Expand
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 Saint James, Louisiana, is another refreshing winter month, with an average temperature varying between 60.3°F (15.7°C) and 45.1°F (7.3°C). January stands out as Saint James's coldest month, with temperatures ranging between an average high of 60.3°F (15.7°C) and a low of 45.1°F (7.3°C). Weather in January »
Weather in February
February, the last month of the winter in Saint James, is a comfortable month, with an average temperature varying between 64.9°F (18.3°C) and 50°F (10°C). With the start of February, Saint James measures an average high-temperature of a still refreshing 64.9°F (18.3°C), not significantly differing from January's 60.3°F (15.7°C). Weather in February »
Weather in March
March, the first month of the spring in Saint James, is a pleasant month, with temperature in the range of an average low of 55.2°F (12.9°C) and an average high of 72°F (22.2°C). Saint James's March weather indicates a minor ascent in high-temperatures, adjusting from a refreshing 64.9°F (18.3°C) in February to an agreeable 72°F (22.2°C). Weather in March »
Weather in April
April in Saint James, Louisiana, is a moderately hot spring month, with an average temperature ranging between max 77.9°F (25.5°C) and min 60.4°F (15.8°C). As Saint James welcomes April, the average high-temperature displays a subtle shift, adjusting from an agreeable 72°F (22.2°C) in March to a moderately hot 77.9°F (25.5°C). Weather in April »
Weather in May
May, the last month of the spring in Saint James, is also a moderately hot month, with an average temperature varying between 67.3°F (19.6°C) and 84°F (28.9°C). May's onset brings a minor rise in the average high-temperature, moving from a warm 77.9°F (25.5°C) in April to a still moderately hot 84°F (28.9°C). Weather in May »
Weather in June
The first month of the summer, June, is a tropical month in Saint James, Louisiana, with an average temperature fluctuating between 73.6°F (23.1°C) and 89.4°F (31.9°C). June's arrival brings a modest temperature shift, moving from a warm 84°F (28.9°C) in May to a hot 89.4°F (31.9°C). Weather in June »
Weather in July
July, the same as June, in Saint James, Louisiana, is a hot summer month, with an average temperature fluctuating between 75.2°F (24°C) and 89.8°F (32.1°C). The height of temperatures is seen during July and August, averaging a high-temperature of 89.8°F (32.1°C). In July, the average heat index is appraised at a scorching 111.2°F (44°C). Weather in July »
Weather in August
August, the last month of the summer in Saint James, is also a hot month, with an average temperature ranging between min 75.4°F (24.1°C) and max 89.8°F (32.1°C). The warmest period, with an average high-temperature of 89.8°F (32.1°C), falls in July and August. August's heat index is appraised at a blistering 111.2°F (44°C). Weather in August »
Weather in September
September, the first month of the autumn in Saint James, is still a tropical month, with an average temperature varying between 86.9°F (30.5°C) and 72°F (22.2°C). September observes an average high-temperature of a still hot 86.9°F (30.5°C), marking an insignificant difference from August's 89.8°F (32.1°C). Weather in September »
Weather in October
October, the same as September, is another warm autumn month in Saint James, Louisiana, with an average temperature ranging between max 79.5°F (26.4°C) and min 62.6°F (17°C). October's arrival signals a moderate reduction in the average high-temperature, easing from a hot 86.9°F (30.5°C) in September to a warm 79.5°F (26.4°C). Weather in October »
Weather in November
November, the last month of the autumn in Saint James, is another pleasant month, with an average temperature ranging between max 68.9°F (20.5°C) and min 53.2°F (11.8°C). The transition into November is accompanied by a temperature decrease, with the average high-temperature shifting from a warm 79.5°F (26.4°C) in October to an agreeable 68.9°F (20.5°C). Weather in November »
Weather in December
The first month of the winter, December, is also an enjoyable month in Saint James, Louisiana, with temperature in the range of an average high of 63°F (17.2°C) and an average low of 49.5°F (9.7°C). With the onset of December, Saint James's average high-temperature slightly adjusts, moderately receding from November's agreeable 68.9°F (20.5°C) to an enjoyable 63°F (17.2°C). Weather in December »
Updated: Aug 18, 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 time of year?
Temperature records mark January as the coldest month, with highs averaging 60.3°F (15.7°C) and lows at 45.1°F (7.3°C).
How much does it rain?
In Saint James, during the entire year, the rain falls for 172.6 days and collects up to 30.2" (767mm) of precipitation.
When does it snow?
January is the only month when snow falls.
What is the snowiest month in Saint James?
The month with the most snowfall is January, when snow falls for 0.1 days and typically aggregates up to 0.04" (1mm) of snow.
How much does it snow in Saint James?
In Saint James, Louisiana, during the entire year, snow falls for 0.2 days and aggregates up to 0.04" (1mm) of snow.
What are the most humid months in Saint James?
February, July through September and December, with an average relative humidity of 79%, are most humid months.
