January weather forecast and climate
New Orleans, LA

Commuter buses on the street in New Orleans, Louisiana
Commuter buses on the street in New Orleans, Louisiana

Weather in January

January, like December, is a moderate winter month in New Orleans, Louisiana, with average temperature ranging between min 48.6°F (9.2°C) and max 60.4°F (15.8°C).

Temperature

With an average high-temperature of 60.4°F (15.8°C) and an average low-temperature of 48.6°F (9.2°C), January is the coldest month.

Humidity

In New Orleans, the average relative humidity is 74%.

Rainfall

In January, in New Orleans, the rain falls for 5.8 days. Throughout January, 0.47" (12mm) of precipitation is accumulated. Throughout the year, in New Orleans, there are 112.1 rainfall days, and 9.37" (238mm) of precipitation is accumulated.

Snowfall

January is the only month when snow falls in New Orleans. The month with the most snowfall days is January when snow falls for 0.1 days.

Daylight

In New Orleans, the average length of the day in January is 10.5h.

Sunshine

The average sunshine in New Orleans is 5.7h.

UV index

The average daily maximum UV index in New Orleans is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 4 in January transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the coldest month in New Orleans?

With an average high-temperature of 60.4°F (15.8°C) and an average low-temperature of 48.6°F (9.2°C), January is the coldest month in New Orleans, Louisiana.

What is the average humidity in January in New Orleans?

In New Orleans, the average relative humidity in January is 74%.

How much does it rain in New Orleans in January?

In New Orleans, during January, the rain falls for 5.8 days and regularly aggregates up to 0.47" (12mm) of precipitation.

When does it snow the most in New Orleans?

January has the most snowfall days of the year. Snow falls for 0.1 days.

When does it start snowing in New Orleans?

January is the first month it typically snows in New Orleans. Throughout January, there are 0.1 snowfall days.

How many hours of daylight does New Orleans have in January?

In New Orleans, the average length of the day in January is 10.5h.

How many hours of sunshine does New Orleans have in January?

In January, the average sunshine is 5.7h.

What is the UV index reading in January in New Orleans?

In January, the average daily maximum UV index in New Orleans is 4. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to the Sun's UV rays.

Average temperature in January
New Orleans, LA

Average temperature in January - New Orleans, LA
  • Average high temperature in January: 15.8°C

The warmest months (with the highest average high temperature) are July and August (31.9°C).
The month with the lowest average high temperature is January (15.8°C).

  • Average low temperature in January: 9.2°C

The month with the highest average low temperature is August (26.4°C).
The coldest month (with the lowest average low temperature) is January (9.2°C).

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Average pressure in January
New Orleans, LA

Average pressure in January - New Orleans, LA
  • Average pressure in January: 1021.4mbar

The month with the highest atmospheric pressure is January (1021.4mbar).
Months with the lowest atmospheric pressure are June and August (1014.9mbar).

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Average wind speed in January
New Orleans, LA

Average wind speed in January - New Orleans, LA
  • Average wind speed in January: 15.4km/h

The windiest month (with the highest average wind speed) is April (15.8km/h).
The calmest month (with the lowest average wind speed) is July (10.6km/h).

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Average humidity in January
New Orleans, LA

Average humidity in January - New Orleans, LA
  • Average humidity in January: 74%

Months with the highest relative humidity are February and December (77%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in January
New Orleans, LA

Average rainfall in January - New Orleans, LA
  • Average rainfall in January: 12mm

The wettest month (with the highest rainfall) is July (40mm).
The driest months (with the least rainfall) are March and April (11mm).

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Average rainfall days in January
New Orleans, LA

Average rainfall days in January - New Orleans, LA
  • Average rainfall days in January: 5.8 days

The month with the highest number of rainy days is August (17.2 days).
The month with the least rainy days is November (4.7 days).

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Average snowfall days in January
New Orleans, LA

Average snowfall days in January - New Orleans, LA
  • Average snowfall days in January: 0.1 days

The month with the highest number of snowfall days is January (0.1 days).
Months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

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Average daylight in January /
Average sunshine in January
New Orleans, LA

Average daylight in January / Average sunshine in January - New Orleans, LA
  • Average daylight in January: 10.5h

The month with the longest days is June (Average daylight: 14.1h).
The month with the shortest days is December (Average daylight: 10.2h).

  • Average sunshine in January: 5.7h

The month with the most sunshine is June (Average sunshine: 11h).
The month with the least sunshine is December (Average sunshine: 5.1h).

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Average sunshine days in January
New Orleans, LA

Average sunshine days in January - New Orleans, LA
  • Average sunshine days in January: 23.1 days

The month with the most sunshine days is November (23.5 days).
The month with the least sunshine days is August (8.9 days).

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Average UV index in January
New Orleans, LA

Average UV index in January - New Orleans, LA
  • Average UV index in January: 4

Months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in January
New Orleans, LA

Average cloud cover in January - New Orleans, LA
  • Average cloud cover in January: 36

The month with the most cloud cover is December (Cloud cover 44).
The month with the least cloud cover is October (Cloud cover 24).

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Average visibility in January
New Orleans, LA

Average visibility in January - New Orleans, LA
  • Average visibility in January: 10km

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

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