Bartoszyce in Summer
In summer (June, July and August), Bartoszyce sees average daytime highs around 22°C and overnight lows near 12°C, with 227 mm of rain over about 38 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 22°C. The sky is clear or mostly clear about 24% of the time across summer, and the air most often feels dry.
Summer is Bartoszyce's best season of the year to visit on our travel score. For the whole year in context, see Bartoszyce's year-round climate.
- Avg daytime high
- 22°C
- warmest season of the year
- Avg overnight low
- 12°C
- Rainfall
- 227 mm
- 38 wet days
- Avg wind
- 11 km/h
- Travel score
- 6.2
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Bartoszyce in Summer
Across summer, daytime highs hold fairly steady around 22°C.
A typical summer day in Bartoszyce reaches about 22°C and drops to 12°C overnight. The warmest of the three months is July, the coolest June.
How summer really feels in Bartoszyce
Once humidity and wind are folded in, summer brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Bartoszyce weather by month
How the three summer months (June, July and August) 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 | 0° / -4° | 45 | 11 | 6.7 | 7.7 | 0.0 |
| Feb | 1° / -4° | 38 | 9.6 | 5.6 | 9.3 | 0.0 |
| Mar | 6° / -1° | 44 | 10.2 | 4 | 11.5 | 0.4 |
| Apr | 12° / 3° | 43 | 10.2 | 1.3 | 13.7 | 3.2 |
| May | 17° / 7° | 61 | 11.3 | 0.1 | 15.7 | 5.4 |
| Jun | 20° / 11° | 73 | 12.6 | 0 | 16.8 | 5.8 |
| Jul | 22° / 13° | 84 | 13.1 | 0 | 16.4 | 6.3 |
| Aug | 22° / 13° | 70 | 12 | 0 | 14.7 | 6.4 |
| Sep | 17° / 9° | 56 | 9.7 | 0 | 12.5 | 5.5 |
| Oct | 11° / 5° | 54 | 10.6 | 0.3 | 10.2 | 2.8 |
| Nov | 5° / 1° | 45 | 10 | 2.4 | 8.2 | 0.4 |
| Dec | 2° / -2° | 45 | 10.4 | 5.4 | 7.2 | 0.0 |
Cloud cover in Summer
The sky is clear or mostly clear about 24% of the time across summer.
Chance of precipitation in Summer
Bartoszyce gets around 227 mm of rain over 38 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 11 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 16 h 30 min in early June to 13 h 36 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 5.0 kWh/m².
Is summer a good time to visit Bartoszyce?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a reasonable time to visit Bartoszyce for sightseeing.
What to pack for Bartoszyce in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Bartoszyce sees daytime highs around 22°C and nights near 12°C. Worth packing: light clothes, rain gear and sun protection. About 38 days see rain.
Sea temperature near Bartoszyce in Summer
The nearest coast averages about 17°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 69 km away) is warmest in August at about 19°C and coldest in February near 2°C.
The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 4 | 2 | 3 | 6 | 10 | 15 | 18 | 19 | 16 | 12 | 9 | 6 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Cool | Cool | Bracing | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 4 | Bracing |
| Feb | 2 | Bracing |
| Mar | 3 | Bracing |
| Apr | 6 | Bracing |
| May | 10 | Bracing |
| Jun | 15 | Bracing |
| Jul | 18 | Cool |
| Aug | 19 | Cool |
| Sep | 16 | Cool |
| Oct | 12 | Bracing |
| Nov | 9 | Bracing |
| Dec | 6 | Bracing |
UV index in Bartoszyce in Summer
Clear-sky midday UV across summer averages around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Bartoszyce peaks around July 14 at about 6 (high) — a little sun protection helps at midday. It bottoms out near December 20 at about 0 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 1 | 2 | 4 | 5 | 6 | 6 | 5 | 4 | 2 | 1 | 0 |
| Level | Low | Low | Moderate | Moderate | Moderate | High | High | High | Moderate | Low | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 1 | Low |
| Mar | 2 | Moderate |
| Apr | 4 | Moderate |
| May | 5 | Moderate |
| Jun | 6 | High |
| Jul | 6 | High |
| Aug | 5 | High |
| Sep | 4 | Moderate |
| Oct | 2 | Low |
| Nov | 1 | Low |
| Dec | 0 | Low |
Where is Bartoszyce?
Bartoszyce sits at 54.3°N, 20.8°E, 41 m above sea level, in Poland. The nearest listed city is Lidzbark Warmiński, 21 km away.
Topography around Bartoszyce
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Bartoszyce.
Within 3 km, the terrain around Bartoszyce has only modest variations in elevation — a maximum elevation change of 48 m around an average of 58 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 132 m; within 80 km, only modest variations in elevation — a maximum elevation change of 237 m.
The land around Bartoszyce is covered by cropland (41%), grassland (26%) and trees (20%) within 3 km, cropland (49%), trees (29%) and grassland (21%) within 16 km, and trees (37%), grassland (29%) and cropland (24%) 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 Bartoszyce (54.2535°, 20.8082°, elevation 41 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.