Climate Chambersburg - Pennsylvania
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 37 | 40 | 50 | 63 | 72 | 81 |
| Average low in ºF Av. low Lo | 22 | 25 | 31 | 41 | 51 | 60 |
| Av. precipitation in inch Av. precip. Pre. | 3.01 | 2.68 | 3.52 | 3.73 | 4.19 | 3.78 |
| Av. snowfall in inch Snowfall Sn | 10 | 9 | 5 | 1 | 0 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 85 | 83 | 75 | 64 | 52 | 40 |
| Average low in ºF Av. low Lo | 64 | 63 | 55 | 43 | 35 | 26 |
| Av. precipitation in inch Av. precip. Pre. | 3.81 | 3.52 | 3.60 | 3.21 | 3.43 | 3.21 |
| Av. snowfall in inch Snowfall Sn | 0 | 0 | 0 | 0 | 1 | 6 |
What is the average weather in Chambersburg, Pennsylvania?
Chambersburg experiences a humid continental climate, marked by warm summers and cold winters. Precipitation is fairly consistent throughout the year, with winter moisture often arriving as significant snowfall. The area sees a strong seasonal contrast, making for distinct weather patterns across the months.
Chambersburg Climate Graph - Pennsylvania Climate Chart
Daily normals Chambersburg - Pennsylvania - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 38.1 | 24.3 | 0.10 | 0.10 | 0.20 | 0.20 |
| 2 Jan | 38.0 | 24.2 | 0.20 | 0.20 | 0.50 | 0.50 |
| 3 Jan | 37.9 | 24.0 | 0.30 | 0.30 | 0.70 | 0.70 |
| 4 Jan | 37.8 | 23.9 | 0.40 | 0.40 | 1.00 | 1.00 |
| 5 Jan | 37.7 | 23.7 | 0.50 | 0.50 | 1.20 | 1.20 |
| 6 Jan | 37.6 | 23.6 | 0.60 | 0.60 | 1.50 | 1.50 |
| 7 Jan | 37.5 | 23.5 | 0.70 | 0.70 | 1.80 | 1.80 |
| 8 Jan | 37.4 | 23.3 | 0.80 | 0.80 | 2.00 | 2.00 |
| 9 Jan | 37.3 | 23.2 | 0.90 | 0.90 | 2.40 | 2.40 |
| 10 Jan | 37.3 | 23.1 | 1.00 | 1.00 | 2.70 | 2.70 |
| 11 Jan | 37.2 | 23.0 | 1.11 | 1.11 | 3.00 | 3.00 |
| 12 Jan | 37.2 | 22.9 | 1.22 | 1.22 | 3.40 | 3.40 |
| 13 Jan | 37.1 | 22.8 | 1.32 | 1.32 | 3.80 | 3.80 |
| 14 Jan | 37.1 | 22.7 | 1.43 | 1.43 | 4.20 | 4.20 |
| 15 Jan | 37.1 | 22.7 | 1.54 | 1.54 | 4.50 | 4.50 |
| 16 Jan | 37.1 | 22.6 | 1.65 | 1.65 | 4.90 | 4.90 |
| 17 Jan | 37.1 | 22.5 | 1.76 | 1.76 | 5.30 | 5.30 |
| 18 Jan | 37.1 | 22.5 | 1.87 | 1.87 | 5.60 | 5.60 |
| 19 Jan | 37.1 | 22.4 | 1.97 | 1.97 | 6.00 | 6.00 |
| 20 Jan | 37.1 | 22.4 | 2.08 | 2.08 | 6.30 | 6.30 |
| 21 Jan | 37.1 | 22.4 | 2.19 | 2.19 | 6.70 | 6.70 |
| 22 Jan | 37.2 | 22.4 | 2.30 | 2.30 | 7.00 | 7.00 |
| 23 Jan | 37.2 | 22.3 | 2.40 | 2.40 | 7.30 | 7.30 |
| 24 Jan | 37.3 | 22.3 | 2.51 | 2.51 | 7.70 | 7.70 |
| 25 Jan | 37.3 | 22.3 | 2.61 | 2.61 | 8.00 | 8.00 |
| 26 Jan | 37.4 | 22.4 | 2.71 | 2.71 | 8.30 | 8.30 |
| 27 Jan | 37.5 | 22.4 | 2.81 | 2.81 | 8.60 | 8.60 |
| 28 Jan | 37.6 | 22.4 | 2.91 | 2.91 | 9.00 | 9.00 |
| 29 Jan | 37.7 | 22.5 | 3.01 | 3.01 | 9.30 | 9.30 |
| 30 Jan | 37.8 | 22.5 | 3.11 | 3.11 | 9.60 | 9.60 |
| 31 Jan | 37.9 | 22.6 | 3.21 | 3.21 | 10.00 | 10.00 |
Weather history Chambersburg - July 2025
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Jul | 88.0 | 70.0 | 0.03 | 0.00 | 0.0 |
