Schoolhouse at Truxton Canyon Training School · Photo: Jon Roanhaus · CC BY-SA 3.0Valentine is among the driest of U.S. towns: 11 inches of precipitation a year
Midsummer highs settle at about 95°. The year swings widely: the coldest month’s nights and the warmest month’s afternoons are 66° apart. Its July heat outdoes that of 96% of U.S. towns. Garden planting can start around April 2; autumn frost returns near November 11.
A year in Valentine at a glance
Each month’s typical high and low, and what it brings.
What stands out about Valentine’s climate
Compared with towns across the U.S., with Valentine’s place in Arizona beside it.
What a year in Valentine feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 220 frost-free days a year
In half of years the last 32° night comes by April 2 and the first by November 11. Frost and day counts come from Kingman Mohave Co Airport, 18 miles away.
The 2023 USDA map puts Valentine’s center in zone 8a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 13°. 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 11 inches of rain a year
August is the wettest month and June the driest.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Valentine
58% 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 Kingman Mohave Co Airport.
Living with Valentine’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
220 frost-free days in zone 8a. The last frost comes by Apr 2 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 11.
Months with highs of 62–84° and lows of 40° or more: April, May and October.
Parks & trails →Of the yearly building losses FEMA expects in Valentine from natural hazards, river flooding is the largest share (54%); heat waves, cold waves, winter storms and ice storms together are 17%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Valentine and similar climates
TownRatings has no climate map of the towns around Valentine yet.
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 Valentine averaged 1.6° warmer than the 1900s. The biggest change is in January (+2.7°).
A bigger shift than in 63% 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 Valentine compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Valentine’s place among Arizona’s.
Valentine weather by month
Highs, lows and precipitation from NOAA’s grid at Valentine’s center. 1991–2020 normals.
| Month | High | Low | Rain + melt | 30-yr range |
|---|---|---|---|---|
| January | 55° | 31° | 1.1" | 39° – 49° |
| February | 58° | 32° | 1.6" | 39° – 52° |
| March | 64° | 37° | 1.2" | 42° – 58° |
| April | 72° | 41° | 0.5" | 51° – 61° |
| May | 81° | 49° | 0.6" | 58° – 70° |
| June | 92° | 59° | 0.2" | 69° – 80° |
| July | 95° | 66° | 1.1" | 76° – 83° |
| August | 93° | 64° | 1.6" | 75° – 83° |
| September | 88° | 57° | 0.9" | 69° – 76° |
| October | 76° | 46° | 0.9" | 56° – 67° |
| November | 64° | 36° | 0.6" | 42° – 56° |
| December | 54° | 29° | 0.9" | 38° – 46° |
| Year | 74° | 46° | 11.1" |
How much a month can swing
A normal is an average. March swings the most: from 1991 to 2020 its average ranged from 42° to 58°. July is the most reliable, staying within 7°.
Where Valentine’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 Valentine’s center.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Kingman Mohave Co Airport, 18 miles from the town’s center, 510 ft lower; no station nearby passes every check; this is the nearest one in the same valley, flagged above.
- 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 Valentine’s climate
What is the weather like in Valentine?
A typical July afternoon reaches 95°, a January night drops to 31°. Milder January nights than 73% of U.S. towns; hotter July afternoons than 96% of U.S. towns.
How cold does it get in Valentine in winter?
December nights average 29°. About 66 nights a year reach 32° or below. In the coldest December of the last 30 years the month averaged 38°.
How hot does it get in Valentine?
July, with a typical high of 95° and a low of 66°. About 114 days a year reach 90° and 32 reach 100° (Kingman Mohave Co Airport).
When is the first and last frost in Valentine?
In half of years the last spring frost (32°) comes by April 2 and the first fall frost by November 11, about 220 frost-free days, at Kingman Mohave Co Airport.
What growing zone is Valentine in?
Zone 8a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 13°.
What is the best time of year to visit Valentine?
By one simple rule (highs of 62–84° and lows of 40° or more), April, May and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Valentine getting warmer?
Yes: 1991–2020 averaged 1.6° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 63% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Valentine.
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.