.62.5
Apr16° / 5910.30.413.24.9
May21° / 11°7713014.66.1
Jun25° / 15°8512.9015.36.4
Jul27° / 16°729.9015.16.6
Aug28° / 16°468.2013.96.8
Sep22° / 12°577.2012.37.3
Oct16° / 577.70.410.75.4
Nov / 497.31.79.42.0
Dec / -2°497.54.18.60.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 22% of May, with mostly cloudy or overcast conditions the remaining 51%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25248
35149
45149
55050
65050
75050
84951
94951
104951
114852
124852
134852
144852
154951
164852
174852
184951
194951
204852
214951
224951
235050
245050
255050
265050
275050
285149
295149
305149
315248

Chance of precipitation in May

Any precipitation

Ploieşti gets around 77 mm of rain over 13 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 42% and peaks near 45% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
137
238
338
439
540
640
741
841
942
1042
1142
1242
1342
1441
1541
1641
1741
1841
1941
2042
2142
2242
2342
2443
2543
2643
2744
2844
2944
3045
3144

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 80% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19730
29730
39640
49640
59550
69460
79460
89370
99280
109190
1190100
1288120
1387130
1486140
1583161
1682171
1780191
1879201
1977221
2075232
2173252
2272262
2369283
2468293
2566304
2664324
2762335
2861345
2958366
3056377
3155387

Wind in May

Winds average 8 km/h in May.

Across May, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

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 5:13 AM to 4:40 AM, and sunset from 7:13 PM to 7:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.05:137:13
214.05:127:14
314.15:107:16
414.15:097:17
514.25:077:18
614.25:067:19
714.35:047:20
814.35:037:22
914.45:027:23
1014.45:007:24
1114.44:597:25
1214.54:587:27
1314.54:577:28
1414.64:557:29
1514.64:547:30
1614.64:537:31
1714.74:527:32
1814.74:517:34
1914.74:507:35
2014.84:497:36
2114.84:487:37
2214.94:477:38
2314.94:467:39
2414.94:457:40
2515.04:447:41
2615.04:437:42
2715.04:427:43
2815.04:427:44
2915.14:417:45
3015.14:407:46
3115.14:407:47

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.57 kWh/m².

For context, solar energy here swings from a low near 1.29 kWh/m² to a high of 5.99 kWh/m² in July across the year — May's 5.57 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.8Bright
315.8Bright
Planning a trip in May

Is May a good time to visit Ploieşti?

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

6.1
Sightseeing
5th-best month of the year
3.9
Beach & pool
5th-best month of the year

May is a reasonable time to visit Ploieşti for sightseeing.

What to pack for Ploieşti in May

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

In May, Ploieşti sees daytime highs around 21°C and nights near 11°C. Worth packing: rain gear and sun protection. About 13 days see rain.

rain gearsun protection

UV index in Ploieşti 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 Ploieşti peaks around July 17 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighHighVery highHighModerateLowJul 17UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr8Very high
May6High
Jun8Very high
Jul8Very high
Aug8Very high
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Ploieşti in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Ploieşti is worst in March — around 23 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Seasonal pattern from CAMS reanalysis, scaled to Ploieşti's WHO annual average of 19.4 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2023 µg/m³Dec 1316 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb20Moderate
Mar23Moderate
Apr22Moderate
May20Moderate
Jun22Moderate
Jul22Moderate
Aug19Moderate
Sep16Moderate
Oct16Moderate
Nov17Moderate
Dec16Moderate
Location & terrain

Where is Ploieşti?

Ploieşti sits at 45.0°N, 26.0°E, 161 m above sea level, in Romania. The nearest listed city is Băicoi, 16 km away.

BufteaTârgovişteSector 1

Topography around Ploieşti

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

Within 3 km, the terrain around Ploieşti has only modest variations in elevation — a maximum elevation change of 44 m around an average of 165 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 314 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,460 m.

The land around Ploieşti is covered by artificial surfaces (55%) within 3 km, cropland (48%) and trees (26%) within 16 km, and trees (43%) and cropland (39%) within 80 km.

3 km
44 m
16 km
314 m
80 km
2,460 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Băicoi 16 km · Moreni 30 km · Câmpina 30 km · Mizil 35 km · Breaza 38 km · Buftea 44 km · Târgovişte 44 km · Sector 1 51 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 Ploieşti (44.95°, 26.0167°, elevation 161 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. 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).