Greendale, PA Weather Forecast

Local 7-day forecast

82°
F

Mostly Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Greendale, PA in one place.

Wednesday, September 16, 2026
Wind: 2 mph S
Wednesday

Mostly sunny, with a high near 82. South wind around 2 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Greendale, 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 6:11 PM EDT.

The active forecast window currently covers Sep 16 to Sep 20, 2026 for Greendale, PA.

Page Snapshot

Page focus
city weather
Forecast window
Sep 16 to Sep 20, 2026
Latest sync
Sep 14, 2026 6:11 PM EDT
Forecast office
PBZ
Source
NOAA / NWS
Next High
82°F
Wednesday
Next Low
65°F
Wednesday Night
Rain Outlook
9
Periods mentioning precipitation
Windiest
9 mph
Sunday

Daily Outlook

Today
Sep 16
Mostly Sunny
82 °F
/ 65°F
Wind 2 mph
Thu
Sep 17
Showers And Thunderstorms Likely
82 °F
/ 66°F
Wind 2 to 6 mph
Fri
Sep 18
Chance Rain Showers
79 °F
/ 61°F
Wind 2 to 6 mph
Sat
Sep 19
Partly Sunny then Chance Rain Showers
80 °F
/ 64°F
Wind 7 mph
Sun
Sep 20
Chance Showers And Thunderstorms
78 °F
/ 60°F
Wind 9 mph

This Week in Greendale

Wednesday looks like the warmest upcoming period in Greendale at 82 degrees F.

Sunday Night is the coolest period ahead with temperatures near 60 degrees F.

The strongest winds are forecast for Sunday at about 9 mph SW.

Precipitation is mentioned in 9 upcoming forecast periods.

Forecast Details

Last updated
Sep 14, 2026 6:11 PM EDT
Coverage
5 days
Time zone
America/New_York
Forecast office
PBZ
Radar station
KPBZ

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Wednesday Night
Sep 16
65°F
Mostly Cloudy then Slight Chance Rain Showers
2 mph SE

A slight chance of rain showers after 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 20%.

Thursday
Sep 17
82°F
Showers And Thunderstorms Likely
2 to 6 mph SW

A chance of rain showers before 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 82. Chance of precipitation is 70%.

Thursday Night
Sep 17
66°F
Showers And Thunderstorms Likely
1 to 5 mph W

Showers and thunderstorms likely. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.

Friday
Sep 18
79°F
Chance Rain Showers
2 to 6 mph N

A chance of rain showers. Partly sunny, with a high near 79. Chance of precipitation is 30%.

Friday Night
Sep 18
61°F
Chance Rain Showers then Partly Cloudy
5 mph NE

A chance of rain showers before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.

Saturday
Sep 19
80°F
Partly Sunny then Chance Rain Showers
7 mph S

A chance of rain showers after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.

Saturday Night
Sep 19
64°F
Chance Showers And Thunderstorms
8 mph SW

A chance of rain showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.

Sunday
Sep 20
78°F
Chance Showers And Thunderstorms
9 mph SW

A chance of showers and thunderstorms before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 50%.

Sunday Night
Sep 20
60°F
Chance Showers And Thunderstorms
9 mph SE

A chance of showers and thunderstorms. Mostly cloudy, with a low around 60.

Detailed Forecast

Period Conditions Temp Wind
Wednesday
Sep 16
Mostly Sunny
82°F
2 mph
S
Wednesday Night
Sep 16
Mostly Cloudy then Slight Chance Rain Showers
65°F
2 mph
SE
Thursday
Sep 17
Showers And Thunderstorms Likely
82°F
2 to 6 mph
SW
Thursday Night
Sep 17
Showers And Thunderstorms Likely
66°F
1 to 5 mph
W
Friday
Sep 18
Chance Rain Showers
79°F
2 to 6 mph
N
Friday Night
Sep 18
Chance Rain Showers then Partly Cloudy
61°F
5 mph
NE
Saturday
Sep 19
Partly Sunny then Chance Rain Showers
80°F
7 mph
S
Saturday Night
Sep 19
Chance Showers And Thunderstorms
64°F
8 mph
SW
Sunday
Sep 20
Chance Showers And Thunderstorms
78°F
9 mph
SW
Sunday Night
Sep 20
Chance Showers And Thunderstorms
60°F
9 mph
SE
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.