Best year time to visit Chambersburg

General weather information about Chambersburg

Average annual temperature is 14.1 °C

Absolute maximum temperature: 35.8 °C

Absolute minimum temperature: -8.3 °C

Number of sunny days: 183 days

Number of rainy days: 180 days

Number of snow days: 2 days

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* Weather data for Chambersburg United States is based on climate observations for 2026 year

Chambersburg air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)17.222.324.328.429.333.435.035.832.129.725.517.2
Average daytime temperature (°C)8.712.813.419.924.228.130.428.927.420.714.010.0
Average temperature (°C)4.66.47.212.918.021.724.723.521.215.18.35.3
Average night temperature (°C)1.61.92.47.312.416.420.118.816.011.04.32.1
Absolute minimum temperature (°C)-6.0-8.3-6.9-0.74.611.116.113.711.8-2.4-6.0-6.8

Chambersburg monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.013.011.010.09.0
Daylight mean duration (h)9.810.812.013.214.314.814.513.612.411.210.19.5
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)4.37.37.99.611.011.111.710.910.87.77.95.3
Precipitation (mm)109441819167679214418753362
Sunny days8181517171781516172213
Rainy days22101513141323161414818
Snow days101000000000

Chambersburg - weather forecast by months

Chambersburg weather in januaryChambersburg weather in februaryChambersburg weather in marchChambersburg weather in aprilChambersburg weather in mayChambersburg weather in juneChambersburg weather in julyChambersburg weather in augustChambersburg weather in septemberChambersburg weather in octoberChambersburg weather in novemberChambersburg weather in december

Best time to visit Chambersburg:

The best time to visit Chambersburg during the most sunny months:

  • June — 11.1(h)
  • July — 11.7(h)

The largest precipitation sum in Chambersburg is at

  • January — 109(mm)
  • March — 181(mm)
  • August — 144(mm)

    • Weather forecast in the closest to Chambersburg admin centers

    Weather forecast in the closest towns to Chambersburg

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    Frequently asked questions

    When is the best time to visit Chambersburg?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Chambersburg.
    What is the weather like in Chambersburg?
    See average temperature, rainfall and daylight hours for Chambersburg by month in the table above.
    How many sunny days does Chambersburg have?
    The monthly weather statistics above show sunshine and rainfall patterns for Chambersburg throughout the year.