Climatological Report (Annual)
Issued by NWS Omaha/Valley, NE

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9
896
CXUS53 KOAX 011952
CLAOFK

CLIMATE REPORT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
152 PM CST FRI JAN 01 2021

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

...THE NORFOLK NE CLIMATE SUMMARY FOR THE YEAR OF 2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1888 TO 2020

WEATHER         OBSERVED          NORMAL  DEPART
                VALUE   DATE(S)   VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
HIGHEST           99   07/18
LOWEST           -10   02/20
AVG. MAXIMUM    63.0               60.6     2.4
AVG. MINIMUM    38.9               37.9     1.0
MEAN            50.9               49.3     1.6
DAYS MAX >= 90    46
DAYS MAX <= 32    29
DAYS MIN <= 32   159              149.1     9.9
DAYS MIN <= 0     10

PRECIPITATION (INCHES)
TOTALS         18.70              27.41   -8.71
DAYS >= .01       88
DAYS >= .10       44
DAYS >= .50       10
DAYS >= 1.00       4
GREATEST
 24 HR. TOTAL   1.44
 STORM TOTAL      MM
 (MM/DD(HH))

SNOWFALL (INCHES)
TOTALS          33.1               30.5     2.6
DAYS >= TRACE     43
DAYS >= 1.0       10
GREATEST
 SNOW DEPTH        7   12/30
 24 HR TOTAL     7.5   12/29 TO 12/29
 STORM TOTAL      MM
 (MM/DD(HH))

DEGREE DAYS
HEATING TOTAL   6174               6642    -468
COOLING TOTAL   1133                915     218
................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    47/330    DATE  12/23
HIGHEST GUST SPEED/DIRECTION    66/310    DATE  12/23


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             39     MIXED PRECIP               0
HEAVY RAIN               24     RAIN                      32
LIGHT RAIN               93     FREEZING RAIN              3
LT FREEZING RAIN          6     HAIL                       0
HEAVY SNOW                4     SNOW                      10
LIGHT SNOW               41     SLEET                      0
FOG                     123     FOG W/VIS <= 1/4 MILE     13
HAZE                     57

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.
>= INDICATES GREATER THAN OR EQUAL TO.
<= INDICATES LESS THAN OR EQUAL TO.



........................................2020.....................................
                    PERIOD OF RECORD 1893 TO 2020 (128 YEARS)
                  RECORDS FALLING WITHIN THE TOP 20 ARE LISTED
..................................................................................


............................2020 ANNUAL STATISTICS................................

                   13TH WARMEST YEAR ON RECORD: 53.0 DEGREES
12TH DRIEST YEAR ON RECORD: 18.70 INCHES


..............................2020 SEASONAL RECORDS...............................


APRIL 16TH: SNOWFALL OF 0.6 INCHES - 18TH LATEST LAST SNOWFALL OF THE SEASON
OCTOBER 18TH: SNOWFALL OF 0.1 INCHES - 16TH EARLIEST FIRST SNOWFALL OF THE SEASON
17TH WARMEST WINTER ON RECORD: 27.5 INCHES (DECEMBER 2019 - FEBRUARY 2020)
12TH WARMEST SUMMER ON RECORD: 75.7 DEGREES (JUNE 2020 - AUGUST 2020)
5TH DRIEST SUMMER ON RECORD: 5.11 INCHES (JUNE 2020 - AUGUST 2020)
15TH SNOWIEST FALL ON RECORD: 8.6 INCHES (SEPTEMBER 2020 - NOVEMBER 2020)



..................................MONTHLY RECORDS.................................

                       FEBRUARY: 11TH DRIEST AND 16TH SNOWIEST
MARCH: 11TH WETTEST
APRIL 2ND DRIEST
JUNE: 5TH WARMEST AND 3RD DRIEST
OCTOBER: 10TH COLDEST AND 4TH SNOWIEST
NOVEMBER: 11TH WARMEST
DECEMBER: 12TH WARMEST




.............................2020 MONTHLY STATISTICS..............................

