Krasnystaw weather in September

In September, Krasnystaw sees average daytime highs of 18°C and overnight lows near 9°C, with 65 mm of rain across 9.3 wet days and about 12.4 hours of daylight. It is the 5th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 21°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 Krasnystaw's 5th-clearest and 8th-windiest month. For the whole year in context, see Krasnystaw's year-round climate.

Daytime high
18°
5th warmest
Overnight low
9th coldest
Rainfall
65 mm
9.3 wet days
Daylight
12 h 24 min
5:10 AM – 5:33 PM
Cloud cover
64%
5th clearest
Wind
12 km/h
8th windiest
Solar energy
3.08 kWh/m²
Travel score
5.9
out of 10

Krasnystaw is city and urban gmina of Poland.

Density
847/km²
people per km²
Founded
1394

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 16°C by the end.

A typical September day in Krasnystaw 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
32111
42111
52111
62010
72010
82010
92010
102010
111910
121910
13199
14199
15199
16189
17189
18189
19189
20188
21178
22178
23178
24178
25178
26168
27167
28167
29167
30167

How September really feels in Krasnystaw

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.

Krasnystaw weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -5°389.96.68.20.0
Feb / -4°369.56.79.70.0
Mar / -1°4410.7411.50.7
Apr14° / 489.91.113.53.8
May19° / 7213.1015.35.6
Jun22° / 12°7812.3016.26.2
Jul24° / 14°8813.5015.86.4
Aug24° / 13°6610.2014.36.9
Sep18° / 659.3012.45.9
Oct12° / 489.50.510.43.4
Nov / 3992.88.70.6
Dec / -3°389.55.97.80.0

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 16% of September, with mostly cloudy or overcast conditions the remaining 60%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14456
24555
34456
44456
54456
64456
74357
84357
94357
104357
114258
124258
134159
144159
154159
164060
174060
183862
193862
203862
213763
223763
233664
243664
253664
263664
273664
283664
293664
303664

Chance of precipitation in September

Any precipitation

Krasnystaw gets around 65 mm of rain over 9.3 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 31% and peaks near 33% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
133
233
332
432
532
632
732
832
932
1031
1131
1231
1331
1430
1530
1630
1730
1830
1930
2030
2130
2230
2330
2430
2530
2630
2730
2830
2930
3029

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 83% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
169247
271236
373225
473225
574215
675214
776204
877203
978193
1078193
1180182
1281172
1381172
1482162
1584151
1685141
1785141
1886131
1987121
2088111
2188111
2289101
239190
249190
259280
269280
279370
289370
299370
309370

Wind in September

Winds average 12 km/h in September.

Across September, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2913light breeze
3013light breeze

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 4:46 AM to 5:33 AM, and sunset from 6:08 PM to 5:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.44:466:08
213.34:486:06
313.24:496:03
413.24:516:01
513.14:525:59
613.04:545:57
713.04:565:54
812.94:575:52
912.84:595:50
1012.85:015:47
1112.75:025:45
1212.65:045:42
1312.65:055:40
1412.55:075:38
1512.45:095:35
1612.45:105:33
1712.35:125:31
1812.25:135:28
1912.25:155:26
2012.15:175:24
2112.05:185:21
2212.05:205:19
2311.95:225:17
2411.95:235:14
2511.85:255:12
2611.75:265:10
2711.75:285:07
2811.65:305:05
2911.55:315:03
3011.55:335:00

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.08 kWh/m².

For context, solar energy here swings from a low near 0.62 kWh/m² to a high of 5.6 kWh/m² in June across the year — September's 3.08 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.8Moderate
23.8Moderate
33.7Moderate
43.7Moderate
53.6Moderate
63.6Moderate
73.5Moderate
83.5Moderate
93.4Moderate
103.4Moderate
113.3Moderate
123.3Moderate
133.2Moderate
143.2Moderate
153.1Moderate
163.1Moderate
173.0Moderate
183.0Moderate
192.9Moderate
202.9Moderate
212.8Moderate
222.8Moderate
232.7Moderate
242.7Moderate
252.6Moderate
262.6Moderate
272.6Moderate
282.5Moderate
292.5Moderate
302.5Moderate
Planning a trip in September

Is September a good time to visit Krasnystaw?

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
2.3
Beach & pool
5th-best month of the year

September is a reasonable time to visit Krasnystaw for sightseeing.

What to pack for Krasnystaw in September

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

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

rain gear

UV index in Krasnystaw 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 Krasnystaw peaks around July 17 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 20 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 17UV 7Dec 20UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr5Moderate
May5High
Jun6High
Jul7High
Aug6High
Sep5Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Krasnystaw?

Krasnystaw sits at 51.0°N, 23.2°E, 184 m above sea level, in Poland. The nearest listed city is Chełm, 27 km away.

ŁęcznaŚwidnikLublinHrubieszówBiłgorajTomaszów Lubelski

Topography around Krasnystaw

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

Within 3 km, the terrain around Krasnystaw has only modest variations in elevation — a maximum elevation change of 78 m around an average of 197 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 142 m; within 80 km, significant variations in elevation — a maximum elevation change of 272 m.

The land around Krasnystaw is covered by cropland (34%), trees (28%) and grassland (27%) within 3 km, cropland (55%) and trees (30%) within 16 km, and cropland (48%) and trees (36%) within 80 km.

3 km
78 m
16 km
142 m
80 km
272 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Chełm 27 km · Zamość 30 km · Łęczna 41 km · Świdnik 42 km · Lublin 52 km · Hrubieszów 54 km · Biłgoraj 59 km · Tomaszów Lubelski 62 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 Krasnystaw (50.9846°, 23.1742°, elevation 184 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).