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Climate in Wayne Heights · NOAA 1991–2020 normals

No extremes in Wayne Heights: its weather tracks the middle of U.S. towns

High summer brings afternoon highs near 86°. The year swings widely: the coldest month’s nights and the warmest month’s afternoons are 64° apart. Tender plants can go out after about April 25; in half of years the first frost comes by October 19.

More snow than 58% of U.S. towns#554Snowiest  of 993 in PA
Milder January nights than 54% of U.S. towns#109Mildest winters  of 1,005 in PA
All PA rankings →

A year in Wayne Heights at a glance

Each month’s typical high and low, and what it brings.

Jan39°23° 9" snow
Feb43°24° 9" snow
Mar52°31° 4" snow
Apr64°41° Last frost ~Apr 25
May74°50°
Jun82°59° 4 days 90°+
Jul86°64° 8 days 90°+
Aug84°62° 7 days 90°+
Sep77°55° 1 day 90°+Wettest
Oct66°44° First frost ~Oct 19
Nov now54°34°
Dec43°27° 5" snow

What stands out about Wayne Heights’ climate

Compared with towns across the U.S., with Wayne Heights’ place in Pennsylvania beside it.

A normal year

What a year in Wayne Heights feels like

Typical highs and lows by season and by month, from NOAA’s 30-year normals.

Winter
42° / 25°
9 days with 1"+ of snow
Spring
63° / 41°
Last frost around Apr 25
Summer
84° / 62°
20 days reach 90°
Fall
66° / 44°
First frost around Oct 19
Best months to be outsideAprMayJunSepOctHighs of 62–84° and lows of 40° or more
Frost, heat & the growing season

About 176 frost-free days a year

In half of years the last 32° night comes by April 25 and the first by October 19. Frost and day counts come from NOAA’s station at Smithsburg 2nw, MD, 6 miles from the town’s center, at about the same height.

122
nights at or below 32° in a normal year
529th most of 1,005 in Pennsylvania
More freezing nights than 58% of U.S. towns
<1
nights at or below 0°
235th fewest of 1,005 in Pennsylvania
Fewer nights at or below 0° than 57% of U.S. towns
20
days that reach 90°
229th most of 1,005 in Pennsylvania
More 90° days than 51% of U.S. towns
<1
days that reach 100°
50th most of 1,005 in Pennsylvania
More 100° days than 67% of U.S. towns
7aUSDA zone
Plant hardiness zone 7a

The 2023 USDA map puts Wayne Heights’ 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°

25
JFMAMJJASOND

90° days by month

Average days at 90° or more

7.7
JFMAMJJASOND
Rain & snow

About 28 inches of snow a winter

Snow, measured at Emmitsburg 2 Se, MD, is heaviest from January through February, about 9 inches a month. Precipitation (rain plus melted snow) adds up to 43 inches a year; September is the wettest month and February the driest. Rain or snow falls on about 117 days a year.

43"
Rain + melted snow a year
741st wettest of 1,005 in Pennsylvania
Wetter than 53% of U.S. towns
28"
Snow in a normal winter
554th snowiest of 993 in Pennsylvania
More snow than 58% of U.S. towns
21 days
With 1"+ of snow on the ground
139th fewest of 821 in Pennsylvania
Fewer days with snow on the ground than 51% of U.S. towns

Rain + melted snow by month

Inches of water

4.6"
JFMAMJJASOND

Snowfall by month

Inches of snow

9"
JFMAMJJASOND
Heating & cooling

Heating and cooling a home in Wayne Heights

87% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through April.

5,457 heating degree daysMore heating than 53% of U.S. towns
849 cooling degree daysLess cooling than 56% of U.S. towns

Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Smithsburg 2nw, MD.

Living here

Living with Wayne Heights’ climate

What the numbers mean for a garden, a free afternoon and a bad-weather day.

The garden window

176 frost-free days in zone 7a. The last frost comes by Apr 25 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 19.

Get outside

Months with highs of 62–84° and lows of 40° or more: April, May, June, September and October. 1.8 miles of trails are waiting.

Parks & trails →
Storms and extremes

Of the yearly building losses FEMA expects in Wayne Heights from natural hazards, river flooding is the largest share (75%); heat waves, cold waves, winter storms and ice storms together are 4%. Normals are averages; the hazards page covers the extremes.

Natural hazards →
Next door

Wayne Heights and its neighbors

Every town next door is within a degree of Wayne Heights in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.

