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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, in Port Allen, Louisiana, is another refreshing winter month, with an average temperature varying between 42.4°F (5.8°C) and 58.6°F (14.8°C). January, with its high-temperature average of 58.6°F (14.8°C) and a low-temperature average of 42.4°F (5.8°C), is the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Port Allen, is a comfortable month, with an average temperature ranging between max 63.5°F (17.5°C) and min 47.7°F (8.7°C). With February's advent, Port Allen sees an average high-temperature of a comfortable 63.5°F (17.5°C), subtly shifted from January's 58.6°F (14.8°C). Weather in February »
Weather in March
March, the first month of the spring in Port Allen, is a pleasant month, with temperature in the range of an average low of 52.5°F (11.4°C) and an average high of 71.2°F (21.8°C). The onset of March marks a slight increase in the average high-temperature, moving from an enjoyable 63.5°F (17.5°C) in February to an agreeable 71.2°F (21.8°C). Weather in March »
Weather in April
April is a warm spring month in Port Allen, Louisiana, with an average temperature ranging between max 78.4°F (25.8°C) and min 58.1°F (14.5°C). A gentle upsurge in temperatures occurs as March gives way to April, with average highs shifting from an agreeable 71.2°F (21.8°C) to a moderately hot 78.4°F (25.8°C). Weather in April »
Weather in May
May, the last month of the spring in Port Allen, is another warm month, with temperature in the range of an average high of 85.6°F (29.8°C) and an average low of 65.7°F (18.7°C). May introduces a marginal temperature uplift, with average high-temperatures adjusting from April's 78.4°F (25.8°C) to a still moderately hot 85.6°F (29.8°C). Weather in May »
Weather in June
June, the first month of the summer in Port Allen, is a hot month, with an average temperature fluctuating between 71.8°F (22.1°C) and 91.2°F (32.9°C). June's onset witnesses a minor shift in the average high-temperature, moving from a warm 85.6°F (29.8°C) in May to a tropical 91.2°F (32.9°C). Weather in June »
Weather in July
July, the same as June, in Port Allen, Louisiana, is another hot summer month, with an average temperature fluctuating between 91.9°F (33.3°C) and 73.8°F (23.2°C). The peak of Port Allen's temperatures is noted during July and August, averaging a high-temperature of 91.9°F (33.3°C). The heat index for July is computed to be a blazing hot 118.4°F (48°C). Weather in July »
Weather in August
The last month of the summer, August, is another hot month in Port Allen, Louisiana, with an average temperature varying between 91.9°F (33.3°C) and 73.9°F (23.3°C). Port Allen experiences the peak of its temperatures in July and August, when the average high-temperatures rise to 91.9°F (33.3°C). For most parts of August, the heat index is computed to be a blazing hot 118.4°F (48°C). Weather in August »
Weather in September
September, the first month of the autumn in Port Allen, is also a hot month, with an average temperature varying between 88°F (31.1°C) and 70°F (21.1°C). Port Allen signifies an average high-temperature of a still hot 88°F (31.1°C) in September, closely mirroring the 91.9°F (33.3°C) of August. Weather in September »
Weather in October
October, like September, in Port Allen, Louisiana, is another warm autumn month, with an average temperature fluctuating between 60.1°F (15.6°C) and 80.2°F (26.8°C). October ushers in a minor alteration in Port Allen's climate, with the average high-temperature moving from September's hot 88°F (31.1°C) to a warm 80.2°F (26.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is also an agreeable month in Port Allen, Louisiana, with an average temperature ranging between min 50.2°F (10.1°C) and max 68.4°F (20.2°C). In Port Allen, entering November brings a temperature decrement, reducing from October's warm 80.2°F (26.8°C) to an agreeable 68.4°F (20.2°C). Weather in November »
Weather in December
December, the first month of the winter in Port Allen, is still a comfortable month, with temperature in the range of an average high of 61.5°F (16.4°C) and an average low of 46.4°F (8°C). December signifies a gentle decline in Port Allen's average high-temperature, easing from an agreeable 68.4°F (20.2°C) in November to a refreshing 61.5°F (16.4°C). Weather in December »
Updated: Jun 4, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
The coldest temperatures occur during January, when averages reach a peak of 58.6°F (14.8°C) and a low of 42.4°F (5.8°C).
How many days does it rain?
In Port Allen, during the entire year, the rain falls for 177.1 days and collects up to 36.1" (917mm) of precipitation.
When does it snow?
Months with snowfall are January and December.
When does it snow the most?
January is the month with the most snowfall. Snow falls for 0.3 days and accumulates 0.28" (7mm) of snow.
How much does it snow?
In Port Allen, during the entire year, snow falls for 0.5 days and aggregates up to 0.51" (13mm) of snow.
What are the months with the lowest UV index?
The months with the lowest UV index are January and December, with an average maximum UV index of 3.
What is the most humid month?
With an average relative humidity of 82%, February is the most humid month.
When it does not snow?
In Port Allen, 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.
When is the highest UV index?
May through August, with an average maximum UV index of 7, are months with the highest UV index.
When are the longest days?
