New Jerusalem has chilly winters and warm summers, with plenty of rain
A typical July afternoon reaches 85°, a January night drops to 20°, and about 4 inches of snow falls in a normal winter.
A year in New Jerusalem at a glance
Each month’s typical high and low, and what it brings.
What stands out about New Jerusalem’s climate
Read from where New Jerusalem sits among Pennsylvania’s towns. The page puts what stands out first.
4 inches of snow, 50 of rain and melt
July is the wettest month and February the driest. Rain or snow falls on about 94 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
What a year in New Jerusalem feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 171 frost-free days a year
In half of years the last 32° night comes by April 26 and the first by October 14.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
Living with New Jerusalem’s climate
What the numbers mean for a garden, a driveway, a furnace and a free afternoon.
171 frost-free days. The last frost comes by Apr 26 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 14.
About 4" in a normal winter.
Months averaging under 55° run from October through April. Heating is 88% of the year’s heating-and-cooling load.
About 15 days a year reach 90°, and July afternoons average 85°.
The nicest months are May, June, August, September and October.
Parks & trails →Normals are averages. Ice storms, nor’easters, floods and heat waves are on the natural hazards page.
Natural hazards →New Jerusalem and its neighbors
Dryville has the coldest January nights next door (21°) and Dryville the hottest July afternoons (86°). 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 New Jerusalem averaged 1.7° warmer than the 1900s. The biggest change is in December (+3.3°).
A bigger shift than in 81% of U.S. towns.
Change by month
How New Jerusalem compares
Against every U.S. town on TownTapestry, each counted once, with its place in Pennsylvania.
New Jerusalem 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 | 30-yr range |
|---|---|---|---|---|---|---|
| January | 37° | 20° | 3.7" | 1.4" | 8 | 20° – 37° |
| February | 41° | 23° | 2.7" | 1.9" | 5 | 20° – 39° |
| March | 49° | 30° | 3.9" | 0.6" | 9 | 32° – 48° |
| April | 62° | 39° | 3.9" | 0 | 9 | 46° – 56° |
| May | 72° | 49° | 4.0" | 0 | 9 | 56° – 66° |
| June | 80° | 58° | 4.7" | 0 | 8 | 66° – 72° |
| July | 85° | 63° | 5.0" | 0 | 8 | 69° – 78° |
| August | 83° | 61° | 4.8" | 0 | 8 | 68° – 76° |
| September | 76° | 55° | 4.9" | 0 | 7 | 62° – 69° |
| October | 64° | 43° | 4.4" | 0.1" | 7 | 48° – 61° |
| November | 53° | 34° | 3.5" | 0 | 7 | 38° – 48° |
| December | 42° | 26° | 4.0" | 0.2" | 8 | 26° – 45° |
| Year | 62° | 42° | 49.6" | 4.2" | 94 |
Heating and cooling a home in New Jerusalem
88% 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 26° to 45°. June is the most reliable, staying within 7°.
Common questions about New Jerusalem’s climate
What is the coldest month in New Jerusalem?
January, with a typical high of 37° and a low of 20°.
What is the hottest month in New Jerusalem?
July, with a typical high of 85° and a low of 63°. About 15 days a year reach 90°.
How much snow does New Jerusalem get?
About 4 inches in a normal winter, most of it in February.
When is the first frost in New Jerusalem?
In half of years the first 32° night comes by October 14, and the last spring frost by April 26.
What is the rainiest month in New Jerusalem?
July, with 5.0 inches of rain and melted snow. The year totals 50 inches.
Neighbors talk weather
Gardens, snow, and the best days of the year in New Jerusalem.
Your answer becomes a post in Town Square.
Temperatures and rainfall come from NOAA’s gridded climate normals for New Jerusalem itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Bechtelsville 1ene, PA (9 mi, snow) and Rodale Rsch Ctr, PA (8 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.