January weather forecast
Glen Avon, CA

Share

Weather in January

January, the same as December, is another refreshing winter month in Glen Avon, California, with temperature in the range of an average low of 47.3°F (8.5°C) and an average high of 65.3°F (18.5°C).

Temperature

Glen Avon's weather in January indicates an average high-temperature of a still refreshing 65.3°F (18.5°C), nearly consistent with the 63.3°F (17.4°C) of December. In Glen Avon, the average nighttime temperature during January is a chilly 47.3°F (8.5°C).

Humidity

In January, the average relative humidity is 49%.

Rainfall

In Glen Avon, during January, the rain falls for 5.2 days and regularly aggregates up to 1.1" (28mm) of precipitation. Throughout the year, there are 49 rainfall days, and 7.32" (186mm) of precipitation is accumulated.

Snowfall

In Glen Avon, snow does not fall in January, March through December.

Daylight

In January, the average length of the day is 10h and 11min.
On the first day of the month, sunrise is at 6:55 am and sunset at 4:51 pm. On the last day of January, sunrise is at 6:47 am and sunset at 5:19 pm PST.

Sunshine

In Glen Avon, the average sunshine in January is 6.9h.

UV index

In Glen Avon, the average daily maximum UV index in January is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: A maximum UV index of 4 in January translates into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Updated: Jul 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Glen Avon in January?

The average high-temperature, in January, in Glen Avon, is 65.3°F (18.5°C), while the average low-temperature is 47.3°F (8.5°C).

What is the average humidity in January?

The average relative humidity in January is 49%.

How much does it rain in January?

In Glen Avon, during January, the rain falls for 5.2 days and regularly aggregates up to 1.1" (28mm) of precipitation.

When it does not snow in Glen Avon?

In Glen Avon, snow does not fall in January, March through December.

Does it snow in January?

In Glen Avon, in January, it doesn't snow. In February, it regularly snows.

How many hours of daylight does Glen Avon have in January?

In Glen Avon, the average day length in January is 10h and 11min.

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 6:55 am and sunset at 4:51 pm. On the last day of the month, in Glen Avon, sunrise is at 6:47 am and sunset at 5:19 pm PST.

How long on average sun shines in January?

In Glen Avon, the average sunshine duration in January is 6.9h.

What is the UV index reading in January?

The average daily maximum UV index in January is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.
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 January
Glen Avon, CA

Average temperature in January - Glen Avon, CA
  • Average high temperature in January: 65.3°F

The warmest month (with the highest average high temperature) is August (91.2°F).
The month with the lowest average high temperature is December (63.3°F).

  • Average low temperature in January: 47.3°F

The month with the highest average low temperature is August (66.4°F).
The coldest month (with the lowest average low temperature) is December (45.9°F).

Average pressure in January
Glen Avon, CA

Average pressure in January - Glen Avon, CA
  • Average pressure in January: 30.1"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in January
Glen Avon, CA

Average wind speed in January - Glen Avon, CA
  • Average wind speed in January: 5.2mph

The windiest month (with the highest average wind speed) is May (5.6mph).
The calmest month (with the lowest average wind speed) is September (4.4mph).

Average humidity in January
Glen Avon, CA

Average humidity in January - Glen Avon, CA
  • Average humidity in January: 49%

The month with the highest relative humidity is May (56%).
The month with the lowest relative humidity is August (43%).

Average rainfall in January
Glen Avon, CA

Average rainfall in January - Glen Avon, CA
  • Average rainfall in January: 1.1"

The wettest months (with the highest rainfall) are February and December (1.61").
The driest month (with the least rainfall) is June (0.04").

Average rainfall days in January
Glen Avon, CA

Average rainfall days in January - Glen Avon, CA
  • Average rainfall days in January: 5.2 days

The month with the highest number of rainy days is March (7.7 days).
The month with the least rainy days is June (1.1 days).

Average snowfall days in January
Glen Avon, CA

Average snowfall days in January - Glen Avon, CA
  • Average snowfall days in January: 0 days

The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in January /
Average sunshine in January
Glen Avon, CA

Average daylight in January / Average sunshine in January - Glen Avon, CA
  • Average daylight in January: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in January: 6h and 5min

The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 6h and 48min).

Average sunshine days in January
Glen Avon, CA

Average sunshine days in January - Glen Avon, CA
  • Average sunshine days in January: 25 days

The month with the most sunshine days is June (27.9 days).
The month with the least sunshine days is February (21.6 days).

Average UV index in January
Glen Avon, CA

Average UV index in January - Glen Avon, CA
  • Average UV index in January: 4

The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in January
Glen Avon, CA

Average cloud cover in January - Glen Avon, CA
  • Average cloud cover in January: 21

The months with the most cloud cover are February and March (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 5).

Average visibility in January
Glen Avon, CA

Average visibility in January - Glen Avon, CA
  • Average visibility in January: 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).

Glen Avon, California, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location