October was extremely mild and wet, with just below average sunshine. The temperature averaged 56.0 degrees, 3.7 degrees per day above normal. This is the 7th warmest monthly average temperature for October since 1926, the record being 58.0 degrees set in 1990. Maximum temperature was 85.0 degrees on the 9th; a minimum temperature of 27.0 degrees was recorded on the 31st. Daytime high temperatures averaged 64.0 degrees, 2.7 degrees above the norm. Evening low temperatures averaged 47.0 degrees, 3.7 degrees above the norm. October 2011 was 2.3 degrees warmer than October 2010.
Sunshine totaled 52% of the possible sunshine hours, 1 point below the norm. We had 7 mostly clear days and 2 days with fog in East Wareham. Year-to-date sunshine is running well below the norm.
Precipitation totaled 9.16 inches, 5.27 inches above the 30-year average. This is the 3rd highest monthly rainfall for October since 1926, surpassed only by 9.34 inches in 1997 and 12.07 inches in 2005. The largest 24-hour rainfall was 2.42 inches on the 29th and 30th. This month’s rainfall was 2.35 inches more than rainfall in October 2010. Measurable rain was recorded on 14 days, 10 days of which measured rainfall was 0.10 or greater. Year-to-date rainfall for 2011 is 48.41 inches, 8.81 inches above average for East Wareham and 3.31 inches more than 2010. During the month, we also had one thunderstorm on the 14th. There was no reported snowfall on the Cape this month, but also noting, the very unusual storm that left massive amounts of snow, up to 31 inches, in certain locations in Northern and Western Massachusetts.