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Weather · Pennsylvania

Philadelphia Weather on Wednesday, October 21, 2026

  1. TodayOctober 1917° 5°
  2. TomorrowOctober 2020° 7°
  3. WedOctober 2117° 9°
  4. ThuOctober 2220° 9°
  5. FriOctober 2317° 11°
  6. SatOctober 2416° 9°
  7. SunOctober 2517° 9°
  8. MonOctober 2619° 11°
  9. TueOctober 2721° 12°
  10. WedOctober 2820° 15°
  11. ThuOctober 2916° 14°
  12. FriOctober 3019° 13°
  13. SatOctober 3117° 12°
  14. SunNovember 125° 17°

Philadelphia · Wednesday, October 21 2026

17°9°

Overcast

High 17°, low 9°

Chance of rain
4%
No rain
Wind
21 km/h
northeast
UV index
4
Moderate
Sunrise
07:17
Sunset 18:12
Day length
10 h 55 min
Moon
Waxing gibbous
81% illuminated

Updated: · Source: Open-Meteo

Forecast for Philadelphia on Wednesday, October 21, 2026: overcast, with a high of 17°C and a low of 9°C. No significant rain is expected (4% chance). Wind from the northeast at up to 21 km/h. Sunrise is at 07:17 and sunset at 18:12; day length 10 h 55 min. 3° cooler than the previous day. Temperatures are close to the 7-day average. The best time to be outdoors looks like 09:00–20:00.

What to wear and what to watch out for

  • Cool in the morning and evening: dress in layers and bring a sweater or jacket.
  • A good day for outdoor activities.

Wednesday, October 21: hour by hour

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Weather nearby on October 21

Frequently asked questions

Will it rain in Philadelphia on Wednesday, October 21, 2026?
Most likely not: the chance of rain is 4%.
What will the temperature be in Philadelphia on Wednesday, October 21, 2026?
A high of 17°C and a low of 9°C are expected. Conditions: overcast.
What time are sunrise and sunset in Philadelphia on October 21, 2026?
Sunrise is at 07:17 and sunset at 18:12 (local time); day length 10 h 55 min.
How reliable is this forecast?
Forecasts for the first 3 days are usually highly accurate; this page is updated about every 30 minutes.

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