Camp Crook has some of the coldest winter nights among U.S. towns
July afternoons average 86°. Rain follows the seasons: May brings about 8.8 times as much as January. Its yearly precipitation falls short of 93% of U.S. towns. Radiators earn their keep from October to April, the months that average under 50°.
A year in Camp Crook at a glance
Each month’s typical high and low, and what it brings.
What stands out about Camp Crook’s climate
Compared with towns across the U.S., with Camp Crook’s place in South Dakota beside it.
What a year in Camp Crook feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 128 frost-free days a year
In half of years the last 32° night comes by May 17 and the first by September 24. Frost and day counts come from NOAA’s station at Camp Crook, SD, 0.1 miles from the town’s center, at about the same height.
The 2023 USDA map puts Camp Crook’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 51 inches of snow a winter
Snow, measured at Camp Crook, SD, is heaviest from February through March, about 9 inches a month. Precipitation (rain plus melted snow) adds up to 16 inches a year; May is the wettest month and January the driest. Rain or snow falls on about 80 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Camp Crook
92% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through May.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Camp Crook, SD.
Living with Camp Crook’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
128 frost-free days in zone 4b. The last frost comes by May 17 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 24.
Months with highs of 62–84° and lows of 40° or more: June and September.
Parks & trails →Of the yearly building losses FEMA expects in Camp Crook from natural hazards, river flooding is the largest share (34%); heat waves, cold waves, winter storms and ice storms together are 21%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Camp Crook and similar climates
TownRatings has no climate map of the towns around Camp Crook yet.
Climates most like Camp Crook’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 |
|---|---|---|---|---|
| Camp Crook, SD | 9° | 86° | 16" | 51" |
| Gypsum, CO | 11° | 86° | 14" | 39" |
| Havre, MT | 6° | 85° | 13" | 41" |
| Alliance, NE | 13° | 88° | 17" | 45" |
| Lander, WY | 8° | 88° | 13" | 67" |
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 Camp Crook averaged 1.2° warmer than the 1900s. The biggest change is in January (+3.9°).
A smaller shift than in 65% 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 Camp Crook compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Camp Crook’s place among South Dakota’s.
Camp Crook weather by month
Highs, lows and precipitation from NOAA’s grid at Camp Crook’s center; snow, wet days and snow on the ground from Camp Crook, SD. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 31° | 9° | 0.3" | 7.6" | 5 | 18 | 9° – 33° |
| February | 34° | 11° | 0.4" | 9.3" | 6 | 15 | 4° – 33° |
| March | 45° | 20° | 0.7" | 8.7" | 6 | 10 | 21° – 45° |
| April | 56° | 30° | 1.5" | 6.5" | 7 | 3 | 36° – 48° |
| May | 66° | 40° | 2.8" | 2.1" | 10 | 0 | 47° – 59° |
| June | 77° | 50° | 2.8" | 0.0" | 11 | 0 | 58° – 71° |
| July | 86° | 56° | 2.0" | 0.0" | 9 | 0 | 62° – 78° |
| August | 85° | 53° | 1.6" | 0.0" | 6 | 0 | 63° – 75° |
| September | 74° | 43° | 1.2" | 0.1" | 5 | 0 | 51° – 64° |
| October | 58° | 31° | 1.3" | 3.2" | 6 | 2 | 37° – 49° |
| November | 44° | 20° | 0.5" | 5.9" | 5 | 7 | 20° – 40° |
| December | 33° | 11° | 0.4" | 7.1" | 5 | 16 | 11° – 30° |
| Year | 57° | 31° | 15.5" | 50.5" | 80 | 71 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 4° to 33°. August is the most reliable, staying within 12°.
Where Camp Crook’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 Camp Crook’s center.
- Snow: Camp Crook, SD (NOAA station in town).
- Frost, freezing nights, 90° and 100° days, heating and cooling: Camp Crook, SD, 0.1 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 Camp Crook’s climate
What is the weather like in Camp Crook?
A typical July afternoon reaches 86°, a January night drops to 9°, and about 51 inches of snow falls in a normal winter. Colder January nights than 95% of U.S. towns; hotter July afternoons than 57% of U.S. towns.
How cold does it get in Camp Crook in winter?
January nights average 9°. About 181 nights a year reach 32° or below and 24 reach 0° or below. In the coldest January of the last 30 years the month averaged 9°.
How much snow does Camp Crook get?
About 51 inches in a normal winter at Camp Crook, SD, heaviest from February through March, about 9 inches a month, with snow on the ground about 71 days a year.
How hot does it get in Camp Crook?
July, with a typical high of 86° and a low of 56°. About 33 days a year reach 90° and 4 reach 100° (Camp Crook, SD).
When is the first and last frost in Camp Crook?
In half of years the last spring frost (32°) comes by May 17 and the first fall frost by September 24, about 128 frost-free days, at Camp Crook, SD.
What growing zone is Camp Crook 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 Camp Crook?
By one simple rule (highs of 62–84° and lows of 40° or more), June and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Camp Crook getting warmer?
Yes: 1991–2020 averaged 1.2° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 65% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Camp Crook.
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.