Climate and monthly weather forecast
Jennings, LA

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The climate of Jennings

The climate of Jennings, Louisiana, tucked away in the heartland of the USA, aligns with the Köppen climate classification as 'Humid subtropical with no dry season'. It enjoys mild winters and hot summers, complemented by an abundance of rainfall throughout the year. This subtropical climate provides a haven for a wide array of flora and fauna, with its stable and mild environment.

The mean annual temperature fluctuates between 44.2°F (6.8°C) and 90°F (32.2°C), showcasing a wide range of weather conditions. While humidity sticks around the high 70s percentile for most of the year, Jennings exhibits a yearly rainfall average of around 2in, emphasizing the damp aspect of its weather allure. The town never truly witnesses a 'dry season', as the number of rainy days flutters between 10.4 in January and 18.6 in August.

Jennings is not prone to snowfall and sees a minimal smattering of flurries around January with merely 0.12" (3mm). Sunshine levels vary between 5.1 hours during colder months to a maximum of 10.6 hours in June, assisting in balancing the humidity levels. The UV index ranges from 3 in December to a peak of 7 in May to August, asking for a tad more caution for outdoor activities during peak daytime in summers.

Being a subtropical region, mid-year months tend to swelter with average highs from 84.6°F (29.2°C) to 90°F (32.2°C) from May to August, contrasting the cooler period from November to February, where average temperatures hover between 44.2°F (6.8°C) and 64°F (17.8°C).

The best time to visit Jennings

Considering comparative temperature, rainfall, and humidity, the best time to visit Jennings falls from March to May. This period graces the town with a mellow warmth, with average highs going from 70.9°F (21.6°C) to 84.6°F (29.2°C). This period also gifts visitors with ample daylight, ranging from 12 to 13.7 hours daily, complemented by lower ranges of rainfall, from 1.81in to 2.01in, making it ideal for outdoor activities and exploration.

The slightly lower humidity, moving in the mid-70s percentile, and an increased amount of sunshine hours, that reach up to 10.3 in May, adds to the charm of the spring months. Whether it is about exploring the town's history or immersing oneself in the local culture, visitors find this period optimal for a comfortable and enjoyable visit.

The worst time to visit Jennings

The town's climate becomes more challenging to navigate during the peak of summer and early monsoon months from June to August. With soaring temperatures reaching to highs of 89.8°F (32.1°C) to 90°F (32.2°C), the sultry weather conditions combine with a record high rainfall of up to 3.58in in August. This combination results in a comfort index that might not suit everyone, especially those not acquainted with high humidity and rainfall.

Although the UV index reaches 7, indicating the need for preventative measures when outdoors, the locales provide around 14.1 hours of daylight, increasing the time for activities and sightseeing. Even so, the weather conditions during these months can act as a deterrent for tourists not comfortable with high temperatures and heavy rainfall.

Spring weather in Jennings

The spring months in Jennings from March to May, bring a pleasant respite from the winter chill. Temperatures steadily rise from a comfortable 70.9°F (21.6°C) in March, peaking to a warm 84.6°F (29.2°C) by May. The amount of daylight expands from 12 hours to 13.7 hours, allowing more time to explore the natural beauty of Jennings.

Rainfall remains relatively steady, from 1.81in in March to 2.01in in May. The humidity stays amicable, oscillating in the high 70s, making it the ideal weather for enjoying outdoor activities. With the UV index escalating from 5 in March to 7 in May, spring is a great time to enjoy the delightful weather without the intensity of the summer sun.

Summer weather in Jennings

In Jennings, the summer period from June to August bestows a hot and humid environment. The high temperatures range from 89.2°F (31.8°C) to 90°F (32.2°C), making it the warmest period. Rainfall makes its prominent presence, peaking at 3.58in in August, accounting for the highest rainfall throughout the year.

Despite high humidity in the late 70s percentile, the town offers ample sunshine hours, swinging between 10.6 and 10.4, along with extended daylight hours from 14.1 to 13.2, perfect for indulging in indoor activities or early morning and late evening outdoor explorations.

