San Juan del Sur monthly weather averages
Average daytime temperature
The bar chart below shows the average monthly peak daytime temperatures at San Juan del Sur
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 30.2 | 31.2 | 32.1 | 31.9 | 31.6 | 30.4 | 30.5 | 30.5 | 29.8 | 30 | 29.9 | 29.7 |
| °F | 86.3 | 88.1 | 89.8 | 89.5 | 88.9 | 86.6 | 86.9 | 86.9 | 85.7 | 85.9 | 85.9 | 85.5 |
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 | 20 | 6 | 4 | 15 | 163 | 273 | 192 | 203 | 300 | 367 | 116 | 38 |
| inches | 0.8 | 0.2 | 0.2 | 0.6 | 6.4 | 10.7 | 7.5 | 8 | 11.8 | 14.4 | 4.6 | 1.5 |
| Rainy days | 7 | 5 | 5 | 7 | 17 | 23 | 20 | 21 | 24 | 21 | 12 | 9 |
Average annual rainfall in San Juan del Sur: 1621.233mm (638.3 inches)
Average daily sunshine
The bar chart below shows the average daily sunshine hours in San Juan del Sur
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hrs sunshine | 7.9 | 8.4 | 8.5 | 8.4 | 7.6 | 5.9 | 6.2 | 5.9 | 5.8 | 5.8 | 7.2 | 7.3 |
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 | 21 | 21.2 | 22.1 | 22.5 | 23.2 | 22.3 | 22.5 | 22.3 | 22.2 | 21.9 | 21.5 | 21.1 |
| Max °C | 30.4 | 31.4 | 32.4 | 32.2 | 31.8 | 30.6 | 30.7 | 30.7 | 30 | 30.2 | 30.2 | 30 |
| Min °F | 69.8 | 70.2 | 71.7 | 72.4 | 73.8 | 72.1 | 72.5 | 72.1 | 72 | 71.3 | 70.6 | 69.9 |
| Max °F | 78.3 | 79.3 | 81 | 81.1 | 81.5 | 79.5 | 79.9 | 79.7 | 79 | 78.8 | 78.4 | 77.9 |
Sea temperature
The graph below shows the average sea temperature.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 27.1 | 26.8 | 27.2 | 28.1 | 28.9 | 29 | 28.7 | 28.8 | 28.9 | 28.5 | 27.9 | 27.5 |
| °F | 80.8 | 80.3 | 80.9 | 82.5 | 84 | 84.2 | 83.7 | 83.9 | 83.9 | 83.4 | 82.3 | 81.4 |
Wind speed
The graph below shows the average wind speed.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| km/h | 16 | 15 | 14 | 13 | 9 | 8 | 10 | 8 | 7 | 7 | 9 | 13 |
| mph | 10 | 9 | 9 | 8 | 6 | 5 | 6 | 5 | 4 | 4 | 5 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 74% | 72% | 70% | 72% | 74% | 83% | 79% | 87% | 83% | 88% | 70% | 74% |
Other monthly averages
San Juan del Sur weather stats
| Hottest month: | May | 31.6°C 88.9°F |
|---|---|---|
| Driest month: | March | 4mm 0.2ins |
| Sunniest month: | February | 8.4hrs |
| Coldest month: | December | 29.7°C 85.5°F |
| Wettest month: | October | 367mm 14.4ins |
| Warmest sea: | June | 29°C 84.2°F |
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