Photo: Leaflet · CC BY-SA 4.0Knox City reaches 100° on about 31 days a year, more than 98% of U.S. towns
The coldest hours of a January night bottom out at 31° on average. Precipitation is light here, less than falls on 87% of U.S. towns. Since 1901–2000, the year has warmed by 0.8°, most of all in January. Warm coats and heating bills mark the months from December to February, when means dip under 50°.
A year in Knox City at a glance
Each month’s typical high and low, and what it brings.
What stands out about Knox City’s climate
Compared with towns across the U.S., with Knox City’s place in Texas beside it.
What a year in Knox City feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 232 frost-free days a year
In half of years the last 32° night comes by March 26 and the first by November 11. Frost and day counts come from NOAA’s station at Munday, TX, 12 miles from the town’s center, at about the same height.
The 2023 USDA map puts Knox City’s center in zone 8a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 12°. 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 4 inches of snow a winter
Snow, measured at Munday, TX, falls mostly in November. Precipitation (rain plus melted snow) adds up to 25 inches a year; May is the wettest month and January the driest. Rain or snow falls on about 56 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Knox City
49% of the work is heating, so air conditioning is the bigger bill. Months averaging under 55° run from November through February.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Munday, TX.
Living with Knox City’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
232 frost-free days in zone 8a. The last frost comes by Mar 26 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Nov 11.
Months with highs of 62–84° and lows of 40° or more: March, April, October and November.
Parks & trails →Of the yearly building losses FEMA expects in Knox City from natural hazards, drought is the largest share (65%); heat waves, cold waves, winter storms and ice storms together are 3%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Knox City and similar climates
TownRatings has no climate map of the towns around Knox City yet.
Climates most like Knox City’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 |
|---|---|---|---|---|
| Knox City, TX | 31° | 97° | 25" | 4.3" |
| Clinton, OK | 25° | 96° | 29" | 5.7" |
| Oakhurst, CA | 34° | 95° | 29" | 2.5" |
| Sedona, AZ | 30° | 97° | 17" | 1.0" |
| Central Point, OR | 32° | 93° | 22" | 3.4" |
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 Knox City averaged 0.8° warmer than the 1900s. The biggest change is in January (+2.0°).
A smaller shift than in 90% 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 Knox City compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Knox City’s place among Texas’.
Knox City weather by month
Highs, lows and precipitation from NOAA’s grid at Knox City’s center; snow, wet days and snow on the ground from Munday, TX. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | 30-yr range |
|---|---|---|---|---|---|---|
| January | 57° | 31° | 1.0" | 1.3" | 5 | 39° – 51° |
| February | 61° | 34° | 1.3" | 0.6" | 3 | 40° – 55° |
| March | 69° | 42° | 1.8" | 0.4" | 5 | 50° – 61° |
| April | 78° | 49° | 2.0" | 0.0" | 4 | 57° – 70° |
| May | 86° | 60° | 3.5" | 0.0" | 6 | 68° – 80° |
| June | 93° | 69° | 3.4" | 0.0" | 6 | 76° – 89° |
| July | 97° | 72° | 2.3" | 0.0" | 3 | 80° – 91° |
| August | 96° | 71° | 2.4" | 0.0" | 5 | 78° – 91° |
| September | 88° | 63° | 2.8" | 0.0" | 5 | 71° – 83° |
| October | 79° | 52° | 2.2" | 0.0" | 5 | 60° – 71° |
| November | 66° | 40° | 1.5" | 1.6" | 4 | 47° – 60° |
| December | 57° | 32° | 1.1" | 0.4" | 4 | 38° – 48° |
| Year | 77° | 51° | 25.1" | 4.3" | 56 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 40° to 55°. December is the most reliable, staying within 10°.
Where Knox City’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 Knox City’s center.
- Snow: Munday, TX.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Munday, TX, 12 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 Knox City’s climate
What is the weather like in Knox City?
A typical July afternoon reaches 97°, a January night drops to 31°, and about 4 inches of snow falls in a normal winter. Milder January nights than 73% of U.S. towns; hotter July afternoons than 98% of U.S. towns.
How cold does it get in Knox City in winter?
January nights average 31°. About 56 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 39°.
How much snow does Knox City get?
About 4.3 inches in a normal winter at Munday, TX, most of it in November.
How hot does it get in Knox City?
July, with a typical high of 97° and a low of 72°. About 115 days a year reach 90° and 31 reach 100° (Munday, TX).
When is the first and last frost in Knox City?
In half of years the last spring frost (32°) comes by March 26 and the first fall frost by November 11, about 232 frost-free days, at Munday, TX.
What growing zone is Knox City in?
Zone 8a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 12°.
What is the best time of year to visit Knox City?
By one simple rule (highs of 62–84° and lows of 40° or more), March, April, October and November. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Knox City getting warmer?
Yes: 1991–2020 averaged 0.8° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 90% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Knox City.
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.