Port Dickinson, NY climate
Port Dickinson has chilly, snowy winters and pleasant summers. A typical July afternoon reaches 83°, a January night drops to 16°, and about 87 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Port Dickinson feels like
Winter
Spring
Summer
Fall
Port Dickinson weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 33° | 16° | 2.7" | 20.6" | 16 | 22 | 15° – 32° |
| February | 36° | 17° | 2.2" | 19.7" | 14 | 21 | 13° – 33° |
| March | 44° | 24° | 3.1" | 16.4" | 15 | 15 | 27° – 46° |
| April | 58° | 34° | 3.6" | 3.8" | 14 | 2 | 40° – 52° |
| May | 70° | 45° | 3.5" | 0.1" | 14 | 0 | 52° – 63° |
| June | 78° | 54° | 4.4" | 0 | 12 | 0 | 64° – 71° |
| July | 83° | 59° | 3.9" | 0 | 13 | 0 | 67° – 74° |
| August | 80° | 57° | 4.2" | 0 | 11 | 0 | 65° – 72° |
| September | 73° | 50° | 4.0" | 0 | 11 | 0 | 59° – 66° |
| October | 61° | 40° | 3.8" | 1.0" | 13 | 0 | 46° – 57° |
| November | 48° | 31° | 3.1" | 6.8" | 14 | 5 | 34° – 45° |
| December | 38° | 23° | 3.0" | 18.1" | 16 | 16 | 22° – 42° |
| Year | 58° | 38° | 41.3" | 86.5" | 164 | 81 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Port Dickinson
Port Dickinson gets 41 inches of rain and melted snow a year. June is the wettest month and February the driest. Rain or snow falls on about 164 days a year. Snow covers the ground about 81 days of the year.
About 162 frost-free days a year
In half of years the last 32° night comes by May 2 and the first one by October 11. That leaves about 162 frost-free days for gardens, shorter than 69% of U.S. towns.
Heating and cooling a home in Port Dickinson
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Port Dickinson, 95% of that work is heating and 5% is cooling, so the furnace matters far more than the air conditioner.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
Port Dickinson and its neighbors
Port Dickinson borders 3 towns with climate data. January nights across them vary by 0.5°. Fenton has the coldest January nights (15°) and Binghamton the hottest July afternoons (83°). Port Dickinson’s January low is 16° and its July high 83°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Port Dickinson compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Port Dickinson averaged 1.2° warmer than the 1900s. The biggest change is in December (+2.6°). The shift is smaller than in 56% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Port Dickinson’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. December swings the most: between 1991 and 2020 its average temperature ranged from 22° to 42°. August is the most reliable, staying within 7°.
Common questions about Port Dickinson’s climate
What is the coldest month in Port Dickinson?
January, with a typical high of 33° and a low of 16°.
What is the hottest month in Port Dickinson?
July, with a typical high of 83° and a low of 59°. About 2 days a year reach 90°.
How much snow does Port Dickinson get?
About 87 inches in a normal winter, most of it in January.
When is the first frost in Port Dickinson?
In half of years the first 32° night comes by October 11, and the last spring frost by May 2.
What is the rainiest month in Port Dickinson?
June, with 4.4 inches of rain and melted snow. The year totals 41 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Port Dickinson itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Binghamton, NY (7 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.