Konstancin-Jeziorna in Winter
In winter (December, January and February), Konstancin-Jeziorna sees average daytime highs around 2°C and overnight lows near -3°C, with 117 mm of precipitation over about 30 wet days across the season. It is the coldest season of the year and the driest season of the year.
Across winter, daytime highs hold fairly steady around 2°C. The sky is clear or mostly clear about 12% of the time across winter, and the air most often feels dry.
Winter is Konstancin-Jeziorna's weakest season of the year to visit on our travel score. For the whole year in context, see Konstancin-Jeziorna's year-round climate.
- Avg daytime high
- 2°C
- coldest season of the year
- Avg overnight low
- -3°C
- Precipitation
- 117 mm
- 30 wet days
- Avg wind
- 14 km/h
- Travel score
- 0.0
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Konstancin-Jeziorna in Winter
Across winter, daytime highs hold fairly steady around 2°C.
A typical winter day in Konstancin-Jeziorna reaches about 2°C and drops to -3°C overnight. The warmest of the three months is February, the coolest January.
How winter really feels in Konstancin-Jeziorna
Once humidity and wind are folded in, winter brings about 0 days that feel above 32°C and 90 that feel at or below 0°C.
The story in winter is cold — wind chill drags the overnight "feels like" below the raw low.
Konstancin-Jeziorna weather by month
How the three winter months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 1° / -4° | 39 | 9.9 | 5.7 | 8 | 0.0 |
| Feb | 3° / -3° | 37 | 9.8 | 5.5 | 9.6 | 0.0 |
| Mar | 7° / -0° | 43 | 10.4 | 2.9 | 11.5 | 0.9 |
| Apr | 14° / 4° | 47 | 9.7 | 0.8 | 13.6 | 4.0 |
| May | 19° / 9° | 69 | 12.4 | 0.1 | 15.4 | 5.8 |
| Jun | 22° / 12° | 69 | 11.8 | 0 | 16.4 | 6.3 |
| Jul | 24° / 14° | 84 | 12.9 | 0 | 16 | 6.5 |
| Aug | 24° / 14° | 67 | 10.4 | 0 | 14.4 | 6.8 |
| Sep | 19° / 9° | 58 | 9.7 | 0 | 12.4 | 5.8 |
| Oct | 13° / 5° | 45 | 9.6 | 0.2 | 10.4 | 3.4 |
| Nov | 6° / 2° | 40 | 9.2 | 2.4 | 8.5 | 0.7 |
| Dec | 2° / -2° | 41 | 9.8 | 4.5 | 7.6 | 0.0 |
Cloud cover in Winter
The sky is clear or mostly clear about 12% of the time across winter.
Chance of precipitation in Winter
Konstancin-Jeziorna gets around 117 mm of rain and snow over 30 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 14 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 7 h 48 min in early December to 10 h 24 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 0.9 kWh/m².
Is winter a good time to visit Konstancin-Jeziorna?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a weaker month for outdoor sightseeing in Konstancin-Jeziorna.
What to pack for Konstancin-Jeziorna in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Konstancin-Jeziorna sees daytime highs around 2°C and nights near -3°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 30 days see rain.
UV index in Konstancin-Jeziorna in Winter
Clear-sky midday UV across winter averages around 1. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Konstancin-Jeziorna peaks around June 20 at about 6 (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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 1 | 3 | 4 | 5 | 6 | 6 | 6 | 4 | 2 | 1 | 1 |
| Level | Low | Low | Moderate | Moderate | High | High | High | High | Moderate | Low | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 1 | Low |
| Mar | 3 | Moderate |
| Apr | 4 | Moderate |
| May | 5 | High |
| Jun | 6 | High |
| Jul | 6 | High |
| Aug | 6 | High |
| Sep | 4 | Moderate |
| Oct | 2 | Low |
| Nov | 1 | Low |
| Dec | 1 | Low |
Air quality in Konstancin-Jeziorna in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.
Air quality in Konstancin-Jeziorna is worst in June — around 16 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 9 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 11 | 12 | 16 | 15 | 15 | 16 | 15 | 15 | 13 | 11 | 11 | 9 |
| Level | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 12 | Good |
| Mar | 16 | Moderate |
| Apr | 15 | Moderate |
| May | 15 | Moderate |
| Jun | 16 | Moderate |
| Jul | 15 | Moderate |
| Aug | 15 | Moderate |
| Sep | 13 | Moderate |
| Oct | 11 | Good |
| Nov | 11 | Good |
| Dec | 9 | Good |
Where is Konstancin-Jeziorna?
Konstancin-Jeziorna sits at 52.1°N, 21.1°E, 89 m above sea level, in Poland. The nearest listed city is Kabaty, 5.0 km away.
Topography around Konstancin-Jeziorna
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Konstancin-Jeziorna.
Within 3 km, the terrain around Konstancin-Jeziorna has only modest variations in elevation — a maximum elevation change of 45 m around an average of 96 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 93 m; within 80 km, only modest variations in elevation — a maximum elevation change of 173 m.
The land around Konstancin-Jeziorna is covered by trees (57%) and grassland (21%) within 3 km, trees (55%) and grassland (20%) within 16 km, and trees (42%), cropland (29%) and grassland (25%) within 80 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
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 Konstancin-Jeziorna (52.0938°, 21.1176°, elevation 89 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.