Pennsboro B&O Depot · Photo: Nyttend · Public domainPrecipitation in Pennsboro tops that of 75% of U.S. towns: 48 inches a year
On a normal January night the air cools to about 22°. Compared with 1901–2000, the average now sits 1.2° higher. The outdoor season runs from May to June and August to October, with highs of 67–84°.
A year in Pennsboro at a glance
Each month’s typical high and low, and what it brings.
What stands out about Pennsboro’s climate
Compared with towns across the U.S., with Pennsboro’s place in West Virginia beside it.
What a year in Pennsboro feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 173 frost-free days a year
In half of years the last 32° night comes by April 26 and the first by October 17. Frost and day counts come from NOAA’s station at Harrisville, WV, 6 miles from the town’s center, 190 ft lower.
The 2023 USDA map puts Pennsboro’s center in zone 6b: 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 23 inches of snow a winter
Snow, measured at W Union 2, WV, falls mostly in January. Precipitation (rain plus melted snow) adds up to 48 inches a year; July is the wettest month and November the driest. Rain or snow falls on about 155 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Pennsboro
86% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October 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 Harrisville, WV.
Living with Pennsboro’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
173 frost-free days in zone 6b. 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 17.
Months with highs of 62–84° and lows of 40° or more: May, June, August, September and October. 1.5 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Pennsboro from natural hazards, river flooding is the largest share (89%); heat waves, cold waves, winter storms and ice storms together are 3%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Pennsboro and similar climates
TownRatings has no climate map of the towns around Pennsboro yet.
Climates most like Pennsboro’s, 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 |
|---|---|---|---|---|
| Pennsboro, WV | 22° | 85° | 48" | 23" |
| Campbelltown, PA | 22° | 85° | 47" | 24" |
| Franklin Lakes, NJ | 21° | 85° | 49" | 24" |
| Erlanger, KY | 23° | 85° | 47" | 23" |
| Delhi Hills, OH | 23° | 86° | 46" | 23" |
Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.
Warmer than it used to be
The last 30 years in Pennsboro averaged 1.2° warmer than the 1900s. The biggest change is in December (+2.7°).
A smaller shift than in 60% 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 Pennsboro compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Pennsboro’s place among West Virginia’s.
Pennsboro weather by month
Highs, lows and precipitation from NOAA’s grid at Pennsboro’s center; snow, wet days and snow on the ground from W Union 2, WV. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 40° | 22° | 3.7" | 9.9" | 16 | 11 | 22° – 41° |
| February | 44° | 24° | 3.4" | 6.7" | 13 | 8 | 22° – 43° |
| March | 54° | 31° | 4.1" | 2.8" | 14 | 3 | 36° – 53° |
| April | 67° | 40° | 4.1" | 0.1" | 14 | 0 | 47° – 58° |
| May | 75° | 49° | 4.8" | 0.0" | 15 | 0 | 55° – 69° |
| June | 82° | 58° | 5.0" | 0.0" | 13 | 0 | 65° – 73° |
| July | 85° | 62° | 5.1" | 0.0" | 13 | 0 | 69° – 77° |
| August | 84° | 61° | 4.1" | 0.0" | 11 | 0 | 69° – 77° |
| September | 78° | 54° | 3.6" | 0.0" | 10 | 0 | 63° – 72° |
| October | 67° | 42° | 3.2" | 0.0" | 11 | 0 | 51° – 61° |
| November | 55° | 32° | 3.1" | 0.3" | 12 | 1 | 37° – 49° |
| December | 45° | 27° | 3.7" | 3.4" | 15 | 4 | 26° – 47° |
| Year | 65° | 42° | 47.9" | 23.2" | 155 | 27 |
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 47°. June is the most reliable, staying within 8°.
Where Pennsboro’s 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 Pennsboro’s center.
- Snow: W Union 2, WV.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Harrisville, WV, 6 miles from the town’s center, 190 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 Pennsboro’s climate
What is the weather like in Pennsboro?
A typical July afternoon reaches 85°, a January night drops to 22°, and about 23 inches of snow falls in a normal winter. Milder January nights than 52% of U.S. towns; cooler July afternoons than 53% of U.S. towns.
How cold does it get in Pennsboro in winter?
January nights average 22°. About 129 nights a year reach 32° or below and 5 reach 0° or below. In the coldest January of the last 30 years the month averaged 22°.
How much snow does Pennsboro get?
About 23 inches in a normal winter at W Union 2, WV, most of it in January, with snow on the ground about 27 days a year.
How hot does it get in Pennsboro?
July, with a typical high of 85° and a low of 62°. About 18 days a year reach 90° (Harrisville, WV).
When is the first and last frost in Pennsboro?
In half of years the last spring frost (32°) comes by April 26 and the first fall frost by October 17, about 173 frost-free days, at Harrisville, WV.
What growing zone is Pennsboro in?
Zone 6b 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 Pennsboro?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June, August, September and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Pennsboro getting warmer?
Yes: 1991–2020 averaged 1.2° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 60% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Pennsboro.
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.