Harmony Township has cold, snowy winters and pleasant summers
A typical July afternoon reaches 81°, a January night drops to 15°, and about 69 inches of snow falls in a normal winter.
A year in Harmony Township at a glance
Each month’s typical high and low, and what it brings.
What stands out about Harmony Township’s climate
Read from where Harmony Township sits among Pennsylvania’s towns. The page puts what stands out first.
About 152 frost-free days a year
In half of years the last 32° night comes by May 12 and the first by October 9.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
69 inches of snow, 46 of rain and melt
August is the wettest month and February the driest. Rain or snow falls on about 149 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Living with Harmony Township’s climate
What the numbers mean for a garden, a driveway, a furnace and a free afternoon.
152 frost-free days. The last frost comes by May 12 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Oct 9.
About 69" a winter over 21 days with an inch or more, most in January. Snow covers the ground about 72 days a year.
Months averaging under 55° run from October through April. Heating is 93% of the year’s heating-and-cooling load.
About 7 days a year reach 90°, and July afternoons average 81°.
The nicest months are May, June, July, August and September. 18 miles of trails are waiting.
Parks & trails →Normals are averages. Ice storms, nor’easters, floods and heat waves are on the natural hazards page.
Natural hazards →What a year in Harmony Township feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
Harmony Township and its neighbors
Scott has the coldest January nights next door (14°) and Lanesboro the hottest July afternoons (81°). Tap a town to see its climate.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.
Warmer than it used to be
The last 30 years in Harmony Township averaged 1.3° warmer than the 1900s. The biggest change is in December (+2.9°).
A bigger shift than in 55% of U.S. towns.
Change by month
How Harmony Township compares
Against every U.S. town on TownTapestry, each counted once, with its place in Pennsylvania.
Harmony Township 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° | 15° | 3.1" | 17.5" | 14 | 22 | 14° – 31° |
| February | 34° | 16° | 2.6" | 14.6" | 11 | 19 | 12° – 32° |
| March | 43° | 23° | 3.4" | 14.5" | 12 | 13 | 26° – 45° |
| April | 57° | 33° | 3.9" | 3.2" | 13 | 1 | 39° – 51° |
| May | 68° | 44° | 4.1" | 0 | 14 | 0 | 50° – 62° |
| June | 76° | 53° | 4.5" | 0 | 13 | 0 | 61° – 69° |
| July | 81° | 57° | 4.3" | 0 | 12 | 0 | 65° – 73° |
| August | 79° | 56° | 4.5" | 0 | 12 | 0 | 63° – 71° |
| September | 72° | 49° | 4.4" | 0 | 11 | 0 | 57° – 65° |
| October | 60° | 38° | 4.3" | 0.3" | 12 | 0 | 44° – 56° |
| November | 47° | 29° | 3.3" | 4.5" | 11 | 3 | 33° – 43° |
| December | 36° | 21° | 3.4" | 14.4" | 14 | 14 | 20° – 40° |
| Year | 57° | 36° | 45.9" | 69.0" | 149 | 72 |
Heating and cooling a home in Harmony Township
93% of the work is heating, so the furnace matters far more than the air conditioner.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. Source: NOAA station normals.
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 20° to 40°. August is the most reliable, staying within 7°.
Common questions about Harmony Township’s climate
What is the coldest month in Harmony Township?
January, with a typical high of 32° and a low of 15°.
What is the hottest month in Harmony Township?
July, with a typical high of 81° and a low of 57°. About 7 days a year reach 90°.
How much snow does Harmony Township get?
About 69 inches in a normal winter, most of it in January.
When is the first frost in Harmony Township?
In half of years the first 32° night comes by October 9, and the last spring frost by May 12.
What is the rainiest month in Harmony Township?
August, with 4.5 inches of rain and melted snow. The year totals 46 inches.
Neighbors talk weather
Gardens, snow, and the best days of the year in Harmony Township.
Your answer becomes a post in Town Square.
Temperatures and rainfall come from NOAA’s gridded climate normals for Harmony Township itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Susquehanna, PA (4 mi, snow) and Deposit, NY (9 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000. Today’s forecast: National Weather Service.