Best year time to visit Hillsborough

General weather information about Hillsborough

Average annual temperature is 12.6 °C

Absolute maximum temperature: 34.4 °C

Absolute minimum temperature: -11.0 °C

Number of sunny days: 193 days

Number of rainy days: 164 days

Number of snow days: 8 days

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

Hillsborough air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)17.319.620.826.830.032.034.434.131.729.224.615.4
Average daytime temperature (°C)5.810.110.717.723.227.429.427.825.419.012.28.4
Average temperature (°C)2.33.84.811.016.921.223.922.619.813.86.44.3
Average night temperature (°C)-0.6-0.50.55.411.115.418.917.714.89.72.31.2
Absolute minimum temperature (°C)-10.1-11.0-7.9-2.21.810.315.112.010.1-3.2-8.9-6.9

Hillsborough monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.015.014.014.013.011.010.09.0
Daylight mean duration (h)9.710.712.013.314.415.014.713.712.511.110.09.4
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)3.67.36.88.710.510.912.310.79.67.37.84.3
Precipitation (mm)146791969357541009741782348
Sunny days111616191814111618162414
Rainy days15111411131620151215616
Snow days511000000001

Hillsborough - weather forecast by months

Hillsborough weather in januaryHillsborough weather in februaryHillsborough weather in marchHillsborough weather in aprilHillsborough weather in mayHillsborough weather in juneHillsborough weather in julyHillsborough weather in augustHillsborough weather in septemberHillsborough weather in octoberHillsborough weather in novemberHillsborough weather in december

Best time to visit Hillsborough:

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

  • May — 10.5(h)
  • June — 10.9(h)
  • July — 12.3(h)
  • August — 10.7(h)

The largest precipitation sum in Hillsborough is at

  • January — 146(mm)
  • March — 196(mm)

    • Weather forecast in the closest to Hillsborough admin centers

    Weather forecast in the closest towns to Hillsborough

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    Frequently asked questions

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