Andover reaches 100° on about 11 days a year, more than 91% of U.S. towns
The depth of winter brings overnight lows near 22°. A year here swings 70° from midwinter lows to midsummer highs. Its yearly precipitation falls short of 77% of U.S. towns. Warm coats and heating bills mark the months from November to March, when means dip under 50°.
A year in Andover at a glance
Each month’s typical high and low, and what it brings.
What stands out about Andover’s climate
Compared with towns across the U.S., with Andover’s place in Kansas beside it.
What a year in Andover feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 198 frost-free days a year
In half of years the last 32° night comes by April 10 and the first by October 27. Frost and day counts come from NOAA’s station at Wichita Jabara Airport, 6 miles from the town’s center, at about the same height.
The 2023 USDA map puts Andover’s center in zone 7a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 1°. 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 9 inches of snow a winter
Snow, measured at Augusta, KS, falls mostly in December. Precipitation (rain plus melted snow) adds up to 35 inches a year; May is the wettest month and January the driest. Rain or snow falls on about 81 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Andover
73% 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 Wichita Jabara Airport.
Living with Andover’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
198 frost-free days in zone 7a. The last frost comes by Apr 10 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 27.
Months with highs of 62–84° and lows of 40° or more: April, May, September and October. 15 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Andover from natural hazards, tornadoes are the largest share (30%); heat waves, cold waves, winter storms and ice storms together are 23%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Andover and its neighbors
Every town next door is within a degree of Andover in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Andover’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 |
|---|---|---|---|---|
| Andover, KS | 22° | 92° | 35" | 8.5" |
| Moore, OK | 28° | 93° | 36" | 6.7" |
| Kansas City, MO | 20° | 89° | 39" | 11" |
| Columbia, IL | 24° | 89° | 42" | 8.8" |
| Fredericksburg, VA | 25° | 89° | 43" | 11" |
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 Andover averaged 0.9° warmer than the 1900s. The biggest change is in January (+2.5°).
A smaller shift than in 86% 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 Andover compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Andover’s place among Kansas’.
Andover weather by month
Highs, lows and precipitation from NOAA’s grid at Andover’s center; snow, wet days and snow on the ground from Augusta, KS. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 44° | 22° | 0.8" | 1.9" | 4 | 3 | 28° – 44° |
| February | 49° | 26° | 1.2" | 2.1" | 4 | 2 | 30° – 46° |
| March | 59° | 35° | 2.4" | 1.5" | 7 | 1 | 40° – 58° |
| April | 68° | 44° | 3.2" | 0.0" | 8 | 0 | 50° – 63° |
| May | 77° | 55° | 5.2" | 0.0" | 11 | 0 | 60° – 74° |
| June | 87° | 65° | 5.2" | 0.0" | 9 | 0 | 70° – 80° |
| July | 92° | 69° | 4.1" | 0.0" | 7 | 0 | 76° – 88° |
| August | 90° | 68° | 3.8" | 0.0" | 7 | 0 | 73° – 87° |
| September | 83° | 59° | 2.8" | 0.0" | 7 | 0 | 65° – 78° |
| October | 71° | 47° | 3.1" | 0.0" | 7 | 0 | 51° – 64° |
| November | 57° | 35° | 1.8" | 0.2" | 5 | 0 | 39° – 54° |
| December | 46° | 26° | 1.3" | 2.8" | 5 | 3 | 24° – 41° |
| Year | 68° | 46° | 34.9" | 8.5" | 81 | 9 |
How much a month can swing
A normal is an average. March swings the most: from 1991 to 2020 its average ranged from 40° to 58°. June is the most reliable, staying within 10°.
Where Andover’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 Andover’s center.
- Snow: Augusta, KS.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Wichita Jabara Airport, 6 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 Andover’s climate
What is the weather like in Andover?
A typical July afternoon reaches 92°, a January night drops to 22°, and about 9 inches of snow falls in a normal winter. Milder January nights than 53% of U.S. towns; hotter July afternoons than 86% of U.S. towns.
How cold does it get in Andover in winter?
January nights average 22°. About 102 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 28°.
How much snow does Andover get?
About 8.5 inches in a normal winter at Augusta, KS, most of it in December, with snow on the ground about 9 days a year.
How hot does it get in Andover?
July, with a typical high of 92° and a low of 69°. About 57 days a year reach 90° and 11 reach 100° (Wichita Jabara Airport).
When is the first and last frost in Andover?
In half of years the last spring frost (32°) comes by April 10 and the first fall frost by October 27, about 198 frost-free days, at Wichita Jabara Airport.
What growing zone is Andover in?
Zone 7a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 1°.
What is the best time of year to visit Andover?
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 Andover getting warmer?
Yes: 1991–2020 averaged 0.9° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 86% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Andover.
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.