Portsmouth Weather Records
Service
Local Climatological Data
|
Station: PORTSMOUTH,
VIRGINIA
Month: DECEMBER Year: 2000 Latitude: 36° 81' N Longitude: 76° 33' W Station Elevation: 20 FT Standard Time: EASTERN STANDARD TIME |
Temperature | Degree Days | Precipitation | Wind Sky | Weather | Peak Wind | ||||||||||
Date | Max | Min | Mn | Dep | HDD | CDD | Total | Snow | Depth | Avg | Dir | Type | Types | Speed | Dir |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
FROPA +FG |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
WINDY FROPA |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
VERY COLD |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Temperature Data
AVERAGE HIGH : 45.5º DEPARTURE: -7.2º AVERAGE LOW : 30.5º DEPARTURE: -5.0º MEAN: 38.0º DEPARTURE: -6.1º HIGHEST: 69º
on 17th
Number of Days:
Heating Degree Days
Cooling Degree Days
NUMBER OF: 04 - Days Cloudy
08 - Days with Fog/Ground Fog
05 - Days with Frost 00 - Days with Thunderstorms
04 - Days with some type of Snowfall |
Precipitation Data
TOTAL FOR THE MONTH: 1.31" DEPARTURE FROM NORMAL: -1.60" or 45% GREATEST DAILY: 0.33" on the 10th GREATEST IN 24-HR PERIOD: 0.45" on the 16th-17th AVERAGE DAILY: 0.04" NORMAL DAILY: 0.09" # DAYS WITH MEASURABLE PRECIPITATION: 7 YEAR-TO-DATE: 48.61" DEPARTURE: +0.59" or 101% of the norm MAXIMUM FOR DECEMBER: 5.73" in 1983 -->
(since
Snowfall, Ice Pellets
DECEMBER MAX = 1.70" in 1993 Number of Days:
Pressure Data
Wind
|
|
YEAR-TO-DATE 2000
Temperature Data
AVERAGE HIGH : 68.1º DEPARTURE: -1.4º AVERAGE LOW : 51.3º DEPARTURE: +0.2º MEAN: 59.7º DEPARTURE: -0.6º HIGHEST: 95º on 13th of May
Number of Days:
Heating Degree Days
Cooling Degree Days
NUMBER OF: 052 - Days Cloudy
123 - Days with Fog/Ground Fog
09 - Days with Frost 36 - Days with Thunderstorms
14 - Days with some type of Snowfall |
Precipitation Data
TOTAL: 48.61" DEPARTURE FROM NORMAL: +0.59" or 101% GREATEST DAILY: 2.21" on July 24th GREATEST IN 24-HR PERIOD: 2.52" on the 4-5th of September AVERAGE DAILY: 0.13" NORMAL DAILY: 0.13" # DAYS WITH MEASURABLE PRECIPITATION: 121 or 33.06% MAXIMUM: 11.11" in August
Snowfall, Ice Pellets
Number of Days: WITH 0.01" OR MORE PRECIP: 121
Pressure Data
|
PWRS DENOTATIONS: SU/CL = Clear sky; PC = Partly cloudy sky; C = cloudy sky; NA, not available; NR, not recorded; TEMP, temperature; MAX, maximum; MIN, minimum; T, trace of precipitation; INOP, inoper- ative equipment; MPH, miles per hour; DN, departure from normal; DEP, departure; YR, year; NORM, normal; DST LTG, distant lightning; FROP or FROPA, frontal passage; AM morning; AFT afternoon hours; EVE evening hours; PM evening hours; E estimated; VBL, variable wind directions; TS, tropical storm; |
METAR DENOTATIONS
BC Patches BL Blowing BR Fog with visibilites > 5/8 but <=6 statute miles and below to 5/8 mile DU Dust (widespread) DS Duststorm DZ Drizzle FC Funnel Cloud FC+ Tornado/waterspout FG Fog with visibility <= 5/8 statute miles FU Smoke FZDZ Freezing drizzle FZRA Freezing rain FZFG Freezing fog GR Hail GS Small hail HZ Haze IC Ice crystals PL Ice pellets PY Spray RA Rain SA Sand SS Sandstorm PO Sand or dust whirls SG Snow granules |
SH Shower
SHRA Shower of rain SHSN Shower of snow SHPE Shower of ice pellets SHGR Shower with hail SHGS Shower with small hail SM Statute miles SN Snow SQ Squalls TS Thunderstorm TSGR Thunderstorm with hail TSGS Thunderstorm with small hail TSPE Thunderstorm with ice pellets TSRA Thunderstorm with rain TSSN Thunderstorm with snow UP Unknown precipitation VA Volcanic ash VC Vicinity V V Used for obscurred sky METAR Qualifiers: (now placed in FRONT of code) - Light + Heavy
DR Low drifting M Below ( -x.x degrees)
|
Return to PWRS'
Monthly Summaries
Return to PWRS'
Database
Return to PWRS'
Home Page