Climatological Report (Seasonal) Issued by NWS Portland, ME
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CXUS51 KGYX 101150
CLSCON
PWMCLSCON 000
TTAA00 GYX 021759
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
159 PM EDT THU JUN 02 2022
...................................
...THE CONCORD NH CLIMATE SUMMARY FOR THE SPRING SEASON, FROM
3/1/2022 TO 5/31/2022...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1868 TO 2022
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 98 05/22/1911
LOW -20 03/06/1869
HIGHEST 93 05/22 90 3 92 05/26
LOWEST 3 03/05 1 2 7 03/02
AVG. MAXIMUM 59.1 56.8 2.3 59.4
AVG. MINIMUM 35.0 33.6 1.4 34.2
MEAN 47.1 45.2 1.9 46.8
DAYS MAX >= 90 2 1.2 0.8 1
DAYS MAX <= 32 4 4.3 -0.3 4
DAYS MIN <= 32 37 45.9 -8.9 39
DAYS MIN <= 0 0 1.1 -1.1 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 18.14 1983
MINIMUM 3.61 1915
TOTALS 10.09 10.18 -0.09 7.30
DAILY AVG. 0.11 0.11 -0.00 0.08
DAYS >= .01 31 35.3 -4.3 28
DAYS >= .10 23 20.9 2.1 15
DAYS >= .50 7 6.7 0.3 5
DAYS >= 1.00 1 1.8 -0.8 0
GREATEST
24 HR. TOTAL 1.03 04/08
SNOWFALL (INCHES)
RECORDS
TOTAL 48.2 1956
TOTALS 7.9 16.1 -8.2 T
SINCE 7/1 44.6 67.7 -23.1 59.0
SNOWDEPTH AVG. 1
DAYS >= TRACE 8 6.5 1.5 8
DAYS >= 1.0 3 3.6 -0.6 0
GREATEST
SNOW DEPTH 8 03/03
03/02
24 HR TOTAL 4.4 03/09
DEGREE DAYS
HEATING TOTAL 1681 1846 -165 1681
SINCE 7/1 6396 6909 -513 6473
COOLING TOTAL 56 23 33 31
SINCE 1/1 56 22 34 31
................................................................
WIND (MPH)
AVERAGE WIND SPEED 7.1
HIGHEST WIND SPEED/DIRECTION 33/290 DATE 03/08
HIGHEST GUST SPEED/DIRECTION 45/300 DATE 03/08
SKY COVER
AVERAGE SKY COVER 0.41
AVERAGE RH (PERCENT) 62
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 5 HEAVY RAIN 12
RAIN 19 LIGHT RAIN 42
FREEZING RAIN 0 LT FREEZING RAIN 0
HEAVY SNOW 0 SNOW 2
LIGHT SNOW 8 FOG 41
FOG W/VIS <= 1/4 MILE 11 HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
&&
SPRING STARTED OFF COOLER THAN NORMAL AFTER A STRONG COLD FRONT
CROSSED THE REGION WITH SOME LIGHT SNOW EVENTS THROUGH THE FIRST FEW
DAYS OF MARCH. THE COOL WEATHER QUICKLY TURNED MILD BY THE END OF
THE FIRST WEEK OF MARCH, ALTHOUGH THIS MILD WEATHER WAS INTERRUPTED
BY ANOTHER STRONG COLD FRONT CROSSING ON MARCH 8TH. THIS SET THE
STAGE FOR THE GREATEST SNOWFALL OF THE SPRING SEASON ON MARCH 9TH
WHEN AN AREA OF LOW PRESSURE TRACKED ACROSS SOUTHERN NEW ENGLAND
BRINGING 4.4 INCHES OF SNOW. A WARMING TREND THEN FOLLOW THROUGH THE
MIDDLE OF MARCH AND PEAKED ON THE 18TH WHEN THE HIGH REACHED 72
DEGREES AND THE LAST OF THE WINTER SNOWPACK MELTED. ABOVE NORMAL
TEMPERATURES CONTINUED INTO THE FINAL WEEK OF MARCH BEFORE A STRONG
COLD FRONT CROSSED LATE ON THE 27TH. THIS COLD FRONT BROUGHT A SHOT
