Opoczno weather in January

In January, Opoczno sees average daytime highs of 1°C and overnight lows near -4°C, with 37 mm of precipitation across 10.1 wet days and about 8.2 hours of daylight. It is the 12th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 1°C through the month. The sky is clear or mostly clear about 13% of the time in January, and the air most often feels dry.

Daylight stretches from about 7 h 42 min at the start of January to 8 h 48 min by month's end. Set against the rest of the year, January is Opoczno's 9th-clearest and 1st-windiest month. For the whole year in context, see Opoczno's year-round climate.

Daytime high
12th warmest
Overnight low
-4°
1st coldest
Precipitation
37 mm
10.1 wet days
Daylight
8 h 06 min
7:45 AM – 3:51 PM
Cloud cover
77%
9th clearest
Wind
16 km/h
1st windiest
Solar energy
0.82 kWh/m²
Travel score
0.0
out of 10

Opoczno is town in Poland.

Air quality
Moderate
PM10 30.5 µg/m³ · 2019
Density
904/km²
people per km²
Founded
1400

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 1°C through the month.

A typical January day in Opoczno reaches about 1°C in the afternoon and slips back to -4°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between -6°C and 7°C. Set against its neighbours, January runs about 1°C cooler than December and about 2°C cooler than February.

-15°-10°-5°10°151015202531
Avg high (°C)Avg low (°C)
11-3
21-3
31-3
41-3
51-3
61-3
71-3
81-3
91-3
101-3
111-3
121-3
131-3
141-3
151-3
161-3
171-4
181-4
191-4
201-4
211-4
221-4
231-4
241-4
251-4
261-4
271-4
281-4
291-4
301-4
311-4

How January really feels in Opoczno

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.

Opoczno 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 / -4°3710.168.20.0
Feb / -3°359.55.19.60.0
Mar / -1°4210.13.311.50.9
Apr14° / 439.41.113.54.0
May19° / 69120.115.35.8
Jun22° / 12°6711.8016.36.3
Jul24° / 14°8212.4015.96.6
Aug24° / 13°6010.2014.46.8
Sep19° / 589.7012.45.9
Oct13° / 449.20.310.43.5
Nov / 388.62.28.60.8
Dec / -2°399.44.37.70.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 10% of January, with mostly cloudy or overcast conditions the remaining 77%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12476
22377
32377
42377
52377
62278
72278
82377
92377
102476
112476
122476
132476
142476
152476
162575
172476
182476
192476
202476
212476
222476
232476
242377
252377
262377
272377
282278
292278
302278
312278

Chance of precipitation in January

Any precipitationSnow

Opoczno gets around 37 mm of rain and snow over 10.1 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 32% and peaks near 34% on the wettest days, and about 6 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
13416
23416
33416
43417
53417
63417
73417
83417
93418
103418
113318
123318
133218
143218
153118
163119
173119
183019
193019
203020
213020
223020
233020
243120
253120
263219
273219
283219
293319
303319
313318

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 16 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 16 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 7 h 42 min at the start of January to 8 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over January. Sunrise moves from 7:51 AM to 7:29 AM, and sunset from 3:33 PM to 4:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
17.77:513:33
27.77:513:34
37.77:513:35
47.87:513:36
57.87:513:37
67.87:503:38
77.87:503:39
87.87:503:41
97.97:493:42
107.97:493:43
117.97:483:44
128.07:483:46
138.07:473:47
148.07:463:48
158.17:463:50
168.17:453:51
178.17:443:53
188.27:433:54
198.27:433:56
208.37:423:57
218.37:413:59
228.37:404:01
238.47:394:02
248.47:384:04
258.57:364:05
268.57:354:07
278.67:344:09
288.67:334:10
298.77:314:12
308.77:304:14
318.87:294:16

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 0.82 kWh/m².

For context, solar energy here swings from a low near 0.61 kWh/m² to a high of 5.47 kWh/m² in June across the year — January's 0.82 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.6Dim
20.7Dim
30.7Dim
40.7Dim
50.7Dim
60.7Dim
70.7Dim
80.7Dim
90.7Dim
100.7Dim
110.7Dim
120.8Dim
130.8Dim
140.8Dim
150.8Dim
160.8Dim
170.8Dim
180.8Dim
190.9Dim
200.9Dim
210.9Dim
220.9Dim
230.9Dim
241.0Dim
251.0Dim
261.0Dim
271.0Dim
281.0Dim
291.1Dim
301.1Dim
311.1Dim
Planning a trip in January

Is January a good time to visit Opoczno?

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

0.0
Sightseeing
10th-best month of the year
0.0
Beach & pool
8th-best month of the year

January is a weaker month for outdoor sightseeing in Opoczno.

What to pack for Opoczno in January

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

In January, Opoczno sees daytime highs around 1°C and nights near -4°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 10 days see rain.

a warm layera heavy coatrain gear

UV index in Opoczno 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 Opoczno peaks around June 21 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 21UV 7Dec 19UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May5High
Jun7High
Jul6High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Opoczno?

Opoczno sits at 51.4°N, 20.3°E, 193 m above sea level, in Poland. The nearest listed city is Końskie, 22 km away.

Piotrków TrybunalskiRawa MazowieckaSkarżysko-KamiennaRadomKielceBełchatów

Topography around Opoczno

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

Within 3 km, the terrain around Opoczno has only modest variations in elevation — a maximum elevation change of 59 m around an average of 190 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 163 m; within 80 km, large variations in elevation — a maximum elevation change of 717 m.

The land around Opoczno is covered by grassland (46%) and trees (24%) within 3 km, trees (46%), grassland (26%) and cropland (26%) within 16 km, and trees (46%), cropland (28%) and grassland (23%) within 80 km.

3 km
59 m
16 km
163 m
80 km
717 m
treesgrasslandcroplandartificial surfaces
January weather nearby: Końskie 22 km · Tomaszów Mazowiecki 25 km · Piotrków Trybunalski 40 km · Rawa Mazowiecka 43 km · Skarżysko-Kamienna 51 km · Radom 60 km · Kielce 61 km · Bełchatów 64 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 Opoczno (51.3757°, 20.2783°, elevation 193 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).