Knoxville weather in April 2026

Expect daytime maximum temperatures of 22°C in Knoxville, Tennessee in April based on long-term weather averages. There are 8 hours of sunshine per day on average with 11 days with some rainfall and typically 96 mm of rainfall in the month.

  • 22°C maximum daytime temperature in April in Knoxville22
    22°C max day temperature
  • 8 hours of sunshine per day
  • 11 days with some rainfall in April in Knoxville11
    11 days with some rainfall
  • 7°C minimum night-time temperature in April in Knoxville7
    7°C min night temperature
  • 13 hours of daylight per day in April in Knoxville13
    13 hours of daylight per day
  • No heat & humidity in April in Knoxville0
    No heat & humidity
  • 96 mm monthly rainfall in April in Knoxville96
    96 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in April in Knoxville8
    8 (Very High) UV index

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The April weather guide for Tennessee (Knoxville) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Knoxville in April?

Daytime temperatures usually reach 22°C in Knoxville in April, falling to 7°C at night.

How sunny is it in Knoxville in April?

There are normally 8 hours of bright sunshine each day in Knoxville in April - that's 64% of daylight hours.

Does it rain in Knoxville in April?

There are usually 11 days with some rain in Knoxville in April and the average monthly rainfall is 96mm.

Knoxville April sunrise & sunset times

Browse the sunrise and sunset times for Knoxville in April 2026. Select a month to view Knoxville sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st April 2026 06:22 18:58
Wednesday, 15th April 2026 06:03 19:09
Thursday, 30th April 2026 05:44 19:22

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