Ustroń, Poland experiences average highs of 13°C (55°F) and lows of 6°C (43°F) throughout the year. Rainfall is frequent, averaging about 13 rainy days per month. Average highs have warmed by 0.6°C (1.1°F) across the available records.
Ustroń, Poland Weather & Climate 2026
Monthly climate averages for Ustroń, Poland. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Feb–Dec 
Wetter season: Jan–Jul At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
4.6/10
Best: June, July, August, September
UV Index
3
Low
Temperature 13°C / 6°C
Feels Like 11°C / 3°C
Rainy Days 13
Rainfall 87 mm
Sunshine 8 h
Humidity 79%
Wind Speed 17 km/h
Dew Point 6°C
Snow Days 8 days
Frost Days 14 days
Hottest Month
24°C
August
Avg Low15°C
Rain13days
Coldest Month
-3°C
January
Avg High2°C
Rain14days
Driest Month
11days
November
Avg High8°C
Avg Low3°C
Windiest Month
19 km/h
January (Gusts 39)
Worst Time to Visit
Consider avoiding January, February, November, December due to very cold temperatures, frequent rain.
Sun Position
Sunrise 04:38
Daylight 16.3h
Sunset 20:55
Live conditions—
Ustroń on the map · live conditions
Ustroń, Poland
- Continent
- Europe
- Country
- Poland
- City
- Ustroń
- Population
- 15.6K
- Coordinates
- 49.72°, 18.80°
Seasonal Breakdown
Spring
Mar–May
Avg High 13°C
Avg Low 4°C
Rain 13 days/mo
Summer
Jun–Aug
Avg High 23°C
Avg Low 15°C
Rain 14 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 14°C
Avg Low 7°C
Rain 12 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 3°C
Avg Low -2°C
Rain 13 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 2°C / -3°C . Feb: 5°C / -2°C . Mar: 9°C / 0°C . Apr: 13°C / 4°C . May: 17°C / 8°C . Jun: 23°C / 14°C . Jul: 23°C / 15°C . Aug: 24°C / 15°C . Sep: 19°C / 11°C . Oct: 14°C / 7°C . Nov: 8°C / 3°C . Dec: 4°C / -1°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 69 mm. Feb: 73 mm. Mar: 53 mm. Apr: 72 mm. May: 98 mm. Jun: 95 mm. Jul: 126 mm. Aug: 124 mm. Sep: 113 mm. Oct: 88 mm. Nov: 63 mm. Dec: 72 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 85%. Feb: 82%. Mar: 75%. Apr: 72%. May: 74%. Jun: 75%. Jul: 75%. Aug: 77%. Sep: 80%. Oct: 81%. Nov: 86%. Dec: 87%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 19 km/h . Feb: 19 km/h . Mar: 18 km/h . Apr: 18 km/h . May: 16 km/h . Jun: 15 km/h . Jul: 14 km/h . Aug: 14 km/h . Sep: 15 km/h . Oct: 18 km/h . Nov: 17 km/h . Dec: 18 km/h .
Sunshine
Sunshine
Sunshine: Jan: 4h. Feb: 5h. Mar: 8h. Apr: 9h. May: 11h. Jun: 12h. Jul: 12h. Aug: 10h. Sep: 8h. Oct: 6h. Nov: 4h. Dec: 3h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 1. Feb: UV 2. Mar: UV 3. Apr: UV 4. May: UV 5. Jun: UV 6. Jul: UV 6. Aug: UV 5. Sep: UV 4. Oct: UV 2. Nov: UV 1. Dec: UV 1.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 15 days. Feb: 11 days. Mar: 6 days. Apr: 5 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 1 days. Nov: 7 days. Dec: 12 days.
