Photo: Jeffrey Beall · CC BY 4.0Avondale reaches 100° on about 12 days a year, more than 92% of U.S. towns
January mornings start at about 17°. By precipitation alone, it ranks drier than 96% of U.S. towns. Since 1901–2000, the year has warmed by 1.5°, most of all in March. The frost-free window for a garden runs roughly April 30 to October 9.
A year in Avondale at a glance
Each month’s typical high and low, and what it brings.
What stands out about Avondale’s climate
Compared with towns across the U.S., with Avondale’s place in Colorado beside it.
What a year in Avondale feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 161 frost-free days a year
In half of years the last 32° night comes by April 30 and the first by October 9. Frost and day counts come from NOAA’s station at Pueblo Mem Airport, 9 miles from the town’s center, 180 ft higher.
The 2023 USDA map puts Avondale’s center in zone 6a: the coldest night of a typical winter, averaged over 1991–2020, reaches about −10°. 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 28 inches of snow a winter
Snow, measured at Pueblo Mem Airport, falls mostly in January, February, March and December. Precipitation (rain plus melted snow) adds up to 12 inches a year; August is the wettest month and February the driest. Rain or snow falls on about 69 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Avondale
83% 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 Pueblo Mem Airport.
Living with Avondale’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
161 frost-free days in zone 6a. The last frost comes by Apr 30 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 9.
Months with highs of 62–84° and lows of 40° or more: May and September.
Parks & trails →Of the yearly building losses FEMA expects in Avondale from natural hazards, river flooding is the largest share (49%); heat waves, cold waves, winter storms and ice storms together are 7%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Avondale and similar climates
TownRatings has no climate map of the towns around Avondale yet.
Climates most like Avondale’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 |
|---|---|---|---|---|
| Avondale, CO | 17° | 93° | 12" | 28" |
| Saratoga Springs, UT | 20° | 92° | 12" | 26" |
| Winnemucca, NV | 21° | 93° | 8" | 22" |
| Dalhart, TX | 21° | 92° | 16" | 20" |
| Torrington, WY | 14° | 90° | 13" | 31" |
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 Avondale averaged 1.5° warmer than the 1900s. The biggest change is in March (+3.2°).
A bigger shift than in 60% 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 Avondale compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Avondale’s place among Colorado’s.
Avondale weather by month
Highs, lows and precipitation from NOAA’s grid at Avondale’s center; snow, wet days and snow on the ground from Pueblo Mem Airport. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 48° | 17° | 0.3" | 4.9" | 4 | 4 | 24° – 37° |
| February | 51° | 20° | 0.3" | 4.7" | 4 | 4 | 30° – 43° |
| March | 61° | 28° | 0.7" | 4.5" | 6 | 2 | 39° – 50° |
| April | 68° | 35° | 1.3" | 3.4" | 7 | 1 | 46° – 56° |
| May | 78° | 45° | 1.5" | 0.0" | 8 | 0 | 55° – 67° |
| June | 89° | 55° | 1.3" | 0.0" | 7 | 0 | 66° – 77° |
| July | 93° | 61° | 1.9" | 0.0" | 9 | 0 | 73° – 82° |
| August | 90° | 59° | 1.9" | 0.0" | 9 | 0 | 70° – 78° |
| September | 83° | 50° | 0.8" | 0.2" | 5 | 0 | 60° – 73° |
| October | 70° | 37° | 0.8" | 1.9" | 4 | 1 | 47° – 60° |
| November | 57° | 26° | 0.4" | 4.1" | 4 | 2 | 34° – 47° |
| December | 47° | 17° | 0.3" | 4.6" | 3 | 4 | 26° – 35° |
| Year | 70° | 37° | 11.5" | 28.3" | 69 | 16 |
How much a month can swing
A normal is an average. November swings the most: from 1991 to 2020 its average ranged from 34° to 47°. August is the most reliable, staying within 8°.
Where Avondale’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 Avondale’s center.
- Snow: Pueblo Mem Airport.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Pueblo Mem Airport, 9 miles from the town’s center, 180 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 Avondale’s climate
What is the weather like in Avondale?
A typical July afternoon reaches 93°, a January night drops to 17°, and about 28 inches of snow falls in a normal winter. Colder January nights than 76% of U.S. towns; hotter July afternoons than 91% of U.S. towns.
How cold does it get in Avondale in winter?
January nights average 17°. About 165 nights a year reach 32° or below and 6 reach 0° or below. In the coldest January of the last 30 years the month averaged 24°.
How much snow does Avondale get?
About 28 inches in a normal winter at Pueblo Mem Airport, most of it in January, February, March and December, with snow on the ground about 16 days a year.
How hot does it get in Avondale?
July, with a typical high of 93° and a low of 61°. About 72 days a year reach 90° and 12 reach 100° (Pueblo Mem Airport).
When is the first and last frost in Avondale?
In half of years the last spring frost (32°) comes by April 30 and the first fall frost by October 9, about 161 frost-free days, at Pueblo Mem Airport.
What growing zone is Avondale in?
Zone 6a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −10°.
What is the best time of year to visit Avondale?
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 Avondale getting warmer?
Yes: 1991–2020 averaged 1.5° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 60% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Avondale.
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.