Photo: Voyageur67 · CC BY-SA 4.0Summer arrives softly in Annin Township, cooler than in 94% of U.S. towns
In January the night’s low is typically 15°. Winter nights are cold: in January they are colder than in 86% of U.S. towns. Compared with 1901–2000, the average now sits 1.2° higher. Seedlings are safe outdoors from about May 15, with the first autumn frost due around October 6.
A year in Annin Township at a glance
Each month’s typical high and low, and what it brings.
What stands out about Annin Township’s climate
Compared with towns across the U.S., with Annin Township’s place in Pennsylvania beside it.
What a year in Annin Township feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 144 frost-free days a year
In half of years the last 32° night comes by May 15 and the first by October 6. Frost and day counts come from NOAA’s station at Port Allegany, PA, 5 miles from the town’s center, 380 ft lower.
The 2023 USDA map puts Annin Township’s center in zone 5b: the coldest night of a typical winter, averaged over 1991–2020, reaches about −12°. 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 55 inches of snow a winter
Snow, measured at Port Allegany, PA, falls mostly in January and December. Precipitation (rain plus melted snow) adds up to 44 inches a year; July is the wettest month and February the driest. Rain or snow falls on about 165 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Annin Township
96% 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 Allegany, PA.
Living with Annin Township’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
144 frost-free days in zone 5b. The last frost comes by May 15 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 6.
Months with highs of 62–84° and lows of 40° or more: May, June, July, August and September. 2.2 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Annin Township from natural hazards, river flooding is the largest share (87%); heat waves, cold waves, winter storms and ice storms together are 5%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Annin Township and its neighbors
Ceres Township the hottest July afternoons (81°, 2° warmer). Differences under a degree are within what the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Annin 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 |
|---|---|---|---|---|
| Annin Township, PA | 15° | 79° | 44" | 55" |
| Duanesburg, NY | 13° | 80° | 41" | 54" |
| Winchendon, MA | 13° | 81° | 47" | 51" |
| York, ME | 16° | 80° | 49" | 56" |
| Portsmouth, NH | 16° | 80° | 48" | 56" |
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 Annin Township averaged 1.2° warmer than the 1900s. The biggest change is in December (+2.8°).
A smaller shift than in 66% 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 Annin Township compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Annin Township’s place among Pennsylvania’s.
Annin Township weather by month
Highs, lows and precipitation from NOAA’s grid at Annin Township’s center; snow, wet days and snow on the ground from Port Allegany, PA. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 31° | 15° | 3.0" | 14.1" | 16 | 20 | 14° – 32° |
| February | 34° | 15° | 2.4" | 12.1" | 13 | 17 | 11° – 34° |
| March | 43° | 22° | 3.0" | 9.4" | 14 | 10 | 26° – 45° |
| April | 57° | 33° | 3.6" | 1.7" | 14 | 1 | 39° – 51° |
| May | 69° | 43° | 3.9" | 0.0" | 14 | 0 | 49° – 62° |
| June | 76° | 51° | 4.3" | 0.0" | 14 | 0 | 59° – 67° |
| July | 79° | 55° | 4.6" | 0.0" | 13 | 0 | 62° – 72° |
| August | 78° | 54° | 4.2" | 0.0" | 12 | 0 | 62° – 71° |
| September | 71° | 48° | 4.0" | 0.0" | 12 | 0 | 56° – 65° |
| October | 59° | 37° | 3.9" | 0.6" | 15 | 0 | 44° – 54° |
| November | 46° | 29° | 3.4" | 3.9" | 14 | 4 | 32° – 44° |
| December | 36° | 21° | 3.3" | 13.3" | 16 | 13 | 18° – 40° |
| Year | 57° | 35° | 43.5" | 55.1" | 165 | 65 |
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 34°. June is the most reliable, staying within 7°.
Where Annin 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 Annin Township’s center.
- Snow: Port Allegany, PA.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Port Allegany, PA, 5 miles from the town’s center, 380 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 Annin Township’s climate
What is the weather like in Annin Township?
A typical July afternoon reaches 79°, a January night drops to 15°, and about 55 inches of snow falls in a normal winter. Colder January nights than 86% of U.S. towns; cooler July afternoons than 94% of U.S. towns.
How cold does it get in Annin Township in winter?
January nights average 15°. About 165 nights a year reach 32° or below and 12 reach 0° or below. In the coldest January of the last 30 years the month averaged 14°.
How much snow does Annin Township get?
About 55 inches in a normal winter at Port Allegany, PA, most of it in January and December, with snow on the ground about 65 days a year.
How hot does it get in Annin Township?
July, with a typical high of 79° and a low of 55°. About 2 days a year reach 90° (Port Allegany, PA).
When is the first and last frost in Annin Township?
In half of years the last spring frost (32°) comes by May 15 and the first fall frost by October 6, about 144 frost-free days, at Port Allegany, PA.
What growing zone is Annin Township in?
Zone 5b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −12°.
What is the best time of year to visit Annin 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 Annin Township getting warmer?
Yes: 1991–2020 averaged 1.2° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 66% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Annin 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.