January weather forecast
Cornish Flat, NH

Share

Weather in January

January, the same as December, in Cornish Flat, New Hampshire, is another subzero cold winter month, with temperature in the range of an average low of 12.4°F (-10.9°C) and an average high of 25.2°F (-3.8°C).

Temperature

Cornish Flat's temperature records reveal January as the coldest month, marked by average highs of 25.2°F (-3.8°C) and lows of 12.4°F (-10.9°C).

Humidity

January and February, with an average relative humidity of 86%, are the most humid months.

Rainfall

In Cornish Flat, during January, the rain falls for 8.6 days and regularly aggregates up to 1.85" (47mm) of precipitation. Throughout the year, there are 156.4 rainfall days, and 26.14" (664mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In January, it is snowing for 16.3 days. Throughout January, 7.01" (178mm) of snow is accumulated. Throughout the year, there are 74.2 snowfall days, and 35.67" (906mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 23min.
On the first day of January, sunrise is at 7:21 am and sunset at 4:23 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 4:58 pm EST.

Sunshine

The average sunshine in January is 3.9h.

UV index

The average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 2 in January converts into the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. It's recommended to limit sun exposure when its radiation is at its peak during midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

January, on average, is the coldest month, registering a high temperature of 25.2°F (-3.8°C) and a low of 12.4°F (-10.9°C).

How cold is January?

The high-temperature, in January, in Cornish Flat, records 25.2°F (-3.8°C), while the low-temperature is 12.4°F (-10.9°C).

What are the most humid months?

The months with the highest humidity are January and February, with an average relative humidity of 86%.

What is the average humidity in January?

The average relative humidity in January is 86%.

How many days does it rain in January?

In Cornish Flat, in January, it is raining for 8.6 days, with typically 1.85" (47mm) of accumulated precipitation.

How many days does it snow in January?

In January, it is snowing for 16.3 days. Throughout January, 7.01" (178mm) of snow is accumulated.

What is the average length of the day in January?

In Cornish Flat, the average day length in January is 9h and 23min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:21 am and sunset at 4:23 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 4:58 pm EST.

How many hours of sunshine does Cornish Flat have in January?

The average sunshine duration in January is 3.9h.

What is the UV index reading in January?

In Cornish Flat, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Cornish Flat, NH

Average temperature in January - Cornish Flat, NH
  • Average high temperature in January: 25.2°F

The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in January: 12.4°F

The month with the highest average low temperature is July (56.1°F).
The coldest month (with the lowest average low temperature) is January (12.4°F).

Average pressure in January
Cornish Flat, NH

Average pressure in January - Cornish Flat, NH
  • Average pressure in January: 30.02"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in January
Cornish Flat, NH

Average wind speed in January - Cornish Flat, NH
  • Average wind speed in January: 7.3mph

The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in January
Cornish Flat, NH

Average humidity in January - Cornish Flat, NH
  • Average humidity in January: 86%

The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is May (75%).

Average rainfall in January
Cornish Flat, NH

Average rainfall in January - Cornish Flat, NH
  • Average rainfall in January: 1.85"

The wettest month (with the highest rainfall) is October (2.87").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days in January
Cornish Flat, NH

Average rainfall days in January - Cornish Flat, NH
  • Average rainfall days in January: 8.6 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (8.6 days).

Average snowfall in January
Cornish Flat, NH

Average snowfall in January - Cornish Flat, NH
  • Average snowfall in January: 7.01"

The month with the highest snowfall is February (9.29").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Cornish Flat, NH

Average snowfall days in January - Cornish Flat, NH
  • Average snowfall days in January: 16.3 days

The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Cornish Flat, NH

Average daylight in January / Average sunshine in January - Cornish Flat, NH
  • Average daylight in January: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in January: 3h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

Average sunshine days in January
Cornish Flat, NH

Average sunshine days in January - Cornish Flat, NH
  • Average sunshine days in January: 11.8 days

The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is March (9.7 days).

Average UV index in January
Cornish Flat, NH

Average UV index in January - Cornish Flat, NH
  • Average UV index in January: 2

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).

Average cloud cover in January
Cornish Flat, NH

Average cloud cover in January - Cornish Flat, NH
  • Average cloud cover in January: 59

The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in January
Cornish Flat, NH

Average visibility in January - Cornish Flat, NH
  • Average visibility in January: 4mi

The months with the highest visibility are April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February, March and September (4mi).

Cornish Flat, New Hampshire, USA

Weather forecast for your location

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