Douglas, OK climate
Douglas has chilly winters and hot summers. A typical July afternoon reaches 95°, a January night drops to 25°, and about 4 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Douglas feels like
Winter
Spring
Summer
Fall
Douglas 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° | 25° | 1.1" | 1.3" | 3 | 0 | 31° – 46° |
| February | 53° | 29° | 1.4" | 0.8" | 4 | 0 | 34° – 49° |
| March | 63° | 38° | 2.5" | 0.4" | 5 | 0 | 43° – 60° |
| April | 72° | 46° | 3.6" | 0 | 6 | 0 | 53° – 66° |
| May | 80° | 56° | 5.0" | 0 | 8 | 0 | 63° – 75° |
| June | 89° | 66° | 4.7" | 0 | 7 | 0 | 73° – 84° |
| July | 95° | 71° | 3.5" | 0 | 6 | 0 | 78° – 91° |
| August | 93° | 69° | 3.6" | 0 | 6 | 0 | 74° – 88° |
| September | 85° | 61° | 2.9" | 0 | 5 | 0 | 69° – 81° |
| October | 73° | 49° | 3.1" | 0 | 5 | 0 | 54° – 66° |
| November | 61° | 37° | 1.9" | 0 | 4 | 0 | 43° – 56° |
| December | 50° | 28° | 1.6" | 1.6" | 4 | 1 | 28° – 43° |
| Year | 72° | 48° | 34.8" | 4.1" | 62 | 2 |
“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 Douglas
Douglas gets 35 inches of rain and melted snow a year. May is the wettest month and January the driest. Rain or snow falls on about 62 days a year.
About 201 frost-free days a year
In half of years the last 32° night comes by April 11 and the first one by October 31. That leaves about 201 frost-free days for gardens, longer than 73% of U.S. towns.
Heating and cooling a home in Douglas
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Douglas, 67% of that work is heating and 33% 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 Douglas 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 Douglas averaged 0.9° warmer than the 1900s. The biggest change is in January (+2.4°). The shift is smaller than in 75% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Douglas’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. March swings the most: between 1991 and 2020 its average temperature ranged from 43° to 60°. June is the most reliable, staying within 11°.
Common questions about Douglas’s climate
What is the coldest month in Douglas?
January, with a typical high of 48° and a low of 25°.
What is the hottest month in Douglas?
July, with a typical high of 95° and a low of 71°. About 80 days a year reach 90°.
How much snow does Douglas get?
About 4 inches in a normal winter, most of it in December.
When is the first frost in Douglas?
In half of years the first 32° night comes by October 31, and the last spring frost by April 11.
What is the rainiest month in Douglas?
May, with 5.0 inches of rain and melted snow. The year totals 35 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Douglas itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Marshall, OK (8 mi, snow) and Marshall 3sse Mesonet, OK (10 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.