Best year time to visit Town of New Castle

General weather information about Town of New Castle

Average annual temperature is 12.1 °C

Absolute maximum temperature: 34.8 °C

Absolute minimum temperature: -18.0 °C

Number of sunny days: 163 days

Number of rainy days: 194 days

Number of snow days: 8 days

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* Weather data for Town of New Castle United States is based on climate observations for 2026 year

Town of New Castle air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)17.917.914.830.828.233.832.430.834.827.618.815.5
Average daytime temperature (°C)7.57.39.417.720.824.929.026.623.518.610.28.5
Average temperature (°C)3.72.44.311.714.919.323.721.718.813.85.44.2
Average night temperature (°C)0.5-1.60.17.19.314.919.617.415.09.81.50.9
Absolute minimum temperature (°C)-4.9-18.0-5.9-1.24.99.515.413.78.64.4-4.4-6.0

Town of New Castle monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.610.611.913.314.515.114.813.812.511.19.99.3
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)4.96.37.48.712.110.411.310.17.77.37.24.8
Precipitation (mm)1424611012545841709628010860220
Sunny days121613141896913172016
Rainy days18101516132125221714914
Snow days123000000011

Town of New Castle - weather forecast by months

Town of New Castle weather in januaryTown of New Castle weather in februaryTown of New Castle weather in marchTown of New Castle weather in aprilTown of New Castle weather in mayTown of New Castle weather in juneTown of New Castle weather in julyTown of New Castle weather in augustTown of New Castle weather in septemberTown of New Castle weather in octoberTown of New Castle weather in novemberTown of New Castle weather in december

Best time to visit Town of New Castle:

The best time to visit Town of New Castle during the most sunny months:

  • May — 12.1(h)
  • June — 10.4(h)
  • July — 11.3(h)

The largest precipitation sum in Town of New Castle is at

  • July — 170(mm)
  • September — 280(mm)
  • December — 220(mm)

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    Frequently asked questions

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