Current Conditions
Chambersburg, Pennsylvania
Wind
ENE 7 mph11 km/h
Humidity
92%
Cloud Cover
99%
As of Wednesday, September 23, 2026 at 12:01 AM EDT
Today's Outlook
Day
Mostly cloudy and mild, with a high of 64°F18°C and morning low of 53°F12°C. Breezy from the ENE at 8 to 9 mph13 to 14 km/h. 27% chance of drizzle in the morning. Dry air.
Night
Mostly cloudy, with a low around 55°F13°C. Breezy from the ENE at 7 to 8 mph11 to 12 km/h. 54% chance of light rain overnight.
7-Day Forecast
| Day | Condition | High (°F) | Low (°F) | Precip (mm) | Cloud Cover (%) | Wind (mph) | |
|---|---|---|---|---|---|---|---|
| Light Rain | High 64°F18°C | Low 53°F12°C | Precip 0.07 in1.7 mm54% | Cloud 71% | Wind ENE 7 mph12 km/h | Wednesday: Mostly cloudy and mild, with a high of 64°F18°C and morning low of 53°F12°C. Breezy from the ENE at 8 to 9 mph13 to 14 km/h. 27% chance of drizzle in the morning. Dry air. Wednesday Night: Mostly cloudy, with a low around 55°F13°C. Breezy from the ENE at 7 to 8 mph11 to 12 km/h. 54% chance of light rain overnight. | |
| Partly Cloudy | High 66°F19°C | Low 49°F9°CFeels 46°F8°C | Precip 0 in0 mm— | Cloud 61% | Wind NE 7 mph11 km/h | Thursday: Mostly cloudy and mild, with a high of 66°F19°C and morning low of 49°F9°C. Breezy from the NE at 7 to 8 mph12 to 12 km/h. Dry air. Thursday Night: Mostly cloudy, with a low around 50°F10°C. Breezy from the NNE at 6 to 7 mph10 to 11 km/h. | |
| Clear | High 72°F22°C | Low 48°F9°CFeels 44°F7°C | Precip 0 in0 mm— | Cloud 34% | Wind N 9 mph14 km/h | Friday: Partly cloudy and warm, with a high of 72°F22°C and morning low of 49°F9°C. Breezy from the N at 9 to 10 mph15 to 16 km/h. Dry air. Friday Night: Partly cloudy, with a low around 48°F9°C. Breezy from the N at 8 to 10 mph13 to 16 km/h. | |
| Drizzle | High 72°F22°C | Low 54°F12°C | Precip 0.03 in0.7 mm12% | Cloud 33% | Wind N 10 mph16 km/h | Saturday: Partly cloudy and warm, with a high of 72°F22°C and morning low of 55°F13°C. Breezy from the N at 10 to 11 mph17 to 18 km/h. Dry air. Saturday Night: Partly cloudy, with a low around 54°F12°C. Breezy from the NNW at 9 mph15 km/h. 12% chance of drizzle in the evening. | |
| Light Rain | High 66°F19°C | Low 57°F14°C | Precip 0.1 in2.5 mm29% | Cloud 79% | Wind NNW 9 mph14 km/h | Sunday: Overcast and mild, with a high of 66°F19°C and morning low of 57°F14°C. Breezy from the NNW at 9 to 10 mph15 to 17 km/h. 29% chance of light rain throughout the day. Sunday Night: Mostly cloudy, with a low around 57°F14°C. Breezy from the NNW at 8 to 9 mph13 to 14 km/h. 24% chance of drizzle throughout the night. | |
| Partly Cloudy | High 68°F20°C | Low 58°F14°C | Precip 0.02 in0.5 mm8% | Cloud 80% | Wind NW 6 mph9 km/h | Monday: Overcast and warm, with a high of 68°F20°C and morning low of 58°F15°C. Breezy from the NW at 6 to 7 mph10 to 11 km/h. Monday Night: Mostly cloudy, with a low around 58°F14°C. Light wind from the NW around 5 mph8 km/h. | |
| Partly Cloudy | High 73°F23°C | Low 57°F14°C | Precip 0 in0.1 mm5% | Cloud 47% | Wind NW 3 mph5 km/h | Tuesday: Mostly cloudy and warm, with a high of 73°F23°C and morning low of 57°F14°C. Light wind from the NW around 3 mph5 km/h. Tuesday Night: Partly cloudy, with a low around 57°F14°C. Light wind from the NW around 3 mph5 km/h. |
