When is the last frost in Carson City, NV?

The average last spring frost (50% probability of 32°F) in Carson City is around May 4, based on NOAA/NCEI 1991–2020 normals at the Carson City, NV station (2.3 mi away). Half of years it falls outside that date, so wait 1–2 weeks past it before setting out frost-tender plants.

When is the first fall frost in Carson City?

The average first fall frost in Carson City, NV is around October 6, giving roughly a 152-day frost-free growing season.

What planting zone is Carson City, NV?

Carson City is in USDA plant hardiness zone 7a (average annual extreme minimum temperature 0 to 5°F), from the 2023 USDA Plant Hardiness Zone Map.

What is the weather like in Carson City?

In Carson City, NV the warmest month is July (avg high 89.5°F) and the coldest is December (avg low 23.9°F). It averages about 9.3″ of precipitation a year and 14″ of snow.

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Carson City, NV Planting Calendar & Frost Dates

USDA hardiness zone 7a · ZIP 89701 · elevation 1451′ · NOAA & USDA data

Carson City is in USDA hardiness zone 7a (winters can dip to 0 to 5°F), with a growing season of about 152 days between the average last spring frost (May 4) and first fall frost (October 6). The warmest month is July (avg high 89.5°F); the coldest is December (avg low 23.9°F). It averages 9.3″ of precipitation a year and 14″ of snow, mostly mid-winter. Start cool-season crops several weeks before the last frost; wait until after it for tomatoes, peppers and other tender crops.

Hardiness zone

min temp 0 to 5°F

Last spring frost

May 4

avg (50% prob, 32°F)

First fall frost

October 6

avg (50% prob, 32°F)

Growing season

152 days

frost-free window

Warmest month

July

avg high 89.5°F

Month-by-month typical weather in Carson City

Average conditions from the NOAA/NCEI 1991–2020 U.S. Climate Normals at Carson City, NV (2.3 mi away). Temperatures °F, precipitation & snow in inches.

Month	Avg high	Avg low	Mean	Precip (in)	Snow (in)
January	45.5	24.1	34.8	1.7	3.6
February	49.5	27.1	38.3	1.5	1.7
March	56.2	31.6	43.9	1.2	1.6
April	61.7	35.8	48.8	0.5	0
May	70.4	42.9	56.6	0.5	0
June	80.9	49.2	65	0.4	0
July	89.5	54.8	72.1	0.2	0
August	87.8	52.5	70.2	0.1	0
September	80.7	45.6	63.1	0.2	0
October	68	36.3	52.2	0.6	0
November	54.5	28.4	41.4	0.9	0.7
December	44.6	23.9	34.2	1.5	6.4

What to plant when in Carson City

Crop	Season	What to do & when
Tomatoes	warm	Start seeds indoors: March 23 · Transplant out: May 11
Peppers	warm	Start seeds indoors: March 9 · Transplant out: May 18
Cucumbers	warm	Direct sow: May 11
Zucchini / squash	warm	Direct sow: May 11
Bush beans	warm	Direct sow: May 11
Sweet corn	warm	Direct sow: May 11
Basil	warm	Transplant out: May 11
Peas	cool	Sow (spring): March 30 · Sow (fall): August 11
Spinach	cool	Sow (spring): March 23 · Sow (fall): August 11
Lettuce	cool	Sow (spring): April 6 · Sow (fall): August 11
Kale	cool	Transplant (spring): April 13 · Sow (fall): July 28
Broccoli	cool	Transplant (spring): April 20
Carrots	cool	Sow (spring): April 13 · Sow (fall): July 28
Onions	cool	Transplant (spring): April 6
Potatoes	cool	Plant seed potatoes: April 20
Radishes	cool	Sow (spring): April 6 · Sow (fall): August 25

Dates are computed from Carson City's average frost dates using standard cool-/warm-season timing. They're a starting point — a cold spring, a warm microclimate, or a fast-maturing variety can shift them by a week or two.

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Gear that helps you plant on time

Some links below are Amazon affiliate links (tag theboringthin-20). If you buy through them we may earn a small commission at no extra cost to you — it keeps this almanac free. We only list generic, genuinely-useful categories.

Soil thermometer →Know when the ground is warm enough to sow — the honest signal, not the calendar.Seed-starting trays + dome →Start tomatoes & peppers indoors on the schedule below.Seedling heat mat →Warms the soil for faster, more even germination indoors.Floating row cover / frost cloth →Buys you 4–8°F to beat an early or late frost.Raised garden bed kit →Warms and drains faster in spring than in-ground soil.Garden gloves →Basic kit for transplant day.

Nearby cities in Nevada

Reno, NV Sparks, NV North Las Vegas, NV Las Vegas, NV Henderson, NV

Sources & method. Hardiness zone: 2023 USDA Plant Hardiness Zone Map (PRISM Climate Group, Oregon State University). Frost dates & growing season: NOAA/NCEI 1991–2020 U.S. Climate Normals, nearest station with published freeze normals — Carson City, NV, 2.3 mi (confidence: high). Monthly weather normals: Carson City, NV, 2.3 mi (confidence: high). ZIP centroid from U.S. Census 2023 ZCTA data. Frost dates are the 50%-probability date — half of years frost occurs outside the stated date. Nothing here is invented; where the nearest station is far, we say so. Last updated 2026-07-22.