Ružomberok weather in September

In September, Ružomberok sees average daytime highs of 16°C and overnight lows near 7°C, with 81 mm of rain across 11.8 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 18°C in the first days to 14°C by the end. The sky is clear or mostly clear about 25% 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 Ružomberok's 3rd-clearest and 7th-windiest month. For the whole year in context, see Ružomberok's year-round climate.

Daytime high
16°
4th warmest
Overnight low
9th coldest
Rainfall
81 mm
11.8 wet days
Daylight
12 h 24 min
5:26 AM – 5:48 PM
Cloud cover
63%
3rd clearest
Wind
7 km/h
7th windiest
Solar energy
3.23 kWh/m²
Travel score
4.9
out of 10

Ružomberok is town in Slovakia.

Air quality
Elevated
PM2.5 18.2 µg/m³ · 2019
Density
210/km²
people per km²
Founded
1233

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 18°C in the first days to 14°C by the end.

A typical September day in Ružomberok reaches about 16°C in the afternoon and slips back to 7°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 21°C. Set against its neighbours, September runs about 5°C cooler than August and about 5°C warmer than October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
1199
2199
3189
4189
5188
6188
7188
8188
9178
10178
11178
12178
13177
14177
15167
16167
17167
18167
19167
20166
21156
22156
23156
24156
25156
26156
27156
28145
29145
30145

How September really feels in Ružomberok

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.

Ružomberok 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-1° / -7°5811.210.88.50.0
Feb / -6°5711.29.89.80.0
Mar / -3°6611.97.611.60.4
Apr12° / 68122.913.42.8
May16° / 9815.80.1154.4
Jun20° / 11115.7015.95.3
Jul21° / 11°11716.1015.65.7
Aug21° / 11°9612.9014.26.2
Sep16° / 8111.8012.44.9
Oct11° / 6910.81.410.52.6
Nov / -1°6211.35.58.90.3
Dec-0° / -5°601210.38.10.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 15% of September, with mostly cloudy or overcast conditions the remaining 60%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14753
24753
34555
44555
54357
64357
74258
84258
94159
104060
114060
123961
134060
143961
154060
163961
173961
183862
193961
203961
213961
223961
233862
243763
253763
263763
273763
283763
293664
303664

Chance of precipitation in September

Any precipitation

Ružomberok gets around 81 mm of rain over 11.8 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 40% and peaks near 43% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
143
243
343
443
543
642
742
842
942
1042
1141
1241
1340
1440
1539
1639
1739
1838
1938
2038
2138
2237
2337
2437
2537
2637
2737
2837
2938
3038

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 92% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
179201
281181
382171
483161
585150
686140
787130
888120
988120
1089110
1190100
129190
139280
149370
159370
169460
179460
189550
199550
209640
219640
229730
239730
249820
259820
269910
279910
289910
299910
309910

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

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 5:04 AM to 5:47 AM, and sunset from 6:21 PM to 5:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.35:046:21
213.25:066:19
313.25:076:16
413.15:096:14
513.05:106:12
613.05:126:10
712.95:136:08
812.85:156:06
912.85:166:03
1012.75:186:01
1112.75:195:59
1212.65:205:57
1312.55:225:54
1412.55:235:52
1512.45:255:50
1612.45:265:48
1712.35:285:46
1812.25:295:43
1912.25:315:41
2012.15:325:39
2112.05:345:37
2212.05:355:34
2311.95:375:32
2411.95:385:30
2511.85:405:28
2611.75:415:26
2711.75:435:23
2811.65:445:21
2911.65:465:19
3011.55:475:17

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.23 kWh/m².

For context, solar energy here swings from a low near 0.84 kWh/m² to a high of 5.37 kWh/m² in June across the year — September's 3.23 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.9Moderate
23.8Moderate
33.8Moderate
43.7Moderate
53.7Moderate
63.6Moderate
73.6Moderate
83.5Moderate
93.5Moderate
103.5Moderate
113.4Moderate
123.4Moderate
133.3Moderate
143.3Moderate
153.3Moderate
163.2Moderate
173.2Moderate
183.1Moderate
193.1Moderate
203.0Moderate
213.0Moderate
223.0Moderate
232.9Moderate
242.9Moderate
252.8Moderate
262.8Moderate
272.7Moderate
282.7Moderate
292.6Moderate
302.6Moderate
Planning a trip in September

Is September a good time to visit Ružomberok?

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

4.9
Sightseeing
4th-best month of the year
0.9
Beach & pool
4th-best month of the year

September is a reasonable time to visit Ružomberok for sightseeing.

What to pack for Ružomberok in September

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

In September, Ružomberok sees daytime highs around 16°C and nights near 7°C. Worth packing: a warm layer and rain gear. About 12 days see rain.

a warm layerrain gear

UV index in Ružomberok 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 Ružomberok peaks around July 11 at about 8 (very 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 11UV 8Dec 20UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr6High
May6High
Jun8Very high
Jul8Very high
Aug7High
Sep5Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Ružomberok 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 Ružomberok is worst in June — around 23 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (December, 13 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Ružomberok's WHO annual average of 18.2 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 1923 µg/m³Dec 1413 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb16Moderate
Mar20Moderate
Apr21Moderate
May21Moderate
Jun23Moderate
Jul22Moderate
Aug21Moderate
Sep17Moderate
Oct14Moderate
Nov14Moderate
Dec13Moderate
Location & terrain

Where is Ružomberok?

Ružomberok sits at 49.1°N, 19.3°E, 481 m above sea level, in Slovakia. The nearest listed city is Dolný Kubín, 15 km away.

MartinBreznoBanská BystricaŽilinaRajecke TepliceZakopane

Topography around Ružomberok

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

Within 3 km, the terrain around Ružomberok has significant variations in elevation — a maximum elevation change of 497 m around an average of 561 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,196 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,369 m.

The land around Ružomberok is covered by trees (35%), cropland (28%) and artificial surfaces (21%) within 3 km, trees (68%) within 16 km, and trees (71%) within 80 km.

3 km
497 m
16 km
1,196 m
80 km
2,369 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Dolný Kubín 15 km · Liptovský Mikuláš 23 km · Martin 28 km · Brezno 38 km · Banská Bystrica 39 km · Žilina 44 km · Rajecke Teplice 46 km · Zakopane 53 km

Slovakia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / E / F
230 V · 50 Hz
Prices
≈ 58% of US
price level, 2025
GDP per capita
$28,544
2025
Happiness
6.3 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.1
per 100k, 2023
Road deaths
6.1
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 606
Religion
Roman Catholic 56%none 24%Evangelical Church of the Augsburg Confession 5%Greek Catholic 4%

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 Ružomberok (49.0748°, 19.3075°, elevation 481 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).