Glendale has chilly, snowy winters and pleasant summers, with very little rain
A typical July afternoon reaches 81°, a January night drops to 20°, and about 184 inches of snow falls in a normal winter.
A year in Glendale at a glance
Each month’s typical high and low, and what it brings.
What stands out about Glendale’s climate
Read from where Glendale sits among Colorado’s towns. The page puts what stands out first.
What a year in Glendale feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
184 inches of snow, 18 of rain and melt
May is the wettest month and December the driest. Rain or snow falls on about 140 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
About 120 frost-free days a year
In half of years the last 32° night comes by May 24 and the first by September 23.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
Living with Glendale’s climate
What the numbers mean for a garden, a driveway, a furnace and a free afternoon.
120 frost-free days. The last frost comes by May 24 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Sep 23.
About 184" a winter over 40 days with an inch or more, most in April. Snow covers the ground about 169 days a year.
Months averaging under 55° run from October through May. Heating is 99% of the year’s heating-and-cooling load.
About 3 days a year reach 90°, and July afternoons average 81°.
The nicest months are June, July, August and September. 1.0 miles of trails are waiting.
Parks & trails →Normals are averages. Ice storms, nor’easters, floods and heat waves are on the natural hazards page.
Natural hazards →Warmer than it used to be
The last 30 years in Glendale averaged 1.3° warmer than the 1900s. The biggest change is in March (+3.1°).
A bigger shift than in 58% of U.S. towns.
Change by month
How Glendale compares
Against every U.S. town on TownTapestry, each counted once, with its place in Colorado.
Glendale weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 41° | 20° | 0.6" | 15.8" | 9 | 31 | 25° – 36° |
| February | 42° | 20° | 0.8" | 28.0" | 12 | 29 | 26° – 38° |
| March | 48° | 25° | 1.5" | 29.9" | 12 | 29 | 31° – 43° |
| April | 54° | 30° | 2.4" | 34.9" | 13 | 19 | 37° – 47° |
| May | 63° | 38° | 2.7" | 17.9" | 16 | 6 | 45° – 55° |
| June | 75° | 46° | 1.9" | 0.1" | 10 | 0 | 57° – 66° |
| July | 81° | 53° | 2.2" | 0 | 15 | 0 | 63° – 71° |
| August | 79° | 51° | 2.0" | 0 | 14 | 0 | 61° – 68° |
| September | 71° | 44° | 1.6" | 0.7" | 10 | 1 | 53° – 62° |
| October | 60° | 34° | 1.2" | 18.1" | 10 | 8 | 40° – 52° |
| November | 48° | 26° | 0.8" | 13.5" | 8 | 19 | 28° – 45° |
| December | 41° | 19° | 0.5" | 24.6" | 11 | 29 | 24° – 34° |
| Year | 59° | 34° | 18.0" | 183.5" | 140 | 169 |
Heating and cooling a home in Glendale
99% of the work is heating, so the furnace matters far more than the air conditioner.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. Source: NOAA station normals.
How much a month can swing
A normal is an average. November swings the most: from 1991 to 2020 its average ranged from 28° to 45°. August is the most reliable, staying within 7°.
Common questions about Glendale’s climate
What is the coldest month in Glendale?
December, with a typical high of 41° and a low of 19°.
What is the hottest month in Glendale?
July, with a typical high of 81° and a low of 53°. About 3 days a year reach 90°.
How much snow does Glendale get?
About 184 inches in a normal winter, most of it in April.
When is the first frost in Glendale?
In half of years the first 32° night comes by September 23, and the last spring frost by May 24.
What is the rainiest month in Glendale?
May, with 2.7 inches of rain and melted snow. The year totals 18 inches.
Neighbors talk weather
Gardens, snow, and the best days of the year in Glendale.
Your answer becomes a post in Town Square.
Temperatures and rainfall come from NOAA’s gridded climate normals for Glendale itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Ward 4.6 Ne, CO (4 mi, snow) and Gross Rsvr, CO (10 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000. Today’s forecast: National Weather Service.