October weather forecast and climate
Hayward, CA

The landscape of the famed Verdant Hills in Hayward, California
The landscape of the famed Verdant Hills in Hayward, California

Weather in October

October, like September, is another pleasant autumn month in Hayward, California, with temperature in the range of an average high of 72.5°F (22.5°C) and an average low of 54.3°F (12.4°C).

Temperature

In Hayward, the average high-temperature in October marginally drops, from a warm 79°F (26.1°C) in September, to an agreeable 72.5°F (22.5°C). In October, the average low-temperature is 54.3°F (12.4°C).

Humidity

The average relative humidity in Hayward is 62%.

Rainfall

In October, the rain falls for 4.6 days. Throughout October, 0.51" (13mm) of precipitation is accumulated. Throughout the year, there are 69.2 rainfall days, and 11.1" (282mm) of precipitation is accumulated.

Daylight

The average length of the day in October is 11.2h.

Sunshine

In Hayward, the average sunshine in October is 7.1h.

UV index

In Hayward, the average daily maximum UV index in October is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to the UV radiation for average individuals.
Note: The average daily UV index of 4 transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in October in Hayward?

In Hayward, California, in October, the average high-temperature is 72.5°F (22.5°C), and the average low-temperature is 54.3°F (12.4°C).

What is the average humidity in October in Hayward?

The average relative humidity in October is 62%.

How much does it rain in Hayward in October?

In Hayward, California, in October, it is raining for 4.6 days, with typically 0.51" (13mm) of accumulated precipitation.

How many hours of daylight does Hayward have in October?

The average length of the day in October is 11.2h.

How many hours of sunshine does Hayward have in October?

In October, the average sunshine is 7.1h.

What is the UV index intensity in October in Hayward?

In Hayward, California, the average daily maximum UV index in October is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV rays.

Average temperature in October
Hayward, CA

Average temperature in October - Hayward, CA
  • Average high temperature in October: 72.5°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is December (55.9°F).

  • Average low temperature in October: 54.3°F

The month with the highest average low temperature is August (56.5°F).
The coldest months (with the lowest average low temperature) are January and December (43.7°F).

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Average pressure in October
Hayward, CA

Average pressure in October - Hayward, CA
  • Average pressure in October: 29.98"

The month with the highest atmospheric pressure is January (30.14").
Months with the lowest atmospheric pressure are June, August and September (29.92").

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Average wind speed in October
Hayward, CA

Average wind speed in October - Hayward, CA
  • Average wind speed in October: 4.7mph

The windiest month (with the highest average wind speed) is May (6.6mph).
The calmest month (with the lowest average wind speed) is November (4.6mph).

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Average humidity in October
Hayward, CA

Average humidity in October - Hayward, CA
  • Average humidity in October: 62%

The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is September (61%).

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Average rainfall in October
Hayward, CA

Average rainfall in October - Hayward, CA
  • Average rainfall in October: 0.51"

The wettest month (with the highest rainfall) is February (2.28").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in October
Hayward, CA

Average rainfall days in October - Hayward, CA
  • Average rainfall days in October: 4.6 days

The month with the highest number of rainy days is March (12.4 days).
The month with the least rainy days is August (0.9 days).

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Average daylight in October /
Average sunshine in October
Hayward, CA

Average daylight in October / Average sunshine in October - Hayward, CA
  • Average daylight in October: 11.2h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in October: 7.1h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 5.9h).

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Average sunshine days in October
Hayward, CA

Average sunshine days in October - Hayward, CA
  • Average sunshine days in October: 25.5 days

The month with the most sunshine days is August (28.9 days).
The month with the least sunshine days is March (17.3 days).

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Average UV index in October
Hayward, CA

Average UV index in October - Hayward, CA
  • Average UV index in October: 4

The month with the highest UV index is June (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in October
Hayward, CA

Average cloud cover in October - Hayward, CA
  • Average cloud cover in October: 16

Months with the most cloud cover are March and December (Cloud cover 34).
The month with the least cloud cover is July (Cloud cover 7).

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Average visibility in October
Hayward, CA

Average visibility in October - Hayward, CA
  • Average visibility in October: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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