Climate and monthly weather forecast
Geismar, LA

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Weather in January

January, like December, is another refreshing winter month in Geismar, Louisiana, with an average temperature fluctuating between 43.5°F (6.4°C) and 59.2°F (15.1°C). January, noted for its average high-temperature of 59.2°F (15.1°C) and an average low-temperature of 43.5°F (6.4°C), is considered the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Geismar, is a refreshing month, with an average temperature varying between 64.6°F (18.1°C) and 48.7°F (9.3°C). The arrival of February signals a slight increase in the average high-temperature, moving from a mild 59.2°F (15.1°C) in January to a still refreshing 64.6°F (18.1°C). Weather in February »

Weather in March

March, the first month of the spring in Geismar, is a pleasant month, with an average temperature varying between 71.8°F (22.1°C) and 53.6°F (12°C). Geismar's weather in March shows a minor rise in the average high-temperature, moving slightly up from February's refreshing 64.6°F (18.1°C) to a pleasant 71.8°F (22.1°C). Weather in March »

Weather in April

April is a warm spring month in Geismar, Louisiana, with an average temperature varying between 78.4°F (25.8°C) and 58.6°F (14.8°C). April signifies a subtle uplift in the average high-temperature, adjusting from an agreeable 71.8°F (22.1°C) in March to a moderately hot 78.4°F (25.8°C). Weather in April »

Weather in May

The last month of the spring, May, is another warm month in Geismar, Louisiana, with temperature in the range of an average low of 66°F (18.9°C) and an average high of 84.7°F (29.3°C). May witnesses a minor rise in the average high-temperature, transitioning from 78.4°F (25.8°C) in April to a still warm 84.7°F (29.3°C). Weather in May »

Weather in June

The first month of the summer, June, is a hot month in Geismar, Louisiana, with temperature in the range of an average low of 72.1°F (22.3°C) and an average high of 90.3°F (32.4°C). Geismar's weather in June presents a minor rise in the average high-temperature, moving from a warm 84.7°F (29.3°C) in May to a tropical 90.3°F (32.4°C). Weather in June »

Weather in July

July, like June, is a hot summer month in Geismar, Louisiana, with an average temperature varying between 91°F (32.8°C) and 74.1°F (23.4°C). The month of July, characterized by an average high of 91°F (32.8°C) and a low of 74.1°F (23.4°C), is recognized as the warmest. For most parts of July, the heat index is calculated to be a life-threatening hot 116.6°F (47°C). Weather in July »

Weather in August

The last month of the summer, August, is also a hot month in Geismar, Louisiana, with an average temperature ranging between max 90.7°F (32.6°C) and min 74.8°F (23.8°C). August notes an average high-temperature of a still hot 90.7°F (32.6°C), subtly differing from July's 91°F (32.8°C). Weather in August »

Weather in September

September, the first month of the autumn in Geismar, is still a tropical month, with an average temperature ranging between min 70.5°F (21.4°C) and max 87.4°F (30.8°C). The introduction of September notes a subtle temperature variation to a still hot 87.4°F (30.8°C) from August's 90.7°F (32.6°C). Weather in September »

Weather in October

October, like September, in Geismar, Louisiana, is a moderately hot autumn month, with an average temperature ranging between min 60.6°F (15.9°C) and max 79.7°F (26.5°C). With the arrival of October, Geismar notices a mild change in the average high-temperature, sliding from September's tropical 87.4°F (30.8°C) to a warm 79.7°F (26.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Geismar, is another pleasant month, with an average temperature ranging between max 68.9°F (20.5°C) and min 51.1°F (10.6°C). November brings a decrease in the average high-temperature, shifting from a moderately hot 79.7°F (26.5°C) in October to a pleasant 68.9°F (20.5°C). Weather in November »

Weather in December

December, the first month of the winter in Geismar, is still a comfortable month, with an average temperature ranging between min 47.7°F (8.7°C) and max 62.2°F (16.8°C). The advent of December brings a subtle shift in temperature, with the average high moving from an agreeable 68.9°F (20.5°C) in November to an enjoyable 62.2°F (16.8°C). Weather in December »
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Frequently asked questions

What month is the coldest in Geismar?

