For weather, Susquehanna Trails is about as ordinary as U.S. towns get
On a normal July day the thermometer tops out near 86°. Precipitation is plentiful here, more than falls on 66% of U.S. towns. Since 1901–2000, the year has warmed by 1.9°, most of all in December. The heating season runs November to March: each of those months averages under 50°.
A year in Susquehanna Trails at a glance
Each month’s typical high and low, and what it brings.
What stands out about Susquehanna Trails’ climate
Compared with towns across the U.S., with Susquehanna Trails’ place in Pennsylvania beside it.
What a year in Susquehanna Trails feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 221 frost-free days a year
In half of years the last 32° night comes by April 1 and the first by November 10. Frost and day counts come from NOAA’s station at Safe Harbor Dam, PA, 12 miles from the town’s center, 270 ft lower.
The 2023 USDA map puts Susquehanna Trails’ center in zone 7a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 4°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
About 29 inches of snow a winter
Snow, measured at New Park, PA, falls mostly in February. Precipitation (rain plus melted snow) adds up to 46 inches a year; September is the wettest month and February the driest. Rain or snow falls on about 109 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Susquehanna Trails
81% of the work is heating. Months averaging under 55° run from November through April.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Safe Harbor Dam, PA.
Living with Susquehanna Trails’ climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
221 frost-free days in zone 7a. The last frost comes by Apr 1 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Nov 10.
Months with highs of 62–84° and lows of 40° or more: April, May, June, September and October.
Parks & trails →Of the yearly building losses FEMA expects in Susquehanna Trails from natural hazards, river flooding is the largest share (64%); heat waves, cold waves, winter storms and ice storms together are 8%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Susquehanna Trails and its neighbors
Every town next door is within a degree of Susquehanna Trails in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Susquehanna Trails’, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Susquehanna Trails, PA | 23° | 86° | 46" | 29" |
| Nyack, NY | 22° | 86° | 47" | 33" |
| New Martinsville, WV | 22° | 85° | 46" | 27" |
| Old Tappan, NJ | 22° | 86° | 48" | 33" |
| Lawrenceburg, IN | 23° | 86° | 45" | 23" |
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 Susquehanna Trails averaged 1.9° warmer than the 1900s. The biggest change is in December (+3.3°).
A bigger shift than in 84% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How Susquehanna Trails compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Susquehanna Trails’ place among Pennsylvania’s.
Susquehanna Trails weather by month
Highs, lows and precipitation from NOAA’s grid at Susquehanna Trails’ center; snow, wet days and snow on the ground from New Park, PA. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 40° | 23° | 3.2" | 8.7" | 9 | 8 | 23° – 39° |
| February | 43° | 24° | 2.7" | 9.9" | 8 | 9 | 22° – 41° |
| March | 52° | 31° | 4.1" | 4.3" | 10 | 4 | 35° – 51° |
| April | 64° | 41° | 3.6" | 0.5" | 10 | 0 | 48° – 57° |
| May | 73° | 51° | 3.8" | 0.0" | 11 | 0 | 58° – 68° |
| June | 82° | 60° | 4.3" | 0.0" | 10 | 0 | 68° – 75° |
| July | 86° | 65° | 4.5" | 0.0" | 10 | 0 | 71° – 79° |
| August | 84° | 63° | 4.0" | 0.0" | 8 | 0 | 70° – 76° |
| September | 78° | 56° | 4.8" | 0.0" | 8 | 0 | 64° – 70° |
| October | 66° | 45° | 4.2" | 0.3" | 8 | 0 | 51° – 62° |
| November | 55° | 34° | 3.3" | 0.7" | 8 | 1 | 38° – 49° |
| December | 44° | 27° | 3.8" | 4.4" | 9 | 4 | 28° – 46° |
| Year | 64° | 43° | 46.1" | 28.8" | 109 | 25 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 22° to 41°. August is the most reliable, staying within 6°.
Where Susquehanna Trails’ numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Susquehanna Trails’ center.
- Snow: New Park, PA.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Safe Harbor Dam, PA, 12 miles from the town’s center, 270 ft lower; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Susquehanna Trails’ climate
What is the weather like in Susquehanna Trails?
A typical July afternoon reaches 86°, a January night drops to 23°, and about 29 inches of snow falls in a normal winter. Milder January nights than 54% of U.S. towns; hotter July afternoons than 55% of U.S. towns.
How cold does it get in Susquehanna Trails in winter?
January nights average 23°. About 87 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 23°.
How much snow does Susquehanna Trails get?
About 29 inches in a normal winter at New Park, PA, most of it in February, with snow on the ground about 25 days a year.
How hot does it get in Susquehanna Trails?
July, with a typical high of 86° and a low of 65°. About 20 days a year reach 90° (Safe Harbor Dam, PA).
When is the first and last frost in Susquehanna Trails?
In half of years the last spring frost (32°) comes by April 1 and the first fall frost by November 10, about 221 frost-free days, at Safe Harbor Dam, PA.
What growing zone is Susquehanna Trails in?
Zone 7a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 4°.
What is the best time of year to visit Susquehanna Trails?
By one simple rule (highs of 62–84° and lows of 40° or more), April, May, June, September and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Susquehanna Trails getting warmer?
Yes: 1991–2020 averaged 1.9° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 84% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Susquehanna Trails.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.