The bar chart below shows the average monthly peak daytime temperatures at San Marcos
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 18.2 | 19.2 | 20.5 | 22.6 | 23.3 | 21.8 | 21 | 21.2 | 20.8 | 20 | 20 | 19 |
°F | 64.8 | 66.5 | 68.9 | 72.6 | 74 | 71.2 | 69.8 | 70.1 | 69.4 | 68.1 | 68 | 66.2 |
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.
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 | 0 | 1 | 8 | 36 | 117 | 193 | 120 | 142 | 184 | 105 | 19 | 0 |
inches | 0 | 0 | 0.3 | 1.4 | 4.6 | 7.6 | 4.7 | 5.6 | 7.2 | 4.1 | 0.7 | 0 |
Rainy days | 4 | 3 | 3 | 7 | 15 | 24 | 22 | 21 | 24 | 17 | 7 | 4 |
Average annual rainfall in San Marcos: 846.867mm (333.4 inches)
The bar chart below shows the average daily sunshine hours in San Marcos
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 8.9 | 8.1 | 9.3 | 9.5 | 7.7 | 7.1 | 6.8 | 6.5 | 5.9 | 6.8 | 6.6 | 5.8 |
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 | 3.7 | 4.3 | 6 | 8.7 | 11 | 11.6 | 10.6 | 10.2 | 10.6 | 9.3 | 7.7 | 5.1 |
Max °C | 18.6 | 19.6 | 20.9 | 22.9 | 23.7 | 22 | 21.3 | 21.5 | 21.1 | 20.3 | 20.3 | 19.4 |
Min °F | 38.6 | 39.7 | 42.7 | 47.7 | 51.7 | 52.9 | 51 | 50.3 | 51 | 48.7 | 45.9 | 41.1 |
Max °F | 52 | 53.4 | 56.1 | 60.4 | 63.1 | 62.2 | 60.6 | 60.4 | 60.4 | 58.6 | 57.2 | 54 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 28.1 | 28 | 28.6 | 29.6 | 30.1 | 29.8 | 29.7 | 29.9 | 29.5 | 29.2 | 29.1 | 28.7 |
°F | 82.5 | 82.5 | 83.4 | 85.3 | 86.1 | 85.6 | 85.5 | 85.7 | 85.1 | 84.5 | 84.4 | 83.7 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 10 | 11 | 10 | 10 | 9 | 9 | 9 | 9 | 8 | 10 | 11 | 11 |
mph | 6 | 7 | 7 | 6 | 6 | 5 | 6 | 5 | 5 | 6 | 7 | 7 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
65% | 71% | 64% | 63% | 76% | 80% | 82% | 83% | 84% | 79% | 81% | 84% |
Hottest month: | May | 23.3°C 73.9°F |
---|---|---|
Driest month: | January | 0mm 0ins |
Sunniest month: | January | 8.9hrs |
Coldest month: | January | 18.2°C 64.8°F |
Wettest month: | June | 193mm 7.6ins |
Warmest sea: | May | 30.1°C 86.2°F |