Weather Forecast for Harrisburg

Pennsylvania, United States of America

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Partly Cloudy

Current Weather - Harrisburg: 23°C

Pennsylvania, United States of America

Partly Cloudy

Feels like 25°C

Wind

9 km/h SSE

Humidity

72%

Pressure

1017 mb

UV Index

4

Visibility

10 km

Sunny

Sunny

Saturday, August 22, 2026

High

26°C

Low

15°C

Rain Chance

81%

Hourly Forecast

Moderate rain at times 26°C
17:00
Patchy rain nearby 26°C
18:00
Patchy rain nearby 25°C
19:00
Moderate rain at times 21°C
20:00
Moderate rain 20°C
21:00
Moderate rain 20°C
22:00
Moderate rain 20°C
23:00
Aug 23

Day Statistics

Maximum Wind

15 km/h

Humidity

82%

Precipitation

56 mm

UV Index

7

Visibility

10 km

Rain Chance

81%

Snow Chance

0%

Sun & Moon

Sunrise

06:25 AM

Sunset

07:55 PM

Moonrise

05:08 PM

Moonset

12:59 AM

Moon Phase

Waxing Gibbous

Moon Illumination

78%

Air Quality

PM2.5

15.5

μg/m³

PM10

15.8

μg/m³

NO₂

14.3

μg/m³

O₃

77.8

μg/m³

SO₂

5

μg/m³

CO

258.5

μg/m³

US EPA Index: 2 GB DEFRA Index: 2

Solar Radiation Data

Shortwave Radiation

280.02

Diffuse Radiation

118.38

DNI

0

GTI

0

When to visit Harrisburg?

Plan your perfect trip with our month-by-month weather guide

⭐ Best months: May June August

January

☀️
4°C
💧
12 Days of rain
❄️
Very heavy snowfall
🥶 Coldest month

February

☀️
6°C
💧
11 Days of rain
❄️
Very heavy snowfall
🌵 Driest month

March

☀️
11°C
💧
14 Days of rain
❄️
Very heavy snowfall

April

☀️
18°C
💧
14 Days of rain
❄️
Moderate snowfall

May

☀️
23°C
💧
13 Days of rain
❄️
No snowfall
Best time to visit

June

☀️
28°C
💧
13 Days of rain
❄️
No snowfall
Best time to visit

July

☀️
31°C
💧
14 Days of rain
❄️
No snowfall
🔥 Hottest month

August

☀️
30°C
💧
12 Days of rain
❄️
No snowfall
Best time to visit

September

☀️
26°C
💧
16 Days of rain
❄️
No snowfall
🌧 Wettest month,

October

☀️
19°C
💧
13 Days of rain
❄️
Moderate snowfall

November

☀️
12°C
💧
12 Days of rain
❄️
Moderate snowfall

December

☀️
6°C
💧
13 Days of rain
❄️
Very heavy snowfall