January weather forecast
Hopland, CA

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Weather in January

January, like December, in Hopland, California, is another fresh winter month, with an average temperature varying between 55.2°F (12.9°C) and 38.8°F (3.8°C).

Temperature

Hopland measures an average high-temperature of a still fresh 55.2°F (12.9°C) in January, nearly consistent with the preceding month. Hopland experiences an average temperature drop to an icy 38.8°F (3.8°C) during January nights.

Humidity

The average relative humidity in January is 75%.

Rainfall

In Hopland, during January, the rain falls for 11.3 days and regularly aggregates up to 2.91" (74mm) of precipitation. Throughout the year, there are 83.3 rainfall days, and 17.72" (450mm) of precipitation is accumulated.

Snowfall

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

Daylight

In January, the average length of the day is 9h and 49min.
On the first day of the month, sunrise is at 7:31 am and sunset at 5:00 pm. On the last day of January, in Hopland, sunrise is at 7:19 am and sunset at 5:32 pm PST.

Sunshine

In Hopland, California, the average sunshine in January is 5.5h.

UV index

In January, the average daily maximum UV index in Hopland is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: The daily high UV index of 3 during January translates into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Frequently asked questions

What are the temperatures in Hopland in January?

An average high-temperature, in January, in Hopland, is 55.2°F (12.9°C) and the average low-temperature is 38.8°F (3.8°C).

What is the average humidity in January in Hopland?

In January, the average relative humidity is 75%.

How much does it rain in Hopland in January?

In Hopland, California, during January, the rain falls for 11.3 days and regularly aggregates up to 2.91" (74mm) of precipitation.

When it does not snow in Hopland?

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

Does it snow in Hopland in January?

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

How many hours of daylight does Hopland have in January?

In January, the average day length in Hopland is 9h and 49min.

What time are sunrise and sunset in January in Hopland?

In January, on the first day of the month, sunrise is at 7:31 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:32 pm PST.

How long on average sun shines in January in Hopland?

In Hopland, the average sunshine duration in January is 5.5h.

What is the UV index intensity in January in Hopland?

The average daily maximum UV index in January is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Hopland, CA

Average temperature in January - Hopland, CA
  • Average high temperature in January: 55.2°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is December (53.6°F).

  • Average low temperature in January: 38.8°F

The month with the highest average low temperature is July (53.6°F).
The coldest month (with the lowest average low temperature) is December (37.4°F).

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Average pressure in January
Hopland, CA

Average pressure in January - Hopland, CA
  • Average pressure in January: 30.13"Hg

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

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Average wind speed in January
Hopland, CA

Average wind speed in January - Hopland, CA
  • Average wind speed in January: 4.6mph

The windiest months (with the highest average wind speed) are April, May and June (5.5mph).
The calmest month (with the lowest average wind speed) is November (4.2mph).

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Average humidity in January
Hopland, CA

Average humidity in January - Hopland, CA
  • Average humidity in January: 75%

The month with the highest relative humidity is March (79%).
The months with the lowest relative humidity are July and September (58%).

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Average rainfall in January
Hopland, CA

Average rainfall in January - Hopland, CA
  • Average rainfall in January: 2.91"

The wettest months (with the highest rainfall) are February and December (3.11").
The driest months (with the least rainfall) are July and August (0.08").

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Average rainfall days in January
Hopland, CA

Average rainfall days in January - Hopland, CA
  • Average rainfall days in January: 11.3 days

The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is August (1.3 days).

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Average snowfall in January
Hopland, CA

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

The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in January
Hopland, CA

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

The month with the highest number of snowfall days is February (0.3 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
Hopland, CA

Average daylight in January / Average sunshine in January - Hopland, 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 30min).

  • Average sunshine in January: 5h and 3min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

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Average sunshine days in January
Hopland, CA

Average sunshine days in January - Hopland, CA
  • Average sunshine days in January: 18.5 days

The month with the most sunshine days is July (28.5 days).
The month with the least sunshine days is March (15.9 days).

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Average UV index in January
Hopland, CA

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

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are February and November (UV index 2).

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Average cloud cover in January
Hopland, CA

Average cloud cover in January - Hopland, CA
  • Average cloud cover in January: 42

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 6).

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Average visibility in January
Hopland, CA

Average visibility in January - Hopland, CA
  • Average visibility in January: 5mi

The months with the highest visibility are February, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, March and December (5mi).

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Hopland, California, USA

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