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 | 32.9 | 33.8 | 34.4 | 33.7 | 32.5 | 32 | 32.3 | 32.3 | 31.7 | 31.3 | 31.5 | 32.1 |
°F | 91.3 | 92.9 | 93.9 | 92.7 | 90.6 | 89.6 | 90.2 | 90.1 | 89 | 88.3 | 88.7 | 89.8 |
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 | 16 | 20 | 31 | 129 | 233 | 257 | 275 | 296 | 278 | 262 | 150 | 52 |
inches | 0.6 | 0.8 | 1.2 | 5.1 | 9.2 | 10.1 | 10.8 | 11.7 | 10.9 | 10.3 | 5.9 | 2.1 |
Rainy days | 5 | 5 | 5 | 10 | 14 | 12 | 12 | 14 | 14 | 15 | 13 | 8 |
Average annual rainfall in San Marcos: 1932.8mm (760.9 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 | 6.8 | 6.7 | 5.7 | 5.3 | 5.2 | 5.4 | 6.6 | 6 | 5.3 | 5 | 5.3 | 6 |
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 | 22.2 | 22.7 | 23.2 | 23.5 | 23.5 | 23.2 | 23.1 | 23.1 | 22.9 | 22.7 | 22.9 | 22.7 |
Max °C | 33.2 | 34.1 | 34.7 | 34 | 32.8 | 32.2 | 32.6 | 32.5 | 31.9 | 31.5 | 31.7 | 32.4 |
Min °F | 72 | 72.9 | 73.7 | 74.2 | 74.2 | 73.8 | 73.5 | 73.6 | 73.2 | 72.9 | 73.2 | 72.8 |
Max °F | 81.9 | 83.1 | 84 | 83.7 | 82.6 | 81.9 | 82 | 82 | 81.3 | 80.8 | 81.1 | 81.5 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 27.8 | 27.5 | 27.5 | 27.9 | 28.9 | 29.3 | 29.2 | 29.2 | 29.2 | 29 | 28.8 | 28.3 |
°F | 82.1 | 81.5 | 81.4 | 82.3 | 84 | 84.8 | 84.6 | 84.6 | 84.5 | 84.3 | 83.8 | 83 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 12 | 13 | 13 | 12 | 12 | 14 | 15 | 14 | 12 | 10 | 9 | 10 |
mph | 7 | 8 | 8 | 7 | 7 | 9 | 9 | 9 | 7 | 6 | 5 | 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 |
---|---|---|---|---|---|---|---|---|---|---|---|
76% | 74% | 73% | 76% | 80% | 81% | 80% | 81% | 82% | 83% | 82% | 80% |
Hottest month: | March | 34.4°C 93.9°F |
---|---|---|
Driest month: | January | 16mm 0.6ins |
Sunniest month: | January | 6.8hrs |
Coldest month: | October | 31.3°C 88.3°F |
Wettest month: | August | 296mm 11.7ins |
Warmest sea: | June | 29.3°C 84.7°F |