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Catalina Island Weather Tomorrow

  1. TodayOctober 1924° 16°
  2. TomorrowOctober 2018° 13°
  3. WedOctober 2117° 16°
  4. ThuOctober 2217° 16°
  5. FriOctober 2318° 16°
  6. SatOctober 2420° 18°
  7. SunOctober 2520° 18°
  8. MonOctober 2619° 18°
  9. TueOctober 2718° 16°
  10. WedOctober 2817° 15°
  11. ThuOctober 2918° 14°
  12. FriOctober 3017° 16°
  13. SatOctober 3118° 17°
  14. SunNovember 118° 18°

Catalina Island · Tuesday, October 20 2026

18°13°

Overcast

High 18°, low 13°

Chance of rain
1%
No rain
Wind
18 km/h
southwest
UV index
6
Moderate
Sunrise
07:02
Sunset 18:14
Day length
11 h 12 min
Moon
Waxing gibbous
72% illuminated

Updated: · Source: Open-Meteo

Forecast for Catalina Island on Tuesday, October 20, 2026: overcast, with a high of 18°C and a low of 13°C. No significant rain is expected (1% chance). Wind from the southwest at up to 18 km/h. Sunrise is at 07:02 and sunset at 18:14; day length 11 h 12 min. 6° cooler than the previous day. Temperatures are close to the 7-day average. The best time to be outdoors looks like 08:00–21:00.

What to wear and what to watch out for

  • Cool in the morning and evening: dress in layers and bring a sweater or jacket.
  • A good day for outdoor activities.

Tomorrow will be 6° cooler than today.

Tuesday, October 20: hour by hour

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Weather nearby on October 20

Frequently asked questions

Will it rain in Catalina Island on Tuesday, October 20, 2026?
Most likely not: the chance of rain is 1%.
What will the temperature be in Catalina Island on Tuesday, October 20, 2026?
A high of 18°C and a low of 13°C are expected. Conditions: overcast.
What time are sunrise and sunset in Catalina Island on October 20, 2026?
Sunrise is at 07:02 and sunset at 18:14 (local time); day length 11 h 12 min.
How reliable is this forecast?
Forecasts for the first 3 days are usually highly accurate; this page is updated about every 30 minutes.

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