Record cold in Portland Maine in July

Average Temperature for Portland, Maine

More from the “weather is not climate department”. Emphasis below mine. And it is having an effect not only on crops but tourism in the Northeast US.  – Anthony

Statement as of 4:00 PM EDT on July 9, 2009

record event report … corrected

National Weather Service Gray ME

400 PM EDT Thursday Jul 09 2009

… More record cold weather for Portland Maine…

The temperature at the Portland jetport only reached 58 degrees

yesterday. This set a record for the coldest high temperature on

July 7th. The old record was 59 degrees set in 1961. To put this in

another perspective… the normal low temperature for July 7th is 58

degrees.

The low temperature on Wednesday was 55 degrees. This produced a

range of only 3 degrees between the high and low temperatures which

is a record for the smallest daily range in temperatures on July

7th. The old record was a 4 degree spread set in 1963 and 1995.

The 3 degree daily temperature range yesterday also tied the record

for the smallest daily temperature range for any day in July. The

record was established on July 16th, 1961 and occurred five more

times before this year.

The average temperature yesterday was 57 degrees… which tied 1961

as the coldest average temperature for July 7th.

The high of 58 yesterday tied July 6th of 1956 as the second coldest

high ever recorded at the Portland jetport in July. The coldest high

ever in July was 57 degrees on the 4th of July in 1992.

On the 1st and 2nd of this month Portland only reached 59 degrees

both days… setting records for the coldest high temperature each

day and also tying several other days for the fourth coldest high

ever recorded in July.

Portland has set a record cold high temperature four out of the

first eight days this month. Here is a list of the record cold high

temperatures so far this month…

Date high temp. 2009 old record high and year

July 1st 59 degrees 62 degrees in 1976

July 2nd 59 degrees 63 degrees in 1986

July 7th 60 degrees 64 degrees in 1956

July 8th 58 degrees 59 degrees in 1961

Here is a list of the coldest high temperatures ever recorded in the

month of July at the Portland jetport. Four of the ten coldest

highs occurred in the first eight days of this month…

Rank temperature date

1 57 degrees July 4, 1992

2 58 degrees July 6, 1956

58 degrees July 8, 2009 <===

4 59 degrees July 8, 1961

59 degrees July 16, 1961

59 degrees July 30, 1976

59 degrees July 3, 1987

59 degrees July 1, 2009 <===

59 degrees July 2, 2009 <===

10 60 degrees July 7, 2009 <===

11 61 degrees several dates

The normal high temperature for the month of July is 78.8 degrees.

Along with the cold weather portlanders have also had to deal with

soaking rain this month. There have been three days so far with

around an inch and a half of rain. Rainfall of 1.41 inches fell on

the 2nd, 1.57 inches fell on the 7th and 1.50 inches fell on the 8th.

The 1.41 inches on the 2nd set a record for daily precipitation for

the date… topping the old record of 1.32 inches set in 1983. The

1.57 inches on the 7th was also a record… breaking the old mark for

the date of 1.34 inches set in 1935. The 1.50 inches on the 8th was

far short of the record 3.66 inches that fell on July 8th, 1915.

Temperature records at the Portland jetport began on November 25,

1940 and precipitation records go back to 1871.

&&

Note… corrected date in second table and added normal high for July.

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Paul Vaughan
July 14, 2009 1:23 am

coaldust (23:19:59) “the sampling of temperature is not periodic since the min/max temperatures occur at different times on different days” / “Trying to compute the average by averaging the extremes is preposterous.”
You might want to check on some of the “conventions” used.

TJA
July 14, 2009 2:54 am

“It seems like any weather map that keeps the same color scheme year round is going to be rather blue in the winter and rather red in the summer, ”
So humor me Zeke, what was your point?

Anil Patrim
July 14, 2009 4:22 am

NOAA has a response specifically for Watts:
http://www.ncdc.noaa.gov/oa/about/response-v2.pdf
Was this already addressed? If not I think a post dedicated to their response would be appropriate.

July 14, 2009 7:23 am

There have been at least 3 cold periods when both AMO and PDO were both negative or cool for a more sustained period
1856-1864
1916 -1922 [and 1909-1911]
1964-1976
Global cold records were set during these very cold periods . We did have sample of this during the first 5 months of this year. AMO has gone back to positive in June .We have had 15 years of warm AMO so a decline of AMO to negative or cool is likely to return together with the cooling of the global climate to follow. The weather of the 1960-1970’s is likely the pattern of the next 2-3 decades

brazil84
July 14, 2009 8:34 am

“If you don’t like dissenting ideas, state it from the start. ”
Nobody likes dissenting ideas. The question is whether those ideas are tolerated or not. In my humble opinion, Anthony is much better about letting dissenters be heard than prominent warmists, the most obvious example being Realclimate.
Has Anthony ever flat out deleted one of your posts?

July 16, 2009 5:54 am

Hi all,
As a meteorologist, I’m not at all surprised by the reports of ongoing hot weather in Texas and Mississippi while ongoing cold is in New England. Just sounds like a blocking pattern has set up. These can persist for quite a while. It will keep the warm ridge over the central US and the cool, wet trough over the eastern US.
However, at the moment, it does seem that the cool weather has been gaining an edge the past couple of years. Will make the next several very interesting.
Best Regards to all,
Paul

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