Climate Trends
Average highs have warmed by 0.6°C (1.1°F) across the available records. Average rainfall is trending drier by about 10 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Aug 2025 · 23°C | Aug · 24°C |
| Coldest month | Feb 2025 · -3°C | Jan · -3°C |
| Wettest month | Jul 2025 · 207 mm | Jul · 126 mm |
| Windiest month | Jan 2025 · 20 km/h | Jan · 19 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Fair May
Good June best
Excellent July best
Excellent August best
Excellent September best
Good October
Fair November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 2°C / -3°C | -2°C / -8°C | 14days (69 mm) Wet | 4h Fair | 85% Humid | 1.1 Low | Poor | View Details |
| February | 5°C / -2°C | 1°C / -6°C | 13days (73 mm) Wet | 5.1h Fair | 82% Humid | 1.7 Low | Poor | View Details |
| March | 9°C / 0°C | 5°C / -4°C | 12days (53 mm) Wet | 7.6h Good | 75% Muggy | 3.3 Moderate | Poor | View Details |
| April | 13°C / 4°C | 10°C / 1°C | 12days (72 mm) Wet | 9.2h Good | 72% Muggy | 4.4 Moderate | Fair | View Details |
| May | 17°C / 8°C | 16°C / 6°C | 16days (98 mm) Wet | 10.5h Excellent | 74% Muggy | 5.3 High | Good | View Details |
| June best | 23°C / 14°C | 23°C / 13°C | 13days (95 mm) Wet | 11.9h Excellent | 75% Muggy | 5.9 High | Excellent | View Details |
| July best | 23°C / 15°C | 24°C / 15°C | 16days (126 mm) Wet | 11.6h Excellent | 75% Muggy | 5.7 High | Excellent | View Details |
| August best | 24°C / 15°C | 24°C / 15°C | 13days (124 mm) Wet | 10.4h Excellent | 77% Humid | 5.1 High | Excellent | View Details |
| September best | 19°C / 11°C | 19°C / 10°C | 12days (113 mm) Wet | 8.1h Good | 80% Humid | 3.8 Moderate | Good | View Details |
| October | 14°C / 7°C | 12°C / 5°C | 13days (88 mm) Wet | 6.1h Fair | 81% Humid | 2.3 Moderate | Fair | View Details |
| November | 8°C / 3°C | 5°C / -1°C | 11days (63 mm) Wet | 4.3h Fair | 86% Very Muggy | 1.3 Low | Poor | View Details |
| December | 4°C / -1°C | 0°C / -5°C | 13days (72 mm) Wet | 3.3h Poor | 87% Very Muggy | 0.9 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Ustroń are June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Ustroń, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Ustroń is August, with average daytime highs of 24°C (74°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Ustroń is January, with average overnight lows of -3°C (26°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Ustroń is July, averaging 126mm of precipitation across 16 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Ustroń runs through May, July, January, February, with the heaviest rainfall in May. Based on 10-year averages for Ustroń.
Ustroń receives approximately 92 sunshine hours per year. The sunniest month is June with around 12 hours. Based on climate data for Ustroń.
The least favorable months to visit Ustroń are January, February, November, December, primarily due to very cold temperatures, frequent rain. For the best conditions, consider June, July, August, September instead.
The annual average UV index in Ustroń is 3, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Ustroń is 79%, classified as humid. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes, Ustroń receives snow. Months with snowfall average 8 snow days and 15 cm (6 in) of accumulation, with about 14 frost days during winter.
Average wind speeds in Ustroń are 17 km/h (11 mph). The windiest month is January with peak winds reaching 19 km/h (12 mph) (gusts up to 39 km/h / 24 mph).
Ustroń averages 3 clear-sky days per month with overall cloud cover around 65%. The clearest skies occur in September.
The annual average dew point in Ustroń is 6°C (43°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Ustroń has a Oceanic climate, classified as Cfb under the Köppen system. Temperate climates have mild winters and warm summers, with rainfall spread across the year and four distinct seasons.
The 'feels like' temperature in Ustroń ranges from 3°C (37°F) to 11°C (52°F) on average. Wind chill makes winters feel noticeably colder than the actual temperature — layered clothing is recommended.
Yes, June is a great time to visit Ustroń. It earns a climate score of 8.4/10 with Excellent.
For June in Ustroń, pack Umbrella, Waterproof jacket, Sunscreen (SPF 30+), Sunglasses, Comfortable walking shoes. With average highs of 23°C (73°F) and 13 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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