Photo: formulanone from Huntsville, United States · CC BY-SA 2.0Afternoon heat in Hayfield Township trails that of 90% of U.S. towns
Deep winter brings January lows near 18°. In January, nights here are colder than in 71% of U.S. towns. Since 1901–2000, the year has warmed by 1.7°, most of all in December. Homes need heating from November to April, the months averaging under 50°.
A year in Hayfield Township at a glance
Each month’s typical high and low, and what it brings.
What stands out about Hayfield Township’s climate
Compared with towns across the U.S., with Hayfield Township’s place in Pennsylvania beside it.
What a year in Hayfield Township feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 175 frost-free days a year
In half of years the last 32° night comes by April 30 and the first by October 23. Frost and day counts come from NOAA’s station at Port Meadville Airport, 6 miles from the town’s center, 140 ft higher.
The 2023 USDA map puts Hayfield Township’s center in zone 6a: the coldest night of a typical winter, averaged over 1991–2020, reaches about −6°. 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 64 inches of snow a winter
Snow, measured at Linesville 1 S, PA, falls mostly in January. Precipitation (rain plus melted snow) adds up to 46 inches a year; June is the wettest month and February the driest. Rain or snow falls on about 167 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Hayfield Township
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.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Port Meadville Airport.
Living with Hayfield Township’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
175 frost-free days in zone 6a. The last frost comes by Apr 30 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 23.
Months with highs of 62–84° and lows of 40° or more: May, June, July, August and September. 1.0 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Hayfield Township from natural hazards, river flooding is the largest share (80%); heat waves, cold waves, winter storms and ice storms together are 3%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Hayfield Township and its neighbors
Every town next door is within a degree of Hayfield Township in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Hayfield Township’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 |
|---|---|---|---|---|
| Hayfield Township, PA | 18° | 81° | 46" | 64" |
| Newbury, MA | 18° | 81° | 48" | 62" |
| Hampton, NH | 17° | 81° | 48" | 63" |
| Kittery, ME | 16° | 80° | 48" | 56" |
| Mamakating, NY | 17° | 82° | 49" | 58" |
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.
Warmer than it used to be
The last 30 years in Hayfield Township averaged 1.7° warmer than the 1900s. The biggest change is in December (+2.9°).
A bigger shift than in 74% 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 Hayfield Township compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Hayfield Township’s place among Pennsylvania’s.
Hayfield Township weather by month
Highs, lows and precipitation from NOAA’s grid at Hayfield Township’s center; snow, wet days and snow on the ground from Linesville 1 S, PA. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 32° | 18° | 3.4" | 20.2" | 18 | 21 | 16° – 35° |
| February | 35° | 18° | 2.6" | 11.6" | 14 | 17 | 11° – 36° |
| March | 44° | 26° | 3.4" | 8.9" | 14 | 9 | 27° – 48° |
| April | 58° | 35° | 3.8" | 2.0" | 14 | 1 | 40° – 53° |
| May | 69° | 46° | 3.9" | 0.0" | 14 | 0 | 50° – 64° |
| June | 77° | 55° | 4.7" | 0.0" | 14 | 0 | 61° – 70° |
| July | 81° | 59° | 4.3" | 0.0" | 12 | 0 | 65° – 74° |
| August | 79° | 57° | 4.0" | 0.0" | 11 | 0 | 64° – 72° |
| September | 73° | 51° | 4.3" | 0.0" | 11 | 0 | 59° – 66° |
| October | 61° | 41° | 4.4" | 0.0" | 15 | 0 | 47° – 57° |
| November | 48° | 32° | 3.6" | 3.9" | 14 | 3 | 34° – 46° |
| December | 37° | 24° | 3.7" | 17.4" | 17 | 13 | 21° – 42° |
| Year | 58° | 38° | 46.2" | 64.0" | 167 | 63 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 11° to 36°. September is the most reliable, staying within 8°.
Where Hayfield Township’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 Hayfield Township’s center.
- Snow: Linesville 1 S, PA.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Port Meadville Airport, 6 miles from the town’s center, 140 ft higher; 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 Hayfield Township’s climate
What is the weather like in Hayfield Township?
A typical July afternoon reaches 81°, a January night drops to 18°, and about 64 inches of snow falls in a normal winter. Colder January nights than 71% of U.S. towns; cooler July afternoons than 90% of U.S. towns.
How cold does it get in Hayfield Township in winter?
January nights average 18°. About 125 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 16°.
How much snow does Hayfield Township get?
About 64 inches in a normal winter at Linesville 1 S, PA, most of it in January, with snow on the ground about 63 days a year.
How hot does it get in Hayfield Township?
July, with a typical high of 81° and a low of 59°. About 2 days a year reach 90° (Port Meadville Airport).
When is the first and last frost in Hayfield Township?
In half of years the last spring frost (32°) comes by April 30 and the first fall frost by October 23, about 175 frost-free days, at Port Meadville Airport.
What growing zone is Hayfield Township in?
Zone 6a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −6°.
What is the best time of year to visit Hayfield Township?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June, July, August and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Hayfield Township getting warmer?
Yes: 1991–2020 averaged 1.7° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 74% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Hayfield Township.
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.