Nights turn raw in Beaver Creek Township each January, colder than in 91% of U.S. towns
On a normal July day the thermometer tops out near 88°. Its yearly precipitation falls short of 88% of U.S. towns. Compared with 1901–2000, the average now sits 1.2° higher. For walks and days out, May, June and September bring highs of 70–80°.
A year in Beaver Creek Township at a glance
Each month’s typical high and low, and what it brings.
What stands out about Beaver Creek Township’s climate
Compared with towns across the U.S., with Beaver Creek Township’s place in South Dakota beside it.
What a year in Beaver Creek Township feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 145 frost-free days a year
In half of years the last 32° night comes by May 11 and the first by October 2. Day counts come from NOAA’s station at Valentine Miller Fld, NE, 23 miles from the town’s center, 170 ft higher; frost dates and degree days from Mission 14 S, SD, 23 miles away.
The 2023 USDA map puts Beaver Creek Township’s center in zone 5a: the coldest night of a typical winter, averaged over 1991–2020, reaches about −16°. 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 41 inches of snow a winter
Snow, measured at Mission 14 S, SD, falls mostly in February, March, April and December. Precipitation (rain plus melted snow) adds up to 23 inches a year; June is the wettest month and January the driest. Rain or snow falls on about 84 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Beaver Creek Township
91% 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 Mission 14 S, SD.
Living with Beaver Creek Township’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
145 frost-free days in zone 5a. The last frost comes by May 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 2.
Months with highs of 62–84° and lows of 40° or more: May, June and September. 8.4 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Beaver Creek Township from natural hazards, river flooding is the largest share (44%); heat waves, cold waves, winter storms and ice storms together are 33%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Beaver Creek Township and its neighbors
Every town next door is within a degree of Beaver Creek Township in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Beaver Creek 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 |
|---|---|---|---|---|
| Beaver Creek Township, SD | 12° | 88° | 23" | 41" |
| Alliance, NE | 13° | 88° | 17" | 45" |
| Providence, UT | 15° | 89° | 19" | 44" |
| Glenwood Springs, CO | 14° | 87° | 15" | 39" |
| Lockwood, MT | 15° | 88° | 15" | 35" |
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 Beaver Creek Township averaged 1.2° warmer than the 1900s. The biggest change is in January (+3.6°).
A smaller shift than in 64% 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 Beaver Creek Township compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Beaver Creek Township’s place among South Dakota’s.
Beaver Creek Township weather by month
Highs, lows and precipitation from NOAA’s grid at Beaver Creek Township’s center; snow, wet days and snow on the ground from Mission 14 S, SD. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 35° | 12° | 0.4" | 5.3" | 4 | 16 | 15° – 38° |
| February | 38° | 15° | 0.6" | 6.8" | 5 | 12 | 13° – 36° |
| March | 49° | 24° | 1.1" | 6.9" | 6 | 9 | 24° – 50° |
| April | 59° | 33° | 2.7" | 7.4" | 9 | 4 | 38° – 52° |
| May | 70° | 44° | 3.7" | 0.1" | 11 | 0 | 52° – 63° |
| June | 80° | 55° | 3.9" | 0.0" | 11 | 0 | 63° – 73° |
| July | 88° | 61° | 2.8" | 0.0" | 8 | 0 | 65° – 81° |
| August | 86° | 59° | 2.5" | 0.0" | 7 | 0 | 66° – 76° |
| September | 78° | 49° | 2.1" | 0.0" | 6 | 0 | 57° – 69° |
| October | 63° | 36° | 1.7" | 2.1" | 7 | 2 | 41° – 56° |
| November | 48° | 24° | 0.7" | 5.1" | 5 | 7 | 25° – 45° |
| December | 37° | 15° | 0.5" | 7.1" | 5 | 14 | 15° – 32° |
| Year | 61° | 35° | 22.6" | 40.8" | 84 | 63 |
How much a month can swing
A normal is an average. March swings the most: from 1991 to 2020 its average ranged from 24° to 50°. June is the most reliable, staying within 10°.
Where Beaver Creek 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 Beaver Creek Township’s center.
- Snow: Mission 14 S, SD.
- Frost dates, heating and cooling: Mission 14 S, SD, 23 miles away.
- Freezing nights, 90° and 100° days: Valentine Miller Fld, NE, 23 miles from the town’s center, 170 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 Beaver Creek Township’s climate
What is the weather like in Beaver Creek Township?
A typical July afternoon reaches 88°, a January night drops to 12°, and about 41 inches of snow falls in a normal winter. Colder January nights than 91% of U.S. towns; hotter July afternoons than 66% of U.S. towns.
How cold does it get in Beaver Creek Township in winter?
January nights average 12°. About 172 nights a year reach 32° or below and 18 reach 0° or below. In the coldest January of the last 30 years the month averaged 15°.
How much snow does Beaver Creek Township get?
About 41 inches in a normal winter at Mission 14 S, SD, most of it in February, March, April and December, with snow on the ground about 63 days a year.
How hot does it get in Beaver Creek Township?
July, with a typical high of 88° and a low of 61°. About 41 days a year reach 90° and 7 reach 100° (Mission 14 S, SD).
When is the first and last frost in Beaver Creek Township?
In half of years the last spring frost (32°) comes by May 11 and the first fall frost by October 2, about 145 frost-free days, at Mission 14 S, SD.
What growing zone is Beaver Creek Township in?
Zone 5a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −16°.
What is the best time of year to visit Beaver Creek Township?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Beaver Creek Township getting warmer?
Yes: 1991–2020 averaged 1.2° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 64% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Beaver Creek 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.