January in Danvers bites harder than in 76% of U.S. towns
Peak summer warmth arrives in July, with afternoons near 85°. The year swings widely: the coldest month’s nights and the warmest month’s afternoons are 68° apart. Its yearly precipitation falls short of 66% of U.S. towns. Seedlings are safe outdoors from about April 21, with the first autumn frost due around October 20.
A year in Danvers at a glance
Each month’s typical high and low, and what it brings.
What stands out about Danvers’ climate
Compared with towns across the U.S., with Danvers’ place in Illinois beside it.
What a year in Danvers feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 181 frost-free days a year
In half of years the last 32° night comes by April 21 and the first by October 20. Frost and day counts come from NOAA’s station at Bloomington 5w, IL, 6 miles from the town’s center, at about the same height.
The 2023 USDA map puts Danvers’ center in zone 5b: 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 22 inches of snow a winter
Snow, measured at Congerville 2nw, IL, falls mostly in January. Precipitation (rain plus melted snow) adds up to 38 inches a year; May is the wettest month and February the driest. Rain or snow falls on about 110 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Danvers
88% of the work is heating, so the furnace matters far more than the air conditioner. 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 Bloomington 5w, IL.
Living with Danvers’ climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
181 frost-free days in zone 5b. The last frost comes by Apr 21 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 20.
Months with highs of 62–84° and lows of 40° or more: May, June, August, September and October.
Parks & trails →Of the yearly building losses FEMA expects in Danvers from natural hazards, river flooding is the largest share (39%); heat waves, cold waves, winter storms and ice storms together are 33%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Danvers and similar climates
TownRatings has no climate map of the towns around Danvers yet.
Climates most like Danvers’, 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 |
|---|---|---|---|---|
| Danvers, IL | 17° | 85° | 38" | 22" |
| Centerville, IA | 15° | 85° | 38" | 22" |
| Defiance, OH | 19° | 85° | 37" | 24" |
| Peru, IN | 19° | 84° | 40" | 21" |
| Kirksville, MO | 17° | 86° | 41" | 19" |
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 Danvers averaged 1.5° warmer than the 1900s. The biggest change is in December (+2.7°).
A bigger shift than in 58% 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 Danvers compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Danvers’ place among Illinois’.
Danvers weather by month
Highs, lows and precipitation from NOAA’s grid at Danvers’ center; snow, wet days and snow on the ground from Congerville 2nw, IL. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 33° | 17° | 2.1" | 6.8" | 9 | 16 | 18° – 37° |
| February | 38° | 21° | 1.9" | 5.2" | 7 | 10 | 16° – 40° |
| March | 50° | 30° | 2.6" | 2.8" | 9 | 4 | 33° – 55° |
| April | 63° | 40° | 3.9" | 0.8" | 11 | 0 | 44° – 58° |
| May | 74° | 51° | 4.7" | 0.0" | 12 | 0 | 56° – 71° |
| June | 82° | 61° | 4.1" | 0.0" | 10 | 0 | 67° – 75° |
| July | 85° | 64° | 4.2" | 0.0" | 9 | 0 | 69° – 81° |
| August | 84° | 62° | 3.6" | 0.0" | 9 | 0 | 67° – 78° |
| September | 78° | 54° | 3.2" | 0.0" | 7 | 0 | 60° – 71° |
| October | 65° | 43° | 3.3" | 0.0" | 10 | 0 | 49° – 59° |
| November | 50° | 32° | 2.8" | 1.5" | 8 | 2 | 33° – 50° |
| December | 38° | 22° | 2.2" | 5.2" | 8 | 9 | 16° – 40° |
| Year | 62° | 41° | 38.4" | 22.3" | 110 | 41 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 16° to 40°. June is the most reliable, staying within 8°.
Where Danvers’ 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 Danvers’ center.
- Snow: Congerville 2nw, IL.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Bloomington 5w, IL, 6 miles from the town’s center, at about the same height; 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 Danvers’ climate
What is the weather like in Danvers?
A typical July afternoon reaches 85°, a January night drops to 17°, and about 22 inches of snow falls in a normal winter. Colder January nights than 76% of U.S. towns; cooler July afternoons than 51% of U.S. towns.
How cold does it get in Danvers in winter?
January nights average 17°. About 132 nights a year reach 32° or below and 10 reach 0° or below. In the coldest January of the last 30 years the month averaged 18°.
How much snow does Danvers get?
About 22 inches in a normal winter at Congerville 2nw, IL, most of it in January, with snow on the ground about 41 days a year.
How hot does it get in Danvers?
July, with a typical high of 85° and a low of 64°. About 26 days a year reach 90° (Bloomington 5w, IL).
When is the first and last frost in Danvers?
In half of years the last spring frost (32°) comes by April 21 and the first fall frost by October 20, about 181 frost-free days, at Bloomington 5w, IL.
What growing zone is Danvers in?
Zone 5b 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 Danvers?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June, August, September and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Danvers getting warmer?
Yes: 1991–2020 averaged 1.5° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 58% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Danvers.
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.