Grainola has warmer summer afternoons than 84% of U.S. towns
Midwinter brings lows of about 24°. Winter and summer sit 68° apart. It is a dry place: less rain and snow fall here than on 63% of U.S. towns. Radiators earn their keep from November to March, the months that average under 50°.
A year in Grainola at a glance
Each month’s typical high and low, and what it brings.
What stands out about Grainola’s climate
Compared with towns across the U.S., with Grainola’s place in Oklahoma beside it.
What a year in Grainola feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 206 frost-free days a year
In half of years the last 32° night comes by April 6 and the first by October 30. Frost and day counts come from NOAA’s station at Newkirk 8e Mesonet, OK, 15 miles from the town’s center, at about the same height.
The 2023 USDA map puts Grainola’s center in zone 7a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 2°. 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 9 inches of snow a winter
Snow, measured at Cedar Vale 5sse, KS, falls mostly in December. Precipitation (rain plus melted snow) adds up to 39 inches a year; May is the wettest month and January the driest. Rain or snow falls on about 76 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Grainola
71% of the work is heating. Months averaging under 55° run from November through March.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Newkirk 8e Mesonet, OK.
Living with Grainola’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
206 frost-free days in zone 7a. The last frost comes by Apr 6 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Oct 30.
Months with highs of 62–84° and lows of 40° or more: April, May, September and October.
Parks & trails →Of the yearly building losses FEMA expects in Grainola from natural hazards, river flooding is the largest share (42%); heat waves, cold waves, winter storms and ice storms together are 18%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Grainola and similar climates
TownRatings has no climate map of the towns around Grainola yet.
Climates most like Grainola’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 |
|---|---|---|---|---|
| Grainola, OK | 24° | 91° | 39" | 8.5" |
| Clinton, MO | 22° | 89° | 42" | 11" |
| Lawrence, KS | 20° | 90° | 38" | 10" |
| Columbia, IL | 24° | 89° | 42" | 8.8" |
| Fredericksburg, VA | 25° | 89° | 43" | 11" |
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 Grainola averaged 0.5° warmer than the 1900s. The biggest change is in January (+2.0°).
A smaller shift than in 98% 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 Grainola compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Grainola’s place among Oklahoma’s.
Grainola weather by month
Highs, lows and precipitation from NOAA’s grid at Grainola’s center; snow, wet days and snow on the ground from Cedar Vale 5sse, KS. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 46° | 24° | 1.1" | 2.1" | 4 | 2 | 30° – 45° |
| February | 51° | 27° | 1.5" | 1.7" | 5 | 1 | 32° – 47° |
| March | 60° | 37° | 2.8" | 1.3" | 6 | 1 | 42° – 59° |
| April | 69° | 46° | 4.1" | 0.0" | 8 | 0 | 51° – 64° |
| May | 77° | 55° | 5.8" | 0.0" | 10 | 0 | 62° – 73° |
| June | 86° | 65° | 5.5" | 0.0" | 8 | 0 | 71° – 81° |
| July | 91° | 69° | 4.2" | 0.0" | 7 | 0 | 75° – 88° |
| August | 90° | 68° | 3.9" | 0.0" | 7 | 0 | 72° – 85° |
| September | 83° | 59° | 3.4" | 0.0" | 6 | 0 | 67° – 78° |
| October | 71° | 47° | 3.3" | 0.0" | 6 | 0 | 52° – 65° |
| November | 59° | 36° | 2.0" | 0.3" | 5 | 0 | 41° – 55° |
| December | 47° | 27° | 1.7" | 3.1" | 4 | 3 | 25° – 42° |
| Year | 69° | 47° | 39.4" | 8.5" | 76 | 7 |
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 25° to 42°. June is the most reliable, staying within 10°.
Where Grainola’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 Grainola’s center.
- Snow: Cedar Vale 5sse, KS.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Newkirk 8e Mesonet, OK, 15 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 Grainola’s climate
What is the weather like in Grainola?
A typical July afternoon reaches 91°, a January night drops to 24°, and about 9 inches of snow falls in a normal winter. Milder January nights than 59% of U.S. towns; hotter July afternoons than 84% of U.S. towns.
How cold does it get in Grainola in winter?
January nights average 24°. About 93 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 30°.
How much snow does Grainola get?
About 8.5 inches in a normal winter at Cedar Vale 5sse, KS, most of it in December, with snow on the ground about 7 days a year.
How hot does it get in Grainola?
July, with a typical high of 91° and a low of 69°. About 58 days a year reach 90° and 7 reach 100° (Newkirk 8e Mesonet, OK).
When is the first and last frost in Grainola?
In half of years the last spring frost (32°) comes by April 6 and the first fall frost by October 30, about 206 frost-free days, at Newkirk 8e Mesonet, OK.
What growing zone is Grainola in?
Zone 7a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 2°.
What is the best time of year to visit Grainola?
By one simple rule (highs of 62–84° and lows of 40° or more), April, May, September and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Grainola getting warmer?
Yes: 1991–2020 averaged 0.5° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 98% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Grainola.
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.