Climate and monthly weather forecast
Vicksburg, MS

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Twin bridges across the large Mississippi River at Vicksburg, Mississippi, and green benches in the waterfront walk street
Twin bridges across the large Mississippi River at Vicksburg, Mississippi, and green benches in the waterfront walk street

The climate of Vicksburg

Vicksburg, a city nestled in Mississippi, USA, experiences a Köppen climate classification of Cfa, indicating a humid subtropical climate with no dry season. Positioned geographically, it endures a distinct pattern of temperatures, precipitation, humidity, and other weather parameters throughout the year.

The city exhibits a year-round humidity feature, with average relative humidity ranging between 73% in September to a peak of 80% in February and December. Temperatures show a gradual inclination from January's high of 54.1°F (12.3°C) and a low of 39.6°F (4.2°C), to July's peak highs of 91.8°F (33.2°C) and lows of 72.7°F (22.6°C), subsequently cooling down towards year-end.

Rainfall is relatively well distributed across months in Vicksburg, with almost every month receiving more than 2.28" (58mm) of rain. The city is most wet in April with rainfall reaching up to 3.98" (101mm), while the driest month is recorded as November with just 2.28" (58mm) of rainfall. This distribution and pattern make Vicksburg a city without a pronounced dry season.

Meanwhile, sunshine, a critical element of the weather picture is most generous in June, with around 10.6 hours of sunshine per day. But it's not just summer, even in the colder months, the city sees a daily average of 5 sunshine hours.

The best time to visit Vicksburg

The best period to visit Vicksburg would be between May and September. Despite the summertime highs of 83.1°F (28.4°C) to 91.8°F (33.2°C), the city offers an average of 10.1 to 10.6 hours of sunshine daily, providing plenty of opportunities for outdoor activities. However, visitors should be prepared for the possibility of rain, as even in the sunniest months, Vicksburg can receive around 2.95" (75mm) to 3.58" (91mm) rainfall.

The worst time to visit Vicksburg

Winter months, specifically from November to February may seem less appealing to visitors due to lower temperatures, ranging from 57°F (13.9°C) to 64.8°F (18.2°C) for highs and 39.6°F (4.2°C) to 43.7°F (6.5°C) for lows. While snowfall is rare, these colder months receive least sunshine hours, between 5 to 5.9 hours which may limit outdoor activities and sightseeing.

Spring weather in Vicksburg

During spring season, from March to May, Vicksburg warms up, with temperatures moving swiftly between 66.9°F (19.4°C) to 83.1°F (28.4°C) for highs and 49.8°F (9.9°C) to 63.5°F (17.5°C) for lows. March gets the most rainfall in the season with 3.58" (91mm) while May receives an average of 3.15" (80mm).

Summer weather in Vicksburg

In summer, from June to August, Vicksburg temperatures can go as high as 91.8°F (33.2°C) in July and as low as 72.1°F (22.3°C) in August. Rainfall is nearly constant around 3.5" (89mm) in July and August, as against 2.95" (75mm) in June. Daily sunshine hours are impressive, averaging 10.6 hours in June, dropping slightly to 10.2 hours in August.

Autumn weather in Vicksburg

Autumn, spanning from September to November features fluctuating temperatures, dropping from the highs of 87.8°F (31°C) in September to 64.8°F (18.2°C) in November, while the lows vary from 67.6°F (19.8°C) to 47.7°F (8.7°C). Rainfall figures reduce gradually throughout the season, starting from 2.48" (63mm) in September and reaching the year-low of 2.28" (58mm) in November.

Winter weather in Vicksburg

Winter in Vicksburg, from December to February is chilly yet mild. High temperatures hover between 54.1°F (12.3°C) to 58.8°F (14.9°C), while lows drop to between 39.6°F (4.2°C) to 43.7°F (6.5°C). The city receives minimal snowfall, merely 0.43" (11mm) in December and 0.31" (8mm) in January with more rainfall centered in December 3.46" (88mm) and February 3.43" (87mm). Overall, winter in Vicksburg is chilly and breezy, with shorter daylight hours.

Weather in January

The year in Vicksburg, Mississippi commences with January, during which the weather has a tranquil beginning. Providing gentle 54.1°F (12.3°C) for the highest temperature, January introduces the year with the warmth it precedes. Weather in January »

Weather in February

Transitioning from January, February's climate in Vicksburg escalates slightly in warmth, signifying an approach towards the vigors of spring. Daylight hours increase from 10.3 hours in January to 11.1 hours allowing a bit more time under the sun. Weather in February »

Weather in March

March reveals a significant change in Vicksburg's meteorological conditions. While the earlier winter-powered winds start to mellow down to 7.8mph (12.6km/h), the sunlight becomes increasingly available with a shift of 12 daylight hours. Weather in March »

Weather in April

April has Vicksburg basking in a comfortable rise in temperatures, translating to an ideal climate for family picnics or walks in the park. This month stands as one of the mildest periods within the year, with the daytime temperature reaching a high of 75.2°F (24°C). Weather in April »

Weather in May

In the intermediate narrative of Vicksburg's annual climatic journey, May introduces significant warmth, serving as a precursor to the summer months. The daily temperatures routinely cross into the 80s°F, signalling the city's transition into the hot season. Weather in May »

