January weather forecast and climate
Upton, NY

January, the same as December, is a wintry winter month in Upton, New York, with temperature in the range of an average low of 30.6°F (-0.8°C) and an average high of 38.7°F (3.7°C).

Temperature

January is the coldest month, with an average high-temperature of 38.7°F (3.7°C) and an average low-temperature of 30.6°F (-0.8°C).

Humidity

The average relative humidity in Upton is 73%.

Rainfall

January, February and September are months with the least rain when the rain falls for 10.1 days and typically aggregates up to 2.01" (51mm) of rain.

Snowfall

January through April, November and December are months with snowfall. January is the month with the most snowfall in Upton, New York. Snow falls for 5.3 days and accumulates 1.5" (38mm) of snow.

Daylight

In January, the average length of the day is 9.6h.

Sunshine

In Upton, the average sunshine is 5.1h.

UV index

January through March and December, with an average maximum UV index of 2, are months with the lowest UV index in Upton. A UV Index reading of 2, and below, represents a minimal health hazard from the exposure to the Sun's UV rays for average individuals.
Note: In January, the average maximum UV index of 2 translate into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the coldest month in Upton?

The coldest month in Upton is January, with an average high-temperature of 38.7°F (3.7°C) and an average low-temperature of 30.6°F (-0.8°C).

What is the temperature in January in Upton?

In Upton, in January, the average high-temperature is 38.7°F (3.7°C), and the average low-temperature is 30.6°F (-0.8°C).

What is the average humidity in January in Upton?

The average relative humidity in January in Upton is 73%.

How much does it rain in Upton in January?

In January, in Upton, New York, the rain falls for 10.1 days. Throughout January, 2.01" (51mm) of precipitation is accumulated.

What is the driest month in Upton?

Months with the least rainfall in Upton are January, February and September Rain falls for 10.1 days and accumulates 2.01" (51mm) of rain.

How much does it snow in Upton in January?

In Upton, in January, during 5.3 snowfall days, 1.5" (38mm) of snow is typically accumulated.

When does it snow the most in Upton?

January is the month with the most snowfall. Snow falls for 5.3 days and accumulates 1.5" (38mm) of snow.

How many hours of daylight does Upton have in January?

In January, the average length of the day in Upton is 9.6h.

How long on average sun shines in January in Upton?

In January, the average sunshine in Upton, New York, is 5.1h.

When is the lowest UV index in Upton?

Months with the lowest UV index in Upton, New York, are January through March and December, with an average maximum UV index of 2.

How high is the UV index in January in Upton?

The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in January - Upton, NY
  • Average high temperature in January: 3.7°C

The warmest month (with the highest average high temperature) is August (25.3°C).
The month with the lowest average high temperature is January (3.7°C).

  • Average low temperature in January: -0.8°C

Months with the highest average low temperature are July and August (21.9°C).
The coldest month (with the lowest average low temperature) is January (-0.8°C).

Average pressure in January - Upton, NY
  • Average pressure in January: 1017.3mbar

The month with the highest atmospheric pressure is November (1018.9mbar).
The month with the lowest atmospheric pressure is June (1013.6mbar).

Average wind speed in January - Upton, NY
  • Average wind speed in January: 23.3km/h

The windiest month (with the highest average wind speed) is January (23.3km/h).
The calmest month (with the lowest average wind speed) is July (15.4km/h).

Average humidity in January - Upton, NY
  • Average humidity in January: 73%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is November (71%).

Average rainfall in January - Upton, NY
  • Average rainfall in January: 51mm

The wettest month (with the highest rainfall) is December (84mm).
The driest months (with the least rainfall) are January, February and September (51mm).

Average rainfall days in January - Upton, NY
  • Average rainfall days in January: 10.1 days

The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (9 days).

Average snowfall in January - Upton, NY
  • Average snowfall in January: 38mm

The month with the highest snowfall is January (38mm).
Months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in January - Upton, NY
  • Average snowfall days in January: 5.3 days

The month with the highest number of snowfall days is February (5.4 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in January / Average sunshine in January - Upton, NY
  • Average daylight in January: 9.6h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in January: 5.1h

Months with the most sunshine are July and August (Average sunshine: 10.8h).
The month with the least sunshine is February (Average sunshine: 4.8h).

Average sunshine days in January - Upton, NY
  • Average sunshine days in January: 15.6 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is February (12.8 days).

Average UV index in January - Upton, NY
  • Average UV index in January: 2

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, March and December (UV index 2).

Average cloud cover in January - Upton, NY
  • Average cloud cover in January: 45

The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in January - Upton, NY
  • Average visibility in January: 9km

Months with the highest visibility are April, June, July, August, September, October and November (10km).
Months with the lowest visibility are January, February, March, May and December (9km).