Climatological Report (Monthly)
Issued by NWS Portland, ME

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37
000
CXUS51 KGYX 060933
CLMCON

PWMCLMCON 000
TTAA00 KGYX 040741


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
533 AM EDT SAT JUN 6 2015

...................................

...THE CONCORD NH CLIMATE SUMMARY FOR THE MONTH OF MAY 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1868 TO 2015

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               21   05/03/1966
                        05/10/1947
HIGHEST            92   05/27        89       3       86  05/12
LOWEST             32   05/14        28       4       31  05/07
                        05/02
AVG. MAXIMUM     77.7              68.9     8.8     69.0
AVG. MINIMUM     45.9              42.6     3.3     43.4
MEAN             61.8              55.8     6.0     56.2
DAYS MAX >= 90      3               0.6     2.4        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      2               3.5    -1.5        2
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        11.09   2006
 MINIMUM         0.32   1899
TOTALS           0.65              3.66   -3.01     3.57
DAILY AVG.       0.02              0.12   -0.10     0.12
DAYS >= .01         6              12.4    -6.4       17
DAYS >= .10         1               7.1    -6.1        8
DAYS >= .50         0               2.4    -2.4        3
DAYS >= 1.00        0               0.7    -0.7        0
GREATEST
 24 HR. TOTAL    0.47   05/31

SNOWFALL (INCHES)
RECORDS
 TOTAL            5.0   1945
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1        92.1              61.4    30.7     80.4
SNOWDEPTH AVG.      0
DAYS >= TRACE       0               0.0     0.0        0
DAYS >= 1.0         0               0.0     0.0        0
GREATEST
 SNOW DEPTH         0
 24 HR TOTAL      0.0

DEGREE_DAYS
HEATING TOTAL     156               303    -147      266
 SINCE 7/1       7367              7150     217     7568
COOLING TOTAL      66                16      50        2
 SINCE 1/1         66                18      48        2
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.5
HIGHEST WIND SPEED/DIRECTION    29/310    DATE  05/12
HIGHEST GUST SPEED/DIRECTION    37/310    DATE  05/12

SKY COVER
AVERAGE SKY COVER           0.30

AVERAGE RH (PERCENT)     59

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     HEAVY RAIN                 1
RAIN                      2     LIGHT RAIN                 8
FREEZING RAIN             0     LT FREEZING RAIN           0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     FOG                        4
FOG W/VIS <= 1/4 MILE     0     HAZE                       1

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

&&

THE FIRST FOUR MONTHS OF THE YEAR WERE BELOW NORMAL AT CONCORD, BUT
THAT CHANGED DRAMATICALLY IN MAY. MAY 2015 WAS ONE OF THE WARMEST
AND DRIEST MAYS IN THE 149-YEAR HISTORY OF RECORDS AT CONCORD. WARM
WEATHER ARRIVED JUST A FEW DAYS INTO THE MONTH WITH SEVERAL DAYS
ABOVE 80 DEGREES. THE FIRST 90 DEGREE DAY OCCURRED ON MAY 10. A
PERIOD OF COOLER WEATHER RETURNED FOR THE MIDDLE OF THE MONTH BUT
THE PATTERN SHIFTED ONCE AGAIN FOR THE END OF THE MONTH. 7 OF THE
LAST 8 DAYS OF THE MONTH SURPASSED 80 DEGREES INCLUDING 92 DEGREES
ON THE 27TH. THE ONLY SIGNIFICANT RAINFALL DID NOT OCCUR UNTIL THE
FINAL DAY OF THE MONTH WHEN JUST UNDER HALF AN INCH OF RAIN WAS
RECORDED.

THE AVERAGE TEMPERATURE WAS 61.8 DEGREES WHICH WAS 6.0 DEGREES ABOVE
NORMAL. THIS WAS THE SECOND WARMEST MAY IN THE 149-YEAR HISTORY OF
RECORDS AT CONCORD AND MARKED THE FIRST MONTH OF 2015 TO FINISH
ABOVE NORMAL. THE WARMEST MAY ON RECORD WAS 1880 WITH AN AVERAGE
TEMPERATURE OF 64.4 DEGREES. THE COLDEST WAS 1917 AT 47.6 DEGREES.
THE FOLLOWING TABLE LISTS THE WARMEST MAYS AT CONCORD.

WARMEST MAY AVERAGE TEMPERATURE
RANK  TEMP  YEAR
1     64.4  1880
2     61.8  2015 <===
3     61.6  1911
4     61.3  1975
5     61.2  1879
6     61.0  1918
      61.0  1881
8     60.6  1887
9     60.4  1895
10    60.2  1991
      60.2  1944

A TOTAL OF 0.65 INCHES OF PRECIPITATION FELL DURING THE MONTH. THIS
WAS 3.01 INCHES BELOW NORMAL AND THE 6TH DRIEST MAY ON RECORD. MOST
OF THE MONTH WAS DRY WITH THE ONLY SIGNIFICANT PRECIPITATION
OCCURRING ON THE FINAL DAY OF THE MONTH WHEN 0.47 INCHES FELL. THE
DRIEST MAY ON RECORD WAS 1899 WHEN ONLY 0.32 INCHES WAS RECORDED.
THE WETTEST WAS 2006 WITH 11.09 INCHES. THE FOLLOWING TABLE LISTS
THE DRIEST MAYS ON RECORD AT CONCORD.

LEAST PRECIPITATION IN MAY
RANK  PRECIP  YEAR
1     0.32    1899
2     0.50    2008
3     0.57    1903
4     0.60    1965
      0.60    1959
6     0.65    2015 <===
7     0.86    1980
8     0.97    1993
9     0.99    1915
10    1.03    1936

NO SNOW FELL IN MAY WHICH IS NORMAL FOR THE MONTH. SNOW IN MAY IS
RARE AT CONCORD. MEASURABLE SNOW HAS ONLY FALLEN 6 TIMES IN THE 149-
YEAR HISTORY OF OBSERVATIONS AT CONCORD. THE MOST RECENT WAS IN 1966
WHEN 1.1 INCHES WAS RECORDED. THE MOST SNOW IN MAY WAS 1945 WITH 5.0
INCHES.

$$

KIMBLE



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.