January weather forecast
Lagunitas, CA

Weather in January

January in Lagunitas, California, is a mild winter month, with average temperature varying between 46.6°F (8.1°C) and 55.9°F (13.3°C).

Temperature

In January, the average high-temperature is almost the same as in December - a moderate 55.9°F (13.3°C). In January, in Lagunitas, the average low-temperature is 46.6°F (8.1°C).

Humidity

The average relative humidity in January is 74%.

Rainfall

In Lagunitas, in January, during 10.3 rainfall days, 2.64" (67mm) of precipitation is typically accumulated. In Lagunitas, during the entire year, the rain falls for 80.3 days and collects up to 15.98" (406mm) of precipitation.

Snowfall

In Lagunitas snow does not fall in January through November.

Daylight

The average length of the day in Lagunitas is 9.9h.

Sunshine

The average sunshine in January is 5.7h.

UV index

The average daily maximum UV index in January is 4. A UV Index reading of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 4 transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the average humidity in January in Lagunitas?

In Lagunitas, the average relative humidity in January is 74%.

How many days does it rain in January in Lagunitas?

In Lagunitas, in January, it is raining for 10.3 days, with typically 2.64" (67mm) of accumulated precipitation.

When it does not snow in Lagunitas?

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

Does it snow in Lagunitas in January?

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

How many hours of daylight does Lagunitas have in January?

In January, the average length of the day in Lagunitas, California, is 9.9h.

How many hours of sunshine does Lagunitas have in January?

In January, the average sunshine in Lagunitas, California, is 5.7h.

What is the UV index reading in January in Lagunitas?

In January, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV radiation.

Average temperature in January
Lagunitas, CA

Average temperature in January - Lagunitas, CA
  • Average high temperature in January: 55.9°F

The warmest month (with the highest average high temperature) is September (70.9°F).
The month with the lowest average high temperature is December (55.2°F).

  • Average low temperature in January: 46.6°F

The month with the highest average low temperature is September (56.3°F).
The coldest month (with the lowest average low temperature) is December (46°F).

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Average pressure in January
Lagunitas, CA

Average pressure in January - Lagunitas, CA
  • Average pressure in January: 30.13"

The month with the highest atmospheric pressure is January (30.13").
Months with the lowest atmospheric pressure are June, August and September (29.92").

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Average wind speed in January
Lagunitas, CA

Average wind speed in January - Lagunitas, CA
  • Average wind speed in January: 6.5mph

The windiest months (with the highest average wind speed) are April and May (8.3mph).
The calmest month (with the lowest average wind speed) is November (5.9mph).

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Average humidity in January
Lagunitas, CA

Average humidity in January - Lagunitas, CA
  • Average humidity in January: 74%

The month with the highest relative humidity is August (78%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in January
Lagunitas, CA

Average rainfall in January - Lagunitas, CA
  • Average rainfall in January: 2.64"

The wettest month (with the highest rainfall) is February (3.43").
The driest months (with the least rainfall) are July and August (0.08").

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Average rainfall days in January
Lagunitas, CA

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

The month with the highest number of rainy days is March (12.8 days).
The month with the least rainy days is July (2.3 days).

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Average snowfall days in January
Lagunitas, CA

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

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

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

Average daylight in January / Average sunshine in January - Lagunitas, CA
  • Average daylight in January: 9.9h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in January: 5.7h

The month with the most sunshine is July (Average sunshine: 11.2h).
The month with the least sunshine is December (Average sunshine: 5.6h).

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Average sunshine days in January
Lagunitas, CA

Average sunshine days in January - Lagunitas, CA
  • Average sunshine days in January: 20.1 days

Months with the most sunshine days are June and July (24.8 days).
The month with the least sunshine days is March (16.6 days).

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Average UV index in January
Lagunitas, CA

Average UV index in January - Lagunitas, CA
  • Average UV index in January: 4

Months with the highest UV index are June, July, August and September (UV index 5).
Months with the lowest UV index are February, November and December (UV index 3).

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Average cloud cover in January
Lagunitas, CA

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

The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is September (Cloud cover 19).

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Average visibility in January
Lagunitas, CA

Average visibility in January - Lagunitas, CA
  • Average visibility in January: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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