15-Day Forecast
| Day | High | Low | Precip | Cloud Cover | Condition | Wind | |
|---|---|---|---|---|---|---|---|
| WednesdaySep 23 | 64°F18°C | 53°F12°C | 0.07 in1.7 mm· 54% | 71% | Light Rain | ENE 7 mph12 km/h | |
DayMostly cloudy and mild, with a high of 64°F18°C and morning low of 53°F12°C. Breezy from the ENE at 8 to 9 mph13 to 14 km/h. 27% chance of drizzle in the morning. Dry air. NightMostly cloudy, with a low around 55°F13°C. Breezy from the ENE at 7 to 8 mph11 to 12 km/h. 54% chance of light rain overnight. | |||||||
| ThursdaySep 24 | 66°F19°C | 49°F9°C Feels 46°F8°C | 0 in0 mm· — | 61% | Partly Cloudy | NE 7 mph11 km/h | |
DayMostly cloudy and mild, with a high of 66°F19°C and morning low of 49°F9°C. Breezy from the NE at 7 to 8 mph12 to 12 km/h. Dry air. NightMostly cloudy, with a low around 50°F10°C. Breezy from the NNE at 6 to 7 mph10 to 11 km/h. | |||||||
| FridaySep 25 | 72°F22°C | 48°F9°C Feels 44°F7°C | 0 in0 mm· — | 34% | Clear | N 9 mph14 km/h | |
DayPartly cloudy and warm, with a high of 72°F22°C and morning low of 49°F9°C. Breezy from the N at 9 to 10 mph15 to 16 km/h. Dry air. NightPartly cloudy, with a low around 48°F9°C. Breezy from the N at 8 to 10 mph13 to 16 km/h. | |||||||
| SaturdaySep 26 | 72°F22°C | 54°F12°C | 0.03 in0.7 mm· 12% | 33% | Drizzle | N 10 mph16 km/h | |
DayPartly cloudy and warm, with a high of 72°F22°C and morning low of 55°F13°C. Breezy from the N at 10 to 11 mph17 to 18 km/h. Dry air. NightPartly cloudy, with a low around 54°F12°C. Breezy from the NNW at 9 mph15 km/h. 12% chance of drizzle in the evening. | |||||||
| SundaySep 27 | 66°F19°C | 57°F14°C | 0.1 in2.5 mm· 29% | 79% | Light Rain | NNW 9 mph14 km/h | |
DayOvercast and mild, with a high of 66°F19°C and morning low of 57°F14°C. Breezy from the NNW at 9 to 10 mph15 to 17 km/h. 29% chance of light rain throughout the day. NightMostly cloudy, with a low around 57°F14°C. Breezy from the NNW at 8 to 9 mph13 to 14 km/h. 24% chance of drizzle throughout the night. | |||||||
| MondaySep 28 | 68°F20°C | 58°F14°C | 0.02 in0.5 mm· 8% | 80% | Partly Cloudy | NW 6 mph9 km/h | |
DayOvercast and warm, with a high of 68°F20°C and morning low of 58°F15°C. Breezy from the NW at 6 to 7 mph10 to 11 km/h. NightMostly cloudy, with a low around 58°F14°C. Light wind from the NW around 5 mph8 km/h. | |||||||
| TuesdaySep 29 | 73°F23°C | 57°F14°C | 0 in0.1 mm· 5% | 47% | Partly Cloudy | NW 3 mph5 km/h | |
DayMostly cloudy and warm, with a high of 73°F23°C and morning low of 57°F14°C. Light wind from the NW around 3 mph5 km/h. NightPartly cloudy, with a low around 57°F14°C. Light wind from the NW around 3 mph5 km/h. | |||||||
| WednesdaySep 30 | 77°F25°C | 57°F14°C | 0.03 in0.8 mm· 11% | 52% | Drizzle | SSE 5 mph7 km/h | |
DayMostly cloudy and warm, with a high of 77°F25°C and morning low of 57°F14°C. Light wind from the SSE around 5 mph7 km/h. 10% chance of drizzle in the afternoon. NightPartly cloudy, with a low around 57°F14°C. Light wind from the SE around 4 mph7 km/h. 11% chance of drizzle in the evening. | |||||||
