Photo: Chris Litherland · CC BY-SA 3.0Hardly any U.S. towns collect more precipitation than Glenwood: 57 inches a year
Sunny July days climb to about 92°. In July, afternoons here are warmer than in 86% of U.S. towns. December has warmed most since 1901–2000, part of a 0.4° rise. Keep the boiler serviced for the months from December to February, which average under 50°.
A year in Glenwood at a glance
Each month’s typical high and low, and what it brings.
What stands out about Glenwood’s climate
Compared with towns across the U.S., with Glenwood’s place in Arkansas beside it.
What a year in Glenwood feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 213 frost-free days a year
In half of years the last 32° night comes by April 2 and the first by October 31. Day counts come from NOAA’s station at Mt Ida 3 Se, AR, 15 miles from the town’s center, 100 ft higher; frost dates and degree days from Mount Ida Asos, AR, 15 miles away.
The 2023 USDA map puts Glenwood’s center in zone 8a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 11°. 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 2 inches of snow a winter
Snow, measured at Glenwood 4 Nne, AR, falls mostly in January. Precipitation (rain plus melted snow) adds up to 57 inches a year; May is the wettest month and August the driest. Rain or snow falls on about 94 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Glenwood
62% 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 Mount Ida Asos, AR.
Living with Glenwood’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
213 frost-free days in zone 8a. The last frost comes by Apr 2 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 31.
Months with highs of 62–84° and lows of 40° or more: March, April, May and October.
Parks & trails →Of the yearly building losses FEMA expects in Glenwood from natural hazards, river flooding is the largest share (58%); heat waves, cold waves, winter storms and ice storms together are 13%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Glenwood and similar climates
TownRatings has no climate map of the towns around Glenwood yet.
Climates most like Glenwood’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 |
|---|---|---|---|---|
| Glenwood, AR | 30° | 92° | 57" | 1.7" |
| Olive Branch, MS | 32° | 91° | 57" | 1.5" |
| Collierville, TN | 32° | 91° | 56" | 2.1" |
| Jasper, AL | 32° | 91° | 57" | 0.6" |
| Leland, NC | 34° | 90° | 57" | 0.9" |
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 Glenwood averaged 0.4° warmer than the 1900s. The biggest change is in December (+1.0°).
A smaller shift than in all but 131 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 Glenwood compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Glenwood’s place among Arkansas’.
Glenwood weather by month
Highs, lows and precipitation from NOAA’s grid at Glenwood’s center; snow, wet days and snow on the ground from Glenwood 4 Nne, AR. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 52° | 30° | 4.0" | 0.8" | 8 | 0 | 36° – 48° |
| February | 57° | 33° | 4.4" | 0.4" | 8 | 0 | 37° – 53° |
| March | 65° | 40° | 5.4" | 0.3" | 9 | 0 | 47° – 61° |
| April | 73° | 48° | 5.9" | 0.0" | 9 | 0 | 56° – 66° |
| May | 80° | 58° | 6.3" | 0.0" | 10 | 0 | 66° – 75° |
| June | 88° | 66° | 4.3" | 0.0" | 7 | 0 | 72° – 82° |
| July | 92° | 69° | 4.3" | 0.0" | 7 | 0 | 75° – 85° |
| August | 92° | 68° | 3.6" | 0.0" | 7 | 0 | 75° – 85° |
| September | 85° | 61° | 4.1" | 0.0" | 6 | 0 | 70° – 80° |
| October | 75° | 49° | 5.0" | 0.0" | 7 | 0 | 57° – 67° |
| November | 63° | 39° | 4.9" | 0.0" | 8 | 0 | 45° – 56° |
| December | 54° | 32° | 5.2" | 0.2" | 9 | 0 | 33° – 50° |
| Year | 73° | 49° | 57.4" | 1.7" | 94 | 0 |
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 33° to 50°. May is the most reliable, staying within 9°.
Where Glenwood’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 Glenwood’s center.
- Snow: Glenwood 4 Nne, AR.
- Frost dates, heating and cooling: Mount Ida Asos, AR, 15 miles away.
- Freezing nights, 90° and 100° days: Mt Ida 3 Se, AR, 15 miles from the town’s center, 100 ft higher; 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 Glenwood’s climate
What is the weather like in Glenwood?
A typical July afternoon reaches 92°, a January night drops to 30°, and about 2 inches of snow falls in a normal winter. Milder January nights than 73% of U.S. towns; hotter July afternoons than 86% of U.S. towns.
How cold does it get in Glenwood in winter?
January nights average 30°. About 91 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 36°.
How much snow does Glenwood get?
About 1.7 inches in a normal winter at Glenwood 4 Nne, AR, most of it in January, with snow on the ground about 0 days a year.
How hot does it get in Glenwood?
July, with a typical high of 92° and a low of 69°. About 46 days a year reach 90° and 4 reach 100° (Mount Ida Asos, AR).
When is the first and last frost in Glenwood?
In half of years the last spring frost (32°) comes by April 2 and the first fall frost by October 31, about 213 frost-free days, at Mount Ida Asos, AR.
What growing zone is Glenwood in?
Zone 8a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 11°.
What is the best time of year to visit Glenwood?
By one simple rule (highs of 62–84° and lows of 40° or more), March, April, May and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Glenwood getting warmer?
Yes: 1991–2020 averaged 0.4° warmer than 1901–2000 on NOAA’s grid. A smaller shift than all but 131 U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Glenwood.
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.