Normal weather on 18 September in San Rafael
The weather on 18 September in San Rafael has an average temperature of about 34°C during the day. The maximum temperature can reach up to 41°C, while the minimum temperature can be 31°C.
On average, 2,9 mm of rain falls in San Rafael on 18 September. The wind speed is 3 Beaufort and mainly comes from East.
18 September Averages for San Rafael
 Average temperature | 34°C |
 Highest daytime temperature | 41°C |
| Lowest daytime temperature | 31°C |
 Total rainfall | 2,9 mm |
| Rainy days | 1 day |
Temperature on 18 September in San Rafael per Year
This graph shows the measured temperature on 18 September in San Rafael per year, measured in degrees Celsius, over the past years.
Precipitation on 18 September in San Rafael per Year
This graph shows the total measured precipitation in millimeters on 18 September in San Rafael per year over the past years.
Average weather in San Rafael per month
Click on a month below to see in detail how the weather typically is in San Rafael and what to expect. Based on the historical weather data of San Rafael, you can view the average temperature, precipitation, wind, and UV index for each day of the month.