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Hillvue at Castle Creek in Seven FieldsPhoto: Nyttend · Public domain
Climate in Seven Fields · NOAA 1991–2020 normals

No extremes in Seven Fields: its weather tracks the middle of U.S. towns

Sunny July days climb to about 83°. Summers stay cool: July afternoons here are cooler than in 66% of U.S. towns. Compared with 1901–2000, the average now sits 1.3° higher. The heating season runs November to March: each of those months averages under 50°.

Colder January nights than 59% of U.S. towns#366 coldest of 1,005 in PA
Less snow than 53% of U.S. towns#107Least snow  of 993 in PA
All PA rankings →

A year in Seven Fields at a glance

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

Jan36°20° 9" snow
Feb40°22° 5" snow
Mar49°29°
Apr62°39°
May72°48° Last frost ~May 7
Jun80°57° 1 day 90°+Wettest
Jul83°61° 3 days 90°+
Aug82°60° 2 days 90°+
Sep76°53° 1 day 90°+
Oct64°42° First frost ~Oct 14
Nov now51°33°
Dec41°26°

What stands out about Seven Fields’ climate

Compared with towns across the U.S., with Seven Fields’ place in Pennsylvania beside it.

A normal year

What a year in Seven Fields feels like

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

Winter
39° / 23°
8 days with 1"+ of snow
Spring
61° / 39°
Last frost around May 7
Summer
82° / 59°
7 days reach 90°
Fall
63° / 43°
First frost around Oct 14
Best months to be outsideMayJunJulAugSepOctHighs of 62–84° and lows of 40° or more
Frost, heat & the growing season

About 159 frost-free days a year

In half of years the last 32° night comes by May 7 and the first by October 14. Frost and day counts come from NOAA’s station at Butler 2 Sw, PA, 13 miles from the town’s center, 140 ft lower.

140
nights at or below 32° in a normal year
144th most of 1,005 in Pennsylvania
More freezing nights than 77% of U.S. towns
5
nights at or below 0°
164th most of 1,005 in Pennsylvania
More nights at or below 0° than 67% of U.S. towns
7
days that reach 90°
198th fewest of 1,005 in Pennsylvania
Fewer 90° days than 85% of U.S. towns
0
days that reach 100°
None in a normal year
6bUSDA zone
Plant hardiness zone 6b

The 2023 USDA map puts Seven Fields’ center in zone 6b: the coldest night of a typical winter, averaged over 1991–2020, reaches about −3°. Plant labels use the zone; frost dates tell you when to plant.

Freezing nights by month

Average nights at or below 32°

27
JFMAMJJASOND

90° days by month

Average days at 90° or more

3.1
JFMAMJJASOND
Rain & snow

About 20 inches of snow a winter

Snow, measured at Glenwillard Dashields L&d, PA, falls mostly in January. Precipitation (rain plus melted snow) adds up to 42 inches a year; June is the wettest month and February the driest. Rain or snow falls on about 138 days a year.

42"
Rain + melted snow a year
105th driest of 1,005 in Pennsylvania
Drier than 55% of U.S. towns
20"
Snow in a normal winter
107th least snowy of 993 in Pennsylvania
Less snow than 53% of U.S. towns
17 days
With 1"+ of snow on the ground
75th fewest of 821 in Pennsylvania
Fewer days with snow on the ground than 54% of U.S. towns

Rain + melted snow by month

Inches of water

4.4"
JFMAMJJASOND

Snowfall by month

Inches of snow

9"
JFMAMJJASOND
Heating & cooling

Heating and cooling a home in Seven Fields

93% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through April.

6,457 heating degree daysMore heating than 77% of U.S. towns
480 cooling degree daysLess cooling than 87% 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 Butler 2 Sw, PA.

Living here

Living with Seven Fields’ climate

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

The garden window

159 frost-free days in zone 6b. The last frost comes by May 7 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.

Get outside

Months with highs of 62–84° and lows of 40° or more: May, June, July, August, September and October. 0.4 miles of trails are waiting.

Parks & trails →
Storms and extremes

Of the yearly building losses FEMA expects in Seven Fields from natural hazards, river flooding is the largest share (86%); heat waves, cold waves, winter storms and ice storms together are 2%. Normals are averages; the hazards page covers the extremes.