With an average of 14h and 6min of daylight, June has the longest days of the year.
What month has the most sunshine?
June has the most sunshine of the year, with an average of 10.2h of sunshine.
What are the warmest months?
Port Allen experiences peak temperatures, averaging a high-temperature of 91.9°F (33.3°C) during July and August.
What is the rainiest month?
July is the month with the most rainfall. Rain falls for 22.5 days and accumulates 4.72" (120mm) of precipitation.
What is the least humid month?
The least humid month is October, with an average relative humidity of 72%.
What is the driest month in Port Allen?
The month with the least rainfall is November, when the rain falls for 8.8 days and typically collects 1.77" (45mm) of precipitation.
What is the month with the shortest days?
With an average of 10h and 12min of daylight, December has the shortest days of the year.
What is the month with the least sunshine?
December has the least sunshine of the year, with an average of 5h of sunshine.
Average temperature
Port Allen, LA
The warmest months (with the highest average high temperature) are July and August (91.9°F).
The month with the lowest average high temperature is January (58.6°F).
The month with the highest average low temperature is August (73.9°F).
The coldest month (with the lowest average low temperature) is January (42.4°F).
Average pressure
Port Allen, LA
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.99"Hg - Average pressure in May:
29.98"Hg - Average pressure in June:
29.96"Hg
- Average pressure in July:
30"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
29.97"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.13"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.96"Hg).
Average wind speed
Port Allen, LA
- Average wind speed in January:
6.4mph - Average wind speed in February:
6.6mph - Average wind speed in March:
6.3mph - Average wind speed in April:
6.5mph - Average wind speed in May:
5.3mph - Average wind speed in June:
4.7mph
- Average wind speed in July:
4.4mph - Average wind speed in August:
4.5mph - Average wind speed in September:
4.6mph - Average wind speed in October:
5.3mph - Average wind speed in November:
5.9mph - Average wind speed in December:
6.3mph
The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is July (4.4mph).
Average humidity
Port Allen, LA
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall
Port Allen, LA
- Average rainfall in January:
2.83" - Average rainfall in February:
2.56" - Average rainfall in March:
2.36" - Average rainfall in April:
2.68" - Average rainfall in May:
2.83" - Average rainfall in June:
3.15"
- Average rainfall in July:
4.72" - Average rainfall in August:
4.57" - Average rainfall in September:
2.95" - Average rainfall in October:
2.32" - Average rainfall in November:
1.77" - Average rainfall in December:
3.35"
The wettest month (with the highest rainfall) is July (4.72").
The driest month (with the least rainfall) is November (1.77").
Average rainfall days
Port Allen, LA
- Average rainfall days in January:
10.8 days - Average rainfall days in February:
12.8 days - Average rainfall days in March:
13.7 days - Average rainfall days in April:
11.8 days - Average rainfall days in May:
14.7 days - Average rainfall days in June:
18.8 days
- Average rainfall days in July:
22.5 days - Average rainfall days in August:
22.2 days - Average rainfall days in September:
17.6 days - Average rainfall days in October:
10 days - Average rainfall days in November:
8.8 days - Average rainfall days in December:
13.4 days
The month with the highest number of rainy days is July (22.5 days).
The month with the least rainy days is November (8.8 days).
Average snowfall
Port Allen, LA
The month with the highest snowfall is January (0.28").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days
Port Allen, LA
- Average snowfall days in January:
0.3 days - Average snowfall days in February:
0.1 days - Average snowfall days in March:
0 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0 days - Average snowfall days in December:
0.1 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight / Average sunshine
Port Allen, LA
- Average daylight in January:
10h and 2min - Average daylight in February:
11h and 1min - Average daylight in March:
12h and 0min - Average daylight in April:
12h and 5min - Average daylight in May:
13h and 4min - Average daylight in June:
14h and 1min
- Average daylight in July:
13h and 5min - Average daylight in August:
13h and 1min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 4min - Average daylight in December:
10h and 1min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in January:
5h and 2min - Average sunshine in February:
5h and 1min - Average sunshine in March:
7h and 2min - Average sunshine in April:
8h and 5min - Average sunshine in May:
9h and 4min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
10h and 0min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 3min - Average sunshine in October:
6h and 4min - Average sunshine in November:
5h and 5min - Average sunshine in December:
5h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days
Port Allen, LA
- Average sunshine days in January:
18.8 days - Average sunshine days in February:
14 days - Average sunshine days in March:
16.2 days - Average sunshine days in April:
16.8 days - Average sunshine days in May:
14.8 days - Average sunshine days in June:
9.3 days
- Average sunshine days in July:
7.3 days - Average sunshine days in August:
7.3 days - Average sunshine days in September:
10.4 days - Average sunshine days in October:
19.3 days - Average sunshine days in November:
19.6 days - Average sunshine days in December:
16.3 days
The month with the most sunshine days is November (19.6 days).
The months with the least sunshine days are July and August (7.3 days).
Average UV index
Port Allen, LA
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover
Port Allen, LA
The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility
Port Allen, LA
The months with the highest visibility are October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September and December (5mi).
Port Allen, Louisiana, USA
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