Photo: Ichabod · CC BY-SA 3.0Summer arrives in force in Scranton, hotter than in 75% of U.S. towns
In January the night’s low is typically 20°. Only 69° separates winter nights from summer afternoons. Its yearly precipitation falls short of 71% of U.S. towns. The frost-free window for a garden runs roughly April 8 to October 31.
A year in Scranton at a glance
Each month’s typical high and low, and what it brings.
What stands out about Scranton’s climate
Compared with towns across the U.S., with Scranton’s place in Kansas beside it.
What a year in Scranton feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 205 frost-free days a year
In half of years the last 32° night comes by April 8 and the first by October 31. Frost and day counts come from NOAA’s station at Pomona Lake, KS, 13 miles from the town’s center, at about the same height.
The 2023 USDA map puts Scranton’s center in zone 6b: 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°
90° days by month
Average days at 90° or more
About 12 inches of snow a winter
Snow, measured at Auburn, KS, falls mostly in December. Precipitation (rain plus melted snow) adds up to 37 inches a year; May is the wettest month and January the driest. Rain or snow falls on about 79 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Scranton
75% of the work is heating. Months averaging under 55° run from November 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 Pomona Lake, KS.
Living with Scranton’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
205 frost-free days in zone 6b. The last frost comes by Apr 8 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 31.
Months with highs of 62–84° and lows of 40° or more: April, May, September and October.
Parks & trails →Of the yearly building losses FEMA expects in Scranton from natural hazards, river flooding is the largest share (40%); heat waves, cold waves, winter storms and ice storms together are 28%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Scranton and similar climates
TownRatings has no climate map of the towns around Scranton yet.
Climates most like Scranton’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 |
|---|---|---|---|---|
| Scranton, KS | 20° | 90° | 37" | 12" |
| Boonville, MO | 21° | 88° | 41" | 13" |
| East St. Louis, IL | 24° | 89° | 42" | 14" |
| Fredericksburg, VA | 25° | 89° | 43" | 11" |
| Martinsburg, WV | 23° | 87° | 40" | 23" |
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 Scranton averaged 1.1° warmer than the 1900s. The biggest change is in March (+2.2°).
A smaller shift than in 73% 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 Scranton compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Scranton’s place among Kansas’.
Scranton weather by month
Highs, lows and precipitation from NOAA’s grid at Scranton’s center; snow, wet days and snow on the ground from Auburn, KS. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | 30-yr range |
|---|---|---|---|---|---|---|
| January | 40° | 20° | 0.9" | 3.1" | 4 | 23° – 41° |
| February | 46° | 24° | 1.4" | 2.9" | 5 | 28° – 45° |
| March | 56° | 34° | 2.4" | 0.8" | 7 | 37° – 58° |
| April | 66° | 43° | 3.7" | 0.4" | 8 | 48° – 61° |
| May | 75° | 54° | 5.4" | 0.0" | 10 | 58° – 74° |
| June | 85° | 64° | 5.1" | 0.0" | 9 | 69° – 79° |
| July | 90° | 68° | 4.2" | 0.0" | 7 | 74° – 85° |
| August | 88° | 66° | 4.3" | 0.0" | 8 | 70° – 85° |
| September | 80° | 57° | 3.5" | 0.0" | 7 | 63° – 75° |
| October | 69° | 45° | 2.9" | 0.5" | 7 | 50° – 62° |
| November | 55° | 33° | 2.0" | 1.0" | 5 | 37° – 52° |
| December | 43° | 24° | 1.5" | 3.6" | 4 | 21° – 40° |
| Year | 66° | 44° | 37.3" | 12.3" | 79 |
How much a month can swing
A normal is an average. March swings the most: from 1991 to 2020 its average ranged from 37° to 58°. June is the most reliable, staying within 10°.
Where Scranton’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 Scranton’s center.
- Snow: Auburn, KS.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Pomona Lake, KS, 13 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 Scranton’s climate
What is the weather like in Scranton?
A typical July afternoon reaches 90°, a January night drops to 20°, and about 12 inches of snow falls in a normal winter. Colder January nights than 58% of U.S. towns; hotter July afternoons than 75% of U.S. towns.
How cold does it get in Scranton in winter?
January nights average 20°. About 110 nights a year reach 32° or below and 2 reach 0° or below. In the coldest January of the last 30 years the month averaged 23°.
How much snow does Scranton get?
About 12 inches in a normal winter at Auburn, KS, most of it in December.
How hot does it get in Scranton?
July, with a typical high of 90° and a low of 68°. About 47 days a year reach 90° and 6 reach 100° (Pomona Lake, KS).
When is the first and last frost in Scranton?
In half of years the last spring frost (32°) comes by April 8 and the first fall frost by October 31, about 205 frost-free days, at Pomona Lake, KS.
What growing zone is Scranton in?
Zone 6b 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 Scranton?
By one simple rule (highs of 62–84° and lows of 40° or more), April, May, September and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Scranton getting warmer?
Yes: 1991–2020 averaged 1.1° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 73% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Scranton.
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.