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Eagle Wisconsin Downtown Center WIS59 WIS67Photo: I, the copyright holder of this work, hereby publish it under the following license: · CC BY-SA 3.0
Climate in Eagle · NOAA 1991–2020 normals

Eagle has colder winter nights than 90% of U.S. towns

July afternoons average 82°. The gap between a January night and a July afternoon is 70°. Summers stay cool: July afternoons here are cooler than in 80% of U.S. towns. Garden planting can start around May 3; autumn frost returns near October 9.

Colder January nights than 90% of U.S. towns#275 coldest of 369 in WI
More snow than 83% of U.S. towns#97Snowiest  of 369 in WI
All WI rankings →

A year in Eagle at a glance

Each month’s typical high and low, and what it brings.

Jan28°13° 13" snow
Feb32°16° 12" snow
Mar44°25° 6" snow
Apr57°35°
May69°47° Last frost ~May 31 day 90°+
Jun79°56° 3 days 90°+Wettest
Jul82°61° 4 days 90°+
Aug80°59° 3 days 90°+
Sep73°52° 1 day 90°+
Oct60°40° First frost ~Oct 9
Nov now45°29° 3" snow
Dec33°19° 14" snow

What stands out about Eagle’s climate

Compared with towns across the U.S., with Eagle’s place in Wisconsin beside it.

A normal year

What a year in Eagle feels like

Typical highs and lows by season and by month, from NOAA’s 30-year normals.

Winter
31° / 16°
15 days with 1"+ of snow
Spring
56° / 36°
Last frost around May 3
Summer
80° / 59°
11 days reach 90°
Fall
60° / 40°
First frost around Oct 9
Best months to be outsideMayJunJulAugSepHighs of 62–84° and lows of 40° or more
Frost, heat & the growing season

About 157 frost-free days a year

In half of years the last 32° night comes by May 3 and the first by October 9. Frost and day counts come from NOAA’s station at Sullivan 3se, WI, 6 miles from the town’s center, at about the same height.

148
nights at or below 32° in a normal year
254th most of 369 in Wisconsin
More freezing nights than 83% of U.S. towns
17
nights at or below 0°
245th most of 369 in Wisconsin
More nights at or below 0° than 92% of U.S. towns
11
days that reach 90°
310th fewest of 369 in Wisconsin
Fewer 90° days than 71% of U.S. towns
<1
days that reach 100°
19th most of 369 in Wisconsin
More 100° days than 57% of U.S. towns
5bUSDA zone
Plant hardiness zone 5b

The 2023 USDA map puts Eagle’s center in zone 5b: the coldest night of a typical winter, averaged over 1991–2020, reaches about −14°. Plant labels use the zone; frost dates tell you when to plant.

Freezing nights by month

Average nights at or below 32°

30
JFMAMJJASOND

90° days by month

Average days at 90° or more

4.4
JFMAMJJASOND
Rain & snow

About 51 inches of snow a winter

Snow, measured at Sullivan 3se, WI, falls mostly in January and December. Precipitation (rain plus melted snow) adds up to 36 inches a year; June is the wettest month and February the driest. Rain or snow falls on about 132 days a year.

36"
Rain + melted snow a year
286th driest of 369 in Wisconsin
Drier than 73% of U.S. towns
51"
Snow in a normal winter
97th snowiest of 369 in Wisconsin
More snow than 83% of U.S. towns
72 days
With 1"+ of snow on the ground
199th most of 343 in Wisconsin
More days with snow on the ground than 87% of U.S. towns

Rain + melted snow by month

Inches of water

4.9"
JFMAMJJASOND

Snowfall by month

Inches of snow

14"
JFMAMJJASOND
Heating & cooling

Heating and cooling a home in Eagle

92% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through April.

7,267 heating degree daysMore heating than 90% of U.S. towns
590 cooling degree daysLess cooling than 78% of U.S. towns

Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Sullivan 3se, WI.

Living here

Living with Eagle’s climate

What the numbers mean for a garden, a free afternoon and a bad-weather day.

The garden window

157 frost-free days in zone 5b. The last frost comes by May 3 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.

Get outside

Months with highs of 62–84° and lows of 40° or more: May, June, July, August and September. 45 miles of trails are waiting.

Parks & trails →
Storms and extremes

Of the yearly building losses FEMA expects in Eagle from natural hazards, river flooding is the largest share (51%); heat waves, cold waves, winter storms and ice storms together are 23%. Normals are averages; the hazards page covers the extremes.

Natural hazards →
Next door

Eagle and its neighbors

Every town next door is within a degree of Eagle in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.

