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 | 25.7 | 26.4 | 27.3 | 27.4 | 26.9 | 26.3 | 26.1 | 26 | 25.6 | 25.6 | 25.4 | 25.4 |
°F | 78.2 | 79.5 | 81.2 | 81.4 | 80.4 | 79.3 | 78.9 | 78.9 | 78.1 | 78.1 | 77.8 | 77.8 |
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 | 6 | 17 | 38 | 102 | 325 | 337 | 255 | 350 | 411 | 442 | 167 | 27 |
inches | 0.2 | 0.6 | 1.5 | 4 | 12.8 | 13.3 | 10 | 13.8 | 16.2 | 17.4 | 6.6 | 1.1 |
Rainy days | 11 | 9 | 8 | 10 | 19 | 23 | 23 | 23 | 23 | 23 | 18 | 15 |
Average annual rainfall in San Marcos: 2401.2mm (945.4 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 | 7.6 | 7.9 | 8.1 | 7.8 | 6.9 | 6.7 | 6.6 | 6.4 | 6.1 | 6.1 | 6.4 | 6.7 |
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 | 18 | 18.7 | 19.2 | 19.3 | 19.2 | 19.2 | 19 | 18.8 | 18.4 | 18.2 | 18 |
Max °C | 25.9 | 26.6 | 27.6 | 27.7 | 27.1 | 26.5 | 26.3 | 26.2 | 25.8 | 25.8 | 25.6 | 25.6 |
Min °F | 64.3 | 64.4 | 65.6 | 66.5 | 66.7 | 66.5 | 66.5 | 66.2 | 65.8 | 65.1 | 64.8 | 64.4 |
Max °F | 71.4 | 72.1 | 73.6 | 74.1 | 73.8 | 73 | 72.9 | 72.7 | 72.1 | 71.8 | 71.4 | 71.2 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 28.3 | 28.6 | 29.1 | 29.5 | 29.3 | 28.9 | 28.7 | 28.7 | 28.6 | 28.2 | 27.9 | 28 |
°F | 83 | 83.5 | 84.3 | 85 | 84.7 | 84 | 83.7 | 83.7 | 83.5 | 82.8 | 82.1 | 82.5 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 22 | 21 | 19 | 17 | 12 | 10 | 13 | 12 | 10 | 10 | 12 | 18 |
mph | 14 | 13 | 12 | 11 | 7 | 7 | 8 | 7 | 6 | 6 | 8 | 11 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
76% | 75% | 74% | 77% | 83% | 84% | 85% | 85% | 85% | 85% | 83% | 81% |
Hottest month: | April | 27.4°C 81.3°F |
---|---|---|
Driest month: | January | 6mm 0.2ins |
Sunniest month: | March | 8.1hrs |
Coldest month: | December | 25.4°C 77.7°F |
Wettest month: | October | 442mm 17.4ins |
Warmest sea: | April | 29.5°C 85.1°F |