          TEMPERATURE                   PRECIPITATION
MONTH  AVG. DEPART.  MAX  MIN     TOTAL  DEPART. SNOW/SLEET  DEPART. TSTORM DAYS
JAN    24.3   1.7     46   -8     0.99    0.40     6.4         0.0        0
FEB    29.2   2.4     66  -10     0.15   -0.61     1.5         4.0        0
MAR    40.9   3.5     73   13     3.01    1.24     5.2         0.1        1
APR    47.5  -2.1     83   14     0.21   -2.44     1.9        -0.7        1
MAY    58.3  -2.2     89   32     4.60    0.67       0           0        4
JUN    75.8   5.6     97   50     0.65   -3.61       0           0        7
JUL    76.8   1.8     99   56     2.52   -0.80       0           0       14
AUG    74.5   1.7     98   49     1.94   -1.31       0           0        8
SEP    64.0   0.2     96   36     1.61   -1.08       0           0        2
OCT    47.0  -4.0     87   14     0.56   -1.51     4.6         3.8        1
NOV    42.1   5.7     83   10     1.96    0.59     4.0        -0.1        1
DEC    31.0   6.7     62    1     0.50   -0.25     9.5         3.5        0

YEAR   51.0   1.8     99  -10    18.70   -8.71    34.4        10.6       30



..................................2020 DEGREE DAYS................................

                    MONTH  HEATING  DEPART.  COOLING  DEPART.
                    JAN      1254     -62        0       0
                    FEB      1032     -39        0       0
                    MAR       740    -116        0       0
                    APR       517      43        0     -12
                    MAY       226      36       23     -36
                    JUN         1     -29      330     144
                    JUL         0      -4      375      61
                    AUG         3      -9      305      50
                    SEP       108     -18       85      -5
                    OCT       566     123       14       5
                    NOV       681    -179        1       1
                    DEC      1046    -215        0       0

                    YEAR     6174    -215      1133     218



..................................2020 WIND / SLP.................................

                            WIND GUST    SEA LEVEL PRESSURE
                        MONTH  MAX          MAX     MIN
                        JAN    51           30.89   29.35
                        FEB    48           30.89   29.54
                        MAR    57           30.71   29.40
                        APR    55           30.36   29.59
                        MAY    58           30.42   29.61
                        JUN    61           30.26   29.48
                        JUL    59           30.16   29.65
                        AUG    48           30.20   29.54
                        SEP    45           30.44   29.53
                        OCT    57           30.56   29.44
                        NOV    59           30.57   29.42
                        DEC    66           30.47   29.32

                        YEAR   66           30.89   29.32

                        YEAR
                        AVE.   55           30.49   29.49



.................................2020 DAILY RECORDS..............................


            DATE              RECORD         READING     PREVIOUS RECORD

            MARCH      8    RECORD HIGH         73        73 IN 1977
            APRIL     10    RECORD LOW          17        17 IN 1921
            APRIL     15    RECORD LOW          16        18 IN 1905
            APRIL     16    RECORD SNOWFALL    0.6       0.5 IN 1919
            OCTOBER   24    RECORD LOW          14        24 IN 1926
            OCTOBER   25    RECORD LOW          17        17 IN 1942
            OCTOBER   25    RECORD SNOWFALL    3.7       2.7 IN 1997
            NOVEMBER   3    RECORD HIGH         83        81 IN 1909
            NOVEMBER  10    RECORD RAINFALL   0.61      0.39 IN 2012
            NOVEMBER  10    RECORD SNOWFALL    4.0       3.9 IN 1998
            NOVEMBER  19    RECORD HIGH    73        73 IN 1989
            DECEMBER  29    RECORD SNOWFALL    7.5       3.0 IN 1907


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

GRAPHICAL CLIMATE SUMMARIES WILL BE AVAILABLE SOON AT:

WWW.WEATHER.GOV/OAX/CLIMATESUMMARY
..................................................................................
$$

HB




$$



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