Midwinter lows in Wolcott sink below those of 94% of U.S. towns
July afternoons average 83°. Temperatures cover 73° across the year, low to high. Precipitation is light here, less than falls on 92% of U.S. towns. Radiators earn their keep from October to April, the months that average under 50°.
A year in Wolcott at a glance
Each month’s typical high and low, and what it brings.
What stands out about Wolcott’s climate
Compared with towns across the U.S., with Wolcott’s place in Colorado beside it.
What a year in Wolcott feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 98 frost-free days a year
In half of years the last 32° night comes by June 6 and the first by September 14. Frost and day counts come from Green Mt Dam, CO, 22 miles away.
The 2023 USDA map puts Wolcott’s center in zone 5a: the coldest night of a typical winter, averaged over 1991–2020, reaches about −16°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
About 16 inches of rain a year
September is the wettest month and December the driest.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Wolcott
Nearly all of the work is heating: a normal year has almost no cooling days. Months averaging under 55° run from October through May.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Green Mt Dam, CO.
Living with Wolcott’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
98 frost-free days in zone 5a. The last frost comes by Jun 6 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 14.
Months with highs of 62–84° and lows of 40° or more: June, July and August.
Parks & trails →Of the yearly building losses FEMA expects in Wolcott from natural hazards, avalanches are the largest share (78%). Normals are averages; the hazards page covers the extremes.
Natural hazards →Wolcott and similar climates
TownRatings has no climate map of the towns around Wolcott 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 Wolcott averaged 1.3° warmer than the 1900s. The biggest change is in March (+3.1°).
A smaller shift than in 53% 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 Wolcott compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Wolcott’s place among Colorado’s.
Wolcott weather by month
Highs, lows and precipitation from NOAA’s grid at Wolcott’s center. 1991–2020 normals.
| Month | High | Low | Rain + melt | 30-yr range |
|---|---|---|---|---|
| January | 34° | 10° | 1.3" | 16° – 28° |
| February | 38° | 13° | 1.1" | 21° – 31° |
| March | 47° | 21° | 1.2" | 29° – 40° |
| April | 55° | 27° | 1.6" | 36° – 46° |
| May | 66° | 35° | 1.6" | 45° – 54° |
| June | 77° | 42° | 1.1" | 56° – 64° |
| July | 83° | 48° | 1.3" | 62° – 69° |
| August | 81° | 46° | 1.6" | 61° – 68° |
| September | 73° | 39° | 1.7" | 51° – 60° |
| October | 60° | 29° | 1.4" | 38° – 50° |
| November | 45° | 19° | 1.1" | 23° – 39° |
| December | 34° | 10° | 1.1" | 17° – 28° |
| Year | 58° | 28° | 16.1" |
How much a month can swing
A normal is an average. November swings the most: from 1991 to 2020 its average ranged from 23° to 39°. August is the most reliable, staying within 7°.
Where Wolcott’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 Wolcott’s center.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Green Mt Dam, CO, 22 miles from the town’s center, 640 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 Wolcott’s climate
What is the weather like in Wolcott?
A typical July afternoon reaches 83°, a January night drops to 10°. Colder January nights than 94% of U.S. towns; cooler July afternoons than 72% of U.S. towns.
How cold does it get in Wolcott in winter?
January nights average 10°. About 235 nights a year reach 32° or below and 40 reach 0° or below. In the coldest January of the last 30 years the month averaged 16°.
How hot does it get in Wolcott?
July, with a typical high of 83°. 90° days are rare: none in a normal year at Green Mt Dam, CO.
When is the first and last frost in Wolcott?
In half of years the last spring frost (32°) comes by June 6 and the first fall frost by September 14, about 98 frost-free days, at Green Mt Dam, CO.
What growing zone is Wolcott in?
Zone 5a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −16°.
What is the best time of year to visit Wolcott?
By one simple rule (highs of 62–84° and lows of 40° or more), June, July and August. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Wolcott getting warmer?
Yes: 1991–2020 averaged 1.3° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 53% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Wolcott.
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.