January weather forecast and climate
Annapolis, CA

Weather in January

January is a moderate winter month in Annapolis, California, with average temperature varying between 41°F (5°C) and 56.7°F (13.7°C).

Temperature

In January, the average high-temperature is essentially the same as in December - a mild 56.7°F (13.7°C). The average low-temperature, in Annapolis, is 41°F (5°C).

Humidity

In January, the average relative humidity is 75%.

Rainfall

In Annapolis, California, in January, during 11.1 rainfall days, 3.66" (93mm) of precipitation is typically accumulated. Throughout the year, there are 83.1 rainfall days, and 21.38" (543mm) of precipitation is accumulated.

Snowfall

January, March through December are months without snowfall.

Daylight

The average length of the day in Annapolis, California, is 9.8h.

Sunshine

The average sunshine in Annapolis, California, is 5.7h.

UV index

In Annapolis, the average daily maximum UV index in January is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to the UV radiation for average individuals.
Note: In January, the average maximum UV index of 4 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. 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 temperature in January in Annapolis?

In January, the average high-temperature is 56.7°F (13.7°C), and the average low-temperature is 41°F (5°C).

What is the average humidity in January in Annapolis?

In Annapolis, California, the average relative humidity in January is 75%.

How much does it rain in Annapolis in January?

In Annapolis, California, during January, the rain falls for 11.1 days and regularly aggregates up to 3.66" (93mm) of precipitation.

Does it snow in Annapolis in January?

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

When it does not snow in Annapolis?

January, March through December are months without snowfall in Annapolis.

How many hours of daylight does Annapolis have in January?

The average length of the day in January is 9.8h.

How many hours of sunshine does Annapolis have in January?

The average sunshine in January is 5.7h.

How high is the UV index in January in Annapolis?

In Annapolis, the average daily maximum UV index in January is 4. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to the UV radiation.

Average temperature in January
Annapolis, CA

Average temperature in January - Annapolis, CA
  • Average high temperature in January: 56.7°F

The warmest month (with the highest average high temperature) is August (83.5°F).
The month with the lowest average high temperature is December (54.7°F).

  • Average low temperature in January: 41°F

The month with the highest average low temperature is August (54.1°F).
The coldest month (with the lowest average low temperature) is December (39.9°F).

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Average pressure in January
Annapolis, CA

Average pressure in January - Annapolis, 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
Annapolis, CA

Average wind speed in January - Annapolis, CA
  • Average wind speed in January: 5.2mph

The windiest month (with the highest average wind speed) is May (6.8mph).
The calmest month (with the lowest average wind speed) is November (4.9mph).

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Average humidity in January
Annapolis, CA

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

The month with the highest relative humidity is March (78%).
Months with the lowest relative humidity are July and September (60%).

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Average rainfall in January
Annapolis, CA

Average rainfall in January - Annapolis, CA
  • Average rainfall in January: 3.66"

The wettest month (with the highest rainfall) is February (4.49").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in January
Annapolis, CA

Average rainfall days in January - Annapolis, CA
  • Average rainfall days in January: 11.1 days

The month with the highest number of rainy days is March (15 days).
The month with the least rainy days is August (0.9 days).

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Average snowfall in January
Annapolis, CA

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

The month with the highest snowfall is February (0.2").
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
Annapolis, CA

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

The month with the highest number of snowfall days is February (0.3 days).
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
Annapolis, CA

Average daylight in January / Average sunshine in January - Annapolis, CA
  • Average daylight in January: 9.8h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in January: 5.7h

Months with the most sunshine are July and August (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 5.4h).

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Average sunshine days in January
Annapolis, CA

Average sunshine days in January - Annapolis, CA
  • Average sunshine days in January: 19 days

Months with the most sunshine days are July and August (29.6 days).
The month with the least sunshine days is March (14.6 days).

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Average UV index in January
Annapolis, CA

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

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are February, November and December (UV index 3).

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Average cloud cover in January
Annapolis, CA

Average cloud cover in January - Annapolis, CA
  • Average cloud cover in January: 38

The month with the most cloud cover is March (Cloud cover 42).
Months with the least cloud cover are July and August (Cloud cover 6).

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Average visibility in January
Annapolis, CA

Average visibility in January - Annapolis, 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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