Wann, OK climate
Wann has chilly winters and warm summers. A typical July afternoon reaches 92°, a January night drops to 25°, and about 9 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Wann feels like
Winter
Spring
Summer
Fall
Wann 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 | 46° | 25° | 1.5" | 2.4" | 5 | 30° – 45° |
| February | 51° | 29° | 1.8" | 1.3" | 5 | 33° – 48° |
| March | 61° | 38° | 3.0" | 1.6" | 8 | 43° – 60° |
| April | 70° | 47° | 4.5" | 0 | 8 | 52° – 64° |
| May | 78° | 57° | 6.4" | 0 | 9 | 63° – 74° |
| June | 86° | 66° | 5.5" | 0 | 9 | 72° – 81° |
| July | 92° | 70° | 3.7" | 0 | 6 | 76° – 88° |
| August | 91° | 69° | 3.7" | 0 | 5 | 73° – 85° |
| September | 83° | 60° | 3.8" | 0 | 6 | 67° – 79° |
| October | 72° | 48° | 3.8" | 0 | 7 | 54° – 65° |
| November | 59° | 37° | 2.5" | 0.5" | 5 | 42° – 56° |
| December | 48° | 28° | 2.0" | 3.5" | 5 | 25° – 43° |
| Year | 70° | 48° | 42.2" | 9.3" | 78 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Wann
Wann gets 42 inches of rain and melted snow a year. May is the wettest month and January the driest. Rain or snow falls on about 78 days a year.
About 204 frost-free days a year
In half of years the last 32° night comes by April 6 and the first one by October 29. That leaves about 204 frost-free days for gardens, longer than 75% of U.S. towns.
Heating and cooling a home in Wann
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Wann, 69% of that work is heating and 31% is cooling.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
How Wann compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Wann averaged 0.5° warmer than the 1900s. The biggest change is in March (+1.8°). The shift is smaller than in 97% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Wann’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. December swings the most: between 1991 and 2020 its average temperature ranged from 25° to 43°. June is the most reliable, staying within 9°.
Common questions about Wann’s climate
What is the coldest month in Wann?
January, with a typical high of 46° and a low of 25°.
What is the hottest month in Wann?
July, with a typical high of 92° and a low of 70°. About 63 days a year reach 90°.
How much snow does Wann get?
About 9 inches in a normal winter, most of it in December.
When is the first frost in Wann?
In half of years the first 32° night comes by October 29, and the last spring frost by April 6.
What is the rainiest month in Wann?
May, with 6.4 inches of rain and melted snow. The year totals 42 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Wann itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Wann, OK (1 mi, snow) and Coffeyville Municipal Airport, KS (18 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.