National Weather Service United States Department of Commerce

Extremes:

All-time - temperature, precipitation, snowfall, pressure & wind

Monthly & Seasonal - temperature, precipitation, snowfall, pressure & wind

Holidays maxT, minT, low maximum, high minimum, warmest average temp, coldest average temp, wettest & snowiest

 

Daily / Monthly Normals & Records for Temperature, Precipitation, Snowfall & Wind:

JAN -- FEB -- MAR -- APR -- MAY -- JUN -- JUL -- AUG -- SEP -- OCT -- NOV -- DEC

 

Temperature: 

Average Annual Temperatures - dating back to 1820

Warmest & Coldest - years, seasons & months

 

100+ Degrees - dates has occurred

90+ Degrees - number of days has occurred

Heat Waves - maximum temperature 90 degrees or more

 

- 20 degrees or below - dates has occurred

0 degrees or below - number of days has occurred

Cold Waves - minimum temperatures of zero degrees or less

Deep Freezes - maximum temperature 32 degrees or less

 

Frost-Freeze / Growing Season:

Frost-Freeze Data - 1981-2010 Normals

Start & End Dates - dating back to 1874

 

Precipitation:

Annual Preciptation - dating back to 1826

Dry Spells - consecutive days with no measurable precipitation

Wettest & Driest - years, seasons & months

 

Snowfall:

Most & Least Snowiest - seasons, months & greatest snowstorms

Seasonal Snowfall Totals - dating back to 1884-85

Snowfall Season - beginning & ending dates

Probability of a White Christmas - NCDC

 

Holiday Tables:

New Year's Day - January 1st

Martin Luther King Jr. Day - 3rd Monday in January

Groundhog Day - February 2nd

Lincoln's Birthday - February 12th

Valentine's Day - February 14th

Presidents' Day - 3rd Monday in February

Washington's Birthday - February 22nd

Saint Patrick's Day - March 17th

Easter - the first Sunday after the paschal full moon on or just after the vernal equinox

Mother's Day - 2nd Sunday of May

Memorial Day - Last Monday in May

Memorial Day Traditional Date - May 30th

Flag Day - June 14th

Father's Day - 3rd Sunday in June

Independence Day - July 4th

Labor Day - 1st Monday in September

Columbus Day - 2nd Monday in October

Halloween - October 31st

Election Day - occurs on the Tuesday after the first Monday in November

Veterans Day - November 11th

Thanksgiving - 4th Thursday in November

Christmas - December 25th