January weather forecast and climate
Middle Island, NY

January, the same as December, is a wintry winter month in Middle Island, New York, with temperature in the range of an average high of 37.9°F (3.3°C) and an average low of 29.5°F (-1.4°C).

Temperature

The coldest month is January, with an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 29.5°F (-1.4°C).

Humidity

In January, the average relative humidity is 72%.

Rainfall

The month with the least rainfall in Middle Island, New York, is January when the rain falls for 8 days and typically collects 2.24" (57mm) of precipitation.

Snowfall

Months with snowfall are January through March, May and December. In Middle Island, during January, snow falls for 4.3 days and regularly aggregates up to 1.18" (30mm) of snow. Throughout the year, in Middle Island, there are 14.9 snowfall days, and 5.71" (145mm) of snow is accumulated.

Daylight

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

Sunshine

The average sunshine in January 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. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: In January, the average maximum UV index of 2 translate into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the coldest month in Middle Island?

The coldest month in Middle Island is January, with an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 29.5°F (-1.4°C).

What is the temperature in January in Middle Island?

In January, in Middle Island, the average high-temperature is 37.9°F (3.3°C), and the average low-temperature is 29.5°F (-1.4°C).

What is the average humidity in January in Middle Island?

The average relative humidity in January in Middle Island is 72%.

How much does it rain in Middle Island in January?

In Middle Island, New York, in January, during 8 rainfall days, 2.24" (57mm) of precipitation is typically accumulated.

What is the driest month in Middle Island?

January is the month with the least rainfall in Middle Island. Rain falls for 8 days and accumulates 2.24" (57mm) of precipitation.

How many days does it snow in January in Middle Island?

In January, in Middle Island, it is snowing for 4.3 days. Throughout January, 1.18" (30mm) of snow is accumulated.

How many hours of daylight does Middle Island have in January?

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

How long on average sun shines in January in Middle Island?

In January, the average sunshine is 5.1h.

When is the lowest UV index in Middle Island?

January through March and December, with an average maximum UV index of 2, are months with the lowest UV index in Middle Island.

What is the UV index reading in January in Middle Island?

In Middle Island, New York, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from the exposure to the Sun's UV radiation.
Average temperature in January - Middle Island, NY
  • Average high temperature in January: 3.3°C

The warmest months (with the highest average high temperature) are July and August (25.7°C).
The month with the lowest average high temperature is January (3.3°C).

  • Average low temperature in January: -1.4°C

Months with the highest average low temperature are July and August (21.6°C).
The coldest month (with the lowest average low temperature) is January (-1.4°C).

Average pressure in January - Middle Island, 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 - Middle Island, NY
  • Average wind speed in January: 21.8km/h

The windiest month (with the highest average wind speed) is January (21.8km/h).
The calmest month (with the lowest average wind speed) is July (14km/h).

Average humidity in January - Middle Island, NY
  • Average humidity in January: 72%

Months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (71%).

Average rainfall in January - Middle Island, NY
  • Average rainfall in January: 57mm

The wettest month (with the highest rainfall) is December (97mm).
The driest month (with the least rainfall) is January (57mm).

Average rainfall days in January - Middle Island, NY
  • Average rainfall days in January: 8 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (8 days).

Average snowfall in January - Middle Island, NY
  • Average snowfall in January: 30mm

The month with the highest snowfall is March (55mm).
Months with the least snowfall are April, June, July, August, September, October and November (0mm).

Average snowfall days in January - Middle Island, NY
  • Average snowfall days in January: 4.3 days

The month with the highest number of snowfall days is February (4.6 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in January / Average sunshine in January - Middle Island, 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

The month with the most sunshine is July (Average sunshine: 10.6h).
The month with the least sunshine is February (Average sunshine: 4.7h).

Average sunshine days in January - Middle Island, NY
  • Average sunshine days in January: 17.7 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is August (12.5 days).

Average UV index in January - Middle Island, 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 - Middle Island, NY
  • Average cloud cover in January: 45

The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in January - Middle Island, NY
  • Average visibility in January: 9km

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