Arlington Heights, PA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Arlington Heights, PA in one place.
Sunny, with a high near 77. Southwest wind 0 to 5 mph.
Local Weather Overview
This forecast page for Arlington Heights, PA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 14, 2026 12:42 PM EDT.
The active forecast window currently covers Sep 16 to Sep 20, 2026 for Arlington Heights, PA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 20, 2026
- Latest sync
- Sep 14, 2026 12:42 PM EDT
- Forecast office
- PHI
- Source
- NOAA / NWS
Daily Outlook
This Week in Arlington Heights
Thursday looks like the warmest upcoming period in Arlington Heights at 79 degrees F.
Sunday Night is the coolest period ahead with temperatures near 54 degrees F.
The strongest winds are forecast for Sunday at about 5 to 10 mph NW.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 14, 2026 12:42 PM EDT
- Coverage
- 5 days
- Time zone
- America/New_York
- Forecast office
- PHI
- Radar station
- KDIX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 61.
Mostly sunny, with a high near 79.
A slight chance of rain showers between 8pm and 2am. Partly cloudy, with a low around 64.
A slight chance of rain showers after 2pm. Mostly sunny, with a high near 78.
A slight chance of rain showers before 8pm. Partly cloudy, with a low around 58.
A slight chance of rain showers after 2pm. Partly sunny, with a high near 74.
A chance of rain showers. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
A chance of rain showers. Partly sunny, with a high near 71. Chance of precipitation is 40%.
A chance of rain showers. Mostly cloudy, with a low around 54.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 16
|
Sunny
|
77°F |
0 to 5 mph
SW
|
|
Wednesday Night
Sep 16
|
Partly Cloudy
|
61°F |
0 to 5 mph
SW
|
|
Thursday
Sep 17
|
Mostly Sunny
|
79°F |
0 to 5 mph
SW
|
|
Thursday Night
Sep 17
|
Slight Chance Rain Showers
|
64°F |
5 mph
W
|
|
Friday
Sep 18
|
Mostly Sunny then Slight Chance Rain Showers
|
78°F |
5 mph
N
|
|
Friday Night
Sep 18
|
Slight Chance Rain Showers then Partly Cloudy
|
58°F |
5 mph
N
|
|
Saturday
Sep 19
|
Partly Sunny then Slight Chance Rain Showers
|
74°F |
5 mph
SE
|
|
Saturday Night
Sep 19
|
Chance Rain Showers
|
58°F |
5 mph
S
|
|
Sunday
Sep 20
|
Chance Rain Showers
|
71°F |
5 to 10 mph
NW
|
|
Sunday Night
Sep 20
|
Chance Rain Showers
|
54°F |
10 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Arlington Heights.