Dlhé diely weather in January

In January, Dlhé diely sees average daytime highs of 3°C and overnight lows near -2°C, with 35 mm of precipitation across 7.9 wet days and about 8.6 hours of daylight. It is the 12th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 3°C through the month. The sky is clear or mostly clear about 18% of the time in January, and the air most often feels dry.

Daylight stretches from about 8 h 12 min at the start of January to 9 h 06 min by month's end. Set against the rest of the year, January is Dlhé diely's 10th-clearest and 5th-windiest month. For the whole year in context, see Dlhé diely's year-round climate.

Daytime high
12th warmest
Overnight low
-2°
1st coldest
Precipitation
35 mm
7.9 wet days
Daylight
8 h 36 min
7:44 AM – 4:18 PM
Cloud cover
72%
10th clearest
Wind
12 km/h
5th windiest
Solar energy
1.14 kWh/m²
Travel score
0.0
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 3°C through the month.

A typical January day in Dlhé diely reaches about 3°C in the afternoon and slips back to -2°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between -3°C and 9°C. Set against its neighbours, January runs on par with December and about 2°C cooler than February.

-15°-10°-5°10°151015202531
Avg high (°C)Avg low (°C)
12-2
23-2
33-2
43-2
53-2
63-2
73-2
83-2
93-2
103-2
113-2
123-2
133-2
143-2
153-2
163-2
173-2
183-2
193-2
203-2
213-3
223-3
232-3
243-3
253-3
263-3
273-3
283-3
293-3
303-3
313-3

How January really feels in Dlhé diely

Once humidity and wind are folded in, January averages 0 days that feel above 32°C and 31 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
31
wind chill below the day's low

The story in January is cold — wind chill drags the overnight "feels like" below the raw low.

Dlhé diely weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°357.93.78.60.0
Feb / -1°327.73.19.90.2
Mar10° / 428.81.911.62.4
Apr16° / 448.10.413.45.2
May21° / 11°6911.1014.96.3
Jun24° / 14°7311.3015.86.7
Jul27° / 16°7811.6015.46.5
Aug26° / 16°679.5014.16.8
Sep21° / 12°679012.46.6
Oct15° / 488.70.210.64.5
Nov / 468.81.691.5
Dec / -1°408.42.98.20.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 12% of January, with mostly cloudy or overcast conditions the remaining 70%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13169
23169
33070
42971
52971
62971
72872
82971
92971
102971
112971
122971
133070
142971
152971
162971
173070
183169
193169
203070
213070
223070
233169
243268
253169
263268
273169
283268
293367
303466
313466

Chance of precipitation in January

Any precipitationSnow

Dlhé diely gets around 35 mm of rain and snow over 7.9 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 25% and peaks near 28% on the wettest days, and about 4 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
12812
22811
32811
42811
52711
62710
72610
82510
9259
10249
11249
12239
13239
142310
152310
162310
172311
182311
192412
202413
212513
222514
232614
242614
252614
262714
272713
282613
292613
302612
312612

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in January

Winds average 12 km/h in January.

Across January, 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.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 8 h 12 min at the start of January to 9 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over January. Sunrise moves from 7:49 AM to 7:31 AM, and sunset from 4:01 PM to 4:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.27:494:01
28.27:494:02
38.27:494:03
48.37:494:04
58.37:494:05
68.37:484:06
78.37:484:07
88.37:484:08
98.47:484:09
108.47:474:10
118.47:474:12
128.47:464:13
138.57:464:14
148.57:454:15
158.57:454:17
168.67:444:18
178.67:444:19
188.67:434:21
198.77:424:22
208.77:424:23
218.77:414:25
228.87:404:26
238.87:394:28
248.87:384:29
258.97:374:30
268.97:364:32
279.07:354:33
289.07:344:35
299.17:334:36
309.17:324:38
319.17:314:40

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 1.14 kWh/m².

For context, solar energy here swings from a low near 0.89 kWh/m² to a high of 5.83 kWh/m² in June across the year — January's 1.14 kWh/m² sits near the bottom.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
10.9Dim
20.9Dim
31.0Dim
41.0Dim
51.0Dim
61.0Dim
71.0Dim
81.0Dim
91.0Dim
101.0Dim
111.1Dim
121.1Dim
131.1Dim
141.1Dim
151.1Dim
161.1Dim
171.1Dim
181.2Dim
191.2Dim
201.2Dim
211.2Dim
221.3Dim
231.3Dim
241.3Dim
251.3Dim
261.4Dim
271.4Dim
281.4Dim
291.4Dim
301.5Dim
311.5Dim
Planning a trip in January

Is January a good time to visit Dlhé diely?

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

0.0
Sightseeing
11th-best month of the year
0.0
Beach & pool
9th-best month of the year

January is a weaker month for outdoor sightseeing in Dlhé diely.

What to pack for Dlhé diely in January

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

In January, Dlhé diely sees daytime highs around 3°C and nights near -2°C. Pack a warm layer and a heavy coat. About 8 days see rain.

a warm layera heavy coat

UV index in Dlhé diely in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Dlhé diely 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 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 11UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr6High
May6High
Jun7Very high
Jul8Very high
Aug7High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Dlhé diely in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Dlhé diely is worst in June — around 17 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodJun 1516 µg/m³Dec 1411 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar16Moderate
Apr16Moderate
May16Moderate
Jun17Moderate
Jul15Moderate
Aug15Moderate
Sep13Moderate
Oct12Moderate
Nov12Good
Dec11Good
Location & terrain

Where is Dlhé diely?

Dlhé diely sits at 48.2°N, 17.0°E, 175 m above sea level, in Slovakia. The nearest listed city is Karlova Ves, 1.0 km away.

Topography around Dlhé diely

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

Within 3 km, the terrain around Dlhé diely has only modest variations in elevation — a maximum elevation change of 241 m around an average of 197 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 477 m; within 80 km, large variations in elevation — a maximum elevation change of 835 m.

The land around Dlhé diely is covered by trees (67%) within 3 km, cropland (41%) and trees (35%) within 16 km, and cropland (54%) and trees (28%) within 80 km.

3 km
241 m
16 km
477 m
80 km
835 m
treesgrasslandcroplandartificial surfaceswaterwetland
January weather nearby: Karlova Ves 1.0 km · Staré Mesto 3.0 km · Dúbravka 4.0 km · Bratislava 5.0 km · Petržalka 7.0 km · Devínska Nová Ves 8.0 km · Vrakuňa 12 km · Podunajské Biskupice 12 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 Dlhé diely (48.1545°, 17.0461°, elevation 175 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).