Harlow weather in September 2025

Expect 66°F daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Harlow in September. Check more long-term weather averages for Harlow in September before you book your next holiday to England in 2025/2026.

  • 66°F maximum daytime temperature in September in Harlow66
    66°F max day temperature
  • 5 hours of sunshine per day
  • 12 days with some rainfall in September in Harlow12
    12 days with some rainfall
  • 50°F minimum night-time temperature in September in Harlow50
    50°F min night temperature
  • 13 hours of daylight per day in September in Harlow13
    13 hours of daylight per day
  • No heat & humidity in September in Harlow0
    No heat & humidity
  • 2.0 inches monthly rainfall in September in Harlow2.0
    2.0 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in September in Harlow4
    4 (Moderate) UV index

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Recommended for England

  • Save on multiple attractions in Blackpool with Pick 'n' Mix pass
  • Build passes around preferred attractions & number of days
  • Including Circus, Eye, SEA LIFE, Dungeon & Madam Tussauds

The September weather guide for England (Harlow) 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)  |  Imperial (°F)

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More about England

How hot is it in Harlow in September?

Daytime temperatures usually reach 66°F in Harlow in September, falling to 50°F at night.

How sunny is it in Harlow in September?

There are normally 5 hours of bright sunshine each day in Harlow in September - that's 37% of daylight hours.

Does it rain in Harlow in September?

There are usually 12 days with some rain in Harlow in September and the average monthly rainfall is 2.0 inches.

Harlow September sunrise & sunset times

Browse the sunrise and sunset times for Harlow in September 2025. Select a month to view Harlow sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:12 18:46
Monday, 15th September 2025 05:35 18:14
Tuesday, 30th September 2025 05:59 17:39

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