September 2022 Climate Summary for Northern and Eastern Maine

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PNSCAR

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PUBLIC INFORMATION STATEMENT

NATIONAL WEATHER SERVICE CARIBOU ME

546 AM EDT SUN OCT 2 2022

...SEPTEMBER 2022 CLIMATE NARRATIVE FOR NORTHERN AND EASTERN MAINE...

SEPTEMBER 2022 FINISHED WITH NEAR TO SLIGHTLY ABOVE NORMAL

TEMPERATURES REGION WIDE AND NEAR TO ABOVE NORMAL RAINFALL, 

EXCEPT BELOW NORMAL RAINFALL ACROSS THE FAR NORTH.

TEMPERATURES FOR THE MONTH RANGED FROM 0.0 TO +1.0 DEGREE F ACROSS

THE REGION, BEGINNING ON A COOL NOTE THE FIRST FEW DAYS, THEN A 

LATE SUMMER SURGE OF WARMTH BETWEEN THE 9TH AND 14TH, FOLLOWED 

WITH NEAR TO BELOW NORMAL TEMPS FOR THE REMAINDER OF THE MONTH. 

THE WARMEST AFTERNOONS WERE THE 11TH AND 12TH WHERE MOST CLIMATE 

SITES HAD HIGHS OF LOWER TO MID 80S, THE COOLEST MORNING WAS ON 

THE 30TH WHERE MOSTLY CLIMATE SITES HAD LOWS OF LOWER TO MID 30S 

WITH REMOTE NORTHWEST VALLEY SITES AS LOW AS THE MID TO UPPER 

20S.

TOTAL RAINFALL RANGED FROM 60 TO 90 PERCENT OF AVERAGE ACROSS THE

FAR NORTH TO 100 TO 130 PERCENT OF AVERAGE FROM NORTH CENTRAL

AREAS TO THE DOWNEAST COAST. AT CARIBOU, THE TOTAL OF 1.86 INCHES

FOR THE MONTH WAS THE 11TH DRIEST THERE SINCE RECORDS BEGAN IN

1939, WITH 0.86 INCHES RECORDED IN 1968 THE DRIEST ON RECORD.

HEAVIER RAINFALL DAYS, WHICH MOSTLY AFFECTED CENTRAL AND DOWNEAST

AREAS, INCLUDED THE 4TH-5TH, 14TH, 18TH-20TH, 22ND, AND 25TH.

ANOTHER SIGNIFICANT EVENT WAS STRONG GUSTY WINDS UPWARDS OF 50 MPH

ACROSS THE REGION ON THE 24TH FROM THE WESTERN PERIPHERY OF POST 

TROPICAL FIONA AS IT TRACKED NORTH, NORTHEAST FROM THE WESTERN 

OPEN ATLANTIC TOWARD THE EASTERN CANADIAN MARITIME PROVINCES.

THE OUTLOOK FOR OCTOBER FOR THE REGION FROM THE CLIMATE PREDICTION

CENTER IS CALLING FOR EQUAL CHANCES OF AT, ABOVE, OR BELOW NORMAL

TEMPERATURES AND SLIGHTLY GREATER CHANCES FOR BELOW NORMAL 

PRECIPITATION BASED ON THE 1991-2020 ESTABLISHED 30 YEAR CLIMATE 

PERIOD AVERAGES. AVERAGE LOWS AND HIGHS FOR NORTHERN (DOWNEAST) 

AREAS RANGE FROM LOWS OF LOWER TO MID 30S (UPPER 30S TO AROUND 40)

TO HIGHS OF LOWER 50S (UPPER 50S). TOTAL NORMAL PRECIPITATION 

RANGES FROM 4.00 INCHES ACROSS THE NORTH TO 4.50 INCHES OVER 

DOWNEAST AREAS. AVERAGE SNOWFALL RANGES FROM AROUND 0.5 INCHES 

OVER DOWNEAST AREAS TO 2.0 INCHES ACROSS THE FAR NORTH, MEANING 

THAT SOME OCTOBERS GO BY WITH LITTLE OR NO MEASURABLE SNOWFALL 

ACROSS THE REGION.

$$

VJN