| ThursdayOct 1 | 75°F24°C | 62°F17°C | 0.17 in4.3 mm· 25% | 71% | Light Rain | S 6 mph10 km/h | |
DayMostly cloudy and warm, with a high of 75°F24°C and morning low of 62°F17°C. Breezy from the S at 6 to 7 mph10 to 12 km/h. 25% chance of light rain throughout the day. NightMostly cloudy, with a low around 62°F17°C. Light wind from the S around 6 mph9 km/h. 21% chance of showers throughout the night. | |||||||
| FridayOct 2 | 73°F23°C | 60°F16°C | 0.17 in4.2 mm· 25% | 62% | Showers | WSW 6 mph9 km/h | |
DayMostly cloudy and warm, with a high of 73°F23°C and morning low of 60°F16°C. Light wind from the WSW around 6 mph9 km/h. 21% chance of showers throughout the day. NightMostly cloudy, with a low around 61°F16°C. Light wind from the SSW around 5 mph8 km/h. 25% chance of showers throughout the night. | |||||||
| SaturdayOct 3 | 73°F23°C | 58°F15°C | 0.14 in3.6 mm· 20% | 59% | Showers | SW 5 mph8 km/h | |
DayMostly cloudy and warm, with a high of 73°F23°C and morning low of 58°F15°C. Light wind from the WSW around 6 mph9 km/h. 20% chance of showers throughout the day. NightMostly cloudy, with a low around 58°F15°C. Light wind from the SSW around 5 mph8 km/h. 16% chance of showers throughout the night. | |||||||
| SundayOct 4 | 71°F22°C | 58°F14°C | 0.14 in3.6 mm· 26% | 62% | Showers | SSW 6 mph9 km/h | |
DayMostly cloudy and warm, with a high of 71°F22°C and morning low of 58°F14°C. Light wind from the SSW around 6 mph9 km/h. 26% chance of showers throughout the day. NightMostly cloudy, with a low around 58°F14°C. Light wind from the SSW around 5 mph9 km/h. 19% chance of showers throughout the night. | |||||||
| MondayOct 5 | 69°F21°C | 57°F14°C | 0.16 in4.1 mm· 19% | 59% | Showers | W 6 mph10 km/h | |
DayMostly cloudy and warm, with a high of 69°F21°C and morning low of 57°F14°C. Breezy from the W at 7 to 8 mph11 to 12 km/h. 17% chance of showers throughout the day. NightMostly cloudy, with a low around 58°F14°C. Light wind from the W around 6 mph10 km/h. 19% chance of showers throughout the night. | |||||||
| TuesdayOct 6 | 66°F19°C | 53°F12°C | 0.17 in4.4 mm· 22% | 55% | Showers | WNW 7 mph10 km/h | |
DayMostly cloudy and mild, with a high of 66°F19°C and morning low of 53°F12°C. Breezy from the WNW at 7 to 8 mph11 to 12 km/h. 22% chance of showers throughout the day. Dry air. NightMostly cloudy, with a low around 53°F12°C. Light wind from the WNW around 6 mph10 km/h. 17% chance of showers throughout the night. | |||||||
| WednesdayOct 7 | 63°F17°C | 51°F10°C | 0.09 in2.4 mm· 21% | 49% | Drizzle | WNW 7 mph11 km/h | |
DayMostly cloudy and mild, with a high of 63°F17°C and morning low of 51°F10°C. Breezy from the WNW at 7 to 8 mph11 to 13 km/h. 21% chance of drizzle throughout the day. Dry air. NightPartly cloudy, with a low around 51°F11°C. Light wind from the WNW around 6 mph10 km/h. 14% chance of drizzle throughout the night. | |||||||
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Coordinates: 39.9376°N, 77.6611°W·Elevation: 188m·Timezone: America/New_York·Population: 20,691