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Hawaii (Big Island) Weather on Monday, October 19, 2026

  1. TodayOctober 1915° 10°
  2. TomorrowOctober 2014° 9°
  3. WedOctober 2114° 8°
  4. ThuOctober 2215° 7°
  5. FriOctober 2317° 9°
  6. SatOctober 2416° 9°
  7. SunOctober 2515° 12°
  8. MonOctober 2615° 12°
  9. TueOctober 2715° 12°
  10. WedOctober 2815° 12°
  11. ThuOctober 2916° 11°
  12. FriOctober 3016° 12°
  13. SatOctober 3117° 12°
  14. SunNovember 116° 11°

Hawaii (Big Island) · Monday, October 19 2026

15°10°

Fog

High 15°, low 10°

Chance of rain
33%
No rain
Wind
19 km/h
east
UV index
8
Very high
Sunrise
06:17
Sunset 17:55
Day length
11 h 38 min
Moon
First quarter
62% illuminated

Updated: · Source: Open-Meteo

Forecast for Hawaii (Big Island) on Monday, October 19, 2026: fog, with a high of 15°C and a low of 10°C. No significant rain is expected (33% chance). Wind from the east at up to 19 km/h. Sunrise is at 06:17 and sunset at 17:55; day length 11 h 38 min. 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.
  • High UV index (8): sunscreen, a hat and sunglasses are recommended.

Monday, October 19: hour by hour

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  14. 13:0015°1%
  15. 14:0014°4%
  16. 15:0013°13%
  17. 16:0012°25%
  18. 17:0012°33%
  19. 18:0011°33%
  20. 19:0011°30%
  21. 20:0011°24%
  22. 21:0010°16%
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Weather nearby on October 19

Frequently asked questions

Will it rain in Hawaii (Big Island) on Monday, October 19, 2026?
Most likely not: the chance of rain is 33%.
What will the temperature be in Hawaii (Big Island) on Monday, October 19, 2026?
A high of 15°C and a low of 10°C are expected. Conditions: fog.
What time are sunrise and sunset in Hawaii (Big Island) on October 19, 2026?
Sunrise is at 06:17 and sunset at 17:55 (local time); day length 11 h 38 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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