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Climate in Newport · NOAA 1991–2020 normals

Midwinter lows in Newport sink below those of 95% of U.S. towns

On a normal July day the thermometer tops out near 83°. Summers stay cool: July afternoons here are cooler than in 75% of U.S. towns. Warming shows here too: 1.7° more than in 1901–2000, led by December. Plan time outside from May to September, when highs sit at 70–83°.

Colder January nights than 95% of U.S. towns#117 coldest of 378 in WI
More snow than 75% of U.S. towns#245Snowiest  of 378 in WI
All WI rankings →

A year in Newport at a glance

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

Jan27°9° 12" snow
Feb32°12° 10" snow
Mar44°23° 6" snow
Apr57°34°
May70°46° Last frost ~May 81 day 90°+
Jun79°56° 2 days 90°+Wettest
Jul83°60° 4 days 90°+
Aug81°58° 3 days 90°+
Sep73°49° 1 day 90°+
Oct60°38° First frost ~Oct 3
Nov now45°27°
Dec32°16° 9" snow

What stands out about Newport’s climate

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

A normal year

What a year in Newport feels like

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

Winter
30° / 12°
15 days with 1"+ of snow
Spring
57° / 34°
Last frost around May 8
Summer
81° / 58°
10 days reach 90°
Fall
59° / 38°
First frost around Oct 3
Best months to be outsideMayJunJulAugSepHighs of 62–84° and lows of 40° or more
Frost, heat & the growing season

About 146 frost-free days a year

In half of years the last 32° night comes by May 8 and the first by October 3. Frost and day counts come from NOAA’s station at Wisconsin Dells, WI, 3.0 miles from the town’s center, at about the same height.

168
nights at or below 32° in a normal year
50th most of 378 in Wisconsin
More freezing nights than 95% of U.S. towns
26
nights at or below 0°
68th most of 378 in Wisconsin
More nights at or below 0° than 96% of U.S. towns
10
days that reach 90°
278th fewest of 378 in Wisconsin
Fewer 90° days than 74% of U.S. towns
<1
days that reach 100°
Fewer 100° days than 56% of U.S. towns
5aUSDA zone
Plant hardiness zone 5a

The 2023 USDA map puts Newport’s center in zone 5a: the coldest night of a typical winter, averaged over 1991–2020, reaches about −19°. Plant labels use the zone; frost dates tell you when to plant.

Freezing nights by month

Average nights at or below 32°

31
JFMAMJJASOND

90° days by month

Average days at 90° or more

4.0
JFMAMJJASOND
Rain & snow

About 41 inches of snow a winter

Snow, measured at Wisconsin Dells, WI, falls mostly in January. Precipitation (rain plus melted snow) adds up to 37 inches a year; June is the wettest month and February the driest. Rain or snow falls on about 111 days a year.

37"
Rain + melted snow a year
309th driest of 378 in Wisconsin
Drier than 73% of U.S. towns
41"
Snow in a normal winter
245th snowiest of 378 in Wisconsin
More snow than 75% of U.S. towns
85 days
With 1"+ of snow on the ground
99th most of 352 in Wisconsin
More days with snow on the ground than 92% of U.S. towns

Rain + melted snow by month

Inches of water

5.2"
JFMAMJJASOND

Snowfall by month

Inches of snow

12"
JFMAMJJASOND
Heating & cooling

Heating and cooling a home in Newport

93% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through April.

7,570 heating degree daysMore heating than 93% of U.S. towns
563 cooling degree daysLess cooling than 81% 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 Wisconsin Dells, WI.

Living here

Living with Newport’s climate

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

The garden window

146 frost-free days in zone 5a. The last frost comes by May 8 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 3.

Get outside

Months with highs of 62–84° and lows of 40° or more: May, June, July, August and September. 0.3 miles of trails are waiting.

Parks & trails →
Storms and extremes

Of the yearly building losses FEMA expects in Newport from natural hazards, hail is the largest share (42%); heat waves, cold waves, winter storms and ice storms together are 13%. Normals are averages; the hazards page covers the extremes.

