Appleton, United States — Weather in August 2026

Monthly climate averages for Appleton, United States. Based on 10-year ERA5 reanalysis data.

Dfa Hot-Summer Continental
8.7 /10
Excellent

August is an excellent month in Appleton

Climate Overview

Appleton, United States in August has warm conditions, with highs averaging 25.9°C (79°F). Rain falls on about 10 days this month.

This month falls at the end of Summer.

Daily highs in August gradually drop from around 27°C (80°F) at the start to 25°C (76°F) by month's end.

Rainfall is heaviest during the last third of the month, while the middle tends to be drier.

Expect around 11.8h of sunshine at the start of August, decreasing to 9.8h by the end.

Wind speeds pick up through the month, from 16 km/h (10 mph) to 19 km/h (12 mph).

The warmest days tend to fall around the 9th, averaging 26.9°C (80°F).

Temperatures begin dropping heading into September.

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Monthly August Averages

Temperature
26°C / 17°C
Feels Like
27°C / 18°C
Rain
10 days · 94 mm
Sunshine
10.8h / day
Humidity
72% — Humid
Wind
18 km/h
Wind Direction
SW (221°)
Gusts
34 km/h
Daylight
14 h
Cloud Cover
50%
Clear Sky Days
5.2
UV Index
6.1 — High
Dew Point
16°C — Humid
Moon Phase
Waxing Crescent · 3%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

32°C 28°C 24°C 20°C 16°C 12°C 8°C 151015202531
HighLow

Daily Precipitation

0 mm 2 mm 4 mm 6 mm 8 mm 10 mm 151015202531
Rainfall

Daily Sunshine

0h 3h 6h 9h 12h 151015202531
Sunshine

Daily Wind Speed

0 5 10 15 20 25 151015202531
Wind Speed
Sun Position
Sunrise 05:58
Daylight 14h
Sunset 20:01

What to Expect

Daytime temperatures around 26°C (79°F) are ideal for full-day outdoor exploration.

Rain usually comes in shorter passing showers rather than all-day rain.

1 of the last 5 yearly records were warmer than this month's long-run average.