Weather in June

With June’s arrival, Vicksburg begins to experience the peak summer days. It is marked by an upsurge in the city's average daily temperatures, reaching a high of 90.5°F (32.5°C). The city sees fourteen hours of daylight per day, offering a long day under the sun. Weather in June »

Weather in July

July is distinguished as Vicksburg's hottest month, showcasing the pinnacle of summer’s high temperatures with a maximum average of 91.8°F (33.2°C). Despite the heat, citizens experience no deviation from the average precipitation levels, maintaining a consistent weather pattern. Weather in July »

Weather in August

In August, Vicksburg continues to persist through the peak summer conditions, with the temperature mostly toeing July’s line, marking a high of 91.6°F (33.1°C). Though the temperatures remain elevated, daylight hours see a slight reduction, hinting at the approaching end of summer. Weather in August »

Weather in September

September in Vicksburg signifies the onset of the transition period between summer and autumn. Temperatures begin to cool from the 90s°F of the peak summer, moving towards more moderate averages. Rainfall also reduces to 2.48" (63mm), signaling a dryer period for the city. Weather in September »

Weather in October

October blankets Vicksburg in the serene ambience of autumn. As a sharp difference from previous months, the highest daytime temperature averages only around 77.4°F (25.2°C). It is a welcome change for citizens, transitioning from the hot summer to more pleasant conditions. Weather in October »

Weather in November

In Vicksburg, November indicates an end to the autumn season, marking a transition into winter. The noticeable decrease in temperatures to an average daytime high of 64.8°F (18.2°C) indicates the onset of chilly weather. Gradually shortening daylight hours signal the approach of winter’s longer nights. Weather in November »

Weather in December

December brings Vicksburg into the full fold of winter. It manifests notable dips in the day's highest temperature, which averages around 57°F (13.9°C), contributing to the overall cold weather. Although snowfall barely touches the city with just 0.04" (1mm) average, the cold winds at 7.6mph (12.2km/h) sweep a winter chill in the air. Weather in December »
Updated: Jul 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

January is the month that records the lowest temperatures, with averages ranging from a high of 54.1°F (12.3°C) to a low of 39.6°F (4.2°C).

How many days does it rain?

Throughout the year, in Vicksburg, there are 169.7 rainfall days, and 38.82" (986mm) of precipitation is accumulated.

When does it snow?

January through March, November and December are months with snowfall.

When does it snow the most?

January is the month with the most snowfall. Snow falls for 1 days and accumulates 0.43" (11mm) of snow.

How many days does it snow?

In Vicksburg, during the entire year, snow falls for 2.6 days and aggregates up to 1.06" (27mm) 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 in Vicksburg.

What are the most humid months in Vicksburg?

February and December, with an average relative humidity of 80%, are most humid months.

What is the month with the least sunshine?

February and December, with an average of 5h of sunshine, are months with the least sunshine.

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.

What is the wettest month?

The month with the most rainfall is April, when the rain falls for 13.8 days and typically aggregates up to 3.98" (101mm) of precipitation.

When it does not snow?

April through October are months without snowfall in Vicksburg.

When are the longest days?

With an average of 14h and 12min 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 10.6h of sunshine.

What are the months with the highest UV index?

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

What time of the year is the hottest?

July brings the highest temperatures, with an average high of 91.8°F (33.2°C) and an average low of 72.7°F (22.6°C).

What is the least humid month?

October is the least humid month, with an average relative humidity of 69%.

What is the driest month?

November is the month with the least rainfall. Rain falls for 10.1 days and accumulates 2.28" (58mm) of precipitation.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 10h and 6min of daylight.

Average temperature
Vicksburg, MS

Average temperature - Vicksburg, MS

The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (54.1°F).

The month with the highest average low temperature is July (72.7°F).
The coldest month (with the lowest average low temperature) is January (39.6°F).

Average pressure
Vicksburg, MS

Average pressure - Vicksburg, MS

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed
Vicksburg, MS

Average wind speed - Vicksburg, MS

The windiest month (with the highest average wind speed) is February (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity
Vicksburg, MS

Average humidity - Vicksburg, MS

The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (69%).

Average rainfall
Vicksburg, MS

Average rainfall - Vicksburg, MS

The wettest month (with the highest rainfall) is April (3.98").
The driest month (with the least rainfall) is November (2.28").

Average rainfall days
Vicksburg, MS

Average rainfall days - Vicksburg, MS

The month with the highest number of rainy days is August (19.3 days).
The month with the least rainy days is October (8.9 days).

Average snowfall
Vicksburg, MS

Average snowfall - Vicksburg, MS

The month with the highest snowfall is January (0.43").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days
Vicksburg, MS

Average snowfall days - Vicksburg, MS

The month with the highest number of snowfall days is January (1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Vicksburg, MS

Average daylight / Average sunshine - Vicksburg, MS

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 5h and 0min).

Average sunshine days
Vicksburg, MS

Average sunshine days - Vicksburg, MS

The month with the most sunshine days is October (20.6 days).
The month with the least sunshine days is August (9.9 days).

Average UV index
Vicksburg, MS

Average UV index - Vicksburg, MS

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
Vicksburg, MS

Average visibility - Vicksburg, MS

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).

Vicksburg, Mississippi, USA

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