Gachado Well and Line Camp · Photo: F. R. Holland · Public domainAli Chuk reaches 100° on about 97 days a year, more than all but 69 U.S. towns
January mornings start at about 39°. Its yearly precipitation falls short of 98% of U.S. towns. The latest 30-year average runs 2.4° warmer than 1901–2000’s, with March up the most. If you like long walks, February, March and November offer highs of 72–78°.
A year in Ali Chuk at a glance
Each month’s typical high and low, and what it brings.
What stands out about Ali Chuk’s climate
Compared with towns across the U.S., with Ali Chuk’s place in Arizona beside it.
What a year in Ali Chuk feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 314 frost-free days a year
In half of years the last 32° night comes by February 4 and the first by December 15. Frost and day counts come from NOAA’s station at Organ Pipe Cactus Nm, AZ, 17 miles from the town’s center, at about the same height.
The 2023 USDA map puts Ali Chuk’s center in zone 9b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 25°. 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 9 inches of rain a year
August is the wettest month and May the driest. Rain falls on about 33 days a year. Snow is rare: about 0.0" in a normal year at Organ Pipe Cactus Nm, AZ, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Ali Chuk
23% of the work is heating, so air conditioning is the bigger bill. Months averaging under 55°: December and January.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Organ Pipe Cactus Nm, AZ.
Living with Ali Chuk’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
314 frost-free days in zone 9b. The last frost comes by Feb 4 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Dec 15.
Months with highs of 62–84° and lows of 40° or more: February, March and November. 1.6 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Ali Chuk from natural hazards, river flooding is the largest share (69%); heat waves, cold waves, winter storms and ice storms together are 27%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Ali Chuk and similar climates
TownRatings has no climate map of the towns around Ali Chuk yet.
Climates most like Ali Chuk’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 |
|---|---|---|---|---|
| Ali Chuk, AZ | 39° | 103° | 9" | 0.0" |
| Enterprise, NV | 37° | 103° | 5" | 0.2" |
| Desert Hot Springs, CA | 42° | 105° | 7" | 0.8" |
| St. George, UT | 33° | 103° | 8" | 1.2" |
| Eagle Pass, TX | 41° | 98° | 19" | 0.0" |
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 Ali Chuk averaged 2.4° warmer than the 1900s. The biggest change is in March (+3.2°).
A bigger shift than in all but 171 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 Ali Chuk compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Ali Chuk’s place among Arizona’s.
Ali Chuk weather by month
Highs, lows and precipitation from NOAA’s grid at Ali Chuk’s center; snow, wet days and snow on the ground from Organ Pipe Cactus Nm, AZ. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 70° | 39° | 0.9" | 0.0" | 3 | 0 | 50° – 61° |
| February | 72° | 42° | 0.9" | 0.0" | 4 | 0 | 50° – 63° |
| March | 78° | 46° | 0.7" | 0.0" | 3 | 0 | 55° – 69° |
| April | 85° | 51° | 0.2" | 0.0" | 1 | 0 | 62° – 73° |
| May | 93° | 58° | 0.1" | 0.0" | 1 | 0 | 69° – 81° |
| June | 102° | 67° | 0.1" | 0.0" | 1 | 0 | 79° – 89° |
| July | 103° | 74° | 1.3" | 0.0" | 4 | 0 | 85° – 91° |
| August | 102° | 73° | 1.8" | 0.0" | 6 | 0 | 85° – 93° |
| September | 99° | 68° | 0.9" | 0.0" | 3 | 0 | 79° – 87° |
| October | 89° | 57° | 0.5" | 0.0" | 2 | 0 | 69° – 78° |
| November | 78° | 46° | 0.5" | 0.0" | 2 | 0 | 54° – 69° |
| December | 68° | 39° | 1.0" | 0.0" | 4 | 0 | 49° – 58° |
| Year | 87° | 55° | 8.9" | 0.0" | 33 | 0 |
How much a month can swing
A normal is an average. November swings the most: from 1991 to 2020 its average ranged from 54° to 69°. July is the most reliable, staying within 6°.
Where Ali Chuk’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 Ali Chuk’s center.
- Snow: Organ Pipe Cactus Nm, AZ.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Organ Pipe Cactus Nm, AZ, 17 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 Ali Chuk’s climate
What is the weather like in Ali Chuk?
A typical July afternoon reaches 103°, a January night drops to 39°, and snow is almost unheard of. Milder January nights than 87% of U.S. towns; hotter July afternoons than all but 89 U.S. towns.
How cold does it get in Ali Chuk in winter?
December nights average 39°. About 8 nights a year reach 32° or below. In the coldest December of the last 30 years the month averaged 49°.
How much snow does Ali Chuk get?
About 0.0 inches in a normal winter at Organ Pipe Cactus Nm, AZ, so most winters see none.
How hot does it get in Ali Chuk?
July, with a typical high of 103° and a low of 74°. About 175 days a year reach 90° and 97 reach 100° (Organ Pipe Cactus Nm, AZ).
When is the first and last frost in Ali Chuk?
In half of years the last spring frost (32°) comes by February 4 and the first fall frost by December 15, about 314 frost-free days, at Organ Pipe Cactus Nm, AZ.
What growing zone is Ali Chuk in?
Zone 9b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 25°.
What is the best time of year to visit Ali Chuk?
By one simple rule (highs of 62–84° and lows of 40° or more), February, March and November. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Ali Chuk getting warmer?
Yes: 1991–2020 averaged 2.4° warmer than 1901–2000 on NOAA’s grid. A bigger shift than all but 171 U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Ali Chuk.
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.