Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Next week to bring another uptick in temps, humidity in the Northeast. Get the forecast. Chevron right

Harshaw, WI

66°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Harshaw

Wisconsin

66°
No results found.
Try searching for a city, zip code or point of interest.
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
Harshaw, WI Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel

For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center

Today Hourly 10-Day Radar MinuteCast®

Monthly

Air Quality Health & Activities

August

January February March April May June July August September October November December

2026

2025 2026 2027

10-Day

S
M
T
W
T
F
S
26
A shower and thunderstorm
75°
53°
27
A thunderstorm in the area
75°
54°
28
Cloudy with thunderstorms
73°
50°
29
Decreasing clouds; less humid
75°
52°
30
Mostly sunny
79°
59°
31
Mostly sunny
81°
60°
1
Decreasing clouds and warm
83°
60°
2
Warm with plenty of sun
83°
59°
3
A thunderstorm in spots
82°
58°
4
Couple of thunderstorms
80°
51°
5
Less humid with sunny spells
75°
49°
6
Mostly sunny
74°
49°
7
Sunny
74°
51°
8
Mostly sunny
76°
52°
9
Plenty of sunshine
76°
54°
10
Partial sunshine
77°
58°
11
Sunshine and a few clouds
78°
57°
12
Clouds yielding to sun
80°
58°
13
A thunderstorm in spots
81°
59°
14
A couple of thunderstorms
80°
57°
15
Partly sunny and warm
82°
53°
16
Mostly sunny
77°
52°
17
Partly sunny
76°
50°
18
Mostly cloudy
76°
55°
19
An afternoon t-storm or two
78°
54°
20
Sunshine and a few clouds
77°
49°
21
An afternoon t-storm or two
73°
56°
22
Partly sunny
79°
55°
23
A thunderstorm in spots
75°
56°
24
An afternoon t-storm or two
79°
53°
25
A thunderstorm or two
74°
50°
26
Sunny intervals; less humid
75°
48°
27
Sunshine and a few clouds
75°
54°
28
Sunny spells
71°
55°
29
T-storms, mainly early; humid
73°
55°
30
Mostly sunny and less humid
79°
51°
31
Variably cloudy with t-storms
74°
50°
1
A little rain in the morning
71°
48°
2
Mostly cloudy with showers
69°
46°
3
Cloudy most of the time
68°
52°
4
Partly sunny
71°
53°
5
Partly sunny
75°
54°

Temperature Graph

°F
90° 80° 70° 60° 50° Aug
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo

August Weather in Harshaw

Harshaw's August 2026 forecast shows daily high temperatures ranging from 68° to 83°, with overnight lows between 46° and 60°. The average high for August is 76° with an average low of 54°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Harshaw. See also: September | October | November.

Further Ahead

September 2026

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Relief is coming to Northeast, but heat and humidity to bounce back

4 hours ago

Hurricane

Tropical Storm Amanda forms in eastern Pacific; Hurricane threat looms

4 hours ago

Weather News

Outer Banks home collapses into ocean for first time in months

1 day ago

Weather Forecasts

Torrential downpours to raise flash flood risk in south-central US

4 hours ago

Recreation

Firefly season is here: When to watch for summer’s flashing lights

14 hours ago

More Stories

Featured Stories

Health

Why Google wants to release 32 million mosquitoes in 2 states

1 day ago

Weather News

These trees can 'hold their breath' when volcanoes erupt in Hawaii

22 hours ago

Astronomy

Sunset after 9pm: Why the sun, clock don't align around the solstice

22 hours ago

Astronomy

Venus, Jupiter to shine incredibly close for 2 nights next week

22 hours ago

Weather News

Record sargassum seaweed swamps Caribbean, U.S. beaches

3 days ago

World North America United States Wisconsin Harshaw

Weather Near Harshaw:

  • Marshfield, WI
  • Stevens Point, WI
  • Wausau, WI
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...