Autumn weather in Jennings

The autumn season in Jennings, from September to November, brings a soothing transition from the hot summer months. The average high temperature begins to dip, starting from a mellow 86.7°F (30.4°C) in September down to a cooler 68.2°F (20.1°C) towards November.

Rainfall experiences a gradual decline from 1.77in in September to 1.93in by November. Hours of daylight start decreasing, moving from 12.3 hours to 10.6 hours, while sunshine hours vary from 9.9 to 5.9 respectively. The UV index also recedes, going from 6 to 4 during these months, proving a much needed respite from the summer heat, making it another favorite time for visitors.

Winter weather in Jennings

From December to February, Jennings experiences mild winter conditions. Average high temperatures span from 61.5°F (16.4°C) in December to 59°F (15°C) in February, with the lowest dipping to 44.2°F (6.8°C). The town stands void of snowfall during these months, making winters less harsh compared to other regions.

Rainfall measures from 2.09in in December and February to 1.61in in January. The daylight hours shrink to their yearly low, varying between 10.2 to 11.1 hours, with sunshine hours from 5.1 to 5.6. The UV index remains at a lowered level, ranging between 3 and 4, ensuring a gentle winter season that doesn't restrict outdoor activities. With temperatures remaining above freezing point throughout, the winter months create a serene and calm ambiance, adding a special charm to the town of Jennings.

Weather in January

January sets the tone for the year with its relatively cooler temperatures, an anticipatory harbinger to the oncoming sultry spring days. The month registers both the lowest maximum and minimum temperatures of the year, ranging from 44.2°F (6.8°C) to 59°F (15°C). Weather in January »

Weather in February

February shows a clear shift towards spring as temperatures begin to rise, subtly heralding the onset of warmer days. There is a slight increase in relative humidity, indicating the commencement of the distinctive moist spring. Weather in February »

Weather in March

March exhibits the full bloom of the spring season with distinct weather elements emerging. The maximum temperature recorded swells to a significant 70.9°F (21.6°C), a noteworthy leap from the preceding months. The cooler, crisp air is now replaced with warm breezes and the charm of spring is clearly reflected in the atmosphere. Weather in March »

Weather in April

April signals the impending summer with its perceivably heightened heat. Even as temperatures escalate further, rainfall also picks up the pace, maintaining the moist climate typical of Jennings, Louisiana. Strong winds continue to blow, though their briskness is often dampened by raised humidity levels. Weather in April »

Weather in May

May witnesses a significant leap forward into the loom of summer as the mercury reaches a season high of 84.6°F (29.2°C). This coupled with prolonged sunlight hours emphasize the ongoing transition. The considerably high cloudage cushions the intense sunlight to some extent, thereby avoiding too harsh a shift towards summer. Weather in May »

Weather in June

June is the gateway to summer with temperatures, daylight, and sunshine all reaching their annual highs. While rainfall too increases, the primary feature remains the unabating heat. The heavy downpours are often welcomed as refreshing interruptions to the continuous hot spell. Weather in June »

Weather in July

July holds the title for the hottest month in Jennings, Louisiana, boasting a maximum temperature of 89.8°F (32.1°C). The mercury refuses to plummet below the high 70s, ensuring a continuous mugginess. The high temperature persists and is accompanied by an elevated rainfall leading to a hot and wet environment. Weather in July »

Weather in August

August continues the summer trend with comparable temperatures and strikingly similar weather patterns. Despite a slight dip, the maximum temperature for the month stands at an impressive 90°F (32.2°C). August mimics July in terms of weather consistency and marks the last of the intense summer months. Weather in August »

Weather in September

September is a turning point as summer starts to recede and fall begins to set in. The intense heat starts to simmer down and there are definitive signs of a more temperate climate looming. The day-length shortens, hinting at the dwindling summer and the incoming fall. Weather in September »

Weather in October

October truly rings in autumn with a considerable drop in temperatures signaling the farewell to summer. This change brings along a refreshing contrast to the previous hot months and is a warm prelude to the approaching winter. Weather in October »

