Southport (IN) Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Southport.

Current conditions Southport –  

Climate overview of Southport

Southport, Indiana, United States of America, sees big temperature differences between seasons, with July peaking at 29°C (84°F) and January dropping to 2°C (36°F).

Rain/snowfall is high, totalling around 1193 mm (47 in) per year. June is the wettest month and February the driest. The city also experiences warm summers and cold winters. The most sunshine falls in July, with an average of 9.9 hours of daily sunshine.

Southport Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Southport - and find the best time to visit.

Monthly Temperature in Southport

Visitors to Southport can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a comfortable 29°C (84°F) in July, the warmest time of the year, to a chilly 2°C (36°F) during cooler months like January.

At night, you can expect temperatures ranging from 19°C (66°F) in July to around -7°C (19°F) during January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Southport

Southport is known for its substantial rain/snowfall, with annual precipitation reaching 1193 mm (47 in). Significant seasonal changes in precipitation occur throughout the year. In the wettest month, June it receives high rainfall, averaging 153 mm (6 in) of precipitation, recorded across 15 rainy days. In contrast, the driest month February brings less snow/rainfall, with 65 mm (2.6 in) over 10 snowy/rainy days. For more details, please visit our Southport Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Sunshine Hours in Southport

Seasonal changes in sunshine hours are quite dramatic in Southport. While July receives considerable daily sunshine with up to 9.9 hours, December marks the darkest time of the year, where sunshine is scarce with only 3.5 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Indianapolis, the United States of America (11 KM, 7 Miles).

Daily hours of sunshine

Data from: Indianapolis, the United States of America (11 KM, 7 Miles).

Humidity in Southport by Month

Best Time to Visit Southport

The most comfortable overall weather for exploring Southport is usually found in August and September. Conditions are generally least comfortable in January, February, March and December.

Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.

  • Best overall: August and September
  • Warmest weather: June, July and August
  • Most sunshine: June and July
  • Seasonal pattern: Warm summers and cold winters
  • Coldest conditions: January, with freezing nights around -7°C (19°F).

Frequently asked questions about the climate in Southport

What is the best time to visit Southport?

August and September typically offer the most optimal weather in Southport. In contrast, January, February, March and December tend to have less optimal conditions. Southport has warm summers and cold winters.

What temperatures can I expect in Southport?

Daytime highs range from 2°C (36°F) in January to 29°C (84°F) in July. Nighttime lows range from -7°C (19°F) to 19°C (66°F). Temperatures vary considerably through the year.

How much rain does Southport get?

Annual rainfall is around 1193 mm (47 in). June is the wettest month with 153 mm (6 in), while February is the driest with 65 mm (2.6 in).

How sunny is Southport?

Southport receives around 2,470 hours of sunshine per year. July is the sunniest month with 297 hours, while December is the cloudiest with just 105 hours. Overall, Southport enjoys abundant sunshine.

Southport 3-Day Forecast

Southport on the map

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