The bar chart below shows the average monthly peak daytime temperatures at Lyons
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 4.6 | 8.1 | 13.9 | 20.2 | 25.2 | 30.7 | 34 | 32.7 | 27.4 | 21.6 | 12.8 | 6.2 |
| °F | 40.2 | 46.5 | 57.1 | 68.4 | 77.3 | 87.2 | 93.1 | 90.8 | 81.3 | 70.9 | 55 | 43.1 |
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 | 15 | 21 | 54 | 61 | 102 | 105 | 86 | 82 | 76 | 53 | 30 | 21 |
| inches | 0.6 | 0.8 | 2.1 | 2.4 | 4 | 4.1 | 3.4 | 3.2 | 3 | 2.1 | 1.2 | 0.8 |
| Rainy days | 5 | 5 | 8 | 8 | 11 | 9 | 8 | 8 | 8 | 6 | 5 | 5 |
Average annual rainfall in Lyons: 645.767mm (254.2 inches)
The bar chart below shows the average daily sunshine hours in Lyons
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hrs sunshine | 7 | 7.4 | 8.1 | 9.4 | 10.2 | 11.5 | 12.1 | 10.9 | 9.2 | 8.3 | 6.5 | 6.3 |
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 | -8.5 | -5.8 | -0.5 | 5.6 | 11.5 | 16.8 | 19.9 | 18.6 | 13.7 | 6.8 | -0.5 | -6.5 |
| Max °C | 4.9 | 8.4 | 14.3 | 20.6 | 25.5 | 31 | 34.3 | 33 | 27.8 | 22 | 13.1 | 6.5 |
| Min °F | 16.7 | 21.6 | 31.1 | 42.1 | 52.7 | 62.2 | 67.8 | 65.5 | 56.6 | 44.2 | 31.1 | 20.3 |
| Max °F | 28.8 | 34.3 | 44.4 | 55.6 | 65.3 | 75 | 80.8 | 78.4 | 69.3 | 57.9 | 43.3 | 32 |
The graph below shows the average sea temperature.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 11.3 | 11 | 11.5 | 12.6 | 14.4 | 16.7 | 19 | 21.1 | 20 | 17.1 | 14.4 | 12.4 |
| °F | 52.3 | 51.8 | 52.7 | 54.7 | 58 | 62 | 66.2 | 69.9 | 68.1 | 62.7 | 57.9 | 54.4 |
The graph below shows the average wind speed.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| km/h | 21 | 21 | 24 | 24 | 22 | 21 | 19 | 19 | 20 | 20 | 21 | 21 |
| mph | 13 | 13 | 15 | 15 | 14 | 13 | 12 | 12 | 12 | 13 | 13 | 13 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 70% | 68% | 64% | 62% | 67% | 64% | 59% | 62% | 66% | 63% | 69% | 71% |
| Hottest month: | July | 34°C 93.2°F |
|---|---|---|
| Driest month: | January | 15mm 0.6ins |
| Sunniest month: | July | 12.1hrs |
| Coldest month: | January | 4.6°C 40.3°F |
| Wettest month: | June | 105mm 4.1ins |
| Warmest sea: | August | 21.1°C 70°F |