Photo: Chillin662 · CC BY-SA 4.0Precipitation in Glendora tops that of 95% of U.S. towns: 56 inches a year
July afternoons average 91°. Summer afternoons here are warmer than in 83% of U.S. towns. The latest 30-year average runs 0.7° warmer than 1901–2000’s, with December up the most. Plan time outside from March to May and October to November, when highs sit at 65–83°.
A year in Glendora at a glance
Each month’s typical high and low, and what it brings.
What stands out about Glendora’s climate
Compared with towns across the U.S., with Glendora’s place in Mississippi beside it.
What a year in Glendora feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 254 frost-free days a year
In half of years the last 32° night comes by March 7 and the first by November 17. Frost and day counts come from NOAA’s station at Minter City, MS, 7 miles from the town’s center, at about the same height.
The 2023 USDA map puts Glendora’s center in zone 8b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 16°. 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 1 inches of snow a winter
Snow, measured at Minter City, MS, falls mostly in January. Precipitation (rain plus melted snow) adds up to 56 inches a year; December is the wettest month and September the driest. Rain or snow falls on about 97 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Glendora
51% of the work is heating. Months averaging under 55° run from November through February.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Minter City, MS.
Living with Glendora’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
254 frost-free days in zone 8b. The last frost comes by Mar 7 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Nov 17.
Months with highs of 62–84° and lows of 40° or more: March, April, May, October and November.
Parks & trails →Of the yearly building losses FEMA expects in Glendora from natural hazards, river flooding is the largest share (30%); heat waves, cold waves, winter storms and ice storms together are 13%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Glendora and similar climates
TownRatings has no climate map of the towns around Glendora yet.
Climates most like Glendora’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 |
|---|---|---|---|---|
| Glendora, MS | 35° | 91° | 56" | 1.2" |
| Midfield, AL | 33° | 91° | 56" | 1.2" |
| Leland, NC | 34° | 90° | 57" | 0.9" |
| Magnolia, AR | 34° | 92° | 55" | 1.7" |
| Grambling, LA | 35° | 93° | 57" | 0.4" |
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 Glendora averaged 0.7° warmer than the 1900s. The biggest change is in December (+1.3°).
A smaller shift than in 95% 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 Glendora compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Glendora’s place among Mississippi’s.
Glendora weather by month
Highs, lows and precipitation from NOAA’s grid at Glendora’s center; snow, wet days and snow on the ground from Minter City, MS. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 53° | 35° | 4.9" | 1.0" | 10 | 1 | 37° – 51° |
| February | 57° | 38° | 5.5" | 0.2" | 9 | 0 | 39° – 56° |
| March | 66° | 45° | 5.3" | 0.0" | 11 | 0 | 49° – 65° |
| April | 75° | 53° | 5.9" | 0.0" | 8 | 0 | 58° – 69° |
| May | 83° | 62° | 4.9" | 0.0" | 8 | 0 | 69° – 77° |
| June | 89° | 69° | 4.3" | 0.0" | 8 | 0 | 76° – 83° |
| July | 91° | 72° | 4.4" | 0.0" | 7 | 0 | 77° – 84° |
| August | 91° | 71° | 3.5" | 0.0" | 6 | 0 | 76° – 86° |
| September | 87° | 64° | 3.4" | 0.0" | 6 | 0 | 72° – 83° |
| October | 77° | 53° | 4.0" | 0.0" | 6 | 0 | 61° – 70° |
| November | 65° | 43° | 4.6" | 0.0" | 8 | 0 | 48° – 59° |
| December | 55° | 37° | 5.9" | 0.0" | 9 | 0 | 36° – 56° |
| Year | 74° | 53° | 56.3" | 1.2" | 97 | 1 |
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 36° to 56°. July is the most reliable, staying within 7°.
Where Glendora’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 Glendora’s center.
- Snow: Minter City, MS.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Minter City, MS, 7 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 Glendora’s climate
What is the weather like in Glendora?
A typical July afternoon reaches 91°, a January night drops to 35°, and about 1 inches of snow falls in a normal winter. Milder January nights than 79% of U.S. towns; hotter July afternoons than 83% of U.S. towns.
How cold does it get in Glendora in winter?
January nights average 35°. About 46 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 37°.
How much snow does Glendora get?
About 1.2 inches in a normal winter at Minter City, MS, most of it in January, with snow on the ground about 1 days a year.
How hot does it get in Glendora?
July, with a typical high of 91° and a low of 72°. About 69 days a year reach 90° and 3 reach 100° (Minter City, MS).
When is the first and last frost in Glendora?
In half of years the last spring frost (32°) comes by March 7 and the first fall frost by November 17, about 254 frost-free days, at Minter City, MS.
What growing zone is Glendora in?
Zone 8b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 16°.
What is the best time of year to visit Glendora?
By one simple rule (highs of 62–84° and lows of 40° or more), March, April, May, October and November. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Glendora getting warmer?
Yes: 1991–2020 averaged 0.7° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 95% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Glendora.
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.