Data: 2023 USDA zones (PRISM/OSU) · NOAA 1991–2020 normals · updated

Planting zone for 64461 — Hopkins, MO

ZIP code 64461 (Hopkins, Nodaway County) is in USDA zone 5b: the coldest winter night averages −15 to −10 °F. The median last spring frost is April 19 and the first fall frost October 17.

Where ZIP 64461 is

Outlined: the ZIP code area · tap the map for the zone at any spot · scroll or pinch to zoom

Not the official USDA Plant Hardiness Zone Map. Zones come from the 2023 USDA hardiness-zone data by the PRISM Group, Oregon State University; we re-mapped and recolored them. The official map is at planthardiness.ars.usda.gov.

Zone5b−15 to −10 °F
Coldest night−26.1 to −23.3 °C
Last frostApr 19
First frostOct 17
2012 zone5b

Same zone as on the 2012 map. The zone is the one at the center of the ZIP code; hilly ZIPs can span two zones. What zone 5b means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Hopkins, MO…

Forecast data: National Weather Service (api.weather.gov), public domain. This is not a warning service — for official frost and freeze warnings see weather.gov.

Frost dates in Hopkins, MO

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostApril 19median — 50% chance of a later frost
Safe for tender plantsMay 3only 10% chance of frost after
First fall frostOctober 17median — 10% chance by Oct 2
Growing season180 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 8 and returns around October 27.

From the NOAA station Maryville 2e, MO — 12 miles away, elevation 984 ft. NOAA NCEI U.S. Climate Normals 1991–2020, 32 °F threshold. Low spots and valleys can freeze later in spring than the station.

When to plant vegetables in 64461

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Mar 8 – Mar 22
SpinachSow outdoors · Mar 8 – Mar 29
Broccoli, cabbageStart indoors · Feb 8 – Feb 22
Broccoli, cabbageTransplant · Mar 29 – Apr 12
Onion setsPlant outdoors · Mar 22 – Apr 5
PotatoesPlant outdoors · Mar 29 – Apr 12
LettuceSow outdoors · Mar 22 – Apr 5
Carrots, beetsSow outdoors · Mar 29 – Apr 12
TomatoesStart indoors · Feb 22 – Mar 8
TomatoesTransplant · Apr 26 – May 10
Peppers, eggplantStart indoors · Feb 8 – Feb 22
Peppers, eggplantTransplant · May 3 – May 17
BeansSow outdoors · Apr 26 – May 10
Sweet cornSow outdoors · Apr 26 – May 10
Cucumbers, squashSow outdoors · Apr 26 – May 10
Fall lettuce, spinachSow outdoors · Aug 22 – Sep 5
GarlicPlant cloves · Oct 3 – Nov 7
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 19) and first fall frost (Oct 17) with the rules of thumb U.S. extension services publish. Cool-season crops take a light frost; warm-season crops do best once the soil is above about 60 °F.

When spring arrived in 2026

In 2026, spring leaf-out near 64461 came on Mar 11 — 18 days earlier than the 1991–2020 average (Mar 29).

JanFebMarAprMayJun

The Spring Index marks the day when accumulated warmth is enough for lilac and honeysuckle to leaf out — a widely used signal that the growing season has started. Source: USA National Phenology Network, www.usanpn.org — Spring Indices, first leaf, 2026 (data as of 2026-09-08) and 30-year average 1991–2020 (CC BY 4.0).

Soil in Hopkins, MO

The soil mapped at the center of ZIP 64461 is Shelby — clay loam, well drained.

TextureClay loamholds water and nutrients; slow to drain and warm up
pH6.2slightly acidic; most vegetables like 6.0–7.0
DrainageWell drainednatural drainage class
Organic matter2.9%moderate
Hydrologic groupCwater soaks in slowly
Farmland classFarmland of statewide importanceUSDA classification

Map unit: Shelby clay loam, dissected till plain, 9 to 14 percent slopes, eroded.