Pen Mar: January low 22°, July high 85°Rouzerville: January low 22°, July high 85°Waynesboro: January low 22°, July high 86°Wayne Heights: January low 23°, July high 86°Wayne HeightsRouzervilleWaynesboro
ColderMilder22° to 23°
Rouzerville22.1° about the same
Waynesboro22.2° about the same
Wayne Heights22.5°

Climates most like Wayne Heights’, 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.

TownJan. lowJuly highPrecip.Snow
Wayne Heights, PA23°86°43"28"
Newport, KY24°86°45"23"
Forestville, OH23°86°45"23"
Lawrenceburg, IN23°86°45"23"
New Martinsville, WV22°85°46"27"

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.

Then and now

Warmer than it used to be

The last 30 years in Wayne Heights averaged 1.6° warmer than the 1900s. The biggest change is in December (+2.8°).

+1.6°1991–2020 vs. 1901–2000

A bigger shift than in 65% of U.S. towns.

Winter+2.2°now 33°, was 31°
Spring+1.4°now 52°, was 51°
Summer+1.4°now 73°, was 72°
Fall+1.4°now 55°, was 54°

Change by month

JanFebMarAprMayJunJulAugSepOctNovDec

The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.

Compared with other towns

How Wayne Heights compares

Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Wayne Heights’ place among Pennsylvania’s.

Summer heat86° July high
Hotter July afternoons than 58% of U.S. towns129th hottest of 1,005 in Pennsylvania
Winter cold23° January low
Milder January nights than 54% of U.S. towns109th mildest of 1,005 in Pennsylvania
Precipitation43" a year
Wetter than 53% of U.S. towns741st wettest of 1,005 in Pennsylvania
Snow28" a winter
More snow than 58% of U.S. towns554th snowiest of 993 in Pennsylvania
Hot days20 days at 90°+
More 90° days than 51% of U.S. towns229th most of 1,005 in Pennsylvania
Freezing nights122 a year
More freezing nights than 58% of U.S. towns529th most of 1,005 in Pennsylvania
Growing season176 frost-free days
A shorter frost-free season than 63% of U.S. towns334th shortest of 1,005 in Pennsylvania
Month by month

Wayne Heights weather by month

Highs, lows and precipitation from NOAA’s grid at Wayne Heights’ center; snow, wet days and snow on the ground from Emmitsburg 2 Se, MD. 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January39°23°3.0"8.7"9622° – 39°
February43°24°2.4"8.8"8822° – 42°
March52°31°3.6"4.4"10336° – 51°
April64°41°3.7"0.2"11048° – 58°
May74°50°4.2"0.0"13057° – 68°
June82°59°4.0"0.0"11067° – 74°
July86°64°4.1"0.0"11070° – 78°
August84°62°3.6"0.0"10069° – 77°
September77°55°4.6"0.0"9063° – 70°
October66°44°3.5"0.1"9051° – 61°
November54°34°3.1"0.8"8037° – 50°
December43°27°3.5"4.5"9326° – 45°
Year64°43°43.2"27.5"11721
Year to year

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°. September is the most reliable, staying within 7°.

Coldest to warmest month in 30 yearsNormal
Sources

Where Wayne Heights’ 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 Wayne Heights’ center.
  • Snow: Emmitsburg 2 Se, MD.
  • Frost, freezing nights, 90° and 100° days, heating and cooling: Smithsburg 2nw, MD, 6 miles from the town’s center, at about the same height; 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 Wayne Heights’ climate

What is the weather like in Wayne Heights?

A typical July afternoon reaches 86°, a January night drops to 23°, and about 28 inches of snow falls in a normal winter. Milder January nights than 54% of U.S. towns; hotter July afternoons than 58% of U.S. towns.

How cold does it get in Wayne Heights in winter?

January nights average 23°. About 122 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 22°.

How much snow does Wayne Heights get?

About 28 inches in a normal winter at Emmitsburg 2 Se, MD, heaviest from January through February, about 9 inches a month, with snow on the ground about 21 days a year.

How hot does it get in Wayne Heights?

July, with a typical high of 86° and a low of 64°. About 20 days a year reach 90° (Smithsburg 2nw, MD).

When is the first and last frost in Wayne Heights?

In half of years the last spring frost (32°) comes by April 25 and the first fall frost by October 19, about 176 frost-free days, at Smithsburg 2nw, MD.

What growing zone is Wayne Heights 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 Wayne Heights?

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 Wayne Heights getting warmer?

Yes: 1991–2020 averaged 1.6° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 65% of U.S. towns.

Neighbors talk weather

Gardens, snow, and the best days of the year in Wayne Heights.

Town Square →
Ask your neighbors

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.