Grudziądz weather in July

In July, Grudziądz sees average daytime highs of 23°C and overnight lows near 14°C, with 85 mm of rain across 12.6 wet days and about 16.2 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 22°C in the first days to 24°C by the end. The sky is clear or mostly clear about 24% of the time in July, and the air most often feels dry.

Daylight stretches from about 16 h 42 min at the start of July to 15 h 36 min by month's end. Set against the rest of the year, July is Grudziądz's 2nd-clearest and 11th-windiest month. For the whole year in context, see Grudziądz's year-round climate.

Daytime high
23°
1st warmest
Overnight low
14°
12th coldest
Rainfall
85 mm
12.6 wet days
Daylight
16 h 18 min
3:42 AM – 8:00 PM
Cloud cover
61%
2nd clearest
Wind
12 km/h
11th windiest
Solar energy
5.13 kWh/m²
Travel score
6.4
out of 10

Grudziądz is city with powiat rights of Poland.

Air quality
Elevated
PM2.5 19.6 µg/m³ · 2019
Density
1,602/km²
people per km²
Founded
1291

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 22°C in the first days to 24°C by the end.

A typical July day in Grudziądz reaches about 23°C in the afternoon and slips back to 14°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 28°C. Set against its neighbours, July runs about 2°C warmer than June and on par with August.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12213
22213
32213
42213
52213
62213
72213
82213
92313
102313
112313
122314
132314
142314
152314
162314
172314
182314
192314
202314
212314
222314
232314
242414
252414
262414
272414
282414
292414
302414
312414

How July really feels in Grudziądz

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

July sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Grudziądz weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -3°389.85.37.80.0
Feb / -3°328.74.39.40.0
Mar / -1°399.82.911.50.7
Apr13° / 389.30.613.73.6
May18° / 6211.6015.65.5
Jun21° / 11°6711.7016.76.0
Jul23° / 14°8512.6016.26.4
Aug23° / 13°6410.6014.66.7
Sep18° / 10°529012.55.8
Oct12° / 459.20.210.33.3
Nov / 379.21.78.30.6
Dec / -2°429.94.37.30.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 21% of July, with mostly cloudy or overcast conditions the remaining 55%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14357
24456
34456
44357
54456
64456
74357
84357
94357
104456
114357
124357
134456
144357
154456
164456
174456
184456
194456
204555
214456
224654
234654
244753
254654
264852
274753
284852
294852
304852
314951

Chance of precipitation in July

Any precipitation

Grudziądz gets around 85 mm of rain over 12.6 wet days in July, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 40% and peaks near 42% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
142
242
342
442
542
642
742
842
942
1042
1142
1242
1342
1441
1541
1641
1740
1840
1940
2039
2139
2239
2339
2438
2538
2638
2738
2837
2937
3037
3137

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the dry band about 41% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15827123
25728123
35529133
45330143
55330143
65131153
75032153
84833163
94733173
104634174
114434174
124335184
134236184
144136184
154137194
164037194
173938204
183838204
193739204
203639205
213540215
223440215
233341215
243241225
253141225
263141235
273041246
282941246
292941256
302841256
312841266

Wind in July

Winds average 12 km/h in July.

Across July, daily wind ranges from about 11 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3111calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 16 h 42 min at the start of July to 15 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over July. Sunrise moves from 3:27 AM to 4:04 AM, and sunset from 8:10 PM to 7:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
116.73:278:10
216.73:288:09
316.73:288:09
416.73:298:09
516.63:308:08
616.63:318:08
716.63:328:07
816.63:338:06
916.53:348:06
1016.53:358:05
1116.53:368:04
1216.43:378:03
1316.43:388:03
1416.43:398:02
1516.33:408:01
1616.33:428:00
1716.33:437:58
1816.23:447:57
1916.23:467:56
2016.13:477:55
2116.13:487:54
2216.03:507:52
2316.03:517:51
2415.93:537:49
2515.93:547:48
2615.83:567:46
2715.83:577:45
2815.73:597:43
2915.74:017:42
3015.64:027:40
3115.64:047:38

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.13 kWh/m².

For context, solar energy here swings from a low near 0.47 kWh/m² to a high of 5.39 kWh/m² in June across the year — July's 5.13 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.9Bright
304.8Bright
314.8Bright
Planning a trip in July

Is July a good time to visit Grudziądz?

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

6.4
Sightseeing
2nd-best month of the year
4.9
Beach & pool
2nd-best month of the year

July is a reasonable time to visit Grudziądz for sightseeing.

What to pack for Grudziądz in July

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

In July, Grudziądz sees daytime highs around 23°C and nights near 14°C. Worth packing: light clothes, rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Grudziądz in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks 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 Grudziądz peaks around June 19 at about 6 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 21 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 19UV 6Dec 21UV 0
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May5High
Jun6High
Jul6High
Aug5High
Sep4Moderate
Oct2Low
Nov1Low
Dec0Low

Air quality in Grudziądz in July

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Grudziądz is worst in April — around 24 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (December, 13 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Grudziądz's WHO annual average of 19.6 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1024 µg/m³Dec 1613 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb18Moderate
Mar24Moderate
Apr24Moderate
May22Moderate
Jun24Moderate
Jul22Moderate
Aug21Moderate
Sep19Moderate
Oct16Moderate
Nov15Moderate
Dec13Moderate
Location & terrain

Where is Grudziądz?

Grudziądz sits at 53.5°N, 18.8°E, 22 m above sea level, in Poland. The nearest listed city is Świecie, 22 km away.

BrodnicaTorunFordonIława

Topography around Grudziądz

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

Within 3 km, the terrain around Grudziądz has only modest variations in elevation — a maximum elevation change of 84 m around an average of 28 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 123 m; within 80 km, significant variations in elevation — a maximum elevation change of 325 m.

The land around Grudziądz is covered by trees (30%) and artificial surfaces (27%) within 3 km, cropland (45%) and trees (35%) within 16 km, and cropland (50%) and trees (36%) within 80 km.

3 km
84 m
16 km
123 m
80 km
325 m
treesgrasslandcroplandartificial surfaceswater
July weather nearby: Świecie 22 km · Chełmno 26 km · Kwidzyn 29 km · Chełmża 35 km · Brodnica 49 km · Torun 53 km · Fordon 54 km · Iława 55 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 Grudziądz (53.4841°, 18.7537°, elevation 22 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).