|
Caption: This chart shows the monthly minimum, average, and maximum rainfall recorded at the Petaluma Fire Station raingage (DWR # E20 6826 00). Rainfall is highly seasonal, accumulating the most rainfall between October through April. On average, January is the wettest month (5.3 inches) and July is the driest (0.0 inches). The reported rainfall data are point measurements and do not represent the spatial variations existing throughout the entire Calwater planning watershed. See Info Links for more information.
|