The bar chart below shows the average monthly peak daytime temperatures at Grand Island
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 0.3 | 3.5 | 9.3 | 17.1 | 22.6 | 28.2 | 31 | 29.4 | 24.2 | 18.3 | 9.2 | 1.9 |
°F | 32.5 | 38.3 | 48.7 | 62.8 | 72.7 | 82.8 | 87.9 | 85 | 75.6 | 64.9 | 48.6 | 35.4 |
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 | 12 | 18 | 47 | 63 | 103 | 99 | 78 | 74 | 70 | 35 | 25 | 18 |
inches | 0.5 | 0.7 | 1.8 | 2.5 | 4.1 | 3.9 | 3.1 | 2.9 | 2.8 | 1.4 | 1 | 0.7 |
Rainy days | 5 | 6 | 8 | 9 | 11 | 9 | 9 | 8 | 8 | 5 | 5 | 5 |
Average annual rainfall in Grand Island: 584.7mm (230.2 inches)
The bar chart below shows the average daily sunshine hours in Grand Island
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 6.8 | 7.5 | 8.4 | 9.8 | 10.3 | 11.9 | 12.5 | 11 | 9.5 | 8.2 | 6.3 | 6.1 |
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 | -12 | -9 | -3.4 | 3.4 | 9.7 | 15.1 | 18.1 | 16.5 | 10.9 | 4 | -3.3 | -10 |
Max °C | 0.6 | 3.8 | 9.6 | 17.5 | 22.9 | 28.6 | 31.4 | 29.8 | 24.6 | 18.7 | 9.5 | 2.2 |
Min °F | 10.4 | 15.8 | 25.9 | 38 | 49.5 | 59.1 | 64.5 | 61.6 | 51.5 | 39.1 | 26.1 | 14.1 |
Max °F | 21.7 | 27.3 | 37.6 | 50.7 | 61.3 | 71.2 | 76.5 | 73.6 | 63.9 | 52.3 | 37.6 | 25 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 10.1 | 9.8 | 10.2 | 11.3 | 13 | 15.2 | 17.6 | 19.8 | 18.8 | 15.8 | 13 | 11.1 |
°F | 50.1 | 49.7 | 50.4 | 52.3 | 55.4 | 59.3 | 63.6 | 67.7 | 65.8 | 60.4 | 55.4 | 52 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 20 | 20 | 23 | 23 | 21 | 20 | 18 | 18 | 18 | 19 | 19 | 19 |
mph | 13 | 13 | 14 | 15 | 13 | 12 | 11 | 11 | 11 | 12 | 12 | 12 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
69% | 70% | 66% | 61% | 64% | 63% | 64% | 67% | 67% | 63% | 69% | 71% |
Hottest month: | July | 31°C 87.8°F |
---|---|---|
Driest month: | January | 12mm 0.5ins |
Sunniest month: | July | 12.5hrs |
Coldest month: | January | 0.3°C 32.5°F |
Wettest month: | May | 103mm 4.1ins |
Warmest sea: | August | 19.8°C 67.6°F |