Bieńczyce weather in September

In September, Bieńczyce sees average daytime highs of 19°C and overnight lows near 9°C, with 73 mm of rain across 10.6 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 17°C by the end. The sky is clear or mostly clear about 26% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 18 min at the start of September to 11 h 30 min by month's end. Set against the rest of the year, September is Bieńczyce's 3rd-clearest and 8th-windiest month. For the whole year in context, see Bieńczyce's year-round climate.

Daytime high
19°
4th warmest
Overnight low
9th coldest
Rainfall
73 mm
10.6 wet days
Daylight
12 h 24 min
5:23 AM – 5:45 PM
Cloud cover
62%
3rd clearest
Wind
10 km/h
8th windiest
Solar energy
3.12 kWh/m²
Travel score
5.9
out of 10

Bieńczyce is Part of Kraków.

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 21°C in the first days to 17°C by the end.

A typical September day in Bieńczyce reaches about 19°C in the afternoon and slips back to 9°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 25°C. Set against its neighbours, September runs about 5°C cooler than August and about 5°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12111
22111
32111
42111
52111
62111
72010
82010
92010
102010
112010
122010
13199
14199
15199
16199
17199
18189
19189
20188
21188
22188
23188
24178
25178
26178
27177
28177
29177
30177

How September really feels in Bieńczyce

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.

Bieńczyce weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -4°4310.97.58.30.0
Feb / -3°4310.47.19.70.0
Mar / -0°5211.74.411.51.3
Apr14° / 5811.11.613.54.0
May19° / 9014015.25.5
Jun22° / 12°8913.4016.16.0
Jul24° / 14°10114015.76.3
Aug24° / 13°7511.1014.36.7
Sep19° / 7310.6012.45.9
Oct14° / 5910.40.410.53.8
Nov / 469.92.88.81.1
Dec / -3°4210.267.90.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 58%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14753
24753
34852
44753
54654
64654
74654
84654
94555
104555
114456
124456
134258
144357
154159
164159
174159
184060
194060
204060
213961
223961
233961
243961
253961
263961
273961
283961
293961
303961

Chance of precipitation in September

Any precipitation

Bieńczyce gets around 73 mm of rain over 10.6 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 35% and peaks near 38% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
138
238
338
438
538
637
737
837
937
1036
1136
1235
1335
1434
1534
1633
1733
1833
1933
2034
2134
2234
2333
2433
2533
2633
2734
2834
2934
3034

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

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
163298
265287
366286
467276
569265
670264
771254
872253
973243
1075232
1176222
1277212
1379201
1480191
1581181
1682171
1783161
1884151
1986140
2087130
2188120
2289110
2390100
249190
259280
269280
279370
289370
299370
309460

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 18 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 108 minutes over September. Sunrise moves from 5:00 AM to 5:45 AM, and sunset from 6:19 PM to 5:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.35:006:19
213.35:016:17
313.25:036:15
413.15:056:13
513.15:066:10
613.05:086:08
712.95:096:06
812.95:116:04
912.85:126:01
1012.85:145:59
1112.75:155:57
1212.65:175:54
1312.65:185:52
1412.55:205:50
1512.45:225:48
1612.45:235:45
1712.35:255:43
1812.25:265:41
1912.25:285:38
2012.15:295:36
2112.05:315:34
2212.05:325:32
2311.95:345:29
2411.95:365:27
2511.85:375:25
2611.75:395:22
2711.75:405:20
2811.65:425:18
2911.55:445:16
3011.55:455:13

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.12 kWh/m².

For context, solar energy here swings from a low near 0.76 kWh/m² to a high of 5.26 kWh/m² in June across the year — September's 3.12 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.8Moderate
23.7Moderate
33.7Moderate
43.6Moderate
53.6Moderate
63.5Moderate
73.5Moderate
83.5Moderate
93.4Moderate
103.4Moderate
113.3Moderate
123.3Moderate
133.2Moderate
143.2Moderate
153.2Moderate
163.1Moderate
173.1Moderate
183.0Moderate
193.0Moderate
202.9Moderate
212.9Moderate
222.9Moderate
232.8Moderate
242.8Moderate
252.7Moderate
262.7Moderate
272.6Moderate
282.6Moderate
292.6Moderate
302.5Moderate
Planning a trip in September

Is September a good time to visit Bieńczyce?

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

5.9
Sightseeing
4th-best month of the year
2.5
Beach & pool
4th-best month of the year

September is a reasonable time to visit Bieńczyce for sightseeing.

What to pack for Bieńczyce in September

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

In September, Bieńczyce sees daytime highs around 19°C and nights near 9°C. Worth packing: rain gear. About 11 days see rain.

rain gear

UV index in Bieńczyce in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bieńczyce peaks around June 22 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 22UV 7Dec 19UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr5Moderate
May6High
Jun7High
Jul7High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Bieńczyce in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Bieńczyce is worst in June — around 17 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 11 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodJun 2017 µg/m³Dec 1711 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb13Moderate
Mar16Moderate
Apr16Moderate
May16Moderate
Jun17Moderate
Jul17Moderate
Aug16Moderate
Sep14Moderate
Oct12Moderate
Nov12Moderate
Dec11Good
Location & terrain

Where is Bieńczyce?

Bieńczyce sits at 50.1°N, 20.0°E, 228 m above sea level, in Poland. The nearest listed city is Grzegórzki, 5.0 km away.

Olkusz

Topography around Bieńczyce

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

Within 3 km, the terrain around Bieńczyce has only modest variations in elevation — a maximum elevation change of 96 m around an average of 226 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 245 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,550 m.

The land around Bieńczyce is covered by trees (41%) and artificial surfaces (38%) within 3 km, trees (35%) and cropland (31%) within 16 km, and trees (48%) and cropland (31%) within 80 km.

3 km
96 m
16 km
245 m
80 km
1,550 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Grzegórzki 5.0 km · Krakow 7.0 km · Wieliczka 12 km · Skawina 19 km · Myślenice 29 km · Bochnia 32 km · Kalwaria Zebrzydowska 35 km · Olkusz 39 km

Poland travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 52% of US
price level, 2025
GDP per capita
$28,420
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
89%
of population, 2024
Homicide rate
0.8
per 100k, 2023
Road deaths
9.4
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 600
Religion
Roman Catholic 71%refused to answer 21%no religion 7%

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 Bieńczyce (50.0881°, 20.0279°, elevation 228 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).