Jeremiah H. Service House · Photo: Nyttend · Public domainMidwinter lows in New Carlisle sink below those of 75% of U.S. towns
Expect July afternoons of about 83°. By July afternoons alone, it runs cooler than 73% of U.S. towns. Since 1901–2000, the year has warmed by 1.2°, most of all in December. Garden planting can start around May 1; autumn frost returns near October 19.
A year in New Carlisle at a glance
Each month’s typical high and low, and what it brings.
What stands out about New Carlisle’s climate
Compared with towns across the U.S., with New Carlisle’s place in Indiana beside it.
What a year in New Carlisle feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 170 frost-free days a year
In half of years the last 32° night comes by May 1 and the first by October 19. Frost and day counts come from NOAA’s station at South Bend Michiana Rgnl Airport, 10 miles from the town’s center, at about the same height.
The 2023 USDA map puts New Carlisle’s center in zone 6a: the coldest night of a typical winter, averaged over 1991–2020, reaches about −7°. 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 62 inches of snow a winter
Snow, measured at New Carlisle, IN, falls mostly in January. Precipitation (rain plus melted snow) adds up to 40 inches a year; June is the wettest month and February the driest. Rain or snow falls on about 147 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in New Carlisle
90% 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 South Bend Michiana Rgnl Airport.
Living with New Carlisle’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
170 frost-free days in zone 6a. The last frost comes by May 1 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 19.
Months with highs of 62–84° and lows of 40° or more: May, June, July, August, September and October. 0.3 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in New Carlisle from natural hazards, river flooding is the largest share (50%); heat waves, cold waves, winter storms and ice storms together are 24%. Normals are averages; the hazards page covers the extremes.
Natural hazards →New Carlisle and similar climates
TownRatings has no climate map of the towns around New Carlisle yet.
Climates most like New Carlisle’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 |
|---|---|---|---|---|
| New Carlisle, IN | 17° | 83° | 40" | 62" |
| Clearfield, PA | 18° | 83° | 41" | 63" |
| Colonie, NY | 15° | 83° | 42" | 59" |
| Girard, OH | 19° | 83° | 41" | 68" |
| Manchester, NH | 14° | 83° | 44" | 53" |
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 New Carlisle averaged 1.2° warmer than the 1900s. The biggest change is in December (+2.6°).
A smaller shift than in 61% 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 New Carlisle compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with New Carlisle’s place among Indiana’s.
New Carlisle weather by month
Highs, lows and precipitation from NOAA’s grid at New Carlisle’s center; snow, wet days and snow on the ground from New Carlisle, IN. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | 30-yr range |
|---|---|---|---|---|---|---|
| January | 32° | 17° | 2.6" | 22.4" | 16 | 15° – 36° |
| February | 35° | 20° | 2.2" | 17.8" | 12 | 15° – 38° |
| March | 47° | 28° | 2.4" | 5.0" | 11 | 29° – 52° |
| April | 59° | 37° | 3.6" | 0.5" | 14 | 40° – 54° |
| May | 71° | 48° | 4.2" | 0.0" | 12 | 53° – 66° |
| June | 80° | 58° | 4.2" | 0.0" | 13 | 64° – 73° |
| July | 83° | 62° | 4.0" | 0.0" | 10 | 67° – 78° |
| August | 81° | 60° | 4.2" | 0.0" | 10 | 66° – 76° |
| September | 75° | 53° | 3.5" | 0.0" | 10 | 58° – 68° |
| October | 62° | 42° | 3.8" | 0.2" | 14 | 49° – 59° |
| November | 48° | 32° | 2.9" | 5.5" | 13 | 33° – 48° |
| December | 37° | 23° | 2.5" | 10.7" | 14 | 17° – 39° |
| Year | 59° | 40° | 40.0" | 62.1" | 147 |
How much a month can swing
A normal is an average. March swings the most: from 1991 to 2020 its average ranged from 29° to 52°. June is the most reliable, staying within 9°.
Where New Carlisle’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 New Carlisle’s center.
- Snow: New Carlisle, IN (NOAA station in town).
- Frost, freezing nights, 90° and 100° days, heating and cooling: South Bend Michiana Rgnl Airport, 10 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 New Carlisle’s climate
What is the weather like in New Carlisle?
A typical July afternoon reaches 83°, a January night drops to 17°, and about 62 inches of snow falls in a normal winter. Colder January nights than 75% of U.S. towns; cooler July afternoons than 73% of U.S. towns.
How cold does it get in New Carlisle in winter?
January nights average 17°. About 126 nights a year reach 32° or below and 6 reach 0° or below. In the coldest January of the last 30 years the month averaged 15°.
How much snow does New Carlisle get?
About 62 inches in a normal winter at New Carlisle, IN, most of it in January.
How hot does it get in New Carlisle?
July, with a typical high of 83° and a low of 62°. About 14 days a year reach 90° (South Bend Michiana Rgnl Airport).
When is the first and last frost in New Carlisle?
In half of years the last spring frost (32°) comes by May 1 and the first fall frost by October 19, about 170 frost-free days, at South Bend Michiana Rgnl Airport.
What growing zone is New Carlisle in?
Zone 6a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −7°.
What is the best time of year to visit New Carlisle?
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 New Carlisle getting warmer?
Yes: 1991–2020 averaged 1.2° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 61% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in New Carlisle.
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.