Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average sea temperature in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January, noted for its average high-temperature of 34.3°F (1.3°C) and an average low-temperature of 23.9°F (-4.5°C), is considered the coldest month.Humidity
In January, the average relative humidity is 76%.Rainfall
In Marblehead, during January, the rain falls for 8.3 days and regularly aggregates up to 2.28" (58mm) of precipitation. In Marblehead, during the entire year, the rain falls for 146.3 days and collects up to 28.23" (717mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Marblehead, in January, snow falls for 8 days, with typically accumulated 2.48" (63mm) of snow. Throughout the year, there are 30.7 snowfall days, and 14.33" (364mm) of snow is accumulated.Ocean temperature
In Marblehead, Massachusetts, the average seawater temperature in January is 41.5°F (5.3°C).Note: At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.
Daylight
The average length of the day in January is 9h and 29min.On the first day of January, sunrise is at 7:12 am and sunset at 4:20 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 4:55 pm EST.
Sunshine
In Marblehead, the average sunshine in January is 5h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 2 in January interprets into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
How cold is January?
What is the average humidity in January?
How much does it rain in January?
How many days does it snow in January?
How cold is the water in January?
What is the average length of the day in January?
When is the sunrise / sunset in January?
How long on average sun shines in January?
When is the lowest UV index in Marblehead?
What is the UV index intensity in January?
Average temperature in January
Marblehead, MA
- Average high temperature in January: 34.3°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in January: 23.9°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure in January
Marblehead, MA
- Average pressure in January: 30"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Marblehead, MA
- Average wind speed in January: 11.6mph
The windiest month (with the highest average wind speed) is January (11.6mph).
The calmest month (with the lowest average wind speed) is August (7mph).
Average humidity in January
Marblehead, MA
- Average humidity in January: 76%
The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is April (71%).
Average rainfall in January
Marblehead, MA
- Average rainfall in January: 2.28"
The wettest month (with the highest rainfall) is December (3.03").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in January
Marblehead, MA
- Average rainfall days in January: 8.3 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in January
Marblehead, MA
- Average snowfall in January: 2.48"
The month with the highest snowfall is February (4.06").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Marblehead, MA
- Average snowfall days in January: 8 days
The month with the highest number of snowfall days is January (8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average sea temperature in January
Marblehead, MA
- Average sea temperature in January: 41.6°F
The best month for swimming (with the highest average sea temperature) is August (66.4°F).
The coldest month (with the lowest average sea temperature) is March (38.8°F).
Average daylight in January /
Average sunshine in January
Marblehead, MA
- Average daylight in January: 9h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January: 5h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).
Average sunshine days in January
Marblehead, MA
- Average sunshine days in January: 17 days
The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is April (13.3 days).
Average UV index in January
Marblehead, MA
- Average UV index in January: 2
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in January
Marblehead, MA
- Average cloud cover in January: 46
The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in January
Marblehead, MA
- 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).
Marblehead, Massachusetts, USA
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