Photo: TCP04 · CC BY 4.0Neither notably warm, cold, wet nor dry, Eldon sits near the middle of U.S. towns
On a normal January night the air cools to about 23°. Its July heat outdoes that of 67% of U.S. towns. Warming shows here too: 1.3° more than in 1901–2000, led by February. Plan time outside from April to June and September to October, when highs sit at 68–84°.
A year in Eldon at a glance
Each month’s typical high and low, and what it brings.
What stands out about Eldon’s climate
Compared with towns across the U.S., with Eldon’s place in Missouri beside it.
What a year in Eldon feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 208 frost-free days a year
In half of years the last 32° night comes by April 7 and the first by November 1. Frost and day counts come from NOAA’s station at Eldon, MO, 0.3 miles from the town’s center, at about the same height.
The 2023 USDA map puts Eldon’s center in zone 6b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 0°. 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 4 inches of snow a winter
Snow, measured at Lakeside, MO, falls mostly in January and December. Precipitation (rain plus melted snow) adds up to 43 inches a year; May is the wettest month and January the driest. Rain or snow falls on about 99 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Eldon
76% 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 Eldon, MO.
Living with Eldon’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
208 frost-free days in zone 6b. The last frost comes by Apr 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 1.
Months with highs of 62–84° and lows of 40° or more: April, May, June, September and October.
Parks & trails →Of the yearly building losses FEMA expects in Eldon from natural hazards, river flooding is the largest share (28%); heat waves, cold waves, winter storms and ice storms together are 36%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Eldon and similar climates
TownRatings has no climate map of the towns around Eldon yet.
Climates most like Eldon’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 |
|---|---|---|---|---|
| Eldon, MO | 23° | 88° | 43" | 4.3" |
| Centralia, IL | 23° | 87° | 45" | 6.5" |
| Ashland, KY | 24° | 87° | 45" | 6.2" |
| Ironton, OH | 24° | 87° | 44" | 6.2" |
| Travilah, MD | 26° | 87° | 44" | 5.8" |
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 Eldon averaged 1.3° warmer than the 1900s. The biggest change is in February (+2.6°).
A smaller shift than in 55% 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 Eldon compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Eldon’s place among Missouri’s.
Eldon weather by month
Highs, lows and precipitation from NOAA’s grid at Eldon’s center; snow, wet days and snow on the ground from Lakeside, MO. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | 30-yr range |
|---|---|---|---|---|---|---|
| January | 41° | 23° | 2.1" | 1.7" | 7 | 27° – 42° |
| February | 47° | 27° | 2.1" | 0.6" | 6 | 28° – 46° |
| March | 57° | 35° | 3.1" | 0.3" | 10 | 39° – 60° |
| April | 68° | 45° | 4.8" | 0.0" | 10 | 50° – 62° |
| May | 76° | 55° | 5.3" | 0.0" | 12 | 60° – 73° |
| June | 84° | 64° | 4.5" | 0.0" | 9 | 69° – 78° |
| July | 88° | 68° | 4.2" | 0.0" | 8 | 73° – 84° |
| August | 87° | 66° | 4.0" | 0.0" | 8 | 70° – 82° |
| September | 80° | 58° | 4.1" | 0.0" | 8 | 63° – 76° |
| October | 68° | 47° | 3.6" | 0.0" | 8 | 52° – 63° |
| November | 56° | 36° | 3.2" | 0.0" | 7 | 38° – 54° |
| December | 45° | 27° | 2.3" | 1.7" | 7 | 22° – 44° |
| Year | 66° | 46° | 43.1" | 4.3" | 99 |
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 22° to 44°. June is the most reliable, staying within 8°.
Where Eldon’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 Eldon’s center.
- Snow: Lakeside, MO.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Eldon, MO, 0.3 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 Eldon’s climate
What is the weather like in Eldon?
A typical July afternoon reaches 88°, a January night drops to 23°, and about 4 inches of snow falls in a normal winter. Milder January nights than 55% of U.S. towns; hotter July afternoons than 67% of U.S. towns.
How cold does it get in Eldon in winter?
January nights average 23°. About 97 nights a year reach 32° or below and 2 reach 0° or below. In the coldest January of the last 30 years the month averaged 27°.
How much snow does Eldon get?
About 4.3 inches in a normal winter at Lakeside, MO, most of it in January and December.
How hot does it get in Eldon?
July, with a typical high of 88° and a low of 68°. About 39 days a year reach 90° and 3 reach 100° (Eldon, MO).
When is the first and last frost in Eldon?
In half of years the last spring frost (32°) comes by April 7 and the first fall frost by November 1, about 208 frost-free days, at Eldon, MO.
What growing zone is Eldon in?
Zone 6b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 0°.
What is the best time of year to visit Eldon?
By one simple rule (highs of 62–84° and lows of 40° or more), April, May, June, September and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Eldon getting warmer?
Yes: 1991–2020 averaged 1.3° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 55% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Eldon.
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.