January weather forecast
Brownsville, CA

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Weather in January

January, like December, in Brownsville, California, is a cool winter month, with an average temperature varying between 39.7°F (4.3°C) and 54.7°F (12.6°C).

Temperature

Brownsville commences January with an average high-temperature of a still fresh 54.7°F (12.6°C), maintaining a close resemblance to the previous month. In Brownsville, the nighttime temperature averages to a wintry 39.7°F (4.3°C) during January.

Humidity

In Brownsville, the average relative humidity in January is 69%.

Rainfall

In Brownsville, California, in January, it is raining for 10.3 days, with typically 4.49" (114mm) of accumulated precipitation. In Brownsville, during the entire year, the rain falls for 88.4 days and collects up to 30.35" (771mm) of precipitation.

Snowfall

In Brownsville, California, snow does not fall in January, March through October.

Daylight

In Brownsville, the average length of the day in January is 9h and 46min.
On the first day of January in Brownsville, sunrise is at 7:25 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:23 pm PST.

Sunshine

In January, the average sunshine in Brownsville is 5.8h.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 3 during January translates into the following directions:
Undertake protective steps - Recommendations to avoid sunburn are issued. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Stay sun-safe with clothing that is both closely woven and worn loosely.
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Frequently asked questions

What is the temperature in January in Brownsville?

January temperatures in Brownsville, California, vary between a high-temperature of 54.7°F (12.6°C) and a low-temperature of 39.7°F (4.3°C).

What is the average humidity in January in Brownsville?

In January, the average relative humidity in Brownsville is 69%.

How many days does it rain in January in Brownsville?

In Brownsville, in January, it is raining for 10.3 days, with typically 4.49" (114mm) of accumulated precipitation.

When it does not snow in Brownsville?

January, March through October are months without snowfall in Brownsville.

Does it snow in Brownsville in January?

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

What is the average length of the day in January in Brownsville?

In Brownsville, California, the average day length in January is 9h and 46min.

When is the sunrise / sunset in January in Brownsville?

On the first day of January in Brownsville, sunrise is at 7:25 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:23 pm PST.

How many hours of sunshine does Brownsville have in January?

The average sunshine duration in January is 5.8h.

What is the month with the lowest UV index in Brownsville?

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

What is the UV index intensity in January in Brownsville?

In January, the average daily maximum UV index in Brownsville is 3. A UV Index estimate of 3 to 5 represents a medium health risk 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
Brownsville, CA

Average temperature in January - Brownsville, CA
  • Average high temperature in January: 54.7°F

The warmest month (with the highest average high temperature) is July (92.5°F).
The month with the lowest average high temperature is December (52.5°F).

  • Average low temperature in January: 39.7°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is December (38.1°F).

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Average pressure in January
Brownsville, CA

Average pressure in January - Brownsville, CA
  • Average pressure in January: 30.16"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).

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Average wind speed in January
Brownsville, CA

Average wind speed in January - Brownsville, CA
  • Average wind speed in January: 5.9mph

The windiest months (with the highest average wind speed) are February, March and April (6.2mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in January
Brownsville, CA

Average humidity in January - Brownsville, CA
  • Average humidity in January: 69%

The month with the highest relative humidity is March (74%).
The months with the lowest relative humidity are July and August (34%).

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Average rainfall in January
Brownsville, CA

Average rainfall in January - Brownsville, CA
  • Average rainfall in January: 4.49"

The wettest month (with the highest rainfall) is March (6.02").
The driest month (with the least rainfall) is July (0.04").

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Average rainfall days in January
Brownsville, CA

Average rainfall days in January - Brownsville, CA
  • Average rainfall days in January: 10.3 days

The month with the highest number of rainy days is March (15.5 days).
The month with the least rainy days is July (1.4 days).

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Average snowfall in January
Brownsville, CA

Average snowfall in January - Brownsville, CA
  • Average snowfall in January: 0"

The month with the highest snowfall is February (0.43").
The months with the least snowfall are January, March, April, May, June, July, August, September and October (0").

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Average snowfall days in January
Brownsville, CA

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

The month with the highest number of snowfall days is February (0.6 days).
The months with the least snowfall days are January, April, May, June, July, August, September and October (0 days).

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

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

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

  • Average sunshine in January: 5h and 5min

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 42min).

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Average sunshine days in January
Brownsville, CA

Average sunshine days in January - Brownsville, CA
  • Average sunshine days in January: 19.2 days

The month with the most sunshine days is July (28.3 days).
The month with the least sunshine days is March (14.5 days).

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Average UV index in January
Brownsville, CA

Average UV index in January - Brownsville, 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).

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Average cloud cover in January
Brownsville, CA

Average cloud cover in January - Brownsville, CA
  • Average cloud cover in January: 36

The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in January
Brownsville, CA

Average visibility in January - Brownsville, 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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Brownsville, California, USA

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