Afternoon heat in Shell Rock Township beats that of 74% of U.S. towns
January nights here settle around 21°. It is a dry place: less rain and snow fall here than on 64% of U.S. towns. The latest 30-year average runs 0.8° warmer than 1901–2000’s, with January up the most. The frost-free window for a garden runs roughly April 11 to October 26.
A year in Shell Rock Township at a glance
Each month’s typical high and low, and what it brings.
What stands out about Shell Rock Township’s climate
Compared with towns across the U.S., with Shell Rock Township’s place in Kansas beside it.
What a year in Shell Rock Township feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 199 frost-free days a year
In half of years the last 32° night comes by April 11 and the first by October 26. Frost and day counts come from NOAA’s station at John Redmond Lake, KS, 17 miles from the town’s center, at about the same height.
The 2023 USDA map puts Shell Rock Township’s center in zone 6b: the coldest night of a typical winter, averaged over 1991–2020, reaches about −2°. 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 11 inches of snow a winter
Snow, measured at Madison, KS, falls mostly in January and December. Precipitation (rain plus melted snow) adds up to 39 inches a year; May is the wettest month and January the driest. Rain or snow falls on about 86 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Shell Rock Township
76% of the work is heating. Months averaging under 55° run from November through March.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at John Redmond Lake, KS.
Living with Shell Rock Township’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
199 frost-free days in zone 6b. The last frost comes by Apr 11 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 26.
Months with highs of 62–84° and lows of 40° or more: April, May, September and October. 1.1 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Shell Rock Township from natural hazards, river flooding is the largest share (39%); heat waves, cold waves, winter storms and ice storms together are 22%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Shell Rock Township and its neighbors
Every town next door is within a degree of Shell Rock Township in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Shell Rock 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 |
|---|---|---|---|---|
| Shell Rock Township, KS | 21° | 89° | 39" | 11" |
| Boonville, MO | 21° | 88° | 41" | 13" |
| Granite City, IL | 23° | 89° | 42" | 11" |
| Fredericksburg, VA | 25° | 89° | 43" | 11" |
| Hamilton, OH | 22° | 87° | 43" | 9.7" |
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 Shell Rock Township averaged 0.8° warmer than the 1900s. The biggest change is in January (+2.0°).
A smaller shift than in 91% 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 Shell Rock Township compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Shell Rock Township’s place among Kansas’.
Shell Rock Township weather by month
Highs, lows and precipitation from NOAA’s grid at Shell Rock Township’s center; snow, wet days and snow on the ground from Madison, KS. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 41° | 21° | 1.0" | 3.0" | 5 | 5 | 25° – 42° |
| February | 47° | 25° | 1.5" | 2.5" | 5 | 3 | 28° – 45° |
| March | 57° | 35° | 2.5" | 1.2" | 7 | 1 | 38° – 58° |
| April | 67° | 44° | 3.8" | 0.1" | 9 | 0 | 48° – 62° |
| May | 75° | 54° | 5.5" | 0.0" | 11 | 0 | 59° – 72° |
| June | 84° | 64° | 5.0" | 0.0" | 8 | 0 | 69° – 79° |
| July | 89° | 68° | 4.5" | 0.0" | 8 | 0 | 75° – 86° |
| August | 89° | 67° | 3.8" | 0.0" | 7 | 0 | 71° – 85° |
| September | 81° | 58° | 4.0" | 0.0" | 7 | 0 | 64° – 76° |
| October | 69° | 46° | 3.4" | 0.2" | 7 | 0 | 50° – 63° |
| November | 56° | 34° | 2.2" | 0.8" | 6 | 1 | 39° – 53° |
| December | 44° | 25° | 1.5" | 3.1" | 5 | 3 | 22° – 41° |
| Year | 67° | 45° | 38.8" | 10.9" | 86 | 13 |
How much a month can swing
A normal is an average. March swings the most: from 1991 to 2020 its average ranged from 38° to 58°. June is the most reliable, staying within 10°.
Where Shell Rock 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 Shell Rock Township’s center.
- Snow: Madison, KS.
- Frost, freezing nights, 90° and 100° days, heating and cooling: John Redmond Lake, KS, 17 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 Shell Rock Township’s climate
What is the weather like in Shell Rock Township?
A typical July afternoon reaches 89°, a January night drops to 21°, and about 11 inches of snow falls in a normal winter. Colder January nights than 53% of U.S. towns; hotter July afternoons than 74% of U.S. towns.
How cold does it get in Shell Rock Township in winter?
January nights average 21°. About 115 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 25°.
How much snow does Shell Rock Township get?
About 11 inches in a normal winter at Madison, KS, most of it in January and December, with snow on the ground about 13 days a year.
How hot does it get in Shell Rock Township?
July, with a typical high of 89° and a low of 68°. About 43 days a year reach 90° and 5 reach 100° (John Redmond Lake, KS).
When is the first and last frost in Shell Rock Township?
In half of years the last spring frost (32°) comes by April 11 and the first fall frost by October 26, about 199 frost-free days, at John Redmond Lake, KS.
What growing zone is Shell Rock Township in?
Zone 6b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −2°.
What is the best time of year to visit Shell Rock Township?
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 Shell Rock Township getting warmer?
Yes: 1991–2020 averaged 0.8° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 91% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Shell Rock 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.