January weather forecast
Lathrop, CA

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Weather in January

January in Lathrop, California, is a moderate winter month, with temperature in the range of an average low of 41°F (5°C) and an average high of 56.8°F (13.8°C).

Temperature

Lathrop experiences a recorded average high-temperature of a moderate 56.8°F (13.8°C) in January, closely aligned with December's 54.9°F (12.7°C). In the month of January, an average of 41°F (5°C) marks the low-temperature.

Humidity

With an average relative humidity of 73%, January is the most humid month.

Rainfall

In Lathrop, during January, the rain falls for 8.5 days and regularly aggregates up to 1.81" (46mm) of precipitation. In Lathrop, during the entire year, the rain falls for 67.8 days and collects up to 11.22" (285mm) of precipitation.

Snowfall

January through November are months without snowfall in Lathrop.

Daylight

In Lathrop, the average length of the day in January is 9h and 54min.
On the first day of January, sunrise is at 7:20 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:27 pm PST.

Sunshine

The average sunshine in January is 6.2h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 3 in January leads to these recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average January temperature?

Lathrop in January has an average high-temperature of 56.8°F (13.8°C) and an average low-temperature of 41°F (5°C).

What is the most humid month in Lathrop?

January is the most humid month, with an average relative humidity of 73%.

What is the average humidity in January?

The average relative humidity in January is 73%.

How many days does it rain in January?

In January, the rain falls for 8.5 days. Throughout January, 1.81" (46mm) of precipitation is accumulated.

When it does not snow?

In Lathrop, California, snow does not fall in January through November.

Does it snow in January?

In January, it doesn't snow. December is the latest month when it typically snows.

What is the average length of the day in January?

In January, the average day length is 9h and 54min.

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 7:20 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:27 pm PST.

How long on average sun shines in January?

In Lathrop, the average sunshine duration in January is 6.2h.

When is the lowest UV index in Lathrop?

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index.

How high is the UV index in January?

In Lathrop, the average daily maximum UV index in January is 3. A UV Index reading of 3 to 5 represents a moderate health threat 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 January
Lathrop, CA

Average temperature in January - Lathrop, CA
  • Average high temperature in January: 56.8°F

The warmest month (with the highest average high temperature) is July (94.6°F).
The month with the lowest average high temperature is December (54.9°F).

  • Average low temperature in January: 41°F

The month with the highest average low temperature is August (59.9°F).
The coldest month (with the lowest average low temperature) is December (40.6°F).

Average pressure in January
Lathrop, CA

Average pressure in January - Lathrop, CA
  • Average pressure in January: 30.15"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in January
Lathrop, CA

Average wind speed in January - Lathrop, CA
  • Average wind speed in January: 4.9mph

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

Average humidity in January
Lathrop, CA

Average humidity in January - Lathrop, CA
  • Average humidity in January: 73%

The month with the highest relative humidity is January (73%).
The month with the lowest relative humidity is July (42%).

Average rainfall in January
Lathrop, CA

Average rainfall in January - Lathrop, CA
  • Average rainfall in January: 1.81"

The wettest month (with the highest rainfall) is March (2.01").
The driest months (with the least rainfall) are July and August (0.08").

Average rainfall days in January
Lathrop, CA

Average rainfall days in January - Lathrop, CA
  • Average rainfall days in January: 8.5 days

The month with the highest number of rainy days is March (12 days).
The month with the least rainy days is August (1.2 days).

Average snowfall days in January
Lathrop, CA

Average snowfall days in January - Lathrop, CA
  • Average snowfall days in January: 0 days

The month with the highest number of snowfall days is December (0.1 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 January /
Average sunshine in January
Lathrop, CA

Average daylight in January / Average sunshine in January - Lathrop, CA
  • Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in January: 6h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

Average sunshine days in January
Lathrop, CA

Average sunshine days in January - Lathrop, CA
  • Average sunshine days in January: 21.5 days

The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is March (17.5 days).

Average UV index in January
Lathrop, CA

Average UV index in January - Lathrop, CA
  • Average UV index in January: 3

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 January
Lathrop, CA

Average cloud cover in January - Lathrop, CA
  • Average cloud cover in January: 31

The month with the most cloud cover is March (Cloud cover 34).
The month with the least cloud cover is July (Cloud cover 4).

Average visibility in January
Lathrop, CA

Average visibility in January - Lathrop, 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).

Lathrop, California, USA

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