Sperry, OK climate
Sperry has chilly winters and hot summers. A typical July afternoon reaches 93°, a January night drops to 26°, and about 9 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Sperry feels like
Winter
Spring
Summer
Fall
Sperry 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 | 48° | 26° | 1.6" | 1.9" | 6 | 2 | 32° – 46° |
| February | 53° | 30° | 1.7" | 2.4" | 7 | 2 | 35° – 50° |
| March | 62° | 39° | 3.2" | 1.9" | 9 | 1 | 44° – 60° |
| April | 72° | 48° | 4.6" | 0 | 9 | 0 | 53° – 66° |
| May | 79° | 58° | 5.8" | 0 | 11 | 0 | 65° – 75° |
| June | 87° | 67° | 5.0" | 0 | 9 | 0 | 73° – 83° |
| July | 93° | 71° | 3.7" | 0 | 7 | 0 | 77° – 89° |
| August | 92° | 70° | 3.6" | 0 | 7 | 0 | 74° – 87° |
| September | 85° | 61° | 3.9" | 0 | 8 | 0 | 68° – 80° |
| October | 73° | 49° | 3.5" | 0 | 8 | 0 | 55° – 68° |
| November | 61° | 38° | 2.7" | 0.8" | 7 | 0 | 43° – 57° |
| December | 50° | 29° | 2.3" | 1.7" | 7 | 2 | 28° – 45° |
| Year | 71° | 49° | 41.5" | 8.7" | 94 | 6 |
“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 Sperry
Sperry gets 41 inches of rain and melted snow a year. May is the wettest month and January the driest. Rain or snow falls on about 94 days a year. Snow covers the ground about 6 days of the year.
About 220 frost-free days a year
In half of years the last 32° night comes by March 31 and the first one by November 4. That leaves about 220 frost-free days for gardens, longer than 82% of U.S. towns.
Heating and cooling a home in Sperry
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Sperry, 62% of that work is heating and 38% 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.
Sperry and its neighbors
Sperry borders 3 towns with climate data. January nights across them vary by 1.1°. Skiatook has the coldest January nights (26°) and Sand Springs the hottest July afternoons (93°). Sperry’s January low is 26° and its July high 93°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Sperry 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 Sperry averaged 0.5° warmer than the 1900s. The biggest change is in March (+1.7°). The shift is smaller than in 97% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Sperry’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 28° to 45°. June is the most reliable, staying within 10°.
Common questions about Sperry’s climate
What is the coldest month in Sperry?
January, with a typical high of 48° and a low of 26°.
What is the hottest month in Sperry?
July, with a typical high of 93° and a low of 71°. About 74 days a year reach 90°.
How much snow does Sperry get?
About 9 inches in a normal winter, most of it in February.
When is the first frost in Sperry?
In half of years the first 32° night comes by November 4, and the last spring frost by March 31.
What is the rainiest month in Sperry?
May, with 5.8 inches of rain and melted snow. The year totals 41 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Sperry itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Tulsa Intl Airport, OK (9 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.