The bar chart below shows the average monthly peak daytime temperatures at Iwaki
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 7.1 | 7.2 | 9.9 | 15 | 19.1 | 21.6 | 24.9 | 27.3 | 24.2 | 19.4 | 14.7 | 10 |
°F | 44.7 | 44.9 | 49.8 | 59 | 66.5 | 70.9 | 76.8 | 81.1 | 75.6 | 67 | 58.5 | 49.9 |
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 | 40 | 57 | 95 | 120 | 138 | 155 | 120 | 145 | 177 | 151 | 79 | 35 |
inches | 1.6 | 2.3 | 3.8 | 4.7 | 5.4 | 6.1 | 4.7 | 5.7 | 7 | 6 | 3.1 | 1.4 |
Rainy days | 14 | 15 | 17 | 16 | 16 | 20 | 21 | 18 | 20 | 16 | 14 | 12 |
Average annual rainfall in Iwaki: 1489.6mm (586.5 inches)
The bar chart below shows the average daily sunshine hours in Iwaki
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 6.3 | 6.2 | 6.4 | 6.3 | 6.8 | 4.9 | 4.9 | 6.2 | 4.4 | 5.1 | 5.4 | 5.9 |
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 | -2.1 | -1.6 | 0.9 | 6 | 10.9 | 15.1 | 19 | 20.8 | 17.4 | 11 | 5.3 | 0.4 |
Max °C | 7.3 | 7.4 | 10.1 | 15.2 | 19.4 | 21.8 | 25.1 | 27.5 | 24.4 | 19.7 | 15 | 10.2 |
Min °F | 28.2 | 29.1 | 33.6 | 42.8 | 51.5 | 59.1 | 66.1 | 69.4 | 63.3 | 51.7 | 41.5 | 32.7 |
Max °F | 36.7 | 37.2 | 41.9 | 51.1 | 59.2 | 65.1 | 71.6 | 75.4 | 69.6 | 59.5 | 50.2 | 41.5 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 14.1 | 12.5 | 12.5 | 14.2 | 17.1 | 20.1 | 22.7 | 25.2 | 24.2 | 21.5 | 19.1 | 16.6 |
°F | 57.3 | 54.5 | 54.5 | 57.5 | 62.7 | 68.3 | 72.9 | 77.4 | 75.6 | 70.7 | 66.3 | 61.8 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 10 | 10 | 11 | 11 | 10 | 9 | 8 | 9 | 8 | 9 | 9 | 9 |
mph | 6 | 7 | 7 | 7 | 6 | 5 | 5 | 5 | 5 | 5 | 6 | 6 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
62% | 62% | 64% | 70% | 75% | 83% | 86% | 84% | 81% | 75% | 71% | 66% |
Hottest month: | August | 27.3°C 81.1°F |
---|---|---|
Driest month: | December | 35mm 1.4ins |
Sunniest month: | January | 6.3hrs |
Coldest month: | January | 7.1°C 44.8°F |
Wettest month: | September | 177mm 7ins |
Warmest sea: | August | 25.2°C 77.4°F |