Best year time to visit Horsham

General weather information about Horsham

Average annual temperature is 13.5 °C

Absolute maximum temperature: 35.5 °C

Absolute minimum temperature: -12.2 °C

Number of sunny days: 183 days

Number of rainy days: 178 days

Number of snow days: 4 days

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

Horsham air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)17.818.518.230.129.735.534.531.634.727.521.116.2
Average daytime temperature (°C)9.19.811.419.822.827.030.728.525.020.211.89.4
Average temperature (°C)5.24.55.813.516.120.825.023.420.014.96.85.4
Average night temperature (°C)2.00.10.88.49.815.320.519.016.010.62.61.9
Absolute minimum temperature (°C)-4.4-12.2-4.70.44.310.117.014.810.44.8-4.8-4.7

Horsham 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)4.66.97.59.011.610.611.610.38.38.27.65.0
Precipitation (mm)1094811011850114157872094083178
Sunny days12161115221491215182118
Rainy days1910191591622191513813
Snow days021000000010

Horsham - weather forecast by months

Horsham weather in januaryHorsham weather in februaryHorsham weather in marchHorsham weather in aprilHorsham weather in mayHorsham weather in juneHorsham weather in julyHorsham weather in augustHorsham weather in septemberHorsham weather in octoberHorsham weather in novemberHorsham weather in december

Best time to visit Horsham:

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

  • May — 11.6(h)
  • June — 10.6(h)
  • July — 11.6(h)

The largest precipitation sum in Horsham is at

  • July — 157(mm)
  • September — 209(mm)
  • December — 178(mm)

    • Weather forecast in the closest to Horsham admin centers

    Weather forecast in the closest towns to Horsham

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    Frequently asked questions

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