Centennial Park sits near the bottom of U.S. towns for precipitation, with 12 inches a year
January nights here settle around 25°. The year swings widely: the coldest month’s nights and the warmest month’s afternoons are 71° apart. Its July heat outdoes that of 93% of U.S. towns. Seedlings are safe outdoors from about April 26, with the first autumn frost due around October 25.
A year in Centennial Park at a glance
Each month’s typical high and low, and what it brings.
What stands out about Centennial Park’s climate
Compared with towns across the U.S., with Centennial Park’s place in Arizona beside it.
What a year in Centennial Park feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 180 frost-free days a year
In half of years the last 32° night comes by April 26 and the first by October 25. Frost and day counts come from NOAA’s station at Colorado City, AZ, 2.8 miles from the town’s center, 110 ft higher.
The 2023 USDA map puts Centennial Park’s center in zone 7b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 6°. 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 12 inches of snow a winter
Snow, measured at Colorado City, AZ, falls mostly in February. Precipitation (rain plus melted snow) adds up to 12 inches a year; February is the wettest month and June the driest. Rain or snow falls on about 59 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Centennial Park
78% of the work is heating. Months averaging under 55° run from November 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 Colorado City, AZ.
Living with Centennial Park’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
180 frost-free days in zone 7b. The last frost comes by Apr 26 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Oct 25.
Months with highs of 62–84° and lows of 40° or more: May and October. 1.1 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Centennial Park from natural hazards, river flooding is the largest share (82%); heat waves, cold waves, winter storms and ice storms together are 6%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Centennial Park and similar climates
TownRatings has no climate map of the towns around Centennial Park yet.
Climates most like Centennial Park’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 |
|---|---|---|---|---|
| Centennial Park, AZ | 25° | 94° | 12" | 12" |
| Weiser, ID | 22° | 94° | 13" | 15" |
| Ontario, OR | 23° | 93° | 10" | 15" |
| Tucumcari, NM | 24° | 95° | 16" | 15" |
| Clarkston, WA | 30° | 93° | 12" | 13" |
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 Centennial Park averaged 1.8° warmer than the 1900s. The biggest change is in March (+2.7°).
A bigger shift than in 77% 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 Centennial Park compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Centennial Park’s place among Arizona’s.
Centennial Park weather by month
Highs, lows and precipitation from NOAA’s grid at Centennial Park’s center; snow, wet days and snow on the ground from Colorado City, AZ. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 49° | 25° | 1.3" | 2.9" | 6 | 3 | 32° – 44° |
| February | 53° | 28° | 1.5" | 3.6" | 8 | 1 | 33° – 47° |
| March | 60° | 33° | 1.3" | 1.1" | 6 | 0 | 41° – 52° |
| April | 67° | 38° | 0.7" | 0.6" | 5 | 0 | 47° – 58° |
| May | 77° | 46° | 0.6" | 0.0" | 3 | 0 | 54° – 67° |
| June | 89° | 55° | 0.3" | 0.0" | 3 | 0 | 66° – 77° |
| July | 94° | 62° | 1.1" | 0.0" | 5 | 0 | 74° – 81° |
| August | 92° | 61° | 1.4" | 0.0" | 7 | 0 | 73° – 81° |
| September | 84° | 53° | 1.0" | 0.0" | 4 | 0 | 65° – 72° |
| October | 72° | 42° | 1.0" | 0.4" | 5 | 0 | 52° – 64° |
| November | 59° | 31° | 0.8" | 0.7" | 4 | 1 | 37° – 51° |
| December | 48° | 24° | 1.1" | 3.1" | 5 | 3 | 31° – 41° |
| Year | 70° | 41° | 12.1" | 12.4" | 59 | 9 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 33° to 47°. July is the most reliable, staying within 7°.
Where Centennial Park’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 Centennial Park’s center.
- Snow: Colorado City, AZ.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Colorado City, AZ, 2.8 miles from the town’s center, 110 ft higher; 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 Centennial Park’s climate
What is the weather like in Centennial Park?
A typical July afternoon reaches 94°, a January night drops to 25°, and about 12 inches of snow falls in a normal winter. Milder January nights than 61% of U.S. towns; hotter July afternoons than 93% of U.S. towns.
How cold does it get in Centennial Park in winter?
December nights average 24°. About 120 nights a year reach 32° or below. In the coldest December of the last 30 years the month averaged 31°.
How much snow does Centennial Park get?
About 12 inches in a normal winter at Colorado City, AZ, most of it in February, with snow on the ground about 9 days a year.
How hot does it get in Centennial Park?
July, with a typical high of 94° and a low of 62°. About 72 days a year reach 90° and 8 reach 100° (Colorado City, AZ).
When is the first and last frost in Centennial Park?
In half of years the last spring frost (32°) comes by April 26 and the first fall frost by October 25, about 180 frost-free days, at Colorado City, AZ.
What growing zone is Centennial Park in?
Zone 7b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 6°.
What is the best time of year to visit Centennial Park?
By one simple rule (highs of 62–84° and lows of 40° or more), May and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Centennial Park getting warmer?
Yes: 1991–2020 averaged 1.8° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 77% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Centennial Park.
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.