Blue Ball has chilly, snowy winters and warm summers
A typical July afternoon reaches 85°, a January night drops to 22°, and about 34 inches of snow falls in a normal winter.
A year in Blue Ball at a glance
Each month’s typical high and low, and what it brings.
What stands out about Blue Ball’s climate
Read from where Blue Ball sits among Pennsylvania’s towns. The page puts what stands out first.
What a year in Blue Ball feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
Living with Blue Ball’s climate
What the numbers mean for a garden, a driveway, a furnace and a free afternoon.
198 frost-free days. The last frost comes by Apr 14 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 1.
About 34" a winter over 9 days with an inch or more, most in February. Snow covers the ground about 29 days a year.
Months averaging under 55° run from October through April. Heating is 82% of the year’s heating-and-cooling load.
About 20 days a year reach 90°, and July afternoons average 85°.
The nicest months are April, 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 →Warmer than it used to be
The last 30 years in Blue Ball averaged 1.8° warmer than the 1900s. The biggest change is in December (+3.4°).
A bigger shift than in 87% of U.S. towns.
Change by month
34 inches of snow, 47 of rain and melt
September is the wettest month and February the driest. Rain or snow falls on about 130 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
About 198 frost-free days a year
In half of years the last 32° night comes by April 14 and the first by November 1.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
Blue Ball and its neighbors
East Earl has the coldest January nights next door (22°) and East Earl the hottest July afternoons (85°). 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.
How Blue Ball compares
Against every U.S. town on TownTapestry, each counted once, with its place in Pennsylvania.
Blue Ball 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 | 39° | 22° | 3.2" | 10.3" | 12 | 9 | 22° – 39° |
| February | 42° | 24° | 2.6" | 10.6" | 10 | 11 | 22° – 41° |
| March | 51° | 31° | 3.9" | 5.5" | 11 | 5 | 35° – 50° |
| April | 63° | 40° | 3.7" | 1.2" | 12 | 0 | 47° – 57° |
| May | 73° | 50° | 3.7" | 0 | 13 | 0 | 57° – 67° |
| June | 81° | 60° | 4.4" | 0 | 12 | 0 | 67° – 73° |
| July | 85° | 65° | 4.6" | 0 | 11 | 0 | 71° – 78° |
| August | 84° | 63° | 4.4" | 0 | 10 | 0 | 69° – 76° |
| September | 77° | 56° | 4.7" | 0 | 9 | 0 | 63° – 70° |
| October | 65° | 44° | 4.3" | 0.3" | 10 | 0 | 50° – 61° |
| November | 54° | 35° | 3.3" | 1.0" | 9 | 1 | 38° – 49° |
| December | 44° | 27° | 3.8" | 4.6" | 11 | 4 | 27° – 46° |
| Year | 63° | 43° | 46.7" | 33.5" | 130 | 29 |
Heating and cooling a home in Blue Ball
82% 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 27° to 46°. June is the most reliable, staying within 6°.
Common questions about Blue Ball’s climate
What is the coldest month in Blue Ball?
January, with a typical high of 39° and a low of 22°.
What is the hottest month in Blue Ball?
July, with a typical high of 85° and a low of 65°. About 20 days a year reach 90°.
How much snow does Blue Ball get?
About 34 inches in a normal winter, most of it in February.
When is the first frost in Blue Ball?
In half of years the first 32° night comes by November 1, and the last spring frost by April 14.
What is the rainiest month in Blue Ball?
September, with 4.7 inches of rain and melted snow. The year totals 47 inches.
Neighbors talk weather
Gardens, snow, and the best days of the year in Blue Ball.
Your answer becomes a post in Town Square.
Temperatures and rainfall come from NOAA’s gridded climate normals for Blue Ball itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at New Holland 2 Se, PA (3 mi) away. 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.