October weather forecast
Roseville, CA

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Weather in October

October, the same as September, is a moderately hot autumn month in Roseville, California, with temperature in the range of an average low of 53.1°F (11.7°C) and an average high of 75.7°F (24.3°C).

Temperature

Roseville, California, in October experiences a subtle temperature decline, with average high-temperatures reducing from a hot 87.8°F (31°C) in September to a moderately hot 75.7°F (24.3°C). The anticipated average low-temperature for October, a cool 53.1°F (11.7°C), shows a substantial deviation from the daytime maximums.

Humidity

In Roseville, the average relative humidity in October is 48%.

Rainfall

In Roseville, during October, the rain falls for 4.3 days and regularly aggregates up to 0.98" (25mm) of precipitation. In Roseville, during the entire year, the rain falls for 78.4 days and collects up to 19.09" (485mm) of precipitation.

Snowfall

January through November are months without snowfall.

Daylight

In Roseville, the average length of the day in October is 11h and 10min.
On the first day of the month, sunrise is at 7:01 am and sunset at 6:47 pm. On the last day of October, sunrise is at 7:31 am and sunset at 6:05 pm PDT.

Sunshine

The average sunshine in October is 7.1h.

UV index

In October, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum UV index of 4 in October translates into the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Roseville in October?

The high-temperature during October is 75.7°F (24.3°C) and the low-temperature is 53.1°F (11.7°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in September is appraised at 87.8°F (31°C).

What is the average humidity in October?

In Roseville, the average relative humidity in October is 48%.

How much does it rain in October?

In October, the rain falls for 4.3 days. Throughout October, 0.98" (25mm) of precipitation is accumulated.

When it does not snow?

In Roseville, snow does not fall in January through November.

What is the average length of the day in October?

The average day length in October is 11h and 10min.

What time are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 7:01 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 6:05 pm PDT.

How long on average sun shines in October?

In Roseville, the average sunshine duration in October is 7.1h.

How high is the UV index in October?

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

Average temperature in October
Roseville, CA

Average temperature in October - Roseville, CA
  • Average high temperature in October: 75.7°F

The warmest month (with the highest average high temperature) is July (94.1°F).
The month with the lowest average high temperature is December (54.1°F).

  • Average low temperature in October: 53.1°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is December (40.5°F).

Average pressure in October
Roseville, CA

Average pressure in October - Roseville, CA
  • Average pressure in October: 29.99"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in October
Roseville, CA

Average wind speed in October - Roseville, CA
  • Average wind speed in October: 4.4mph

The windiest month (with the highest average wind speed) is February (5.7mph).
The calmest month (with the lowest average wind speed) is September (4mph).

Average humidity in October
Roseville, CA

Average humidity in October - Roseville, CA
  • Average humidity in October: 48%

The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (41%).

Average rainfall in October
Roseville, CA

Average rainfall in October - Roseville, CA
  • Average rainfall in October: 0.98"

The wettest month (with the highest rainfall) is March (3.58").
The driest months (with the least rainfall) are July and August (0.04").

Average rainfall days in October
Roseville, CA

Average rainfall days in October - Roseville, CA
  • Average rainfall days in October: 4.3 days

The month with the highest number of rainy days is March (14.1 days).
The month with the least rainy days is July (1.1 days).

Average snowfall days in October
Roseville, CA

Average snowfall days in October - Roseville, CA
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is December (0.2 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in October / Average sunshine in October - Roseville, 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 30min).

  • Average sunshine in October: 7h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

Average sunshine days in October
Roseville, CA

Average sunshine days in October - Roseville, CA
  • Average sunshine days in October: 25.8 days

The month with the most sunshine days is July (29.3 days).
The month with the least sunshine days is March (15.8 days).

Average UV index in October
Roseville, CA

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

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in October
Roseville, CA

Average cloud cover in October - Roseville, CA
  • Average cloud cover in October: 15

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 4).

Average visibility in October
Roseville, CA

Average visibility in October - Roseville, 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).

Roseville, California, USA

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