Chełmno, Poland

Full City Profile

2.7 /5.0

C+ Fair

20,576 Population 3,927/sq mi density

236 ft Elevation 72 meters

46°F Avg Temperature 8°C

C+

Overall

2.7 / 5.0

Fair overall score based on economy, affordability, safety and education

C+

Economy

2.7 / 5.0

$24,408 median income, unemployment

Chełmno experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 28°F in January while summers reach 64°F in July. The area gets 296 sunny days per year. Annual precipitation totals 21.9 inches. The area receives 3.7 inches of snow annually.

Temperature

28°F Jan (-2°C) 64°F Jul (18°C)

Annual Average	46.3°F
	14% below US avg
January Average	28°F (-2°C)
July Average	64°F (18°C)
Sunny Days	296 days/yr

Geography

Elevation	236 ft (72 m)
Area	5.2 sq mi (13.6 km²)
Population Density	3,927/sq mi
Coordinates	53.3486°N, 18.4251°W
Timezone	Europe/Warsaw

Precipitation & Snow

Annual Rainfall 21.9"

43% below US avg

Snowfall 3.7"

Wettest Month (Jul) 3.15"

Driest Month (Feb) 0.94"

Air Quality

Earthquake History

1 earthquake (M2.5+) within 150 km since 1990. Strongest: M3.0. Most recent: M3.0 on Aug 11, 1997.

Aug 11, 1997	1 km SSW of Niechanowo, Poland	M3.0	112 km

Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	28°F (-2°C)	1.2 in	Coldest
February	30°F (-1°C)	0.9 in	Driest
March	37°F (3°C)	1.1 in
April	45°F (7°C)	1.3 in
May	55°F (13°C)	2.0 in
June	61°F (16°C)	2.7 in
July	64°F (18°C)	3.2 in	Warmest, Wettest
August	64°F (18°C)	2.4 in
September	56°F (13°C)	2.1 in
October	47°F (8°C)	1.7 in
November	38°F (3°C)	1.7 in
December	32°F (0°C)	1.6 in

Chełmno has a seasonal temperature swing of 36°F / from 28°F in January to 64°F in July. Total annual precipitation is 21.8 inches, with July being the wettest month (3.2") and February the driest (0.9").

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