Cayenne weather in October 2025

Expect 32°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Cayenne in October. Check more long-term weather averages for Cayenne in October before you book your next holiday to French Guiana in 2025/2026.

  • 32°C maximum daytime temperature in October in Cayenne32
    32°C max day temperature
  • 8 hours of sunshine per day
  • 4 days with some rainfall in October in Cayenne4
    4 days with some rainfall
  • 23°C minimum night-time temperature in October in Cayenne23
    23°C min night temperature
  • 12 hours of daylight per day in October in Cayenne12
    12 hours of daylight per day
  • Very high heat & humidity in October in CayenneVH
    Very High heat & humidity
  • 46 mm monthly rainfall in October in Cayenne46
    46 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in October in Cayenne11
    11+ (Extreme) UV index
  • 28°C sea temperature in October in Cayenne28
    28°C sea temperature

More about Cayenne

Cayenne by month

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

Recommended for French Guiana

Travel Up: up to £15 off flight & hotel bookings

  • Save up to £15 on flights & hotels with Travel Up
  • Offer only valid on bookings of £300 or more
  • Use discount code at check out for offer to apply
Show discount codeShow discount code ******S15
Redeem Travel Up discount code >>

Expires at 23:59 on Saturday 30th Nov 2024 · View all Travel Up offers

The October weather guide for French Guiana, represented by Cayenne, (Cayenne) 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

How hot is it in Cayenne in October?

Daytime temperatures usually reach 32°C in Cayenne in October with very high heat and humidity, falling to 23°C at night.

How sunny is it in Cayenne in October?

There are normally 8 hours of bright sunshine each day in Cayenne in October - that's 70% of daylight hours.

How warm is the sea around Cayenne in October?

The average sea temperature around Cayenne in October is 28°C.

Does it rain in Cayenne in October?

There are usually 4 days with some rain in Cayenne in October and the average monthly rainfall is 46mm.

Cayenne October sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:17 18:21
Thursday, 16th October 2025 06:15 18:15
Friday, 31st October 2025 06:14 18:11

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^