Carlisle Township’s winters are colder and snowier than most of the U.S.
A typical July afternoon reaches 83°, a January night drops to 3°, and about 44 inches of snow falls in a normal winter.
A year in Carlisle Township at a glance
Each month’s typical high and low, and what it brings.
What stands out about Carlisle Township’s climate
Compared with towns across the U.S., with Carlisle Township’s place in South Dakota beside it.
What a year in Carlisle Township feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 141 frost-free days a year
In half of years the last 32° night comes by May 9 and the first by September 28. Frost and day counts come from NOAA’s station at Leola, SD, 15 miles from the town’s center, 140 ft higher.
The 2023 USDA map puts Carlisle Township’s center in zone 4b: the coldest night of a typical winter, averaged over 1991–2020, reaches about −24°. 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 44 inches of snow a winter
Snow, measured at Westport 2 Nw, SD, falls mostly in February and December. Precipitation (rain plus melted snow) adds up to 22 inches a year; June is the wettest month and January the driest. Rain or snow falls on about 72 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Carlisle Township
95% 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 Leola, SD.
Living with Carlisle Township’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
141 frost-free days in zone 4b. The last frost comes by May 9 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Sep 28.
Months with highs of 62–84° and lows of 40° or more: May, June, July, August and September. 11 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Carlisle Township from natural hazards, river flooding is the largest share (38%); heat waves, cold waves, winter storms and ice storms together are 38%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Carlisle Township and its neighbors
Every town next door is within a degree of Carlisle Township in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Carlisle 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 |
|---|---|---|---|---|
| Carlisle Township, SD | 3° | 83° | 22" | 44" |
| Minot, ND | 2° | 82° | 17" | 52" |
| Montevideo, MN | 4° | 83° | 28" | 46" |
| Sheldon, IA | 7° | 84° | 30" | 41" |
| Sidney, MT | 4° | 85° | 15" | 30" |
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 Carlisle Township averaged 1.0° warmer than the 1900s. The biggest change is in January (+3.3°).
A smaller shift than in 76% 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 Carlisle Township compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Carlisle Township’s place among South Dakota’s.
Carlisle Township weather by month
Highs, lows and precipitation from NOAA’s grid at Carlisle Township’s center; snow, wet days and snow on the ground from Westport 2 Nw, SD. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 21° | 3° | 0.5" | 7.2" | 3 | 24 | −1° – 27° |
| February | 26° | 7° | 0.6" | 9.6" | 4 | 17 | 1° – 28° |
| March | 39° | 19° | 0.9" | 5.7" | 4 | 10 | 19° – 43° |
| April | 55° | 31° | 1.8" | 4.9" | 6 | 3 | 33° – 50° |
| May | 68° | 44° | 3.2" | 0.0" | 9 | 0 | 52° – 64° |
| June | 78° | 55° | 3.7" | 0.0" | 10 | 0 | 61° – 72° |
| July | 83° | 59° | 3.2" | 0.0" | 9 | 0 | 63° – 76° |
| August | 81° | 57° | 2.5" | 0.0" | 8 | 0 | 63° – 73° |
| September | 73° | 47° | 2.2" | 0.0" | 7 | 0 | 54° – 64° |
| October | 57° | 34° | 1.9" | 1.6" | 6 | 1 | 37° – 50° |
| November | 40° | 20° | 0.7" | 5.1" | 3 | 3 | 17° – 40° |
| December | 26° | 9° | 0.6" | 10.2" | 4 | 17 | 3° – 25° |
| Year | 54° | 32° | 21.7" | 44.3" | 72 | 75 |
How much a month can swing
A normal is an average. January swings the most: from 1991 to 2020 its average ranged from -1° to 27°. August is the most reliable, staying within 10°.
Where Carlisle 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 Carlisle Township’s center.
- Snow: Westport 2 Nw, SD.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Leola, SD, 15 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 Carlisle Township’s climate
What is the weather like in Carlisle Township?
A typical July afternoon reaches 83°, a January night drops to 3°, and about 44 inches of snow falls in a normal winter. Colder January nights than all but 99 U.S. towns; cooler July afternoons than 73% of U.S. towns.
How cold does it get in Carlisle Township in winter?
January nights average 3°. About 175 nights a year reach 32° or below and 31 reach 0° or below. In the coldest January of the last 30 years the month averaged −1°.
How much snow does Carlisle Township get?
About 44 inches in a normal winter at Westport 2 Nw, SD, most of it in February and December, with snow on the ground about 75 days a year.
How hot does it get in Carlisle Township?
July, with a typical high of 83° and a low of 59°. About 16 days a year reach 90° and 1 reach 100° (Leola, SD).
When is the first and last frost in Carlisle Township?
In half of years the last spring frost (32°) comes by May 9 and the first fall frost by September 28, about 141 frost-free days, at Leola, SD.
What growing zone is Carlisle Township in?
Zone 4b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −24°.
What is the best time of year to visit Carlisle 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 Carlisle Township getting warmer?
Yes: 1991–2020 averaged 1.0° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 76% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Carlisle 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.