The bar chart below shows the average monthly peak daytime temperatures at Ísafjörður
		
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | -1.5 | -1.2 | -1.2 | 1.3 | 4.9 | 8.2 | 9.9 | 9.6 | 6.1 | 3 | 0.2 | -1.2 | 
| °F | 29.3 | 29.8 | 29.8 | 34.3 | 40.8 | 46.7 | 49.9 | 49.3 | 43.1 | 37.4 | 32.4 | 29.9 | 
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 | 101 | 85 | 87 | 62 | 46 | 51 | 53 | 64 | 93 | 118 | 114 | 95 | 
| inches | 4 | 3.4 | 3.4 | 2.5 | 1.8 | 2 | 2.1 | 2.5 | 3.7 | 4.6 | 4.5 | 3.7 | 
| Rainy days | 22 | 20 | 22 | 19 | 14 | 15 | 15 | 16 | 18 | 22 | 21 | 22 | 
Average annual rainfall in Ísafjörður: 1012.4mm (398.6 inches)
The bar chart below shows the average daily sunshine hours in Ísafjörður
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hrs sunshine | 0.3 | 0.9 | 2.1 | 4 | 2.9 | 0 | 0 | 2.2 | 3.1 | 1.5 | 0.8 | 0.2 | 
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 | -6 | -5.7 | -5.9 | -3.6 | 0 | 3.3 | 5.2 | 4.9 | 2 | -0.7 | -3.9 | -5.8 | 
| Max °C | -1.4 | -1.1 | -1.1 | 1.4 | 5 | 8.3 | 10.1 | 9.7 | 6.3 | 3.1 | 0.3 | -1.1 | 
| Min °F | 21.2 | 21.7 | 21.4 | 25.5 | 32 | 37.9 | 41.3 | 40.8 | 35.5 | 30.7 | 25 | 21.7 | 
| Max °F | 25.3 | 25.9 | 25.7 | 30 | 36.5 | 42.4 | 45.7 | 45.1 | 39.4 | 34.2 | 28.8 | 25.9 | 
The graph below shows the average sea temperature.
		
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 3.5 | 3.3 | 3.1 | 3.2 | 4.2 | 6 | 7.4 | 7.8 | 6.7 | 5.4 | 4.7 | 4.1 | 
| °F | 38.4 | 37.9 | 37.5 | 37.8 | 39.6 | 42.8 | 45.3 | 46.1 | 44 | 41.8 | 40.5 | 39.5 | 
The graph below shows the average wind speed.
		
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| km/h | 24 | 24 | 23 | 19 | 16 | 14 | 12 | 14 | 18 | 21 | 23 | 23 | 
| mph | 15 | 15 | 14 | 12 | 10 | 9 | 8 | 9 | 11 | 13 | 14 | 15 | 
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 | 
|---|---|---|---|---|---|---|---|---|---|---|---|
| 76% | 77% | 76% | 77% | 78% | 81% | 84% | 83% | 80% | 80% | 78% | 77% | 
| Hottest month: | July | 9.9°C 49.8°F | 
|---|---|---|
| Driest month: | May | 46mm 1.8ins | 
| Sunniest month: | May | 2.9hrs | 
| Coldest month: | January | -1.5°C 29.3°F | 
| Wettest month: | October | 118mm 4.6ins | 
| Warmest sea: | August | 7.8°C 46°F |