Natural hazards →
Next door

Newport and its neighbors

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

Lyndon: January low 8°, July high 82°Lake Delton: January low 9°, July high 82°Baraboo: January low 10°, July high 82°Dellona: January low 9°, July high 82°Excelsior: January low 9°, July high 82°Caledonia: January low 10°, July high 82°Greenfield: January low 10°, July high 82°Portage: January low 10°, July high 83°Douglas: January low 9°, July high 82°New Haven: January low 9°, July high 82°Briggsville: January low 9°, July high 83°Fort Winnebago: January low 10°, July high 82°Moundville: January low 9°, July high 82°Springville: January low 8°, July high 82°Kildare: January low 8°, July high 82°Wisconsin Dells: January low 9°, July high 82°Delton: January low 9°, July high 82°Fairfield: January low 10°, July high 83°Lewiston: January low 9°, July high 83°Dell Prairie: January low 9°, July high 82°Newport: January low 9°, July high 83°NewportWisconsin DellsDeltonFairfieldLewistonDell Prairie
ColderMilder8° to 10°
Dell Prairie8.6° about the same
Wisconsin Dells8.7° about the same
Delton8.9° about the same
Newport9.1°
Lewiston9.4° about the same
Fairfield9.5° about the same

Climates most like Newport’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
Newport, WI9°83°37"41"
Waverly, IA9°83°37"39"
Northfield, MN6°82°35"43"
Colchester, VT10°81°38"50"
Plattsburgh, NY9°81°35"50"

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 Newport averaged 1.7° warmer than the 1900s. The biggest change is in December (+3.5°).

+1.7°1991–2020 vs. 1901–2000

A bigger shift than in 69% of U.S. towns.

Winter+3.2°now 21°, was 18°
Spring+1.5°now 46°, was 44°
Summer+0.8°now 69°, was 68°
Fall+1.2°now 49°, was 47°

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 Newport compares

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

Summer heat83° July high
Cooler July afternoons than 75% of U.S. towns319th coolest of 378 in Wisconsin
Winter cold9° January low
Colder January nights than 95% of U.S. towns117th coldest of 378 in Wisconsin
Precipitation37" a year
Drier than 73% of U.S. towns309th driest of 378 in Wisconsin
Snow41" a winter
More snow than 75% of U.S. towns245th snowiest of 378 in Wisconsin
Hot days10 days at 90°+
Fewer 90° days than 74% of U.S. towns278th fewest of 378 in Wisconsin
Freezing nights168 a year
More freezing nights than 95% of U.S. towns50th most of 378 in Wisconsin
Growing season146 frost-free days
A shorter frost-free season than 94% of U.S. towns51st shortest of 377 in Wisconsin
Month by month

Newport weather by month

Highs, lows and precipitation from NOAA’s grid at Newport’s center; snow, wet days and snow on the ground from Wisconsin Dells, WI. 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January27°9°1.3"11.5"7246° – 31°
February32°12°1.3"10.2"72510° – 34°
March44°23°2.2"5.9"81425° – 49°
April57°34°3.9"2.0"11236° – 52°
May70°46°4.3"0.0"12052° – 65°
June79°56°5.2"0.0"11064° – 72°
July83°60°4.2"0.0"9065° – 78°
August81°58°4.2"0.0"10064° – 75°
September73°49°3.7"0.0"9054° – 67°
October60°38°2.8"0.4"10044° – 54°
November45°27°2.1"2.0"8327° – 46°
December32°16°1.6"8.7"91711° – 35°
Year57°36°36.6"40.7"11185
Year to year

How much a month can swing

A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 11° to 35°. June is the most reliable, staying within 8°.

Coldest to warmest month in 30 yearsNormal
Sources

Where Newport’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 Newport’s center.
  • Snow: Wisconsin Dells, WI.
  • Frost, freezing nights, 90° and 100° days, heating and cooling: Wisconsin Dells, WI, 3.0 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 Newport’s climate

What is the weather like in Newport?

A typical July afternoon reaches 83°, a January night drops to 9°, and about 41 inches of snow falls in a normal winter. Colder January nights than 95% of U.S. towns; cooler July afternoons than 75% of U.S. towns.

How cold does it get in Newport in winter?

January nights average 9°. About 168 nights a year reach 32° or below and 26 reach 0° or below. In the coldest January of the last 30 years the month averaged 6°.

How much snow does Newport get?

About 41 inches in a normal winter at Wisconsin Dells, WI, most of it in January, with snow on the ground about 85 days a year.

How hot does it get in Newport?

July, with a typical high of 83° and a low of 60°. About 10 days a year reach 90° (Wisconsin Dells, WI).

When is the first and last frost in Newport?

In half of years the last spring frost (32°) comes by May 8 and the first fall frost by October 3, about 146 frost-free days, at Wisconsin Dells, WI.

What growing zone is Newport in?

Zone 5a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −19°.

What is the best time of year to visit Newport?

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 Newport getting warmer?

Yes: 1991–2020 averaged 1.7° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 69% of U.S. towns.

Neighbors talk weather

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

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.