Climate and monthly weather forecast
Saint Bernard, LA

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Weather in January

January, like December, is another refreshing winter month in Saint Bernard, Louisiana, with an average temperature varying between 60.3°F (15.7°C) and 48.9°F (9.4°C). January, characterized by an average high temperature of 60.3°F (15.7°C) and a low temperature of 48.9°F (9.4°C), is generally the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is a refreshing month in Saint Bernard, Louisiana, with an average temperature fluctuating between 64°F (17.8°C) and 53.2°F (11.8°C). As Saint Bernard steps into February, the average high-temperature holds at a comfortable 64°F (17.8°C), hinting at a minor fluctuation from the prior month. Weather in February »

Weather in March

March, the first month of the spring in Saint Bernard, is a pleasant month, with an average temperature fluctuating between 70.2°F (21.2°C) and 58.5°F (14.7°C). March's arrival is noted with a slight increase in the average high-temperature, moving from an enjoyable 64°F (17.8°C) in February to an agreeable 70.2°F (21.2°C). Weather in March »

Weather in April

April in Saint Bernard, Louisiana, is a warm spring month, with an average temperature varying between 64.8°F (18.2°C) and 75.9°F (24.4°C). The start of April is characterized by a subtle increase in the average high-temperature, transitioning from an agreeable 70.2°F (21.2°C) in March to a moderately hot 75.9°F (24.4°C). Weather in April »

Weather in May

The last month of the spring, May, is another warm month in Saint Bernard, Louisiana, with an average temperature ranging between min 71.6°F (22°C) and max 82.4°F (28°C). Saint Bernard's weather shows a minor temperature rise with the arrival of May, moving from a warm 75.9°F (24.4°C) in April to a still moderately hot 82.4°F (28°C). Weather in May »

Weather in June

The first month of the summer, June, is a tropical month in Saint Bernard, Louisiana, with an average temperature ranging between min 78.3°F (25.7°C) and max 88.3°F (31.3°C). With the beginning of June, Saint Bernard's average high-temperature sees a minor increase, transitioning from a moderately hot 82.4°F (28°C) in May to a tropical 88.3°F (31.3°C). Weather in June »

Weather in July

July, the same as June, in Saint Bernard, Louisiana, is another hot summer month, with an average temperature ranging between max 89.2°F (31.8°C) and min 79.3°F (26.3°C). July and August are known as Saint Bernard's warmest months, with an average high-temperature of 89.2°F (31.8°C). For most parts of July, the heat index is appraised at an extremely hot 105.8°F (41°C). Weather in July »

Weather in August

August, the last month of the summer in Saint Bernard, is another tropical month, with temperature in the range of an average high of 89.2°F (31.8°C) and an average low of 79.7°F (26.5°C). The months of July and August bring the highest temperatures, averaging a high of 89.2°F (31.8°C). The heat index for August is appraised at a blisteringly hot 105.8°F (41°C). Weather in August »

Weather in September

September, the first month of the autumn in Saint Bernard, is still a hot month, with an average temperature varying between 86.2°F (30.1°C) and 76.6°F (24.8°C). Saint Bernard records an average high-temperature of a still hot 86.2°F (30.1°C) as September arrives, nearly mirroring the previous month's climate. Weather in September »

Weather in October

October, like September, in Saint Bernard, Louisiana, is a moderately hot autumn month, with temperature in the range of an average high of 78.4°F (25.8°C) and an average low of 67.3°F (19.6°C). October marks a gentle change in average high-temperature, declining from September's tropical 86.2°F (30.1°C) to a warm 78.4°F (25.8°C). Weather in October »

Weather in November

The last month of the autumn, November, is also an agreeable month in Saint Bernard, Louisiana, with temperature in the range of an average low of 57.4°F (14.1°C) and an average high of 68.7°F (20.4°C). A change in temperatures is noted as October gives way to November, with average highs reducing from a warm 78.4°F (25.8°C) to a pleasant 68.7°F (20.4°C). Weather in November »

