Keys, OK climate
Keys has chilly winters and warm summers, with plenty of rain. A typical July afternoon reaches 92°, a January night drops to 27°, and about 4 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Keys feels like
Winter
Spring
Summer
Fall
Keys 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 | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 49° | 27° | 2.7" | 1.7" | 5 | 2 | 34° – 47° |
| February | 54° | 31° | 2.5" | 1.5" | 5 | 1 | 36° – 51° |
| March | 62° | 40° | 3.9" | 0.5" | 7 | 0 | 44° – 61° |
| April | 71° | 48° | 5.2" | 0 | 8 | 0 | 54° – 66° |
| May | 79° | 57° | 6.0" | 0 | 9 | 0 | 65° – 74° |
| June | 87° | 66° | 4.8" | 0 | 9 | 0 | 72° – 82° |
| July | 92° | 70° | 4.1" | 0 | 7 | 0 | 75° – 88° |
| August | 91° | 68° | 3.8" | 0 | 5 | 0 | 73° – 86° |
| September | 84° | 61° | 4.3" | 0 | 6 | 0 | 68° – 79° |
| October | 73° | 49° | 4.4" | 0 | 7 | 0 | 55° – 68° |
| November | 61° | 39° | 3.9" | 0.3" | 7 | 0 | 43° – 58° |
| December | 51° | 31° | 3.2" | 0.3" | 5 | 0 | 29° – 47° |
| Year | 71° | 49° | 48.7" | 4.3" | 81 | 3 |
“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 Keys
Keys gets 49 inches of rain and melted snow a year. May is the wettest month and February the driest. Rain or snow falls on about 81 days a year.
About 209 frost-free days a year
In half of years the last 32° night comes by April 4 and the first one by October 31. That leaves about 209 frost-free days for gardens, longer than 78% of U.S. towns.
Heating and cooling a home in Keys
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Keys, 64% of that work is heating and 36% 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.
Keys and its neighbors
Keys borders 2 towns with climate data. January nights across them vary by 0.6°. Park Hill has both the coldest January nights (27°) and the hottest July afternoons (92°). Keys’s January low is 27° and its July high 92°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Keys 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 Keys averaged 0.4° warmer than the 1900s. The biggest change is in March (+1.4°). The shift is smaller than in 98% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Keys’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 29° to 47°. June is the most reliable, staying within 10°.
Common questions about Keys’s climate
What is the coldest month in Keys?
January, with a typical high of 49° and a low of 27°.
What is the hottest month in Keys?
July, with a typical high of 92° and a low of 70°. About 52 days a year reach 90°.
How much snow does Keys get?
About 4 inches in a normal winter, most of it in January.
When is the first frost in Keys?
In half of years the first 32° night comes by October 31, and the last spring frost by April 4.
What is the rainiest month in Keys?
May, with 6.0 inches of rain and melted snow. The year totals 49 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Keys itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Tahlequah, OK (9 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.