Climate and monthly weather forecast
Glynn, LA

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Weather in January

January, the same as December, in Glynn, Louisiana, is a moderate winter month, with an average temperature varying between 41.9°F (5.5°C) and 57.6°F (14.2°C). With average high and low temperatures of 57.6°F (14.2°C) and 41.9°F (5.5°C) respectively, January is Glynn's coldest month. Weather in January »

Weather in February

The last month of the winter, February, is a comfortable month in Glynn, Louisiana, with an average temperature varying between 62.4°F (16.9°C) and 46.6°F (8.1°C). The commencement of February notes an average high-temperature of an enjoyable 62.4°F (16.9°C), exhibiting little difference from the previous month. Weather in February »

Weather in March

March, the first month of the spring in Glynn, is an agreeable month, with an average temperature fluctuating between 70.5°F (21.4°C) and 52.3°F (11.3°C). March brings a slight elevation in the average high-temperature, transitioning from February's comfortable 62.4°F (16.9°C) to an agreeable 70.5°F (21.4°C). Weather in March »

Weather in April

April in Glynn, Louisiana, is a warm spring month, with an average temperature ranging between min 57.6°F (14.2°C) and max 78.1°F (25.6°C). April introduces a marginal temperature uplift, with average high-temperatures adjusting from March's pleasant 70.5°F (21.4°C) to a warm 78.1°F (25.6°C). Weather in April »

Weather in May

May, the last month of the spring in Glynn, is another warm month, with temperature in the range of an average low of 64.9°F (18.3°C) and an average high of 85.3°F (29.6°C). The shift from April to May introduces a subtle increase in the average high-temperature, moving from 78.1°F (25.6°C) to a still moderately hot 85.3°F (29.6°C). Weather in May »

Weather in June

June, the first month of the summer in Glynn, is a hot month, with an average temperature varying between 71.2°F (21.8°C) and 90.7°F (32.6°C). June brings a slight elevation in the average high-temperature, transitioning from May's warm 85.3°F (29.6°C) to a tropical 90.7°F (32.6°C). Weather in June »

Weather in July

July, like June, is another hot summer month in Glynn, Louisiana, with temperature in the range of an average low of 72.9°F (22.7°C) and an average high of 91.8°F (33.2°C). July, with an average high of 91.8°F (33.2°C) and a low of 72.9°F (22.7°C), signifies the warmest month of the year. Throughout July, the heat index is computed to be a burning hot 118.4°F (48°C). Weather in July »

Weather in August

August, the last month of the summer in Glynn, is also a hot month, with an average temperature fluctuating between 73°F (22.8°C) and 91.6°F (33.1°C). Upon the beginning of August, Glynn's high-temperatures register at a still tropical 91.6°F (33.1°C), closely mirroring the preceding month. Weather in August »

Weather in September

The first month of the autumn, September, is still a tropical month in Glynn, Louisiana, with an average temperature fluctuating between 69.1°F (20.6°C) and 87.8°F (31°C). Glynn, Louisiana, experiences a minor change to a still tropical 87.8°F (31°C) in average high-temperature during September, closely reflecting August. Weather in September »

Weather in October

October, the same as September, is another warm autumn month in Glynn, Louisiana, with temperature in the range of an average low of 59.2°F (15.1°C) and an average high of 79.7°F (26.5°C). October's arrival aligns with a minor decrease in average high-temperatures, from September's tropical 87.8°F (31°C) to a warm 79.7°F (26.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Glynn, is another refreshing month, with temperature in the range of an average low of 49.6°F (9.8°C) and an average high of 67.6°F (19.8°C). November's arrival coincides with a drop in the average high-temperature, decreasing from October's moderately hot 79.7°F (26.5°C) to an enjoyable 67.6°F (19.8°C). Weather in November »

Weather in December

December, the first month of the winter in Glynn, is also a moderate month, with temperature in the range of an average high of 60.4°F (15.8°C) and an average low of 45.7°F (7.6°C). With the arrival of December, Glynn experiences a modest decline in average high-temperatures, transitioning from a refreshing 67.6°F (19.8°C) in November to a mild 60.4°F (15.8°C). Weather in December »
Updated: Jul 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

January stands out as Glynn's coldest month, with temperatures ranging between an average high of 57.6°F (14.2°C) and a low of 41.9°F (5.5°C).

How many days does it rain?

Throughout the year, there are 134.7 rainfall days, and 12.48" (317mm) of precipitation is accumulated.

When does it snow?

January and December are months with snowfall.

What is the snowiest month?

The months with the most snowfall are January and December, with an average 0.08" (2mm) of accumulated snow.

How much does it snow?

In Glynn, during the entire year, snow falls for 0.7 days and aggregates up to 0.16" (4mm) of snow.

When is the lowest UV index?

January and December, with an average maximum UV index of 3, are months with the lowest UV index.

What is the most humid month?

The most humid month is February, with an average relative humidity of 83%.

When it does not snow?

February through November are months without snowfall.

What is the driest month?

The month with the least rainfall is March, when the rain falls for 10.8 days and typically collects 0.67" (17mm) of precipitation.

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 6min of daylight, June has the longest days of the year.

What month has the most sunshine?

The month with the most sunshine is June, with an average of 10.3h of sunshine.

What are the months with the highest UV index in Glynn?

June through August, with an average maximum UV index of 7, are months with the highest UV index in Glynn.

What time of the year is the hottest in Glynn?

The warmest temperatures occur during July, when averages reach a peak of 91.8°F (33.2°C) and a low of 72.9°F (22.7°C).

What is the wettest month?

July is the month with the most rainfall. Rain falls for 16.9 days and accumulates 1.81" (46mm) of precipitation.

What is the least humid month?

October is the least humid month in Glynn, with an average relative humidity of 72%.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 10h and 12min of daylight.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 4.9h of sunshine.

Average temperature
Glynn, LA

Average temperature - Glynn, LA

The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (57.6°F).

The month with the highest average low temperature is August (73°F).
The coldest month (with the lowest average low temperature) is January (41.9°F).

Average pressure
Glynn, LA

Average pressure - Glynn, LA

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
Glynn, LA

Average wind speed - Glynn, LA

The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is July (4.2mph).

Average humidity
Glynn, LA

Average humidity - Glynn, LA

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (72%).

Average rainfall
Glynn, LA

Average rainfall - Glynn, LA

The wettest month (with the highest rainfall) is July (1.81").
The driest month (with the least rainfall) is March (0.67").

Average rainfall days
Glynn, LA

Average rainfall days - Glynn, LA

The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is November (6.3 days).

Average snowfall
Glynn, LA

Average snowfall - Glynn, LA

The months with the highest snowfall are January and December (0.08").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

Average snowfall days
Glynn, LA

Average snowfall days - Glynn, LA

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, October and November (0 days).

Average daylight / Average sunshine
Glynn, LA

Average daylight / Average sunshine - Glynn, LA

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).

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days
Glynn, LA

Average sunshine days - Glynn, LA

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is August (9.4 days).

Average UV index
Glynn, LA

Average UV index - Glynn, LA

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

Average visibility
Glynn, LA

Average visibility - Glynn, 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).

Glynn, Louisiana, USA

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