Vaslui weather in September

In September, Vaslui sees average daytime highs of 22°C and overnight lows near 12°C, with 47 mm of rain across 6.6 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 19°C by the end. The sky is clear or mostly clear about 38% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 12 min at the start of September to 11 h 30 min by month's end. Set against the rest of the year, September is Vaslui's 3rd-clearest and 7th-windiest month. For the whole year in context, see Vaslui's year-round climate.

Daytime high
22°
4th warmest
Overnight low
12°
9th coldest
Rainfall
47 mm
6.6 wet days
Daylight
12 h 18 min
5:54 AM – 6:13 PM
Cloud cover
53%
3rd clearest
Wind
10 km/h
7th windiest
Solar energy
3.8 kWh/m²
Travel score
7.2
out of 10

Vaslui is locality in Vaslui County, Romania.

Air quality
Good
PM10 25 µg/m³ · 2019
Founded
1375

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 24°C in the first days to 19°C by the end.

A typical September day in Vaslui 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 16°C and 28°C. Set against its neighbours, September runs about 5°C cooler than August and about 7°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12514
22414
32414
42413
52413
62413
72313
82313
92313
102312
112312
122212
132212
142212
152212
162212
172111
182111
192111
202111
212111
222011
232011
242010
252010
262010
271910
281910
291910
30199

How September really feels in Vaslui

Once humidity and wind are folded in, September 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

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

Vaslui weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -5°316.65.38.80.0
Feb / -4°286.44.2100.0
Mar / 398.52.911.61.8
Apr16° / 479.20.413.34.9
May22° / 11°6010.7014.86.5
Jun25° / 15°7510.5015.66.7
Jul27° / 17°679.6015.36.7
Aug27° / 16°4670147.1
Sep22° / 12°476.6012.47.2
Oct15° / 446010.65.0
Nov / 365.61.89.21.4
Dec / -3°376.74.48.40.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 18% of September, with mostly cloudy or overcast conditions the remaining 44%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16337
26238
36238
46238
56139
66139
76139
86139
96040
106040
116040
125941
135941
145842
155743
165743
175644
185644
195446
205347
215347
225149
235050
245050
254951
264951
274951
284852
294852
304852

Chance of precipitation in September

Any precipitation

Vaslui gets around 47 mm of rain over 6.6 wet days in September. 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.

0%10%20%30%40%151015202530
Rain chance (%)
126
226
325
425
524
624
723
823
922
1022
1122
1222
1321
1421
1521
1621
1721
1821
1921
2021
2121
2221
2321
2420
2520
2620
2720
2820
2920
3020

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the dry band about 77% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
1632611
2652510
367249
469238
571227
672217
774206
875205
976195
1077194
1178184
1278184
1379174
1479174
1580173
1681163
1781163
1881163
1981163
2081163
2182153
2282153
2382153
2482153
2582153
2682153
2782153
2882153
2982153
3083143

Wind in September

Winds average 10 km/h in September.

Across September, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 12 min at the start of September to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 102 minutes over September. Sunrise moves from 5:34 AM to 6:12 AM, and sunset from 6:44 PM to 5:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:346:44
213.15:356:42
313.15:366:40
413.05:386:38
512.95:396:36
612.95:406:34
712.85:426:32
812.85:436:30
912.75:446:28
1012.75:466:26
1112.65:476:24
1212.65:486:21
1312.55:506:19
1412.45:516:17
1512.45:526:15
1612.35:546:13
1712.35:556:11
1812.25:566:09
1912.25:586:07
2012.15:596:05
2112.06:006:03
2212.06:026:01
2311.96:035:59
2411.96:045:57
2511.86:065:55
2611.86:075:52
2711.76:085:50
2811.66:105:48
2911.66:115:46
3011.56:125:44

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.8 kWh/m².

For context, solar energy here swings from a low near 1.01 kWh/m² to a high of 6.01 kWh/m² in June across the year — September's 3.8 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.4Bright
44.4Bright
54.3Bright
64.3Bright
74.2Bright
84.2Bright
94.1Bright
104.1Bright
114.0Bright
124.0Moderate
133.9Moderate
143.9Moderate
153.8Moderate
163.8Moderate
173.7Moderate
183.7Moderate
193.6Moderate
203.6Moderate
213.5Moderate
223.5Moderate
233.4Moderate
243.4Moderate
253.3Moderate
263.3Moderate
273.2Moderate
283.2Moderate
293.1Moderate
303.1Moderate
Planning a trip in September

Is September a good time to visit Vaslui?

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

7.2
Sightseeing
1st-best month of the year
4.8
Beach & pool
4th-best month of the year

September is one of the better times to visit Vaslui for general sightseeing.

What to pack for Vaslui in September

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

In September, Vaslui sees daytime highs around 22°C and nights near 12°C. Little to plan around — just the basics. About 7 days see rain.

UV index in Vaslui in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks 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 Vaslui peaks around July 17 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 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 17UV 8Dec 19UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr6High
May5High
Jun7Very high
Jul8Very high
Aug7Very high
Sep5High
Oct3Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Vaslui?

Vaslui sits at 46.6°N, 27.7°E, 96 m above sea level, in Romania. The nearest listed city is Huşi, 25 km away.

BârladIașiBacăuUngheniHînceştiRomanAdjud

Topography around Vaslui

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

Within 3 km, the terrain around Vaslui has only modest variations in elevation — a maximum elevation change of 158 m around an average of 113 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 394 m; within 80 km, large variations in elevation — a maximum elevation change of 739 m.

The land around Vaslui is covered by cropland (35%), grassland (24%) and trees (21%) within 3 km, cropland (44%), trees (27%) and grassland (26%) within 16 km, and cropland (47%), trees (28%) and grassland (22%) within 80 km.

3 km
158 m
16 km
394 m
80 km
739 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Huşi 25 km · Bârlad 45 km · Iași 60 km · Bacău 63 km · Ungheni 64 km · Hînceşti 69 km · Roman 69 km · Adjud 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 Vaslui (46.6333°, 27.7333°, elevation 96 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).