Photo: Nicholas A. Tonelli · CC BY 2.0More precipitation falls on Pen Argyl than on 86% of U.S. towns: 51 inches a year
January nights here settle around 19°. Its July afternoons stay fresher than in 68% of U.S. towns. Warming shows here too: 2.2° more than in 1901–2000, led by December. Homes need heating from November to April, the months averaging under 50°.
A year in Pen Argyl at a glance
Each month’s typical high and low, and what it brings.
What stands out about Pen Argyl’s climate
Compared with towns across the U.S., with Pen Argyl’s place in Pennsylvania beside it.
What a year in Pen Argyl feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 163 frost-free days a year
In half of years the last 32° night comes by May 1 and the first by October 12. Frost and day counts come from NOAA’s station at E Stroudsburg, PA, 10 miles from the town’s center, 320 ft lower.
The 2023 USDA map puts Pen Argyl’s center in zone 6b: the coldest night of a typical winter, averaged over 1991–2020, reaches about −1°. 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 Belvidere Brg, NJ, falls mostly in January. Precipitation (rain plus melted snow) adds up to 51 inches a year; June is the wettest month and February the driest. Rain or snow falls on about 131 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Pen Argyl
90% 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 E Stroudsburg, PA.
Living with Pen Argyl’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
163 frost-free days in zone 6b. The last frost comes by May 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 Oct 12.
Months with highs of 62–84° and lows of 40° or more: May, June, July, August, September and October. 0.0 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Pen Argyl from natural hazards, river flooding is the largest share (52%); heat waves, cold waves, winter storms and ice storms together are 23%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Pen Argyl and similar climates
TownRatings has no climate map of the towns around Pen Argyl yet.
Climates most like Pen Argyl’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 |
|---|---|---|---|---|
| Pen Argyl, PA | 19° | 83° | 51" | 23" |
| Raynham, MA | 20° | 84° | 51" | 26" |
| East Haddam, CT | 20° | 83° | 49" | 28" |
| Johnston, RI | 20° | 83° | 51" | 37" |
| Bridgeport, WV | 23° | 84° | 47" | 24" |
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 Pen Argyl averaged 2.2° warmer than the 1900s. The biggest change is in December (+4.0°).
A bigger shift than in 96% 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 Pen Argyl compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Pen Argyl’s place among Pennsylvania’s.
Pen Argyl weather by month
Highs, lows and precipitation from NOAA’s grid at Pen Argyl’s center; snow, wet days and snow on the ground from Belvidere Brg, NJ. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | 30-yr range |
|---|---|---|---|---|---|---|
| January | 36° | 19° | 3.6" | 9.9" | 11 | 18° – 35° |
| February | 40° | 20° | 2.8" | 5.2" | 9 | 18° – 37° |
| March | 48° | 27° | 3.9" | 3.5" | 11 | 31° – 48° |
| April | 61° | 37° | 4.1" | 0.3" | 11 | 45° – 54° |
| May | 71° | 47° | 4.2" | 0.0" | 14 | 54° – 64° |
| June | 79° | 56° | 5.0" | 0.0" | 12 | 64° – 70° |
| July | 83° | 61° | 4.8" | 0.0" | 11 | 67° – 76° |
| August | 81° | 59° | 4.9" | 0.0" | 11 | 66° – 74° |
| September | 74° | 52° | 4.9" | 0.0" | 9 | 60° – 67° |
| October | 63° | 41° | 4.7" | 0.0" | 10 | 47° – 59° |
| November | 52° | 32° | 3.6" | 0.4" | 10 | 36° – 47° |
| December | 41° | 24° | 4.4" | 4.0" | 12 | 25° – 43° |
| Year | 61° | 40° | 50.7" | 23.3" | 131 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 18° to 37°. June is the most reliable, staying within 7°.
Where Pen Argyl’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 Pen Argyl’s center.
- Snow: Belvidere Brg, NJ.
- Frost, freezing nights, 90° and 100° days, heating and cooling: E Stroudsburg, PA, 10 miles from the town’s center, 320 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 Pen Argyl’s climate
What is the weather like in Pen Argyl?
A typical July afternoon reaches 83°, a January night drops to 19°, and about 23 inches of snow falls in a normal winter. Colder January nights than 67% of U.S. towns; cooler July afternoons than 68% of U.S. towns.
How cold does it get in Pen Argyl in winter?
January nights average 19°. About 137 nights a year reach 32° or below and 3 reach 0° or below. In the coldest January of the last 30 years the month averaged 18°.
How much snow does Pen Argyl get?
About 23 inches in a normal winter at Belvidere Brg, NJ, most of it in January.
How hot does it get in Pen Argyl?
July, with a typical high of 83° and a low of 61°. About 17 days a year reach 90° (E Stroudsburg, PA).
When is the first and last frost in Pen Argyl?
In half of years the last spring frost (32°) comes by May 1 and the first fall frost by October 12, about 163 frost-free days, at E Stroudsburg, PA.
What growing zone is Pen Argyl in?
Zone 6b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −1°.
What is the best time of year to visit Pen Argyl?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June, July, August, September and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Pen Argyl getting warmer?
Yes: 1991–2020 averaged 2.2° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 96% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Pen Argyl.
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.