Sulphur weather in September 2025

Expect 29°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Sulphur in September. Check more long-term weather averages for Sulphur in September before you book your next holiday to Oklahoma in 2025/2026.

  • 29°C maximum daytime temperature in September in Sulphur29
    29°C max day temperature
  • 8 hours of sunshine per day
  • 8 days with some rainfall in September in Sulphur8
    8 days with some rainfall
  • 17°C minimum night-time temperature in September in Sulphur17
    17°C min night temperature
  • 12 hours of daylight per day in September in Sulphur12
    12 hours of daylight per day
  • Moderate heat & humidity in September in SulphurM
    Moderate heat & humidity
  • 112 mm monthly rainfall in September in Sulphur112
    112 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in September in Sulphur8
    8 (Very High) UV index

More about Sulphur

Sulphur by month

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

Recommended for Oklahoma

Argus Car Hire: Compare low prices on car hire

  • Compare car hire with popular rental companies
  • Book with no credit card fees & free cancellation policy
  • Find low prices based on destination & travel dates
Go to Argus Car Hire deal >>

View all Argus Car Hire offers

The September weather guide for Oklahoma (Sulphur) 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)

Back to top

More about the USA

How hot is it in Sulphur in September?

Daytime temperatures usually reach 29°C in Sulphur in September with moderate heat and humidity, falling to 17°C at night.

How sunny is it in Sulphur in September?

There are normally 8 hours of bright sunshine each day in Sulphur in September - that's 67% of daylight hours.

Does it rain in Sulphur in September?

There are usually 8 days with some rain in Sulphur in September and the average monthly rainfall is 112mm.

What is the chance of a hurricane in Sulphur in September?

On average less than 1 day in September in Sulphur is likely to be affected by the passage of one or more tropical storms.

Sulphur September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:01 18:54
Monday, 15th September 2025 06:11 18:34
Tuesday, 30th September 2025 06:22 18:13

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^