| 02 Jul | 90.0 | 66.0 | 0.00 | 0.00 | 0.0 |
| 03 Jul | 91.0 | 64.0 | 0.00 | 0.00 | 0.0 |
| 04 Jul | 90.0 | 59.0 | 0.00 | 0.00 | 0.0 |
| 05 Jul | 90.0 | 57.9 | 0.00 | 0.00 | 0.0 |
| 06 Jul | 88.0 | 64.9 | 0.00 | 0.00 | 0.0 |
| 07 Jul | 96.1 | 73.0 | 0.06 | 0.00 | 0.0 |
| 08 Jul | 91.0 | 70.0 | 0.04 | 0.00 | 0.0 |
| 09 Jul | 77.0 | 70.0 | 1.09 | 0.00 | 0.0 |
| 10 Jul | 90.0 | 68.0 | 0.08 | 0.00 | 0.0 |
| 11 Jul | 91.9 | 68.0 | 0.00 | 0.00 | 0.0 |
| 12 Jul | 93.0 | 71.1 | 0.00 | 0.00 | 0.0 |
| 13 Jul | 91.9 | 69.1 | 0.58 | 0.00 | 0.0 |
| 14 Jul | 91.0 | 71.1 | 2.67 | 0.00 | 0.0 |
| 15 Jul | 95.0 | 70.0 | 0.00 | 0.00 | 0.0 |
| 16 Jul | 91.0 | 71.1 | 0.68 | 0.00 | 0.0 |
| 17 Jul | 91.9 | 71.1 | 0.32 | 0.00 | 0.0 |
| 18 Jul | 86.0 | 72.0 | T | 0.00 | 0.0 |
| 19 Jul | 91.9 | 71.1 | 0.00 | 0.00 | 0.0 |
| 20 Jul | 90.0 | 71.1 | 0.00 | 0.00 | 0.0 |
| 21 Jul | 90.0 | 70.0 | 0.00 | 0.00 | 0.0 |
| 22 Jul | 88.0 | 62.1 | 0.00 | 0.00 | 0.0 |
| 23 Jul | 87.1 | 64.0 | 0.00 | 0.00 | 0.0 |
| 24 Jul | 89.1 | 70.0 | 0.00 | 0.00 | 0.0 |
| 25 Jul | 95.0 | 73.0 | 0.34 | 0.00 | 0.0 |
| 26 Jul | 91.0 | 71.1 | 0.78 | 0.00 | 0.0 |
| 27 Jul | 89.1 | 69.1 | 0.95 | 0.00 | 0.0 |
| 28 Jul | 91.0 | 70.0 | 0.00 | 0.00 | 0.0 |
| 29 Jul | 93.0 | 69.1 | 0.00 | 0.00 | 0.0 |
| 30 Jul | 95.0 | 70.0 | 0.00 | 0.00 | 0.0 |
| 31 Jul | 93.0 | 69.1 | 0.01 | 0.00 | 0.0 |
Past weather Chambersburg
| Jul 25 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 90.5 ºF | 37 ºF | |
| Average low temperature Av. low temp. | 68.6 ºF | 22 ºF | |
| Total precipitation Total precip. | 7.63 inch | 3.01 inch | |
| Total snowfall Total snowfall | 0.00 inch | 10 inch | |
| Highest max temperature Highest max temp. | 96.1 ºF | - | |
| Lowest max temperature Lowest max temp. | 77.0 ºF | - | |
| Highest min temperature Highest min temp. | 73.0 ºF | - | |
| Lowest min temperature Lowest min temp. | 57.9 ºF | - | |
Past weather July 2025 incomplete - Missing data
Geo Chambersburg - Pennsylvania
| Country | United States | |
|---|---|---|
| State | Pennsylvania | |
| County | Franklin | |
| City | Chambersburg | |
| Zip Code | 17201 | |
| Longitude | -77.64 dec. degr. | |
| Latitude | 39.97 dec. degr. | |
| Altitude - Elevation | 682ft | |
| ICAO | - | |
| IATA | - |
Date and Time Chambersburg - Pennsylvania
| Local Time | 12:49 AM | |
|---|---|---|
| Sunrise | 06:49 AM | |
| Sunset | 07:22 PM | |
| Day/Night | Night | |
| Timezone | Eastern Daylight Time | |
| Timezone DB | America - New York |
Map of Chambersburg - Pennsylvania
USGS National Map — Open interactive map
Chambersburg weather averages
| Annual high temperature | 62ºF |
| Annual low temperature | 43ºF |
| Average annual precip. | 41.69 inch |
| Av. annual snowfall | 32 inch |
Station Data
Monthly averages Chambersburg
Longitude: -77.6433, Latitude: 39.9729
Average weather Chambersburg, PA - 17201
Monthly: 1991-2020 normals
History: 2007-2025
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...