Avoca has cold, snowy winters and pleasant summers
A typical July afternoon reaches 83°, a January night drops to 10°, and about 40 inches of snow falls in a normal winter.
A year in Avoca at a glance
Each month’s typical high and low, and what it brings.
What stands out about Avoca’s climate
Read from where Avoca sits among Wisconsin’s towns. The page puts what stands out first.
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.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
What a year in Avoca feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
40 inches of snow, 36 of rain and melt
June is the wettest month and January the driest. Rain or snow falls on about 120 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Living with Avoca’s climate
What the numbers mean for a garden, a driveway, a furnace and a free afternoon.
161 frost-free days. 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.
About 40" a winter over 14 days with an inch or more, most in January. Snow covers the ground about 76 days a year.
Months averaging under 55° run from October through April. Heating is 92% of the year’s heating-and-cooling load.
About 12 days a year reach 90°, and July afternoons average 83°.
The nicest months are May, June, July, August and September. 2.6 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 →Avoca and its neighbors
Orion has the coldest January nights next door (10°) and Pulaski the hottest July afternoons (82°). Tap a town to see its climate.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.
Warmer than it used to be
The last 30 years in Avoca averaged 1.2° warmer than the 1900s. The biggest change is in December (+2.9°).
A smaller shift than in 52% of U.S. towns.
Change by month
How Avoca compares
Against every U.S. town on TownTapestry, each counted once, with its place in Wisconsin.
Avoca 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 | 28° | 10° | 1.1" | 11.3" | 10 | 23 | 9° – 32° |
| February | 33° | 14° | 1.2" | 9.8" | 8 | 21 | 10° – 35° |
| March | 45° | 25° | 2.0" | 5.0" | 8 | 11 | 27° – 50° |
| April | 59° | 35° | 3.8" | 1.1" | 12 | 1 | 38° – 53° |
| May | 71° | 47° | 4.2" | 0 | 13 | 0 | 52° – 65° |
| June | 80° | 57° | 5.3" | 0 | 12 | 0 | 65° – 73° |
| July | 83° | 61° | 4.4" | 0 | 11 | 0 | 66° – 79° |
| August | 81° | 59° | 4.0" | 0 | 10 | 0 | 65° – 76° |
| September | 74° | 51° | 3.5" | 0 | 10 | 0 | 56° – 68° |
| October | 61° | 38° | 2.7" | 0.1" | 10 | 0 | 45° – 56° |
| November | 46° | 28° | 2.1" | 2.4" | 8 | 3 | 29° – 47° |
| December | 33° | 17° | 1.4" | 10.7" | 10 | 17 | 11° – 35° |
| Year | 58° | 37° | 35.8" | 40.4" | 120 | 76 |
Heating and cooling a home in Avoca
92% 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. February swings the most: from 1991 to 2020 its average ranged from 10° to 35°. June is the most reliable, staying within 8°.
Common questions about Avoca’s climate
What is the coldest month in Avoca?
January, with a typical high of 28° and a low of 10°.
What is the hottest month in Avoca?
July, with a typical high of 83° and a low of 61°. About 12 days a year reach 90°.
How much snow does Avoca get?
About 40 inches in a normal winter, most of it in January.
When is the first frost in Avoca?
In half of years the first 32° night comes by October 9, and the last spring frost by April 30.
What is the rainiest month in Avoca?
June, with 5.3 inches of rain and melted snow. The year totals 36 inches.
Neighbors talk weather
Gardens, snow, and the best days of the year in Avoca.
Your answer becomes a post in Town Square.
Temperatures and rainfall come from NOAA’s gridded climate normals for Avoca itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Richland Ctr, WI (10 mi, snow) and Lone Rock Tri Co Airport, WI (8 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.