Dzierżoniów weather in September

In September, Dzierżoniów sees average daytime highs of 18°C and overnight lows near 9°C, with 64 mm of rain across 10 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 20°C in the first days to 16°C by the end. The sky is clear or mostly clear about 24% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 24 min at the start of September to 11 h 30 min by month's end. Set against the rest of the year, September is Dzierżoniów's 4th-clearest and 8th-windiest month. For the whole year in context, see Dzierżoniów's year-round climate.

Daytime high
18°
4th warmest
Overnight low
9th coldest
Rainfall
64 mm
10 wet days
Daylight
12 h 24 min
5:36 AM – 5:59 PM
Cloud cover
63%
4th clearest
Wind
11 km/h
8th windiest
Solar energy
3.12 kWh/m²
Travel score
5.7
out of 10

Dzierżoniów is city and urban gmina in Lower Silesian Voivodeship, Poland.

Air quality
Good
PM10 25.7 µg/m³ · 2019
Density
1,702/km²
people per km²
Founded
1250

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 20°C in the first days to 16°C by the end.

A typical September day in Dzierżoniów reaches about 18°C in the afternoon and slips back to 9°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 24°C. Set against its neighbours, September runs about 5°C cooler than August and about 6°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12111
22111
32011
42011
52011
62011
72011
82010
91910
101910
111910
121910
131910
14199
15189
16189
17189
18189
19189
20189
21178
22178
23178
24178
25178
26178
27168
28168
29168
30168

How September really feels in Dzierżoniów

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.

Dzierżoniów 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 / -3°4010.16.38.20.0
Feb / -3°328.45.39.70.0
Mar / 4811.34.411.51.1
Apr13° / 429.2113.53.8
May18° / 7011.90.115.25.5
Jun21° / 12°8112.4016.26.0
Jul23° / 13°9713.1015.86.4
Aug23° / 13°7111.1014.36.7
Sep18° / 6410012.45.7
Oct13° / 489.60.310.43.5
Nov / 409.12.58.70.9
Dec / -2°389.44.87.80.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 59%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14357
24456
34357
44357
54456
64456
74357
84456
94456
104357
114357
124357
134258
144258
154258
164258
174159
184159
194159
204060
214060
224060
234060
244060
253961
263862
273862
283862
293763
303664

Chance of precipitation in September

Any precipitation

Dzierżoniów gets around 64 mm of rain over 10 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 33% and peaks near 38% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
137
237
338
438
537
637
737
836
936
1035
1135
1234
1334
1433
1533
1632
1732
1831
1931
2031
2131
2230
2330
2430
2531
2631
2731
2832
2932
3032

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 85% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
169256
271245
373234
474224
575223
676213
777212
878202
979192
1080182
1181181
1282171
1383161
1484151
1585141
1685141
1786131
1887121
1988111
2090100
219190
229280
239280
249370
259370
269460
279460
289460
299550
309550

Wind in September

Winds average 11 km/h in September.

Across September, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 24 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 114 minutes over September. Sunrise moves from 5:13 AM to 5:59 AM, and sunset from 6:34 PM to 5:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:136:34
213.35:146:31
313.25:166:29
413.25:176:27
513.15:196:25
613.05:206:22
713.05:226:20
812.95:246:18
912.85:256:15
1012.85:276:13
1112.75:286:11
1212.65:306:08
1312.65:326:06
1412.55:336:04
1512.45:356:01
1612.45:365:59
1712.35:385:57
1812.25:405:54
1912.25:415:52
2012.15:435:50
2112.05:445:47
2212.05:465:45
2311.95:485:43
2411.95:495:40
2511.85:515:38
2611.75:525:36
2711.75:545:33
2811.65:565:31
2911.55:575:29
3011.55:595:26

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 0.69 kWh/m² to a high of 5.37 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
133.3Moderate
143.2Moderate
153.2Moderate
163.1Moderate
173.1Moderate
183.0Moderate
193.0Moderate
203.0Moderate
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 Dzierżoniów?

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

5.7
Sightseeing
4th-best month of the year
2.1
Beach & pool
4th-best month of the year

September is a reasonable time to visit Dzierżoniów for sightseeing.

What to pack for Dzierżoniów in September

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

In September, Dzierżoniów sees daytime highs around 18°C and nights near 9°C. Worth packing: rain gear. About 10 days see rain.

rain gear

UV index in Dzierżoniów 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 Dzierżoniów peaks around June 19 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighHighModerateLowJun 19UV 7Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar4Moderate
Apr4Moderate
May6High
Jun7Very high
Jul7High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Dzierżoniów 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 Dzierżoniów is worst in June — around 16 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 10 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 1716 µg/m³Dec 1310 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb12Good
Mar15Moderate
Apr15Moderate
May15Moderate
Jun16Moderate
Jul15Moderate
Aug15Moderate
Sep13Moderate
Oct11Good
Nov11Good
Dec10Good
Location & terrain

Where is Dzierżoniów?

Dzierżoniów sits at 50.7°N, 16.7°E, 278 m above sea level, in Poland. The nearest listed city is Bielawa, 5.0 km away.

Topography around Dzierżoniów

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

Within 3 km, the terrain around Dzierżoniów has only modest variations in elevation — a maximum elevation change of 73 m around an average of 267 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 849 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,492 m.

The land around Dzierżoniów is covered by cropland (57%) within 3 km, cropland (51%) and trees (35%) within 16 km, and cropland (44%) and trees (38%) within 80 km.

3 km
73 m
16 km
849 m
80 km
1,492 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Bielawa 5.0 km · Świdnica 17 km · Ząbkowice Śląskie 19 km · Nowa Ruda 20 km · Wałbrzych 26 km · Świebodzice 28 km · Boguszów-Gorce 32 km · Kłodzko 33 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 Dzierżoniów (50.7282°, 16.6514°, elevation 278 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).