October weather forecast
Penngrove, CA

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Weather in October

October, the same as September, in Penngrove, California, is an agreeable autumn month, with an average temperature fluctuating between 51.8°F (11°C) and 72.3°F (22.4°C).

Temperature

In Penngrove, the average high-temperature in October slightly decreases from a moderately hot 79.3°F (26.3°C) in September to an agreeable 72.3°F (22.4°C). Throughout the month of October, the average temperature in Penngrove dips to a fresh 51.8°F (11°C) at night.

Humidity

The average relative humidity in October in Penngrove is 64%.

Rainfall

In Penngrove, in October, it is raining for 2.5 days, with typically 0.16" (4mm) of accumulated precipitation. Throughout the year, in Penngrove, there are 44.3 rainfall days, and 3.78" (96mm) of precipitation is accumulated.

Daylight

The average length of the day in October in Penngrove is 11h and 11min.
On the first day of October, sunrise is at 7:07 am and sunset at 6:52 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 6:11 pm PDT.

Sunshine

In Penngrove, the average sunshine in October is 7h.

UV index

In October, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In October, an average UV index of 4 transforms into the following instructions:
Heed the precautions - It is counselled to guard against solar damage. To guard against the harmful effects of the Sun, minimize exposure during midday. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

What are October temperatures in Penngrove?

In October, in Penngrove, the average high-temperature is 72.3°F (22.4°C), and the average low-temperature is 51.8°F (11°C).

What is the average humidity in October in Penngrove?

In Penngrove, California, the average relative humidity in October is 64%.

How much does it rain in Penngrove in October?

In October, in Penngrove, the rain falls for 2.5 days. Throughout October, 0.16" (4mm) of precipitation is accumulated.

How many hours of daylight does Penngrove have in October?

In Penngrove, California, the average day length in October is 11h and 11min.

When is the sunrise / sunset in October in Penngrove?

In October, on the first day of the month, sunrise is at 7:07 am and sunset at 6:52 pm. On the last day of the month, in Penngrove, California, sunrise is at 7:36 am and sunset at 6:11 pm PDT.

How long on average sun shines in October in Penngrove?

The average sunshine duration in October in Penngrove, California, is 7h.

What is the UV index reading in October in Penngrove?

In October, the average daily maximum UV index in Penngrove, California, is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Penngrove, CA

Average temperature in October - Penngrove, CA
  • Average high temperature in October: 72.3°F

The warmest months (with the highest average high temperature) are July and August (79.9°F).
The month with the lowest average high temperature is December (55.6°F).

  • Average low temperature in October: 51.8°F

The months with the highest average low temperature are August and September (55°F).
The coldest month (with the lowest average low temperature) is December (42.4°F).

Average pressure in October
Penngrove, CA

Average pressure in October - Penngrove, CA
  • Average pressure in October: 29.98"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).

Average wind speed in October
Penngrove, CA

Average wind speed in October - Penngrove, CA
  • Average wind speed in October: 4.9mph

The windiest month (with the highest average wind speed) is May (6.8mph).
The calmest month (with the lowest average wind speed) is November (4.7mph).

Average humidity in October
Penngrove, CA

Average humidity in October - Penngrove, CA
  • Average humidity in October: 64%

The month with the highest relative humidity is March (77%).
The month with the lowest relative humidity is September (62%).

Average rainfall in October
Penngrove, CA

Average rainfall in October - Penngrove, CA
  • Average rainfall in October: 0.16"

The wettest month (with the highest rainfall) is February (0.91").
The driest months (with the least rainfall) are June, July, August and September (0.04").

Average rainfall days in October
Penngrove, CA

Average rainfall days in October - Penngrove, CA
  • Average rainfall days in October: 2.5 days

The month with the highest number of rainy days is March (8.7 days).
The month with the least rainy days is August (0.5 days).

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

Average daylight in October / Average sunshine in October - Penngrove, CA
  • Average daylight in October: 11h and 1min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in October: 7h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in October
Penngrove, CA

Average sunshine days in October - Penngrove, CA
  • Average sunshine days in October: 26.8 days

The month with the most sunshine days is June (27.7 days).
The month with the least sunshine days is March (20.8 days).

Average UV index in October
Penngrove, CA

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

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

Average cloud cover in October
Penngrove, CA

Average cloud cover in October - Penngrove, CA
  • Average cloud cover in October: 18

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 9).

Average visibility in October
Penngrove, CA

Average visibility in October - Penngrove, CA
  • 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).

Penngrove, California, USA

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