When it does not snow?
February through December are months without snowfall.
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 are the longest days?
With an average of 14h and 0min of daylight, June has the longest days of the year.
What month has the most sunshine?
With an average of 10.6h of sunshine, June has the most sunshine of the year.
When is the highest UV index?
The months with the highest UV index are June through August, with an average maximum UV index of 7.
What is the warmest month?
In Saint James, the months of July and August are known for the peak temperatures, reaching an average high of 89.8°F (32.1°C).
What is the rainiest month?
July is the month with the most rainfall. Rain falls for 21.5 days and accumulates 4.88" (124mm) of precipitation.
What is the least humid month?
October is the least humid month, with an average relative humidity of 74%.
What is the driest month?
November is the month with the least rainfall. Rain falls for 8 days and accumulates 1.26" (32mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 10h and 18min of daylight.
What is the month with the least sunshine?
December has the least sunshine of the year, with an average of 5.1h of sunshine.
When is the lowest UV index in Saint James?
With an average maximum UV index of 3, December is the month with the lowest UV index.
Average temperature
Saint James, LA
The warmest months (with the highest average high temperature) are July and August (89.8°F).
The month with the lowest average high temperature is January (60.3°F).
The month with the highest average low temperature is August (75.4°F).
The coldest month (with the lowest average low temperature) is January (45.1°F).
Average pressure
Saint James, 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:
30"Hg - Average pressure in May:
29.99"Hg - Average pressure in June:
29.97"Hg
- Average pressure in July:
30"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
29.97"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.12"Hg - Average pressure in December:
30.12"Hg
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 James, LA
- Average wind speed in January:
7.6mph - Average wind speed in February:
7.8mph - Average wind speed in March:
7.4mph - Average wind speed in April:
7.7mph - Average wind speed in May:
6.3mph - Average wind speed in June:
5.5mph
The windiest month (with the highest average wind speed) is February (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity
Saint James, LA
The months with the highest relative humidity are February, July, August, September and December (79%).
The month with the lowest relative humidity is October (74%).
Average rainfall
Saint James, LA
- Average rainfall in January:
1.65" - Average rainfall in February:
1.85" - Average rainfall in March:
1.5" - Average rainfall in April:
2.17" - Average rainfall in May:
2.8" - Average rainfall in June:
2.8"
- Average rainfall in July:
4.88" - Average rainfall in August:
4.37" - Average rainfall in September:
2.36" - Average rainfall in October:
2.32" - Average rainfall in November:
1.26" - Average rainfall in December:
2.24"
The wettest month (with the highest rainfall) is July (4.88").
The driest month (with the least rainfall) is November (1.26").
Average rainfall days
Saint James, LA
- Average rainfall days in January:
10.3 days - Average rainfall days in February:
10.8 days - Average rainfall days in March:
12.7 days - Average rainfall days in April:
11.7 days - Average rainfall days in May:
14 days - Average rainfall days in June:
19.2 days
- Average rainfall days in July:
21.5 days - Average rainfall days in August:
22.3 days - Average rainfall days in September:
18.6 days - Average rainfall days in October:
10.7 days - Average rainfall days in November:
8 days - Average rainfall days in December:
12.8 days
The month with the highest number of rainy days is August (22.3 days).
The month with the least rainy days is November (8 days).
Average snowfall
Saint James, LA
The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days
Saint James, LA
- Average snowfall days in January:
0.1 days - Average snowfall days in February:
0 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 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 James, LA
- Average daylight in January:
10h and 3min - 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 0min
- 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 2min
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).
- Average sunshine in January:
5h and 3min - Average sunshine in February:
5h and 2min - Average sunshine in March:
7h and 4min - Average sunshine in April:
9h and 3min - Average sunshine in May:
10h and 1min - Average sunshine in June:
10h and 4min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 2min - Average sunshine in September:
10h and 1min - Average sunshine in October:
7h and 0min - Average sunshine in November:
6h and 0min - Average sunshine in December:
5h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days
Saint James, LA
- Average sunshine days in January:
18.8 days - Average sunshine days in February:
14.8 days - Average sunshine days in March:
16.4 days - Average sunshine days in April:
16.6 days - Average sunshine days in May:
14.5 days - Average sunshine days in June:
8.6 days
- Average sunshine days in July:
6.4 days - Average sunshine days in August:
6.6 days - Average sunshine days in September:
8.8 days - Average sunshine days in October:
18.7 days - Average sunshine days in November:
20.3 days - Average sunshine days in December:
16.5 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (6.4 days).
Average UV index
Saint James, LA
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover
Saint James, LA
The month with the most cloud cover is December (Cloud cover 46).
The month with the least cloud cover is October (Cloud cover 25).
Average visibility
Saint James, 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 James, Louisiana, USA
Weather forecast for your location
1. Click Locate me button
2. Allow the app to use your location
2. Allow the app to use your location