OF COLD AIR ON THE 28TH WHEN THE HIGH TEMPERATURE ONLY REACHED 27
DEGREES AND WAS THE LAST TIME THE HIGH TEMPERATURE STAYED BELOW
FREEZING DURING THE SPRING. TEMPERATURES SLOWLY REBOUNDED THROUGH
THE END OF MARCH AND STAYED CLOSE TO NORMAL THROUGHOUT MUCH OF
APRIL. DURING APRIL THERE WAS AN ACTIVE PACIFIC JET STREAM WITH
SEVERAL SYSTEMS CROSSING THE CONUS BRINGING BOUTS OF RAIN TO
CONCORD. ALSO DURING THE MONTH OF APRIL THE NAO STAYED
PREDOMINANTLY NEGATIVE. THE COMPETING INFLUENCES OF MILD PACIFIC AIR
FLOODING THE CONUS WHILE BLOCKING OVER THE NORTH ATLANTIC ASSOCIATED
WITH THE -NAO HELPED TO KEEP TEMPERATURES STEADY WITHOUT ANY WARMS
SPELLS OR COLD SNAPS FOR MUCH OF APRIL INTO EARLY MAY. THE
RELATIVELY WET PATTERN IN APRIL GAVE WAY TO A WARM AND RELATIVELY
DRY PATTERN AFTER THE FIRST FEW DAYS OF MAY. THE CONCORD AREA WENT
10 DAYS WITHOUT MEASURABLE PRECIPITATION FROM MAY 5TH TO MAY 14TH
WHILE TEMPERATURES CLIMBED WELL ABOVE NORMAL PEAKING ON THE 14TH
WHEN THE HIGH REACHED 91 DEGREES. THIS WARM AND DRY PATTERN WAS THE
RESULT OF AN ANOMALOUS RIDGE THAT DEVELOPED OVER NEW ENGLAND FOR
MUCH OF MAY. A COUPLE OF FRONTAL SYSTEMS THEN CROSSED THE AREA
BRINGING SHOWERS AND THUNDERSTORMS AND KNOCKING TEMPERATURES BACK
DOWN CLOSER TO NORMAL FOR FEW DAYS BEFORE WARMTH RETURNED WITH THE
WARMEST DAY OF THE SEASON OCCURRING ON THE 22ND WHEN THE HIGH
REACHED 93 DEGREES. THE RIDGE OF HIGH PRESSURE REDEVELOPED DURING
THE LAST WEEK OF MAY BRINGING WARM AND DRY CONDITIONS TO CLOSE OUT
THE SPRING SEASON.
THE AVERAGE TEMPERATURE FOR SPRING WAS 47.1 DEGREES, WHICH WAS 1.9
DEGREES ABOVE AVERAGE. THE WARMEST SPRING ON RECORD WAS IN 2012 WHEN
THE AVERAGE TEMPERATURE WAS 49.6 DEGREES. THE COLDEST WAS 38.7
DEGREES IN 1956.
A TOTAL OF 10.09 INCHES OF PRECIPITATION FELL, WHICH WAS 0.09 INCHES
BELOW NORMAL. THE HEAVIEST PRECIPITATION FELL ON APRIL 8TH WHEN A
LIQUID EQUIVALENT OF 1.03 INCHES WAS RECORDED. THE DRIEST SPRING ON
RECORD WAS IN 1915 WHEN ONLY 3.61 INCHES WAS MEASURED. THE WETTEST
WAS IN 1983 WITH 18.14 INCHES.
THERE WAS 7.9 INCHES OF SNOWFALL, WHICH WAS 8.2 INCHES BELOW NORMAL.
THE HEAVIEST SNOWFALL FELL ON MARCH 9TH WHEN 4.4 INCHES WAS
MEASURED. THE LEAST SNOWIEST SPRING ON RECORD WAS IN 2021 AND 2010
WHEN ONLY A TRACE WAS MEASURED. THE SNOWIEST WAS 48.2 INCHES IN
1956.
THE FOLLOWING DAILY RECORDS WERE SET OR TIED IN SPRING 2022...
DATE RECORD PREVIOUS
MAR 7 39 - WARMEST LOW TEMPERATURE 38 IN 1894 AND 1876
MAR 18 58 - WARMEST AVERAGE TEMPERATURE 55 IN 2012
MAR 28 27 - COLDEST HIGH TEMPERATURE 29 IN 1966
APR 8 1.03 - GREATEST PRECIPITATION 0.75 IN 1940
MAY 14 91 - WARMEST HIGH TEMPERATURE 91 IN 1961 (TIED)
MAY 15 64 - WARMEST LOW TEMPERATURE 60 IN 2004
$$
DS/HAT