Precipitation in J-Six Ranchettes trails that of 94% of U.S. towns: 14 inches a year
Deep winter brings January lows near 34°. July is the wettest month here, with about 19 times the rain of May. Summer afternoons here are warmer than in 94% of U.S. towns. Comfortable outdoor weather, highs of 71–82°, belongs to March, April and October.
A year in J-Six Ranchettes at a glance
Each month’s typical high and low, and what it brings.
What stands out about J-Six Ranchettes’ climate
Compared with towns across the U.S., with J-Six Ranchettes’ place in Arizona beside it.
What a year in J-Six Ranchettes feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 237 frost-free days a year
In half of years the last 32° night comes by March 20 and the first by November 15. Frost and day counts come from Kartchner Caverns, AZ, 11 miles away.
The 2023 USDA map puts J-Six Ranchettes’ center in zone 8b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 20°. 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 14 inches of rain a year
July is the wettest month and May the driest.
Rain + melted snow by month
Inches of water
Heating and cooling a home in J-Six Ranchettes
62% of the work is heating. Months averaging under 55° run from December through February.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Kartchner Caverns, AZ.
Living with J-Six Ranchettes’ climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
237 frost-free days in zone 8b. The last frost comes by Mar 20 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 15.
Months with highs of 62–84° and lows of 40° or more: March, April and October. 7.8 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in J-Six Ranchettes from natural hazards, wildfire is the largest share (37%); heat waves, cold waves, winter storms and ice storms together are 27%. Normals are averages; the hazards page covers the extremes.
Natural hazards →J-Six Ranchettes and similar climates
TownRatings has no climate map of the towns around J-Six Ranchettes 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 J-Six Ranchettes averaged 1.5° warmer than the 1900s. The biggest change is in March (+2.4°).
A bigger shift than in 62% 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 J-Six Ranchettes compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with J-Six Ranchettes’ place among Arizona’s.
J-Six Ranchettes weather by month
Highs, lows and precipitation from NOAA’s grid at J-Six Ranchettes’ center. 1991–2020 normals.
| Month | High | Low | Rain + melt | 30-yr range |
|---|---|---|---|---|
| January | 63° | 34° | 1.1" | 43° – 54° |
| February | 65° | 35° | 1.0" | 45° – 55° |
| March | 71° | 40° | 0.7" | 50° – 60° |
| April | 78° | 45° | 0.3" | 56° – 66° |
| May | 87° | 52° | 0.2" | 64° – 74° |
| June | 96° | 62° | 0.3" | 74° – 82° |
| July | 94° | 67° | 3.2" | 78° – 84° |
| August | 93° | 67° | 2.9" | 77° – 85° |
| September | 90° | 61° | 1.7" | 71° – 78° |
| October | 82° | 50° | 0.7" | 62° – 69° |
| November | 71° | 39° | 0.6" | 48° – 62° |
| December | 62° | 33° | 1.1" | 43° – 52° |
| Year | 79° | 49° | 13.7" |
How much a month can swing
A normal is an average. November swings the most: from 1991 to 2020 its average ranged from 48° to 62°. July is the most reliable, staying within 6°.
Where J-Six Ranchettes’ 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 J-Six Ranchettes’ center.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Kartchner Caverns, AZ, 11 miles from the town’s center, 610 ft higher; 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 J-Six Ranchettes’ climate
What is the weather like in J-Six Ranchettes?
A typical July afternoon reaches 94°, a January night drops to 34°. Milder January nights than 78% of U.S. towns; hotter July afternoons than 94% of U.S. towns.
How cold does it get in J-Six Ranchettes in winter?
December nights average 33°. About 40 nights a year reach 32° or below. In the coldest December of the last 30 years the month averaged 43°.
How hot does it get in J-Six Ranchettes?
July, with a typical high of 94° and a low of 67°. About 79 days a year reach 90° and 5 reach 100° (Kartchner Caverns, AZ).
When is the first and last frost in J-Six Ranchettes?
In half of years the last spring frost (32°) comes by March 20 and the first fall frost by November 15, about 237 frost-free days, at Kartchner Caverns, AZ.
What growing zone is J-Six Ranchettes in?
Zone 8b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 20°.
What is the best time of year to visit J-Six Ranchettes?
By one simple rule (highs of 62–84° and lows of 40° or more), March, April and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is J-Six Ranchettes getting warmer?
Yes: 1991–2020 averaged 1.5° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 62% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in J-Six Ranchettes.
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.