eastern Maine March 2013 monthly climate summary...
March 2013 got off to a very mild start. Every day during
two weeks of the month featured above normal temperatures at
Caribou and Bangor. In fact, the first two weeks of the month
the warmest start on record to the month of March at
Bangor it ranked as the 6th warmest start to the month on
Temperatures turned sharply colder mid month with a low of zero
Caribou on the morning of the 18th and 7 above at Bangor on the
morning of the 22nd. The warm start to the month all but
above normal temperatures for the month as a whole. By the
the month, average temperatures ranged from 2 to 5 degrees above
normal, with a few pockets of 5 to 8 degrees above normal across
northern Maine. Caribou ended the month with an average
Of 29.8 degrees, which was 5.3 degrees above normal. It
5th warmest March during the past 30 years. At Bangor, the
temperature of 32.4 degrees was 2.2 degrees above normal.
Although March was unusually warm, it did not feature the record
warmth of 2012 that sent temperatures into the 80s at Bangor on
21st and 22nd, setting back to back all-time monthly high
records. Caribou observed 3 consecutive days in the 70s in
set an all-time monthly record high of 75 degrees on the
monthly high temperature during March 2013 was only 50 degrees
the 31st at Caribou and 55 degrees at Bangor on the 29th.
The biggest weather events this past march were a blizzard that
began on the last day of February and ended early on the morning
the 1st. A heavy rain event on March 12-13 that produced 1
inches of rain in Washington county and caused culvert flooding
washouts countywide. A snow storm on March 19-20 produced
widespread 8 to 16 inches of snow across the area with a bit
along the immediate coast, and up to 18 inches in the Houlton
As is usually the case precipitation was much more variable than
temperature. March 2013 was relatively dry in many areas,
parts of coastal Washington county received over 3 inches of
from the heavy rain event on March 12-13...and ended the month
125 percent of normal precipitation. Caribou and Bangor
and 61 percent respectively of their normal precipitation.
of 15.2 inches of snow was observed at Caribou, which was 3.1
inches below normal. At Bangor, the total of 13.7 inches
was 2 inches above normal.
The month began with 22 inches of snow on the ground at
Caribou, but the snow melted and compressed to only 4 inches by
month due to the record warm start to the month. By the
end of the
month the snow depth had decreased to only a trace. At
month began with 4 inches of snow on the ground and ended with
zero. The snow depth peaked at 10 inches on the
20th-21st. At the
end of the month there was still a significant snow pack with
depths of 1 to 2 feet in the north Maine woods.
Break up was for the most part very gentle this March as there
no extremely warm weather, and temperatures fell below freezing
most nights. Mild temperatures and heavy rainfall in
County on March 12-13 caused some ice movement on the
River and Kingsbury Stream...but there were no reports received
past March of any significant flooding.
Although April is expected to start on a cold note this week
official outlook for April from the Climate Prediction
calls for an increased chance of above normal temperatures.
are no strong climate signals that tilt the odds in favor
either an unusually dry or wet April. At Caribou (Bangor)
average high temperature on the 1st is 40 degrees (46) and by
end of the month rises to 56 degrees (59). The average lows
from 23 to 36 degrees at Caribou and from 27 to 37 degrees
Bangor. Average precipitation at Caribou is 2.66 inches
includes 7.4 inches of snow...and 3.62 inches including 3.7
of snow at Bangor.