January weather forecast
McHenry, CA

Share

Weather in January

January, like December, is another refreshing winter month in McHenry, California, with an average temperature fluctuating between 57.7°F (14.3°C) and 41.4°F (5.2°C).

Temperature

At the onset of January, McHenry records an average high-temperature of a still refreshing 57.7°F (14.3°C), showing little deviation from the preceding month. Throughout the January nights, McHenry encounters a low-temperature of 41.4°F (5.2°C).

Humidity

With an average relative humidity of 72%, January is the most humid month in McHenry.

Rainfall

In McHenry, California, in January, it is raining for 7.1 days, with typically 0.98" (25mm) of accumulated precipitation. Throughout the year, in McHenry, California, there are 59.3 rainfall days, and 8.23" (209mm) of precipitation is accumulated.

Snowfall

In McHenry, snow does not fall in January through November.

Daylight

The average length of the day in January is 9h and 55min.
On the first day of January in McHenry, sunrise is at 7:19 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:26 pm PST.

Sunshine

In McHenry, the average sunshine in January is 6.3h.

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 value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In January, the maximum UV index of 3 suggests these recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
[Resources]

Frequently asked questions

What is the usual temperature for McHenry in January?

McHenry in January has an average high-temperature of 57.7°F (14.3°C) and an average low-temperature of 41.4°F (5.2°C).

What is the most humid month in McHenry?

January is the most humid month in McHenry, with an average relative humidity of 72%.

What is the average humidity in January in McHenry?

The average relative humidity in January in McHenry, California, is 72%.

How much does it rain in McHenry in January?

In McHenry, during January, the rain falls for 7.1 days and regularly aggregates up to 0.98" (25mm) of precipitation.

When it does not snow in McHenry?

In McHenry, snow does not fall in January through November.

Does it snow in McHenry in January?

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

How many hours of daylight does McHenry have in January?

The average day length in January in McHenry is 9h and 55min.

When is the sunrise / sunset in January in McHenry?

In January, on the first day of the month, sunrise is at 7:19 am and sunset at 4:55 pm. On the last day of the month, in McHenry, sunrise is at 7:08 am and sunset at 5:26 pm PST.

How long on average sun shines in January in McHenry?

In January, the average sunshine duration in McHenry, California, is 6.3h.

When is the lowest UV index in McHenry?

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

What is the UV index intensity in January in McHenry?

In January, the average daily maximum UV index in McHenry, California, is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to 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
McHenry, CA

Average temperature in January - McHenry, CA
  • Average high temperature in January: 57.7°F

The warmest month (with the highest average high temperature) is July (96.4°F).
The month with the lowest average high temperature is December (55.4°F).

  • Average low temperature in January: 41.4°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is December (41°F).

[Resources]

Average pressure in January
McHenry, CA

Average pressure in January - McHenry, 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).

[Resources]

Average wind speed in January
McHenry, CA

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

The windiest month (with the highest average wind speed) is June (7.1mph).
The calmest month (with the lowest average wind speed) is November (4.9mph).

[Resources]

Average humidity in January
McHenry, CA

Average humidity in January - McHenry, CA
  • Average humidity in January: 72%

The month with the highest relative humidity is January (72%).
The month with the lowest relative humidity is July (37%).

[Resources]

Average rainfall in January
McHenry, CA

Average rainfall in January - McHenry, CA
  • Average rainfall in January: 0.98"

The wettest month (with the highest rainfall) is March (1.65").
The driest months (with the least rainfall) are July and August (0.04").

[Resources]

Average rainfall days in January
McHenry, CA

Average rainfall days in January - McHenry, CA
  • Average rainfall days in January: 7.1 days

The month with the highest number of rainy days is March (11.3 days).
The month with the least rainy days is August (0.7 days).

[Resources]

Average snowfall in January
McHenry, CA

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

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

[Resources]

Average snowfall days in January
McHenry, CA

Average snowfall days in January - McHenry, 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).

[Resources]

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

Average daylight in January / Average sunshine in January - McHenry, 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 2min

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

[Resources]

Average sunshine days in January
McHenry, CA

Average sunshine days in January - McHenry, CA
  • Average sunshine days in January: 22.8 days

The month with the most sunshine days is August (29.2 days).
The month with the least sunshine days is March (18.7 days).

[Resources]

Average UV index in January
McHenry, CA

Average UV index in January - McHenry, 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).

[Resources]

Average cloud cover in January
McHenry, CA

Average cloud cover in January - McHenry, CA
  • Average cloud cover in January: 30

The month with the most cloud cover is March (Cloud cover 33).
The month with the least cloud cover is July (Cloud cover 4).

[Resources]

Average visibility in January
McHenry, CA

Average visibility in January - McHenry, 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).

[Resources]

McHenry, California, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location