Mission has chilly winters and warm summers
A typical July afternoon reaches 88°, a January night drops to 17°, and about 11 inches of snow falls in a normal winter.
A year in Mission at a glance
Each month’s typical high and low, and what it brings.
What stands out about Mission’s climate
Read from where Mission sits among Kansas’s towns. The page puts what stands out first.
What a year in Mission feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
11 inches of snow, 36 of rain and melt
May is the wettest month and January the driest. Rain or snow falls on about 91 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
About 180 frost-free days a year
In half of years the last 32° night comes by April 18 and the first by October 17.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
Living with Mission’s climate
What the numbers mean for a garden, a driveway, a furnace and a free afternoon.
180 frost-free days. The last frost comes by Apr 18 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 17.
About 11" a winter over 4 days with an inch or more, most in December.
Months averaging under 55° run from November through April. Heating is 81% of the year’s heating-and-cooling load.
About 43 days a year reach 90°, and July afternoons average 88°.
The nicest months are April, May, June, September and October. 2.7 miles of trails are waiting.
Parks & trails →Normals are averages. Ice storms, nor’easters, floods and heat waves are on the natural hazards page.
Natural hazards →Mission and its neighbors
Powhattan has the coldest January nights next door (16°) and Horton the hottest July afternoons (88°). Tap a town to see its climate.
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 Mission averaged 1.1° warmer than the 1900s. The biggest change is in March (+2.4°).
A smaller shift than in 65% of U.S. towns.
Change by month
How Mission compares
Against every U.S. town on TownTapestry, each counted once, with its place in Kansas.
Mission weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | 30-yr range |
|---|---|---|---|---|---|---|
| January | 37° | 17° | 0.8" | 2.8" | 5 | 20° – 39° |
| February | 42° | 21° | 1.2" | 2.9" | 6 | 22° – 40° |
| March | 54° | 32° | 2.2" | 0.9" | 7 | 36° – 58° |
| April | 65° | 42° | 3.7" | 0.2" | 10 | 45° – 59° |
| May | 75° | 53° | 5.1" | 0 | 11 | 58° – 73° |
| June | 84° | 63° | 4.7" | 0 | 10 | 69° – 77° |
| July | 88° | 67° | 5.1" | 0 | 9 | 72° – 83° |
| August | 86° | 65° | 4.1" | 0 | 8 | 70° – 81° |
| September | 79° | 55° | 3.5" | 0 | 8 | 61° – 73° |
| October | 67° | 43° | 2.9" | 0.2" | 7 | 49° – 60° |
| November | 52° | 31° | 1.8" | 0.6" | 6 | 34° – 51° |
| December | 41° | 22° | 1.3" | 3.1" | 5 | 17° – 37° |
| Year | 64° | 42° | 36.3" | 10.7" | 91 |
Heating and cooling a home in Mission
81% of the work is heating, so the furnace matters far more than the air conditioner.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. Source: NOAA station normals.
How much a month can swing
A normal is an average. March swings the most: from 1991 to 2020 its average ranged from 36° to 58°. June is the most reliable, staying within 8°.
Common questions about Mission’s climate
What is the coldest month in Mission?
January, with a typical high of 37° and a low of 17°.
What is the hottest month in Mission?
July, with a typical high of 88° and a low of 67°. About 43 days a year reach 90°.
How much snow does Mission get?
About 11 inches in a normal winter, most of it in December.
When is the first frost in Mission?
In half of years the first 32° night comes by October 17, and the last spring frost by April 18.
What is the rainiest month in Mission?
May, with 5.1 inches of rain and melted snow. The year totals 36 inches.
Neighbors talk weather
Gardens, snow, and the best days of the year in Mission.
Your answer becomes a post in Town Square.
Temperatures and rainfall come from NOAA’s gridded climate normals for Mission itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Horton, KS (4 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000. Today’s forecast: National Weather Service.