October weather forecast and climate
Bostonia, CA

Weather in October

October, the same as September, is a moderately hot autumn month in Bostonia, California, with average temperature varying between 59°F (15°C) and 77.2°F (25.1°C).

Temperature

In Bostonia, the average high-temperature marginally drops, from 82.6°F (28.1°C) in September, to a still moderately hot 77.2°F (25.1°C). In October, the average low-temperature is 59°F (15°C).

Humidity

The average relative humidity in Bostonia is 58%.

Rainfall

In Bostonia, California, during October, the rain falls for 2.7 days and regularly aggregates up to 0.2" (5mm) of precipitation. Throughout the year, there are 56.1 rainfall days, and 8.27" (210mm) of precipitation is accumulated.

Daylight

In Bostonia, California, the average length of the day in October is 11.3h.

Sunshine

The average sunshine in Bostonia is 9.1h.

UV index

In October, the average daily maximum UV index in Bostonia is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 5 transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 Bostonia?

In Bostonia, in October, the average high-temperature is 77.2°F (25.1°C), and the average low-temperature is 59°F (15°C).

What is the average humidity in October in Bostonia?

The average relative humidity in October in Bostonia is 58%.

How much does it rain in Bostonia in October?

In Bostonia, California, in October, during 2.7 rainfall days, 0.2" (5mm) of precipitation is typically accumulated.

How many hours of daylight does Bostonia have in October?

The average length of the day in October is 11.3h.

How long on average sun shines in October in Bostonia?

In Bostonia, California, the average sunshine in October is 9.1h.

How high is the UV index in October in Bostonia?

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

Average temperature in October
Bostonia, CA

Average temperature in October - Bostonia, CA
  • Average high temperature in October: 77.2°F

The warmest month (with the highest average high temperature) is August (83.8°F).
The month with the lowest average high temperature is December (63.7°F).

  • Average low temperature in October: 59°F

The month with the highest average low temperature is August (65.8°F).
The coldest month (with the lowest average low temperature) is December (47.8°F).

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Average pressure in October
Bostonia, CA

Average pressure in October - Bostonia, CA
  • Average pressure in October: 29.93"

The month with the highest atmospheric pressure is January (30.09").
Months with the lowest atmospheric pressure are June and September (29.87").

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Average wind speed in October
Bostonia, CA

Average wind speed in October - Bostonia, CA
  • Average wind speed in October: 4.3mph

The windiest month (with the highest average wind speed) is April (5.5mph).
The calmest month (with the lowest average wind speed) is October (4.3mph).

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Average humidity in October
Bostonia, CA

Average humidity in October - Bostonia, CA
  • Average humidity in October: 58%

The month with the highest relative humidity is May (66%).
The month with the lowest relative humidity is November (53%).

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Average rainfall in October
Bostonia, CA

Average rainfall in October - Bostonia, CA
  • Average rainfall in October: 0.2"

The wettest month (with the highest rainfall) is February (1.81").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in October
Bostonia, CA

Average rainfall days in October - Bostonia, CA
  • Average rainfall days in October: 2.7 days

The month with the highest number of rainy days is March (7.7 days).
The month with the least rainy days is June (1.4 days).

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

Average daylight in October / Average sunshine in October - Bostonia, CA
  • Average daylight in October: 11.3h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in October: 9.1h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6.7h).

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Average sunshine days in October
Bostonia, CA

Average sunshine days in October - Bostonia, CA
  • Average sunshine days in October: 26.7 days

The month with the most sunshine days is June (27.7 days).
The month with the least sunshine days is February (21.9 days).

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Average UV index in October
Bostonia, CA

Average UV index in October - Bostonia, CA
  • Average UV index in October: 5

Months with the highest UV index are June, July, August and September (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 4).

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Average cloud cover in October
Bostonia, CA

Average cloud cover in October - Bostonia, CA
  • Average cloud cover in October: 12

Months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 7).

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Average visibility in October
Bostonia, CA

Average visibility in October - Bostonia, 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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