Climate and monthly weather forecast
Ruston, LA

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The climate of Ruston

Nestled in the heart of Louisiana, USA, Ruston sports a predominately Humid Subtropical climate, as categorized by the Köppen climate classification as 'Cfa'. Steering through the climate arc over the year, shifting patterns of temperature, rainfall, daylight, wind velocity, and cloud cover are visibly identifiable factors.

Temperature variations from 38.1°F (3.4°C) to a striking 93.9°F (34.4°C) are observed over the year. The hottest swell is typically in July and August, with temperatures peaking around 93.7°F (34.3°C) to 93.9°F (34.4°C). On the contrary, the annual temperature trough is observed in January, with a low average temperature of 38.1°F (3.4°C). Meanwhile, humidity dances around the 70s%, with August and September being the least humid months at 71%.

Annual rainfall averages between 1.89" (48mm) to 4.06" (103mm) monthly, totaling a substantial amount over the year with the highest precipitation observed in February at 4.06" (103mm). A unique element of Ruston's climate is the minimal snowfall, with minuscule amounts only seen in January at 0.28" (7mm) and in December at 0.08" (2mm). The daylight hours evolve from as low as 10 hours in the depths of winter to as high as 14.3 hours in the prime of summer.

Wind varies across the months from 4.8mph (7.7km/h) to 6.9mph (11.1km/h), reaching its peak in April. The Sunshine duration ranges from 4.8 hours to 10.3 hours, illuminating skies the most in July. Cloud cover fluctuates around 30% to 50%, with February blanketed by the most cloudiness at 53%, and September to November unfolding under the clearest skies at 30% cover.

The best time to visit Ruston

Given the comfortable balance of temperature, relatively light rainfall, and abundant daylight hours, late spring to early summer, specifically between May to June, emerges as the best time to visit Ruston. Temperatures during this time frame range from 75.7°F (24.3°C) to 84°F (28.9°C) providing warmth without sky-rocketing heat. Coupled with 13 to 13.8 hours of daylight and relatively low rainfall ranging between 3.58" (91mm) to 3.19" (81mm), these months are ideal for outdoor activities and exploration.

The worst time to visit Ruston

Due to the extreme high temperatures that can approach 93.7°F (34.3°C) to 93.9°F (34.4°C) and an above-average rainfall ranging between 2.64" (67mm) to 2.68" (68mm), July and August stand out as the least comfortable period to visit Ruston. Although boasting the maximum daylight hours of 14 to 14.3, the temperatures during these months might provoke discomfort especially for outdoor activities.

Spring weather in Ruston

Spring in Ruston imitates a symphony of rising temperatures. March initiates it with a blend of 66.7°F (19.3°C) high and 48.9°F (9.4°C) low, escalating to 75.7°F (24.3°C) high and 54.9°F (12.7°C) low in April, finally surging to 84°F (28.9°C) high and 63.3°F (17.4°C) low in May. Rainfall during this season exhibits a falling trend from 3.62" (92mm) in March to 3.58" (91mm) in May. Equally noteworthy is the rise in daylight hours from 12 in March to 13.8 in May, paving the way to a moderately warm, well-illuminated spring season.

Summer weather in Ruston

Summers in Ruston are characterized by soaring high temperatures. June kicks off the summer with a decent high of 91.6°F (33.1°C) and a low of 70.7°F (21.5°C). It is in July and August where the heat hits its peak, with temperatures equalizing around 93.7°F (34.3°C) - 93.9°F (34.4°C) high and 73°F (22.8°C) - 72.5°F (22.5°C) low. Although rainfall trends downwards to 2.64" (67mm) in July and 2.68" (68mm) in August, humidity stays constant at 71%, a reminder of the subtropical weather.

Autumn weather in Ruston

Approaching Autumn, Ruston experiences a gradual decline in temperatures. With 88.3°F (31.3°C) high and 67.1°F (19.5°C) low in September, it steadily descends to 77°F (25°C) high and 56.3°F (13.5°C) low in October, finally reaching 63.9°F (17.7°C) and 46.6°F (8.1°C) in November. However, the rainfall sees a significant jump from 1.89" (48mm) in September to 3.15" (80mm) in October, before falling back down to 2.4" (61mm) in November.

Winter weather in Ruston

Winter in Ruston experiences the lowest temperatures. December starts with a high of 56.3°F (13.5°C) and a low of 41.7°F (5.4°C). January witnesses the coldest month with its low temperature dropping to 38.1°F (3.4°C). Moving to February, the temperature starts to pick up, with 57.6°F (14.2°C) high and 41.9°F (5.5°C) low. Although snowfall is a rarity in Ruston, one could notice a slight dusting of 0.28" (7mm) in January. Rainfall, however, increases in these months, peaking at 4.06" (103mm) in February.

