The bar chart below shows the average monthly peak daytime temperatures at Łęczna
		
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | -2.4 | -0.6 | 5.8 | 13.6 | 18.8 | 21.7 | 23.2 | 22.7 | 18.5 | 12.8 | 5.4 | -0.2 | 
| °F | 27.6 | 30.9 | 42.4 | 56.5 | 65.9 | 71 | 73.8 | 72.9 | 65.2 | 55.1 | 41.8 | 31.6 | 
Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.
The graph below shows the average rainfall and number of rainy days per month.
		
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | 25 | 23 | 26 | 36 | 55 | 75 | 77 | 64 | 47 | 38 | 35 | 32 | 
| inches | 1 | 0.9 | 1 | 1.4 | 2.2 | 3 | 3 | 2.5 | 1.9 | 1.5 | 1.4 | 1.3 | 
| Rainy days | 15 | 13 | 13 | 12 | 13 | 15 | 14 | 12 | 13 | 13 | 15 | 17 | 
Average annual rainfall in Łęczna: 607.067mm (239 inches)
The bar chart below shows the average daily sunshine hours in Łęczna
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hrs sunshine | 1.9 | 2.8 | 4.3 | 5.9 | 7.7 | 8.1 | 8.2 | 7.9 | 5.8 | 4.3 | 2 | 1.4 | 
The graph below shows the daily range of temperatures for each month.
		
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min °C | -8.3 | -6.8 | -2 | 3.8 | 8.1 | 11.1 | 12.7 | 11.8 | 8.7 | 4.6 | 0 | -5.1 | 
| Max °C | -2.3 | -0.5 | 6 | 13.9 | 19.1 | 22 | 23.5 | 23 | 18.7 | 13.1 | 5.6 | -0.1 | 
| Min °F | 17.1 | 19.9 | 28.5 | 38.8 | 46.6 | 51.9 | 54.9 | 53.2 | 47.7 | 40.2 | 32.1 | 22.8 | 
| Max °F | 22.5 | 25.5 | 35.6 | 47.8 | 56.5 | 61.7 | 64.6 | 63.3 | 56.7 | 47.8 | 37 | 27.3 | 
The graph below shows the average sea temperature.
		
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 6.3 | 5.2 | 5.3 | 7 | 11.1 | 16.1 | 19.8 | 20.9 | 18.4 | 14.6 | 11.1 | 8.2 | 
| °F | 43.3 | 41.3 | 41.5 | 44.6 | 51.9 | 60.9 | 67.7 | 69.7 | 65.1 | 58.3 | 51.9 | 46.7 | 
The graph below shows the average wind speed.
		
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| km/h | 14 | 14 | 14 | 13 | 11 | 10 | 10 | 10 | 11 | 12 | 14 | 14 | 
| mph | 9 | 9 | 9 | 8 | 7 | 7 | 6 | 6 | 7 | 8 | 9 | 9 | 
A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.
The graph below shows the average relative humidity.
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | 
|---|---|---|---|---|---|---|---|---|---|---|---|
| 91% | 88% | 81% | 74% | 74% | 76% | 76% | 77% | 81% | 84% | 89% | 91% | 
| Hottest month: | July | 23.2°C 73.8°F | 
|---|---|---|
| Driest month: | February | 23mm 0.9ins | 
| Sunniest month: | August | 7.9hrs | 
| Coldest month: | January | -2.4°C 27.7°F | 
| Wettest month: | July | 77mm 3ins | 
| Warmest sea: | August | 20.9°C 69.6°F |