Sullivan: January low 12°, July high 82°La Grange: January low 12°, July high 82°Cold Spring: January low 12°, July high 83°Hebron: January low 12°, July high 83°Mukwonago: January low 13°, July high 82°North Prairie: January low 12°, July high 82°Genesee: January low 12°, July high 82°Vernon: January low 13°, July high 82°Waukesha: January low 13°, July high 82°East Troy: January low 13°, July high 83°Lafayette: January low 13°, July high 82°Dousman: January low 12°, July high 82°Summit: January low 12°, July high 82°Spring Prairie: January low 13°, July high 83°Waterford: January low 13°, July high 82°Palmyra: January low 13°, July high 83°Mukwonago: January low 13°, July high 82°Troy: January low 13°, July high 83°Ottawa: January low 12°, July high 82°East Troy: January low 13°, July high 83°Eagle: January low 13°, July high 82°EaglePalmyraMukwonagoTroyOttawaEast Troy
ColderMilder12° to 13°
Ottawa12.3° about the same
Eagle12.5°
Palmyra12.5° about the same
Mukwonago12.6° about the same
Troy12.7° about the same
East Troy13.0° about the same

Climates most like Eagle’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.

TownJan. lowJuly highPrecip.Snow
Eagle, WI13°82°36"51"
Bath, NY15°82°35"48"
Big Rapids, MI14°82°36"61"
Colchester, VT10°81°38"50"
Hanover, NH9°82°39"61"

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.

Then and now

Warmer than it used to be

The last 30 years in Eagle averaged 1.3° warmer than the 1900s. The biggest change is in December (+2.8°).

+1.3°1991–2020 vs. 1901–2000

A smaller shift than in 57% of U.S. towns.

Winter+2.5°now 23°, was 21°
Spring+1.1°now 46°, was 45°
Summer+0.4°now 69°, was 69°
Fall+1.0°now 50°, was 49°

Change by month

JanFebMarAprMayJunJulAugSepOctNovDec

The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.

Compared with other towns

How Eagle compares

Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Eagle’s place among Wisconsin’s.

Summer heat82° July high
Cooler July afternoons than 80% of U.S. towns251st coolest of 369 in Wisconsin
Winter cold13° January low
Colder January nights than 90% of U.S. towns275th coldest of 369 in Wisconsin
Precipitation36" a year
Drier than 73% of U.S. towns286th driest of 369 in Wisconsin
Snow51" a winter
More snow than 83% of U.S. towns97th snowiest of 369 in Wisconsin
Hot days11 days at 90°+
Fewer 90° days than 71% of U.S. towns310th fewest of 369 in Wisconsin
Freezing nights148 a year
More freezing nights than 83% of U.S. towns254th most of 369 in Wisconsin
Growing season157 frost-free days
A shorter frost-free season than 87% of U.S. towns161st shortest of 368 in Wisconsin
Month by month

Eagle weather by month

Highs, lows and precipitation from NOAA’s grid at Eagle’s center; snow, wet days and snow on the ground from Sullivan 3se, WI. 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January28°13°1.7"13.2"112310° – 32°
February32°16°1.6"11.7"102112° – 36°
March44°25°2.0"6.3"10927° – 50°
April57°35°3.7"2.4"13137° – 52°
May69°47°4.2"0.0"14052° – 64°
June79°56°4.9"0.0"13064° – 72°
July82°61°3.9"0.0"10066° – 79°
August80°59°3.8"0.0"11064° – 75°
September73°52°3.5"0.0"9056° – 67°
October60°40°2.9"0.4"11046° – 56°
November45°29°2.3"3.2"10328° – 47°
December33°19°1.9"13.5"111613° – 36°
Year57°38°36.3"50.7"13272
Year to year

How much a month can swing

A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 12° to 36°. June is the most reliable, staying within 8°.

Coldest to warmest month in 30 yearsNormal
Sources

Where Eagle’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 Eagle’s center.
  • Snow: Sullivan 3se, WI.
  • Frost, freezing nights, 90° and 100° days, heating and cooling: Sullivan 3se, WI, 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 Eagle’s climate

What is the weather like in Eagle?

A typical July afternoon reaches 82°, a January night drops to 13°, and about 51 inches of snow falls in a normal winter. Colder January nights than 90% of U.S. towns; cooler July afternoons than 80% of U.S. towns.

How cold does it get in Eagle in winter?

January nights average 13°. About 148 nights a year reach 32° or below and 17 reach 0° or below. In the coldest January of the last 30 years the month averaged 10°.

How much snow does Eagle get?

About 51 inches in a normal winter at Sullivan 3se, WI, most of it in January and December, with snow on the ground about 72 days a year.

How hot does it get in Eagle?

July, with a typical high of 82° and a low of 61°. About 11 days a year reach 90° (Sullivan 3se, WI).

When is the first and last frost in Eagle?

In half of years the last spring frost (32°) comes by May 3 and the first fall frost by October 9, about 157 frost-free days, at Sullivan 3se, WI.

What growing zone is Eagle in?

Zone 5b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −14°.

What is the best time of year to visit Eagle?

By one simple rule (highs of 62–84° and lows of 40° or more), May, June, July, August and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.

Is Eagle getting warmer?

Yes: 1991–2020 averaged 1.3° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 57% of U.S. towns.

Neighbors talk weather

Gardens, snow, and the best days of the year in Eagle.

Town Square →
Ask your neighbors

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.