Roswell weather in September 2025

Expect 86°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Roswell in September. Check more long-term weather averages for Roswell in September before you book your next holiday to New Mexico in 2025/2026.

  • 86°F maximum daytime temperature in September in Roswell86
    86°F max day temperature
  • 9 hours of sunshine per day
  • 7 days with some rainfall in September in Roswell7
    7 days with some rainfall
  • 59°F minimum night-time temperature in September in Roswell59
    59°F min night temperature
  • 12 hours of daylight per day in September in Roswell12
    12 hours of daylight per day
  • Moderate heat & humidity in September in RoswellM
    Moderate heat & humidity
  • 1.8 inches monthly rainfall in September in Roswell1.8
    1.8 inches of monthly rainfall
  • UV (maximum) index 9 (Very High) in September in Roswell9
    9 (Very High) UV index

More about Roswell

Roswell by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for New Mexico

Avalon Waterways: Current offers on 2024 river cruises

  • Save on river cruises in 2024 with Avalon Waterways
  • Book river cruises in Europe, Asia, Africa & Americas
  • Filter deals by promotion, month, destination & more
Go to Avalon Waterways deal >>

Expires at 23:59 on Tuesday 31st Dec 2024 · View all Avalon Waterways offers

The September weather guide for New Mexico (Roswell) 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)

Back to top

More about the USA

How hot is it in Roswell in September?

Daytime temperatures usually reach 86°F in Roswell in September with moderate heat and humidity, falling to 59°F at night.

How sunny is it in Roswell in September?

There are normally 9 hours of bright sunshine each day in Roswell in September - that's 71% of daylight hours.

Does it rain in Roswell in September?

There are usually 7 days with some rain in Roswell in September and the average monthly rainfall is 1.8 inches.

Roswell September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:33 18:23
Monday, 15th September 2025 05:42 18:04
Tuesday, 30th September 2025 05:52 17:43

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^