Kayenta sits near the bottom of U.S. towns for precipitation, with 6 inches a year
The coldest hours of a January night bottom out at 20° on average. Only 73° separates winter nights from summer afternoons. By July afternoons alone, it runs hotter than 89% of U.S. towns. Central heating does most of its work from November to March, in months below 50° on average.
A year in Kayenta at a glance
Each month’s typical high and low, and what it brings.
What stands out about Kayenta’s climate
Compared with towns across the U.S., with Kayenta’s place in Arizona beside it.
What a year in Kayenta feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 205 frost-free days a year
In half of years the last 32° night comes by April 10 and the first by November 1. Frost and day counts come from NOAA’s station at Monument Valley, AZ, 20 miles from the town’s center, 260 ft lower.
The 2023 USDA map puts Kayenta’s center in zone 7a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 4°. 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 6 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 Kayenta
75% of the work is heating. Months averaging under 55° run from October through April.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Monument Valley, AZ.
Living with Kayenta’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
205 frost-free days in zone 7a. The last frost comes by Apr 10 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: May and September. 22 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Kayenta from natural hazards, river flooding is the largest share (71%); heat waves, cold waves, winter storms and ice storms together are 4%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Kayenta and similar climates
TownRatings has no climate map of the towns around Kayenta 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 Kayenta averaged 1.4° warmer than the 1900s. The biggest change is in March (+2.8°).
A bigger shift than in 53% 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 Kayenta compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Kayenta’s place among Arizona’s.
Kayenta weather by month
Highs, lows and precipitation from NOAA’s grid at Kayenta’s center. 1991–2020 normals.
| Month | High | Low | Rain + melt | 30-yr range |
|---|---|---|---|---|
| January | 42° | 20° | 0.4" | 25° – 38° |
| February | 48° | 24° | 0.6" | 30° – 43° |
| March | 58° | 31° | 0.4" | 39° – 50° |
| April | 66° | 36° | 0.3" | 46° – 57° |
| May | 76° | 45° | 0.4" | 55° – 66° |
| June | 88° | 55° | 0.1" | 65° – 76° |
| July | 92° | 62° | 0.8" | 74° – 81° |
| August | 90° | 60° | 1.0" | 72° – 79° |
| September | 82° | 51° | 0.8" | 61° – 70° |
| October | 69° | 39° | 0.8" | 50° – 59° |
| November | 54° | 28° | 0.4" | 33° – 47° |
| December | 42° | 19° | 0.7" | 26° – 36° |
| Year | 67° | 39° | 6.4" |
How much a month can swing
A normal is an average. November swings the most: from 1991 to 2020 its average ranged from 33° to 47°. July is the most reliable, staying within 7°.
Where Kayenta’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 Kayenta’s center.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Monument Valley, AZ, 20 miles from the town’s center, 260 ft lower; 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 Kayenta’s climate
What is the weather like in Kayenta?
A typical July afternoon reaches 92°, a January night drops to 20°. Colder January nights than 59% of U.S. towns; hotter July afternoons than 89% of U.S. towns.
How cold does it get in Kayenta in winter?
December nights average 19°. About 105 nights a year reach 32° or below. In the coldest December of the last 30 years the month averaged 26°.
How hot does it get in Kayenta?
July, with a typical high of 92° and a low of 62°. About 59 days a year reach 90° and 2 reach 100° (Monument Valley, AZ).
When is the first and last frost in Kayenta?
In half of years the last spring frost (32°) comes by April 10 and the first fall frost by November 1, about 205 frost-free days, at Monument Valley, AZ.
What growing zone is Kayenta in?
Zone 7a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 4°.
What is the best time of year to visit Kayenta?
By one simple rule (highs of 62–84° and lows of 40° or more), May and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Kayenta getting warmer?
Yes: 1991–2020 averaged 1.4° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 53% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Kayenta.
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.