Weather in January

With the arrival of January in Ruston, Louisiana, residents expect to feel the chill of winter. The temperature drops but the region does not see significant snowfall. January offers an average of 10.3 daylight hours, providing limited sunshine with a UV index of 3. Weather in January »

Weather in February

The winters in Ruston continue throughout February, albeit with a slight rise in temperatures compared to January. The daylight extends a fraction to approximately 11 hours. Despite the increase in daylight hours, the skies remain mildly cloudy, blocking direct sunlight. Weather in February »

Weather in March

The first whispers of spring bring warmer temperatures to Ruston in March. A definitive increase in temperatures reflects the seasonal shift with gradually increasing daylight hours, up to an average of 12. The cloud cover begins to dissipate, clearing up the skies for more sunshine. Weather in March »

Weather in April

As Ruston steps fully into the spring in April, a bump in temperatures is evident. Extending daylight hours and considerable sunshine encourage outdoor activities. This midpoint month between the chill of winter and the heat of summer offers relatively mild weather, despite occasional rainfall. Weather in April »

Weather in May

With an upward leap in temperatures, May indicates the imminent arrival of summer in Ruston. Shifting weather patterns include extended daylight hours and even more sunshine. The relative humidity remains quite stable contrasting the growing heat. Weather in May »

Weather in June

June ushers in summer in Ruston, Louisiana, with marked changes in the weather parameters. The temperature continues to climb, making midday outdoor activities less attractive. However, the expanding daylight hours render cooler early mornings and late evenings a treat. Weather in June »

Weather in July

The peak of summer is felt in Ruston in July as the temperatures hit their yearly high. Even though the heat ascends, the number of daylight and sunshine hours begin to retract. July experiences a decline in precipitation, dropping to 2.64" (67mm), marking it as the driest time of the year. Weather in July »

Weather in August

August in Ruston continues to emote the summer vibe with persistently high temperatures. There is a slight decline in daylight, making the days slightly shorter than July. The weather remains dry with occasional showers making their appearance. Weather in August »

Weather in September

September in Ruston signals the conclusion of the summer season, with falling temperatures. The daylight hours also begin to dwindle, reflecting the nearing arrival of autumn. There is a noticeable reduction in cloud cover, paving the way for clearer skies and less rainfall. Weather in September »

Weather in October

Residents of Ruston welcome cooler temperatures in October as the autumn fully takes over. The departure from summer heat is distinct with a more relaxed atmosphere enveloping the city. The buzz of outdoor activities kickstarts again making the most of the pleasantly mild weather. Weather in October »

Weather in November

A subtle winter chill begins to settle over Ruston as November progresses. The daylight hours contract significantly compared to the elaborate daylight hours of summer. Cloud cover starts to thicken mildly, returning to the levels last seen in spring. Weather in November »

Weather in December

December experiencesthe full brunt of winter in Ruston with temperatures falling to annual lows. The condensed daylight hours and prolonged nights add to the winter chill. The likelihood of precipitation takes a leap, resulting in increased rainfall accumulation of 3.35" (85mm). Weather in December »
Updated: Jun 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

In Ruston, the average lowest temperatures are observed in January, with a high of 53.6°F (12°C) and a low of 38.1°F (3.4°C).

How many days does it rain?

In Ruston, during the entire year, the rain falls for 155.1 days and collects up to 37.64" (956mm) of precipitation.

When does it snow?

Months with snowfall are January, February and December.

When does it snow the most in Ruston?

The months with the most snowfall are January and February, with an average 0.28" (7mm) of accumulated snow.

How many days does it snow in Ruston?

In Ruston, during the entire year, snow falls for 2.2 days and aggregates up to 0.63" (16mm) 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 in Ruston?

With an average relative humidity of 82%, February is the most humid month.

What is the rainiest month?

February is the month with the most rainfall. Rain falls for 12.6 days and accumulates 4.06" (103mm) of precipitation.

What are the months with the least sunshine?

The months with the least sunshine in Ruston, Louisiana, are February and December, with an average of 4.8h of sunshine.

When it does not snow?

In Ruston, snow does not fall in March 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 are the longest days?

June has the longest days of the year, with an average of 14h and 18min of daylight.

What is the month with the highest UV index?

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

What is the least humid month?

July, August and October, with an average relative humidity of 71%, are the least humid months in Ruston.

What month has the most sunshine?

July has the most sunshine of the year, with an average of 10.3h of sunshine.

What month is the hottest?

August, on average, is the warmest month, registering a high temperature of 93.9°F (34.4°C) and a low of 72.5°F (22.5°C).

What is the driest month?

The month with the least rainfall is September, when the rain falls for 13.6 days and typically collects 1.89" (48mm) of precipitation.

What is the month with the shortest days in Ruston?

The month with the shortest days is December, with an average of 10h and 6min of daylight.

Average temperature
Ruston, LA

Average temperature - Ruston, LA

The warmest month (with the highest average high temperature) is August (93.9°F).
The month with the lowest average high temperature is January (53.6°F).

The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (38.1°F).

Average pressure
Ruston, LA

Average pressure - Ruston, LA

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed
Ruston, LA

Average wind speed - Ruston, LA

The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest months (with the lowest average wind speed) are July, August and September (4.8mph).

Average humidity
Ruston, LA

Average humidity - Ruston, LA

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are July, August and October (71%).

Average rainfall
Ruston, LA

Average rainfall - Ruston, LA

The wettest month (with the highest rainfall) is February (4.06").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days
Ruston, LA

Average rainfall days - Ruston, LA

The month with the highest number of rainy days is March (15.1 days).
The month with the least rainy days is November (8.9 days).

Average snowfall
Ruston, LA

Average snowfall - Ruston, LA

The months with the highest snowfall are January and February (0.28").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days
Ruston, LA

Average snowfall days - Ruston, LA

The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Ruston, LA

Average daylight / Average sunshine - Ruston, LA

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 6min).

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

Average sunshine days
Ruston, LA

Average sunshine days - Ruston, LA

The month with the most sunshine days is October (20 days).
The month with the least sunshine days is February (13.1 days).

Average UV index
Ruston, LA

Average UV index - Ruston, 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
Ruston, LA

Average visibility - Ruston, LA

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

Ruston, Louisiana, USA

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