Weather in December

December, the first month of the winter in Saint Bernard, is also an enjoyable month, with an average temperature ranging between min 52.7°F (11.5°C) and max 63.5°F (17.5°C). Saint Bernard sees the arrival of December with an average high-temperature of a refreshing 63.5°F (17.5°C), indicating a subtle variation from November. Weather in December »
Updated: Jun 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

January, characterized by an average high temperature of 60.3°F (15.7°C) and a low temperature of 48.9°F (9.4°C), is generally the coldest month.

What is the driest month?

January is the month with the least rainfall. Rain falls for 8.5 days and accumulates 0.71" (18mm) of precipitation.

How many days does it rain?

In Saint Bernard, Louisiana, during the entire year, the rain falls for 146.1 days and collects up to 16.85" (428mm) of precipitation.

When does it snow?

Months with snowfall are January and December.

When does it snow the most in Saint Bernard?

The months with the most snowfall days are January and December, with an average of 0.1 snowfall days.

How many days does it snow?

Throughout the year, there are 0.2 snowfall days.

When it does not snow?

In Saint Bernard, snow does not fall in February through November.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.

What is the month with the highest UV index?

The months with the highest UV index are May through September, with an average maximum UV index of 7.

When are the longest days?

June has the longest days of the year in Saint Bernard, with an average of 14h and 0min of daylight.

What month has the most sunshine?

The month with the most sunshine is June, with an average of 11h of sunshine.

What is the warmest month in Saint Bernard?

July and August mark Saint Bernard's peak of temperatures, averaging a high-temperature of 89.2°F (31.8°C).

What is the rainiest month?

The month with the most rainfall is August, when the rain falls for 20.9 days and typically aggregates up to 2.87" (73mm) of precipitation.

What is the least humid month?

The least humid month is October, with an average relative humidity of 70%.

What is the most humid month?

December is the most humid month in Saint Bernard, with an average relative humidity of 77%.

What is the month with the shortest days?

With an average of 10h and 18min of daylight, December has the shortest days of the year.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 5.1h of sunshine.

What is the month with the lowest UV index?

December is the month with the lowest UV index, with an average maximum UV index of 3.

Average temperature
Saint Bernard, LA

Average temperature - Saint Bernard, LA

The warmest months (with the highest average high temperature) are July and August (89.2°F).
The month with the lowest average high temperature is January (60.3°F).

The month with the highest average low temperature is August (79.7°F).
The coldest month (with the lowest average low temperature) is January (48.9°F).

Average pressure
Saint Bernard, LA

Average pressure - Saint Bernard, LA

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.97"Hg).

Average wind speed
Saint Bernard, LA

Average wind speed - Saint Bernard, LA

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

Average humidity
Saint Bernard, LA

Average humidity - Saint Bernard, LA

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is October (70%).

Average rainfall
Saint Bernard, LA

Average rainfall - Saint Bernard, LA

The wettest month (with the highest rainfall) is August (2.87").
The driest month (with the least rainfall) is January (0.71").

Average rainfall days
Saint Bernard, LA

Average rainfall days - Saint Bernard, LA

The month with the highest number of rainy days is August (20.9 days).
The month with the least rainy days is November (5.6 days).

Average snowfall days
Saint Bernard, LA

Average snowfall days - Saint Bernard, LA

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

Average daylight / Average sunshine
Saint Bernard, LA

Average daylight / Average sunshine - Saint Bernard, LA

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

Average sunshine days
Saint Bernard, LA

Average sunshine days - Saint Bernard, LA

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is August (7 days).

Average UV index
Saint Bernard, LA

Average UV index - Saint Bernard, LA

The 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).

Average visibility
Saint Bernard, LA

Average visibility - Saint Bernard, LA

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).

Saint Bernard, Louisiana, USA

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