Harwood’s winters are milder and less snowy than most of the U.S.
A typical July afternoon reaches 89°, a January night drops to 23°, and about 2 inches of snow falls in a normal winter.
A year in Harwood at a glance
Each month’s typical high and low, and what it brings.
What stands out about Harwood’s climate
Compared with towns across the U.S., with Harwood’s place in Missouri beside it.
What a year in Harwood feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 199 frost-free days a year
In half of years the last 32° night comes by April 8 and the first by October 29. Frost and day counts come from NOAA’s station at Eldorado Springs, MO, 10 miles from the town’s center, at about the same height.
The 2023 USDA map puts Harwood’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 2 inches of snow a winter
Snow, measured at Eldorado Springs, MO, falls mostly in January. Precipitation (rain plus melted snow) adds up to 45 inches a year; May is the wettest month and January the driest. Rain or snow falls on about 117 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Harwood
77% 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 Eldorado Springs, MO.
Living with Harwood’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
199 frost-free days in zone 6b. The last frost comes by Apr 8 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 29.
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 Harwood from natural hazards, river flooding is the largest share (41%); heat waves, cold waves, winter storms and ice storms together are 18%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Harwood and similar climates
TownRatings has no climate map of the towns around Harwood yet.
Climates most like Harwood’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 |
|---|---|---|---|---|
| Harwood, MO | 23° | 89° | 45" | 2.0" |
| Pikeville, KY | 27° | 88° | 47" | 1.4" |
| Butner, NC | 28° | 90° | 46" | 1.7" |
| Washington, DC | 27° | 89° | 44" | 5.8" |
| Mount Rainier, MD | 26° | 88° | 45" | 5.8" |
Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.
About as warm as it used to be
The last 30 years in Harwood averaged 0.3° warmer than the 1900s. The biggest change is in January (+1.4°).
A smaller shift than in all but 53 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 Harwood compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Harwood’s place among Missouri’s.
Harwood weather by month
Highs, lows and precipitation from NOAA’s grid at Harwood’s center; snow, wet days and snow on the ground from Eldorado Springs, MO. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 42° | 23° | 1.8" | 1.3" | 8 | 1 | 27° – 44° |
| February | 47° | 27° | 2.0" | 0.1" | 8 | 0 | 28° – 46° |
| March | 58° | 36° | 3.0" | 0.3" | 10 | 0 | 40° – 59° |
| April | 67° | 45° | 4.8" | 0.0" | 12 | 0 | 49° – 63° |
| May | 76° | 55° | 6.2" | 0.0" | 13 | 0 | 61° – 73° |
| June | 85° | 64° | 5.4" | 0.0" | 11 | 0 | 71° – 78° |
| July | 89° | 69° | 4.4" | 0.0" | 9 | 0 | 74° – 86° |
| August | 89° | 67° | 3.9" | 0.0" | 8 | 0 | 71° – 83° |
| September | 81° | 59° | 4.6" | 0.0" | 10 | 0 | 65° – 76° |
| October | 70° | 46° | 3.5" | 0.0" | 10 | 0 | 52° – 63° |
| November | 57° | 36° | 3.2" | 0.2" | 10 | 0 | 39° – 55° |
| December | 46° | 27° | 2.3" | 0.1" | 8 | 0 | 23° – 44° |
| Year | 67° | 46° | 45.1" | 2.0" | 117 | 1 |
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 23° to 44°. June is the most reliable, staying within 8°.
Where Harwood’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 Harwood’s center.
- Snow: Eldorado Springs, MO.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Eldorado Springs, MO, 10 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 Harwood’s climate
What is the weather like in Harwood?
A typical July afternoon reaches 89°, a January night drops to 23°, and about 2 inches of snow falls in a normal winter. Milder January nights than 57% of U.S. towns; hotter July afternoons than 74% of U.S. towns.
How cold does it get in Harwood in winter?
January nights average 23°. About 100 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 Harwood get?
About 2.0 inches in a normal winter at Eldorado Springs, MO, most of it in January, with snow on the ground about 1 days a year.
How hot does it get in Harwood?
July, with a typical high of 89° and a low of 69°. About 43 days a year reach 90° and 4 reach 100° (Eldorado Springs, MO).
When is the first and last frost in Harwood?
In half of years the last spring frost (32°) comes by April 8 and the first fall frost by October 29, about 199 frost-free days, at Eldorado Springs, MO.
What growing zone is Harwood 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 Harwood?
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 Harwood getting warmer?
Yes: 1991–2020 averaged 0.3° warmer than 1901–2000 on NOAA’s grid. A smaller shift than all but 53 U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Harwood.
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.