January weather forecast
Etiwanda, CA

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Weather in January

January, the same as December, is another enjoyable winter month in Etiwanda, California, with an average temperature varying between 64°F (17.8°C) and 46.2°F (7.9°C).

Temperature

The transition from December to January sees an average high-temperature of a still enjoyable 64°F (17.8°C), indicating a minor variance from the prior month. Etiwanda sees an average low-temperature of 46.2°F (7.9°C) during January.

Humidity

In January, the average relative humidity in Etiwanda is 49%.

Rainfall

In Etiwanda, in January, it is raining for 4.6 days, with typically 0.51" (13mm) of accumulated precipitation. Throughout the year, there are 42.3 rainfall days, and 4.53" (115mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Etiwanda, the average length of the day in January 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, in Etiwanda, sunrise is at 6:47 am and sunset at 5:19 pm PST.

Sunshine

In January, the average sunshine is 7h.

UV index

In Etiwanda, the average daily maximum UV index in January is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: A maximum high UV index of 4 in January translates into the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
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Frequently asked questions

What are the temperatures in Etiwanda in January?

The high-temperature, in January, in Etiwanda, is 64°F (17.8°C), while the low-temperature averages to 46.2°F (7.9°C).

What is the average humidity in January in Etiwanda?

The average relative humidity in January in Etiwanda, California, is 49%.

How much does it rain in Etiwanda in January?

In January, in Etiwanda, California, the rain falls for 4.6 days. Throughout January, 0.51" (13mm) of precipitation is accumulated.

When it does not snow in Etiwanda?

January, March through December are months without snowfall in Etiwanda, California.

Does it snow in Etiwanda in January?

In Etiwanda, California, in January, it doesn't snow. In February, it regularly snows.

How many hours of daylight does Etiwanda have in January?

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

When are sunrise and sunset in January in Etiwanda?

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 Etiwanda, sunrise is at 6:47 am and sunset at 5:19 pm PST.

How many hours of sunshine does Etiwanda have in January?

In Etiwanda, the average sunshine duration in January is 7h.

How high is the UV index in January in Etiwanda?

In Etiwanda, California, the average daily maximum UV index in January is 4. A UV Index reading of 3 to 5 represents a medium health risk from 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
Etiwanda, CA

Average temperature in January - Etiwanda, CA
  • Average high temperature in January: 64°F

The warmest month (with the highest average high temperature) is August (91.8°F).
The month with the lowest average high temperature is December (61.7°F).

  • Average low temperature in January: 46.2°F

The month with the highest average low temperature is August (66.6°F).
The coldest months (with the lowest average low temperature) are February and December (45.3°F).

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Average pressure in January
Etiwanda, CA

Average pressure in January - Etiwanda, 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).

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Average wind speed in January
Etiwanda, CA

Average wind speed in January - Etiwanda, CA
  • Average wind speed in January: 5.3mph

The windiest month (with the highest average wind speed) is May (5.9mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).

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Average humidity in January
Etiwanda, CA

Average humidity in January - Etiwanda, CA
  • Average humidity in January: 49%

The months with the highest relative humidity are February, March and May (53%).
The month with the lowest relative humidity is August (41%).

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Average rainfall in January
Etiwanda, CA

Average rainfall in January - Etiwanda, CA
  • Average rainfall in January: 0.51"

The wettest month (with the highest rainfall) is February (0.98").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in January
Etiwanda, CA

Average rainfall days in January - Etiwanda, CA
  • Average rainfall days in January: 4.6 days

The month with the highest number of rainy days is March (6.3 days).
The month with the least rainy days is June (0.9 days).

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Average snowfall days in January
Etiwanda, CA

Average snowfall days in January - Etiwanda, 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).

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Average daylight in January /
Average sunshine in January
Etiwanda, CA

Average daylight in January / Average sunshine in January - Etiwanda, 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: 7h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 6h and 54min).

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Average sunshine days in January
Etiwanda, CA

Average sunshine days in January - Etiwanda, CA
  • Average sunshine days in January: 25.8 days

The month with the most sunshine days is June (28.3 days).
The month with the least sunshine days is February (22.8 days).

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Average UV index in January
Etiwanda, CA

Average UV index in January - Etiwanda, 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).

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Average cloud cover in January
Etiwanda, CA

Average cloud cover in January - Etiwanda, CA
  • Average cloud cover in January: 19

The months with the most cloud cover are February and December (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in January
Etiwanda, CA

Average visibility in January - Etiwanda, 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).

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Etiwanda, California, USA

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