October weather forecastMountain View, HI
October
Weather in October
October, the same as September, is another warm autumn month in Mountain View, Hawaii, with an average temperature ranging between max 74.7°F (23.7°C) and min 69.6°F (20.9°C).Temperature
Mountain View records an average high-temperature of a still warm 74.7°F (23.7°C) as October arrives, nearly mirroring the previous month's climate. In Mountain View, the October nights are characterized by an average low-temperature of 69.6°F (20.9°C), a minor dip from daytime readings.Humidity
The average relative humidity in October is 79%.Rainfall
In Mountain View, Hawaii, in October, it is raining for 20.1 days, with typically 2.8" (71mm) of accumulated precipitation. In Mountain View, Hawaii, during the entire year, the rain falls for 227.7 days and collects up to 27.83" (707mm) of precipitation.Daylight
In Mountain View, the average length of the day in October is 11h and 41min.On the first day of the month, sunrise is at 6:11 am and sunset at 6:08 pm. On the last day of October, sunrise is at 6:21 am and sunset at 5:46 pm HST.
Sunshine
In October, the average sunshine is 7.3h.UV index
May through December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: A typical high UV index of 6 in October suggests the following recommendations:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Mountain View, HI
- Average high temperature in October: 74.7°F
The warmest month (with the highest average high temperature) is August (75.4°F).
The month with the lowest average high temperature is March (69.6°F).
- Average low temperature in October: 69.6°F
The month with the highest average low temperature is September (70°F).
The coldest month (with the lowest average low temperature) is March (64°F).
Average pressure in October
Mountain View, HI
- Average pressure in October: 29.97"Hg
The month with the highest atmospheric pressure is April (30.05"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).
Average wind speed in October
Mountain View, HI
- Average wind speed in October: 6.7mph
The windiest month (with the highest average wind speed) is August (7.6mph).
The calmest month (with the lowest average wind speed) is October (6.7mph).
Average humidity in October
Mountain View, HI
- Average humidity in October: 79%
The month with the highest relative humidity is March (80%).
The months with the lowest relative humidity are January, May, June and July (78%).
Average rainfall in October
Mountain View, HI
- Average rainfall in October: 2.8"
The wettest month (with the highest rainfall) is February (3.78").
The driest month (with the least rainfall) is June (1.1").
Average rainfall days in October
Mountain View, HI
- Average rainfall days in October: 20.1 days
The month with the highest number of rainy days is March (22.9 days).
The month with the least rainy days is January (13.3 days).
Average daylight in October /
Average sunshine in October
Mountain View, HI
- Average daylight in October: 11h and 42min
The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).
- Average sunshine in October: 7h and 18min
The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).
Average sunshine days in October
Mountain View, HI
- Average sunshine days in October: 3.8 days
The month with the most sunshine days is January (12.1 days).
The month with the least sunshine days is August (1.8 days).
Average UV index in October
Mountain View, HI
- Average UV index in October: 6
The months with the highest UV index are May, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are January, February, March and April (UV index 5).
Average cloud cover in October
Mountain View, HI
- Average cloud cover in October: 32
The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is January (Cloud cover 26).
Average visibility in October
Mountain View, HI
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





