Zip 17104 (Harrisburg, PA) Weather


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The most pleasant months of the year for the 17104 zip code are September, June and August. In the 17104 zip code, there are 4 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for the 17104 zip code with an average high temperature of 85.1°, which ranks it as warmer than most places in Pennsylvania. February is the snowiest month in the 17104 zip code with 8.3 inches of snow, and 6 months of the year have significant snowfall. July is the most humid month, though humidity is low for most of the year.

Today's Weather - Harrisburg, PA

12 AM PST

Mostly Sunny

78°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
This AfternoonMostly Sunny81° / 60°SE 2 mph
TuesdaySunny85° / 62°S 1 to 7 mph
WednesdaySunny then Slight Chance Showers And Thunderstorms89° / 68°S 2 to 8 mph
ThursdayShowers And Thunderstorms Likely83° / 62°SW 2 to 8 mph
FridaySlight Chance Showers And Thunderstorms82° / 59°NW 2 to 6 mph
SaturdayChance Rain Showers78° / 58°E 5 mph
SundayChance Rain Showers76° / 60°SE 2 to 7 mph

Weather Highlights

Summer High: the July high is around 85 degrees
Winter Low: the January low is 22
Rain: averages 42 inches of rain a year
Snow: averages 26 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the Harrisburg (zip 17104) area is 8.8 (10=best), which means it is more comfortable than most places in Pennsylvania.

8.8 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7.8. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.


Average Monthly High and Low (°F)
HighLow
January37° 22°
February41° 24°
March50° 32°
April62° 41°
May72° 51°
June81° 61°
July85° 65°
August83° 64°
September75° 56°
October64° 44°
November53° 35°
December41° 27°
Hot, Freezing, Rainy, Snowy Days: Harrisburg
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January027105
February023104
March016112
April03121
May10130
June30110
July60110
August4090
September1090
October0290
November011101
December024103

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

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