McKean, PA climate
McKean has chilly, snowy winters and pleasant summers. A typical July afternoon reaches 80°, a January night drops to 18°, and about 104 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in McKean feels like
Winter
Spring
Summer
Fall
McKean 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 | 32° | 18° | 3.6" | 31.8" | 20 | 20 | 15° – 35° |
| February | 35° | 18° | 2.6" | 19.4" | 15 | 17 | 11° – 35° |
| March | 43° | 26° | 3.2" | 14.5" | 14 | 9 | 27° – 48° |
| April | 57° | 36° | 3.8" | 2.6" | 14 | 1 | 40° – 52° |
| May | 68° | 46° | 3.9" | 0 | 14 | 0 | 50° – 63° |
| June | 76° | 56° | 4.3" | 0 | 12 | 0 | 61° – 71° |
| July | 80° | 60° | 4.2" | 0 | 11 | 0 | 65° – 74° |
| August | 79° | 58° | 3.9" | 0 | 10 | 0 | 64° – 73° |
| September | 72° | 52° | 4.4" | 0 | 10 | 0 | 58° – 67° |
| October | 60° | 42° | 4.7" | 0.1" | 14 | 0 | 48° – 58° |
| November | 48° | 33° | 3.9" | 9.6" | 15 | 5 | 34° – 47° |
| December | 37° | 24° | 4.0" | 26.3" | 19 | 12 | 21° – 41° |
| Year | 57° | 39° | 46.5" | 104.3" | 167 | 63 |
“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 McKean
McKean gets 46 inches of rain and melted snow a year. October is the wettest month and February the driest. Rain or snow falls on about 167 days a year. Snow covers the ground about 63 days of the year.
About 192 frost-free days a year
In half of years the last 32° night comes by April 26 and the first one by November 4. That leaves about 192 frost-free days for gardens, longer than 66% of U.S. towns.
Heating and cooling a home in McKean
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In McKean, 89% of that work is heating and 11% 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.
How McKean 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 McKean averaged 1.5° warmer than the 1900s. The biggest change is in February (+2.5°). The shift is larger than in 73% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at McKean’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 11° to 35°. August is the most reliable, staying within 8°.
Common questions about McKean’s climate
What is the coldest month in McKean?
January, with a typical high of 32° and a low of 18°.
What is the hottest month in McKean?
July, with a typical high of 80° and a low of 60°. About 5 days a year reach 90°.
How much snow does McKean get?
About 104 inches in a normal winter, most of it in January.
When is the first frost in McKean?
In half of years the first 32° night comes by November 4, and the last spring frost by April 26.
What is the rainiest month in McKean?
October, with 4.7 inches of rain and melted snow. The year totals 46 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for McKean itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Erie Intl Airport, PA (6 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.