Arroio Grande monthly weather averages
Average daytime temperature
The bar chart below shows the average monthly peak daytime temperatures at Arroio Grande
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 28.9 | 28.4 | 26.9 | 23.6 | 20.1 | 17.5 | 17 | 17.8 | 19.3 | 21.9 | 24.4 | 27.3 |
| °F | 84.1 | 83.1 | 80.5 | 74.4 | 68.3 | 63.6 | 62.6 | 64.1 | 66.8 | 71.4 | 75.9 | 81.2 |
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.
Average rainfall & rainy days
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 | 109 | 121 | 107 | 95 | 101 | 119 | 121 | 122 | 127 | 105 | 81 | 73 |
| inches | 4.3 | 4.8 | 4.2 | 3.8 | 4 | 4.7 | 4.8 | 4.8 | 5 | 4.1 | 3.2 | 2.9 |
| Rainy days | 13 | 13 | 12 | 9 | 11 | 12 | 13 | 13 | 13 | 12 | 12 | 11 |
Average annual rainfall in Arroio Grande: 1195.167mm (470.5 inches)
Average daily sunshine
The bar chart below shows the average daily sunshine hours in Arroio Grande
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hrs sunshine | 8.9 | 8 | 7.4 | 6.7 | 6.1 | 5 | 5.2 | 5.5 | 5.7 | 7.1 | 8.4 | 9.4 |
Day / night temperatures
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 | 18.2 | 18.6 | 16.2 | 13.6 | 11.7 | 8.5 | 8.2 | 9 | 10.7 | 12.1 | 14.6 | 16.4 |
| Max °C | 29.2 | 28.6 | 27.2 | 23.8 | 20.4 | 17.8 | 17.2 | 18.1 | 19.6 | 22.1 | 24.7 | 27.6 |
| Min °F | 64.8 | 65.5 | 61.2 | 56.5 | 53 | 47.2 | 46.8 | 48.1 | 51.2 | 53.8 | 58.2 | 61.5 |
| Max °F | 74.7 | 74.5 | 71.1 | 65.7 | 60.8 | 55.6 | 54.9 | 56.3 | 59.2 | 62.8 | 67.3 | 71.6 |
Sea temperature
The graph below shows the average sea temperature.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 23.4 | 23.9 | 23.3 | 21.1 | 18.1 | 15.5 | 13.5 | 13.2 | 14.3 | 16.6 | 19.1 | 21.5 |
| °F | 74.1 | 75 | 74 | 70 | 64.7 | 59.8 | 56.3 | 55.8 | 57.7 | 61.9 | 66.3 | 70.8 |
Wind speed
The graph below shows the average wind speed.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| km/h | 13 | 12 | 10 | 9 | 9 | 10 | 10 | 11 | 13 | 14 | 14 | 13 |
| mph | 8 | 8 | 7 | 6 | 6 | 7 | 6 | 7 | 8 | 9 | 9 | 8 |
A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.
Relative humidity
The graph below shows the average relative humidity.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 72% | 75% | 78% | 78% | 79% | 84% | 83% | 81% | 80% | 78% | 74% | 73% |
Other monthly averages
Arroio Grande weather stats
| Hottest month: | January | 28.9°C 84°F |
|---|---|---|
| Driest month: | December | 73mm 2.9ins |
| Sunniest month: | December | 9.4hrs |
| Coldest month: | July | 17°C 62.6°F |
| Wettest month: | September | 127mm 5ins |
| Warmest sea: | February | 23.9°C 75°F |
© Google