Soil Survey Staff, Natural Resources Conservation Service, USDA. Soil Survey Geographic (SSURGO) Database, via Soil Data Access, accessed 2026-10-29. The soil at the center point of ZIP 64461; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Hopkins, MO

Summer high87 °Faverage high, July
Winter low14 °Faverage low, January
Hot days31days a year at 90 °F or more
Freezing nights138nights a year at 32 °F or less
Growing degree days3,498base 50 °F — the season’s usable heat
Longest day15 h 04 mindaylight on June 21
Shortest day9 h 16 mindaylight on December 21
Onions to growLong-daysummer days reach 15+ hours, enough for long-day varieties (intermediate types work too)
Precipitation38.4 inper year, rain and melted snow
Snowfall15 inper year

Average high and low, by month

0°10°20°30°40°50°60°70°80°90°100°32 °FJanuary: average high 34 °F, low 14 °F 34°14° JanFebruary: average high 39 °F, low 18 °F 39°18° FebMarch: average high 52 °F, low 29 °F 52°29° MarApril: average high 63 °F, low 39 °F 63°39° AprMay: average high 73 °F, low 52 °F 73°52° MayJune: average high 83 °F, low 62 °F 83°62° JunJuly: average high 87 °F, low 66 °F 87°66° JulAugust: average high 85 °F, low 63 °F 85°63° AugSeptember: average high 78 °F, low 54 °F 78°54° SepOctober: average high 66 °F, low 41 °F 66°41° OctNovember: average high 51 °F, low 29 °F 51°29° NovDecember: average high 39 °F, low 19 °F 39°19° Dec

Precipitation by month inches · ❄ = snowfall

0″1″2″3″4″5″6″January: 0.89 in precipitation, 5.2 in snowfall 0.9❄5 JanFebruary: 1.20 in precipitation, 4.4 in snowfall 1.2❄4 FebMarch: 2.31 in precipitation, 1.6 in snowfall 2.3❄2 MarApril: 3.98 in precipitation, 0.8 in snowfall 4.0❄1 AprMay: 5.47 in precipitation 5.5 MayJune: 4.97 in precipitation 5.0 JunJuly: 5.33 in precipitation 5.3 JulAugust: 4.22 in precipitation 4.2 AugSeptember: 3.52 in precipitation 3.5 SepOctober: 3.01 in precipitation, 0.1 in snowfall 3.0 OctNovember: 1.98 in precipitation, 0.6 in snowfall 2.0❄1 NovDecember: 1.49 in precipitation, 2.6 in snowfall 1.5❄3 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Maryville 2e, MO (12 mi away); precipitation: Maryville 2e, MO (12 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

All 8 nearest ZIP codes share zone 5b.

644765b
Pickering, MO · 4 mi
644315b
Clearmont, MO · 10 mi
644865b
Sheridan, MO · 10 mi
644755b
Parnell, MO · 11 mi
516315b
Braddyville, IA · 12 mi
508335b
Bedford, IA · 12 mi
644685b
Maryville, MO · 12 mi
644795b
Ravenwood, MO · 14 mi

Missouri planting zones →

Questions about 64461

What planting zone is ZIP code 64461?

ZIP code 64461 (Hopkins, MO) is in USDA hardiness zone 5b on the 2023 map: the coldest night of an average winter reaches −15 to −10 °F (−26.1 to −23.3 °C).

When is the last frost in Hopkins, MO?

The median last spring frost (32 °F) near 64461 is April 19; after May 3 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Maryville 2e station.

When is the first frost in Hopkins, MO?

The median first fall frost near 64461 is October 17, giving a median frost-free growing season of 180 days.

When should I plant tomatoes in 64461?

Start tomato seeds indoors around Feb 22 – Mar 8 and set transplants outside around Apr 26 – May 10, one to three weeks after the median last frost.

How much rain and snow does 64461 get?

About 38.4 inches of precipitation a year and 15 inches of snowfall (NOAA 1991–2020 normals, Maryville 2e station).

How hot do summers get in Hopkins, MO?

The average high peaks at 87 °F in July, with about 31 days a year at 90 °F or more.

What kind of soil does 64461 have?

The USDA soil survey maps Shelby at the center of ZIP 64461: clay loam, well drained, pH about 6.2 (slightly acidic).

Did spring come early in Hopkins, MO in 2026?

Spring leaf-out near 64461 came on Mar 11 in 2026, 18 days earlier than the 1991–2020 average (Mar 29), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Hopkins, MO?

Long-day onions: the longest day near 64461 is 15 h 04 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).