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Weather in Philadelphia, United States

42°
Light rain
Feels like 42°
32°10°
5%
Time in Philadelphia9:30 PM Thu, Jan 20

Weather Advisories

New!
Low Visibility
Saturday evening
Flurries
Sunday afternoon

Tomorrow's weather summary

The weather in Philadelphia on Friday, January 21st, is going to be cloudy for most of the day, with some clouds in the early morning.

There is also a chance for few clouds before dawn at about 12 am.

Weather information for Philadelphia, on Friday, January 21st:

The maximum temperature during the day will be 25°F at about 3 pm. The day will be dry, with average humidity of 40%, ranging from 23% to a maximum value of 57% at about 4 am. The wind will be breezy, and will get up to 11 mph at 1 am, blowing from the north. The cloud coverage will range from 16% around 12 am to as high as 100% around 11 pm with an average of 88%.

There is no probability for any precipitation throughout the day. The dew point will range from -8°F up to a maximum value of 4°F around 12 am.

The visibility is expected to be good with average visibility of 10 mi throughout the day. Atmospheric pressure will be very high with average pressure of 1033 hPa. Sunrise will be at 7:16 am, and sunset at 5:06 pm, making it a total of 9 hours and 50 minutes of daylight.

Air quality forecast for Philadelphia, on Friday, January 21st:

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 29 and 38.

Pollen forecast for Philadelphia, on Friday, January 21st:

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have very low risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

The weather in Philadelphia on Saturday, January 22nd, will be clear for most of the day, with cloud overcast before dawn.

There is also a chance for some clouds before dawn around 1 am.

Weather details for Philadelphia, on Saturday, January 22nd:

The highest temperature during the day will be 29°F around 3 pm. The day will be very dry, with average humidity of 29%, ranging from 14% to a maximum value of 46% at about 6 am. The wind will be breezy, and will get up to 10 mph at 12 am, blowing from the north. The cloud coverage will range from 0% around 2 am to as high as 100% around 11 pm with an average of 27%.

There is no probability for any precipitation throughout the day. The dew point will range from -15°F up to a maximum value of -6°F around 3 am.

The visibility is expected to be good with average visibility of 10 mi throughout the day. Atmospheric pressure will be very high with average pressure of 1029 hPa. Sunrise will be at 7:16 am, and sunset at 5:06 pm. The day will have 9 hours and 50 minutes of daylight.

Air quality forecast for Philadelphia, on Saturday, January 22nd:

On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 34 and 101.

Pollen forecast for Philadelphia, on Saturday, January 22nd:

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have very low risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

Full Details

Air quality

AQI69
0100200300400500
Air quality index:Moderate

Pollen index

Tree
0/5
012345
Weed
0/5
012345
Grass
0/5
012345

Upcoming days

Full Details
Thu
20
-3°17°
Fri
21
-11°14°
Sat
22
-14°18°
Sun
23
13°26°
Mon
24
27°
Tue
25
27°35°

FAQ

How warm does it get in Philadelphia?
The average annual highest temperature in Philadelphia is 32.9°C (91.2°F), and the July 27th is the hottest day on average.
How cold does it get in Philadelphia?
The average annual lowest temperature in Philadelphia is -6.0°C (21.2°F), and the January 31st is the coldest day on average.
Which month has the most rain in Philadelphia?
The wettest months in Philadelphia are June and August.
What months does it snow in Philadelphia?
The most common time of year for snow is February, January, March and December.

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