Davis has some of the coldest winter nights among U.S. towns
Expect July afternoons of about 85°. Precipitation is light here, less than falls on 87% of U.S. towns. Decade by decade the climate has edged up, 1.0° above 1901–2000. Keep the boiler serviced for the months from October to April, which average under 50°.
A year in Davis at a glance
Each month’s typical high and low, and what it brings.
What stands out about Davis’ climate
Compared with towns across the U.S., with Davis’ place in South Dakota beside it.
What a year in Davis feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 151 frost-free days a year
In half of years the last 32° night comes by May 2 and the first by October 1. Frost and day counts come from NOAA’s station at Centerville 6 Se, SD, 16 miles from the town’s center, at about the same height.
The 2023 USDA map puts Davis’ center in zone 5a: the coldest night of a typical winter, averaged over 1991–2020, reaches about −18°. 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 31 inches of snow a winter
Snow, measured at Centerville 6 Se, SD, falls mostly in February and December. Precipitation (rain plus melted snow) adds up to 27 inches a year; June is the wettest month and January the driest. Rain or snow falls on about 94 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Davis
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 Centerville 6 Se, SD.
Living with Davis’ climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
151 frost-free days in zone 5a. The last frost comes by May 2 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 1.
Months with highs of 62–84° and lows of 40° or more: May, June, August and September.
Parks & trails →Of the yearly building losses FEMA expects in Davis from natural hazards, river flooding is the largest share (35%); heat waves, cold waves, winter storms and ice storms together are 16%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Davis and its neighbors
Every town next door is within a degree of Davis in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Davis’, 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 |
|---|---|---|---|---|
| Davis, SD | 9° | 85° | 27" | 31" |
| Grand Island, NE | 15° | 87° | 27" | 28" |
| Fort Dodge, IA | 9° | 83° | 34" | 39" |
| North Mankato, MN | 6° | 83° | 32" | 39" |
| Berlin, WI | 9° | 82° | 33" | 38" |
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 Davis averaged 1.0° warmer than the 1900s. The biggest change is in January (+2.7°).
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 Davis compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Davis’ place among South Dakota’s.
Davis weather by month
Highs, lows and precipitation from NOAA’s grid at Davis’ center; snow, wet days and snow on the ground from Centerville 6 Se, SD. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 27° | 9° | 0.5" | 5.2" | 5 | 20 | 8° – 33° |
| February | 33° | 13° | 0.8" | 6.0" | 5 | 15 | 11° – 34° |
| March | 45° | 24° | 1.4" | 4.5" | 6 | 9 | 26° – 52° |
| April | 59° | 35° | 2.9" | 2.9" | 10 | 2 | 37° – 54° |
| May | 71° | 47° | 3.8" | 0.1" | 13 | 0 | 53° – 65° |
| June | 81° | 58° | 4.3" | 0.0" | 11 | 0 | 65° – 75° |
| July | 85° | 62° | 3.1" | 0.0" | 8 | 0 | 66° – 81° |
| August | 82° | 60° | 3.4" | 0.0" | 10 | 0 | 65° – 75° |
| September | 75° | 51° | 2.9" | 0.0" | 8 | 0 | 56° – 69° |
| October | 61° | 38° | 2.3" | 0.7" | 8 | 1 | 42° – 54° |
| November | 45° | 24° | 1.2" | 5.0" | 5 | 5 | 25° – 45° |
| December | 31° | 13° | 0.8" | 6.1" | 5 | 17 | 9° – 28° |
| Year | 58° | 36° | 27.4" | 30.5" | 94 | 68 |
How much a month can swing
A normal is an average. March swings the most: from 1991 to 2020 its average ranged from 26° to 52°. June is the most reliable, staying within 10°.
Where Davis’ 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 Davis’ center.
- Snow: Centerville 6 Se, SD.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Centerville 6 Se, SD, 16 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 Davis’ climate
What is the weather like in Davis?
A typical July afternoon reaches 85°, a January night drops to 9°, and about 31 inches of snow falls in a normal winter. Colder January nights than 95% of U.S. towns; cooler July afternoons than 50% of U.S. towns.
How cold does it get in Davis in winter?
January nights average 9°. About 164 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 8°.
How much snow does Davis get?
About 31 inches in a normal winter at Centerville 6 Se, SD, most of it in February and December, with snow on the ground about 68 days a year.
How hot does it get in Davis?
July, with a typical high of 85° and a low of 62°. About 18 days a year reach 90° (Centerville 6 Se, SD).
When is the first and last frost in Davis?
In half of years the last spring frost (32°) comes by May 2 and the first fall frost by October 1, about 151 frost-free days, at Centerville 6 Se, SD.
What growing zone is Davis in?
Zone 5a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −18°.
What is the best time of year to visit Davis?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June, August and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Davis 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 Davis.
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.