Compare Months

January
Poor
Temp
-3°C / -10°C
Feels Like
-8°C / -15°C
Rain
7days (37 mm) Good
Sun
5.3h Fair
Humidity
76% Humid
UV
2.1 Moderate
Snow Days
10days
View Details
February
Poor
Temp
0°C / -10°C
Feels Like
-5°C / -15°C
Rain
6days (39 mm) Good
Sun
7h Good
Humidity
73% Muggy
UV
3.3 Moderate
Snow Days
9days
View Details
March
Poor
Temp
6°C / -3°C
Feels Like
2°C / -8°C
Rain
9days (76 mm) Wet
Sun
7.7h Good
Humidity
68% Muggy
UV
4.1 Moderate
Snow Days
7days
View Details
April
Poor
Temp
12°C / 2°C
Feels Like
9°C / -2°C
Rain
12days (93 mm) Wet
Sun
8.6h Good
Humidity
68% Muggy
UV
5.1 High
Snow Days
5days
View Details
May best
Good
Temp
19°C / 9°C
Feels Like
18°C / 6°C
Rain
11days (91 mm) Wet
Sun
10.2h Excellent
Humidity
68% Muggy
UV
6 High
View Details
June best
Excellent
Temp
25°C / 16°C
Feels Like
26°C / 15°C
Rain
11days (102 mm) Wet
Sun
11.5h Excellent
Humidity
68% Muggy
UV
6.6 High
View Details
July best
Excellent
Temp
27°C / 18°C
Feels Like
29°C / 19°C
Rain
10days (102 mm) Wet
Sun
12.3h Excellent
Humidity
71% Muggy
UV
6.8 High
View Details
August best
Excellent
Temp
26°C / 17°C
Feels Like
27°C / 18°C
Rain
10days (94 mm) Wet
Sun
10.8h Excellent
Humidity
72% Muggy
UV
6.1 High
View Details
September best
Excellent
Temp
23°C / 14°C
Feels Like
22°C / 13°C
Rain
9days (66 mm) Wet
Sun
9.1h Good
Humidity
74% Muggy
UV
5 Moderate
View Details
October
Fair
Temp
15°C / 8°C
Feels Like
12°C / 4°C
Rain
10days (77 mm) Wet
Sun
7h Good
Humidity
71% Muggy
UV
3.4 Moderate
Snow Days
1days
View Details
November
Poor
Temp
7°C / 0°C
Feels Like
3°C / -4°C
Rain
7days (53 mm) Good
Sun
6h Fair
Humidity
71% Muggy
UV
2.2 Moderate
Snow Days
5days
View Details
December
Poor
Temp
0°C / -7°C
Feels Like
-5°C / -12°C
Rain
8days (48 mm) Wet
Sun
4.8h Fair
Humidity
76% Humid
UV
1.8 Low
Snow Days
10days
View Details
Month Temp Feels Like Rain Sun Humidity UV Status
January -3°C / -10°C -8°C / -15°C 7days (37 mm) Good 5.3h Fair 76% Humid 2.1 Moderate Poor View Details
February 0°C / -10°C -5°C / -15°C 6days (39 mm) Good 7h Good 73% Muggy 3.3 Moderate Poor View Details
March 6°C / -3°C 2°C / -8°C 9days (76 mm) Wet 7.7h Good 68% Muggy 4.1 Moderate Poor View Details
April 12°C / 2°C 9°C / -2°C 12days (93 mm) Wet 8.6h Good 68% Muggy 5.1 High Poor View Details
May best 19°C / 9°C 18°C / 6°C 11days (91 mm) Wet 10.2h Excellent 68% Muggy 6 High Good View Details
June best 25°C / 16°C 26°C / 15°C 11days (102 mm) Wet 11.5h Excellent 68% Muggy 6.6 High Excellent View Details
July best 27°C / 18°C 29°C / 19°C 10days (102 mm) Wet 12.3h Excellent 71% Muggy 6.8 High Excellent View Details
August best 26°C / 17°C 27°C / 18°C 10days (94 mm) Wet 10.8h Excellent 72% Muggy 6.1 High Excellent View Details
September best 23°C / 14°C 22°C / 13°C 9days (66 mm) Wet 9.1h Good 74% Muggy 5 Moderate Excellent View Details
October 15°C / 8°C 12°C / 4°C 10days (77 mm) Wet 7h Good 71% Muggy 3.4 Moderate Fair View Details
November 7°C / 0°C 3°C / -4°C 7days (53 mm) Good 6h Fair 71% Muggy 2.2 Moderate Poor View Details
December 0°C / -7°C -5°C / -12°C 8days (48 mm) Wet 4.8h Fair 76% Humid 1.8 Low Poor View Details

What to Wear

Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

UmbrellaWaterproof jacketBreathable clothingSunscreen (SPF 30+)Sun hatSunglassesComfortable walking shoes

Frequently Asked Questions

August is typically excellent for visiting Appleton, with average highs of 26°C (79°F) and around 10 rainy days. Appleton, United States in August has warm conditions, with highs averaging 25.9°C (79°F). Rain falls on about 10 days t
Appleton typically sees around 10 rainy days in August with 94 mm (3.7 in) of total rainfall. An umbrella should suffice.
Evenings in Appleton during August are mild at 17°C (63°F). A light cardigan is usually enough.
With highs of 26°C (79°F) and lows of 17°C (63°F) in August, we recommend: Umbrella, Waterproof jacket, Breathable clothing, Sunscreen (SPF 30+), Sun hat. Comfortable walking shoes are essential.
Yes, August offers some of the best weather conditions in Appleton with comfortable temperatures and lower chances of rain.
The average UV index in Appleton during August is 6 (high). Wear sunscreen SPF 30+, a hat, and sunglasses. Limit direct sun exposure between 10 AM and 4 PM.
Appleton gets approximately 14 hours of daylight per day in August, with around 11 hours of sunshine.
Snow is uncommon in Appleton during August based on 10-year climate averages.

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