Natural hazards →
Next door

Seven Fields and its neighbors

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

New Sewickley Township: January low 20°, July high 84°Marshall Township: January low 20°, July high 83°Economy: January low 21°, July high 84°Jackson Township: January low 20°, July high 84°Callery: January low 20°, July high 84°Valencia: January low 20°, July high 83°Middlesex Township: January low 20°, July high 83°Forward Township: January low 20°, July high 84°Cranberry Township: January low 20°, July high 83°Adams Township: January low 20°, July high 84°Seven Fields: January low 20°, July high 83°Seven FieldsCranberry TownshipAdams Township
ColderMilder20° to 21°
Seven Fields20.0°
Cranberry Township20.0° about the same
Adams Township20.0° about the same

Climates most like Seven Fields’, 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
Seven Fields, PA20°83°42"20"
Northridge, OH20°84°42"19"
Zionsville, IN19°84°42"22"
Wytheville, VA24°83°42"18"
Hoopeston, IL17°85°40"20"

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 Seven Fields averaged 1.3° warmer than the 1900s. The biggest change is in December (+2.7°).

+1.3°1991–2020 vs. 1901–2000

A smaller shift than in 55% of U.S. towns.

Winter+2.0°now 31°, was 29°
Spring+1.4°now 50°, was 48°
Summer+0.7°now 70°, was 70°
Fall+1.1°now 53°, was 52°

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 Seven Fields compares

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

Summer heat83° July high
Cooler July afternoons than 66% of U.S. towns298th coolest of 1,005 in Pennsylvania
Winter cold20° January low
Colder January nights than 59% of U.S. towns366th coldest of 1,005 in Pennsylvania
Precipitation42" a year
Drier than 55% of U.S. towns105th driest of 1,005 in Pennsylvania
Snow20" a winter
Less snow than 53% of U.S. towns107th least snowy of 993 in Pennsylvania
Hot days7 days at 90°+
Fewer 90° days than 85% of U.S. towns198th fewest of 1,005 in Pennsylvania
Freezing nights140 a year
More freezing nights than 77% of U.S. towns144th most of 1,005 in Pennsylvania
Growing season159 frost-free days
A shorter frost-free season than 85% of U.S. towns91st shortest of 1,005 in Pennsylvania
Month by month

Seven Fields weather by month

Highs, lows and precipitation from NOAA’s grid at Seven Fields’ center; snow, wet days and snow on the ground from Glenwillard Dashields L&d, PA. 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January36°20°3.0"9.1"15720° – 38°
February40°22°2.4"5.2"13517° – 39°
March49°29°3.3"2.6"13233° – 50°
April62°39°3.5"0.0"12044° – 55°
May72°48°3.9"0.0"12053° – 67°
June80°57°4.4"0.0"11064° – 71°
July83°61°4.3"0.0"9068° – 76°
August82°60°3.7"0.0"9066° – 75°
September76°53°3.8"0.0"9062° – 68°
October64°42°3.1"0.1"10049° – 59°
November51°33°3.0"0.3"11036° – 48°
December41°26°3.2"2.5"13323° – 43°
Year61°41°41.5"19.8"13817
Year to year

How much a month can swing

A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 17° to 39°. September is the most reliable, staying within 7°.

Coldest to warmest month in 30 yearsNormal
Sources

Where Seven Fields’ 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 Seven Fields’ center.
  • Snow: Glenwillard Dashields L&d, PA.
  • Frost, freezing nights, 90° and 100° days, heating and cooling: Butler 2 Sw, PA, 13 miles from the town’s center, 140 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 Seven Fields’ climate

What is the weather like in Seven Fields?

A typical July afternoon reaches 83°, a January night drops to 20°, and about 20 inches of snow falls in a normal winter. Colder January nights than 59% of U.S. towns; cooler July afternoons than 66% of U.S. towns.

How cold does it get in Seven Fields in winter?

January nights average 20°. About 140 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 20°.

How much snow does Seven Fields get?

About 20 inches in a normal winter at Glenwillard Dashields L&d, PA, most of it in January, with snow on the ground about 17 days a year.

How hot does it get in Seven Fields?

July, with a typical high of 83° and a low of 61°. About 7 days a year reach 90° (Butler 2 Sw, PA).

When is the first and last frost in Seven Fields?

In half of years the last spring frost (32°) comes by May 7 and the first fall frost by October 14, about 159 frost-free days, at Butler 2 Sw, PA.

What growing zone is Seven Fields in?

Zone 6b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −3°.

What is the best time of year to visit Seven Fields?

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 Seven Fields getting warmer?

Yes: 1991–2020 averaged 1.3° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 55% of U.S. towns.

Neighbors talk weather

Gardens, snow, and the best days of the year in Seven Fields.

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.