Weather in November

November continues the cool, comforting trend, as autumn unwinds and winter hints at its arrival. The decline in temperature hints at the first vestiges of winter, making November significantly cooler than October. The prevalence of clouds augments the chill, whereas dwindling daylight and sunshine hours further accentuate the seasonal shift. Weather in November »

Weather in December

December marks the onset of the coldest time of the year in Jennings, Louisiana. A perceptible freshness in the air signals the commencement of winter and an end to the dynamic weather cycle. Despite the drop in temperature to a low of 47.8°F (8.8°C), both snowfall and daylight are virtually nonexistent. Weather in December »
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Frequently asked questions

What is the coldest month in Jennings?

January is Jennings's coldest month, registering average high temperatures of 59°F (15°C) and lows of 44.2°F (6.8°C).

How many days does it rain in Jennings?

In Jennings, during the entire year, the rain falls for 156.6 days and collects up to 26.34" (669mm) of precipitation.

When does it snow in Jennings?

January is the only month when snow falls.

When does it snow the most in Jennings?

January is the month with the most snowfall. Snow falls for 0.3 days and accumulates 0.12" (3mm) of snow.

How many days does it snow in Jennings?

In Jennings, Louisiana, during the entire year, snow falls for 0.3 days and aggregates up to 0.12" (3mm) of snow.

What is the most humid month in Jennings?

With an average relative humidity of 81%, February is the most humid month.

What is the driest month in Jennings?

The month with the least rainfall in Jennings, Louisiana, is February, when the rain falls for 10.7 days and typically collects 1.61" (41mm) of precipitation.

When it does not snow in Jennings?

February through December are months without snowfall in Jennings.

When is Daylight Saving Time (DST) in Jennings?

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 Jennings?

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

When are the longest days in Jennings?

The month with the longest days in Jennings, Louisiana, is June, with an average of 14h and 6min of daylight.

What month has the most sunshine in Jennings?

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

What part of the year is the hottest in Jennings?

In Jennings, August is known for its average highest temperatures, reaching a high of 90°F (32.2°C) and a low of 75.2°F (24°C).

What is the rainiest month in Jennings?

August is the month with the most rainfall in Jennings, Louisiana. Rain falls for 18.6 days and accumulates 3.58" (91mm) of precipitation.

What is the least humid month in Jennings?

The least humid month is October, with an average relative humidity of 72%.

What is the month with the shortest days in Jennings?

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 in Jennings?

December has the least sunshine of the year in Jennings, Louisiana, with an average of 5.1h of sunshine.

When is the lowest UV index in Jennings?

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

Average temperature
Jennings, LA

Average temperature - Jennings, LA

The warmest month (with the highest average high temperature) is August (90°F).
The month with the lowest average high temperature is January (59°F).

The months with the highest average low temperature are July and August (75.2°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).

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Average pressure
Jennings, LA

Average pressure - Jennings, LA

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed
Jennings, LA

Average wind speed - Jennings, LA

The windiest month (with the highest average wind speed) is February (9.2mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

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Average rainfall
Jennings, LA

Average rainfall - Jennings, LA

The wettest month (with the highest rainfall) is August (3.58").
The driest month (with the least rainfall) is February (1.61").

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Average rainfall days
Jennings, LA

Average rainfall days - Jennings, LA

The month with the highest number of rainy days is August (18.6 days).
The month with the least rainy days is November (9.3 days).

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Average snowfall
Jennings, LA

Average snowfall - Jennings, LA

The month with the highest snowfall is January (0.12").
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
Jennings, LA

Average snowfall days - Jennings, LA

The month with the highest number of snowfall days is January (0.3 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
Jennings, LA

Average daylight / Average sunshine - Jennings, 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
Jennings, LA

Average sunshine days - Jennings, LA

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is August (9.9 days).

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Average visibility
Jennings, LA

Average visibility - Jennings, 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).

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Jennings, Louisiana, USA

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