In Geismar, Louisiana, the average lowest temperatures are observed in January, with a high of 59.2°F (15.1°C) and a low of 43.5°F (6.4°C).

How many days does it rain in Geismar?

Throughout the year, in Geismar, there are 151.5 rainfall days, and 18.62" (473mm) of precipitation is accumulated.

When does it snow in Geismar?

January is the only month when snow falls in Geismar.

When does it snow the most in Geismar?

January is the month with the most snowfall in Geismar, Louisiana. Snow falls for 0.2 days and accumulates 0.04" (1mm) of snow.

How many days does it snow in Geismar?

In Geismar, Louisiana, during the entire year, snow falls for 0.2 days and aggregates up to 0.04" (1mm) of snow.

What is the most humid month in Geismar?

The months with the highest humidity in Geismar are February and December, with an average relative humidity of 81%.

When it does not snow in Geismar?

In Geismar, snow does not fall in February through December.

What is the driest month in Geismar?

March and November are months with the least rain when the rain falls for 12.1 days and typically aggregates up to 0.98" (25mm) of rain.

When is Daylight Saving Time (DST) in Geismar?

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 in Geismar?

May through August, with an average maximum UV index of 7, are months with the highest UV index in Geismar, Louisiana.

When are the longest days in Geismar?

June has the longest days of the year in Geismar, Louisiana, with an average of 14h and 6min of daylight.

What month has the most sunshine in Geismar?

June has the most sunshine of the year in Geismar, Louisiana, with an average of 10.6h of sunshine.

What time of the year is the hottest in Geismar?

July, recording an average high temperature of 91°F (32.8°C) and a low temperature of 74.1°F (23.4°C), is Geismar's warmest month.

What is the rainiest month in Geismar?

The month with the most rainfall is July, when the rain falls for 18.9 days and typically aggregates up to 3.03" (77mm) of precipitation.

What is the least humid month in Geismar?

With an average relative humidity of 74%, October is the least humid month in Geismar.

What is the month with the shortest days in Geismar?

With an average of 10h and 12min of daylight, December has the shortest days of the year in Geismar, Louisiana.

What is the month with the least sunshine in Geismar?

With an average of 5.1h of sunshine, December has the least sunshine of the year.

What is the month with the lowest UV index in Geismar?

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

Average temperature
Geismar, LA

Average temperature - Geismar, LA

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (59.2°F).

The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (43.5°F).

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Average pressure
Geismar, LA

Average pressure - Geismar, LA

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed
Geismar, LA

Average wind speed - Geismar, LA

The windiest months (with the highest average wind speed) are February and April (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

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Average humidity
Geismar, LA

Average humidity - Geismar, LA

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (74%).

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Average rainfall
Geismar, LA

Average rainfall - Geismar, LA

The wettest month (with the highest rainfall) is July (3.03").
The driest months (with the least rainfall) are March and November (0.98").

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Average rainfall days
Geismar, LA

Average rainfall days - Geismar, LA

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (7.9 days).

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Average snowfall
Geismar, LA

Average snowfall - Geismar, 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").

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Average snowfall days
Geismar, LA

Average snowfall days - Geismar, LA

The month with the highest number of snowfall days is January (0.2 days).
The 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 / Average sunshine
Geismar, LA

Average daylight / Average sunshine - Geismar, 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 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days
Geismar, LA

Average sunshine days - Geismar, LA

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is August (9.3 days).

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Average visibility
Geismar, LA

Average visibility - Geismar, LA

The months with the highest visibility are January, February, June, July, August, October, November and December (6mi).
The months with the lowest visibility are March, April, May and September (5mi).

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Geismar, Louisiana, USA

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