Farmington weather in September 2025

Expect 82°F daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Farmington in September. Check more long-term weather averages for Farmington in September before you book your next holiday to New Mexico in 2025/2026.

  • 82°F maximum daytime temperature in September in Farmington82
    82°F max day temperature
  • 10 hours of sunshine per day
  • 6 days with some rainfall in September in Farmington6
    6 days with some rainfall
  • 48°F minimum night-time temperature in September in Farmington48
    48°F min night temperature
  • 12 hours of daylight per day in September in Farmington12
    12 hours of daylight per day
  • Low heat & humidity in September in FarmingtonL
    Low heat & humidity
  • 0.9 inches monthly rainfall in September in Farmington0.9
    0.9 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in September in Farmington8
    8 (Very High) UV index

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The September weather guide for New Mexico (Farmington) 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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How hot is it in Farmington in September?

Daytime temperatures usually reach 82°F in Farmington in September with low heat and humidity, falling to 48°F at night.

How sunny is it in Farmington in September?

There are normally 10 hours of bright sunshine each day in Farmington in September - that's 79% of daylight hours.

Does it rain in Farmington in September?

There are usually 6 days with some rain in Farmington in September and the average monthly rainfall is 0.9 inches.

Farmington September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:44 18:40
Monday, 15th September 2025 05:55 18:20
Tuesday, 30th September 2025 06:08 17:57

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