Decatur, Alabama Weather by Month

Located in northern Alabama along the Tennessee River, Decatur is a picturesque city known for its scenic riverfront, historic downtown area, and strong sense of community. Affiliated with the United States, Decatur serves as the county seat of Morgan County. With a population of approximately 55,000 residents and spanning an area of 62 square miles, Decatur offers a blend of small-town charm and modern amenities. The city is home to several major landmarks, including the Old State Bank Building, a historic landmark dating back to the 1830s, and the Princess Theatre, a beautifully restored art deco venue hosting various performances and events. Additionally, Decatur is known for its vibrant arts scene, with galleries, studios, and cultural events showcasing local talent and creativity. The city’s strategic location along the Tennessee River has also contributed to its economic prosperity, with industries such as manufacturing, healthcare, and technology playing a significant role in its growth and development.

Climate and Weather Overview

Decatur experiences a humid subtropical climate, characterized by hot, humid summers and mild winters. Located inland, the city is less influenced by coastal weather patterns compared to cities on the coast. Summers are long and hot, with temperatures often reaching into the 90s Fahrenheit (32-37°C) and high humidity levels adding to the discomfort. Winters are relatively mild, with temperatures rarely dropping below freezing, and occasional snowfall is rare. Spring and fall bring pleasant temperatures, making them ideal seasons to explore outdoor activities in Decatur.

Month Average Temperature (°F) Precipitation (inches) Sunny Days
January 47 5.1 6
February 51 5.0 6
March 59 5.3 7
April 67 4.5 8
May 75 3.7 9
June 83 5.7 10
July 89 6.3 10
August 88 6.1 9
September 82 4.5 8
October 71 3.1 8
November 61 4.5 7
December 51 4.9 6

January

January in Decatur brings chilly winter weather, with average highs around 47°F (8.3°C) and lows dropping to 30°F (-1.1°C). Precipitation is moderate, with an average of 5.1 inches for the month. While snow is rare, occasional frost may occur, especially in the early morning hours. Outdoor activities such as hiking at Wheeler National Wildlife Refuge or exploring Point Mallard Park are still enjoyable with proper attire. Indoor activities include visiting the Cook Museum of Natural Science or attending performances at the Princess Theatre.

February

February continues the cool temperatures of winter in Decatur, with average highs of 51°F (10.6°C) and lows of 34°F (1.1°C). Precipitation levels remain similar to January, with occasional rain showers. Despite the cooler weather, there are still plenty of outdoor activities to enjoy in Decatur during February. Visitors can take a stroll along the Tennessee Riverwalk, go birdwatching at Wheeler National Wildlife Refuge, or enjoy a picnic at Delano Park. Indoor activities include exploring the Cook Museum of Natural Science or attending concerts at the Princess Theatre.

March

March marks the transition to milder weather in Decatur, with temperatures ranging from highs of 59°F (15°C) to lows of 39°F (3.9°C). Precipitation increases slightly, with an average of 5.3 inches for the month. As spring blooms begin to appear, outdoor activities become more popular in Decatur. Visitors can explore Wheeler National Wildlife Refuge, go fishing at Point Mallard Park, or take a boat tour of the Tennessee River. March is also a great time to explore the city’s historic districts, such as Old Decatur or Albany Historic District, and enjoy the architecture and charm of the area. Indoor activities include visiting museums such as the Cook Museum of Natural Science or attending performances at the Princess Theatre.

April

April brings pleasant spring weather to Decatur, with temperatures averaging highs of 67°F (19.4°C) and lows of 45°F (7.2°C). Precipitation decreases, with an average of 4.5 inches for the month, making it an ideal time for outdoor activities. Visitors can explore Delano Park, go hiking at Wheeler National Wildlife Refuge, or take a scenic drive along the Tennessee River. April is also a great time to experience the city’s cultural events, with many festivals celebrating music, food, and art taking place throughout the month. Indoor activities include visiting museums such as the Cook Museum of Natural Science or attending performances at the Princess Theatre.

May

May in Decatur brings warm spring weather, with temperatures averaging highs of 75°F (23.9°C) and lows of 52°F (11.1°C). Precipitation decreases further, with an average of 3.7 inches for the month. As the weather continues to warm up, outdoor activities become even more popular in Decatur. Visitors can take a hike at Wheeler National Wildlife Refuge, go fishing at Point Mallard Park, or enjoy a picnic at Delano Park. May is also a great time to explore the city’s historic neighborhoods, such as Old Decatur or the Decatur Historic District, and enjoy the architecture and charm of the area. Indoor activities include visiting museums such as the Cook Museum of Natural Science or attending performances at the Princess Theatre.

June

June brings the onset of summer in Decatur, with temperatures averaging highs of 83°F (28.3°C) and lows of 61°F (16.1°C). Precipitation increases slightly, with an average of 5.7 inches for the month, often in the form of afternoon thunderstorms. Despite the rain, outdoor activities are still popular in Decatur during June. Visitors can explore Wheeler National Wildlife Refuge, go kayaking on the Tennessee River, or take a boat tour of the Decatur Historic District. June is also a great time to experience the city’s culinary scene, with many restaurants offering outdoor dining options. Indoor activities include visiting museums such as the Cook Museum of Natural Science or attending performances at the Princess Theatre.

July

July is characterized by hot and humid weather in Decatur, with temperatures averaging highs of 89°F (31.7°C) and lows of 68°F (20°C). Precipitation remains high, with an average of 6.3 inches for the month, often accompanied by frequent thunderstorms. Despite the heat, outdoor activities are still popular in Decatur during July. Visitors can visit Wheeler National Wildlife Refuge for swimming and picnicking, go tubing on the Tennessee River, or enjoy a round of golf at Point Mallard Park. July is also a great time to experience the city’s cultural events, with many festivals celebrating music, food, and art taking place throughout the month. Indoor activities include visiting museums such as the Cook Museum of Natural Science or attending performances at the Princess Theatre.

August

August continues to be hot and humid in Decatur, with temperatures averaging highs of 88°F (31.1°C) and lows of 68°F (20°C). Precipitation remains high, with an average of 6.1 inches for the month, often in the form of afternoon showers and thunderstorms. Despite the rain, outdoor activities are still popular in Decatur during August. Visitors can explore Wheeler National Wildlife Refuge, go fishing at Point Mallard Park, or take a bike ride along the Tennessee Riverwalk. August is also a great time to experience the city’s culinary scene, with many restaurants offering outdoor dining options. Indoor activities include visiting museums such as the Cook Museum of Natural Science or attending performances at the Princess Theatre.

September

September brings relief from the summer heat in Decatur, with temperatures averaging highs of 82°F (27.8°C) and lows of 56°F (13.3°C). Precipitation decreases slightly, with an average of 4.5 inches for the month, but afternoon thunderstorms are still common. As the weather begins to cool down, outdoor activities become more popular in Decatur. Visitors can take a hike at Wheeler National Wildlife Refuge, go birdwatching at Point Mallard Park, or enjoy a picnic at Delano Park. September is also a great time to explore the city’s historic districts, such as Old Decatur or the Albany Historic District, and enjoy the architecture and charm of the area. Indoor activities include visiting museums such as the Cook Museum of Natural Science or attending performances at the Princess Theatre.

October

October offers pleasant weather in Decatur, with temperatures averaging highs of 71°F (21.7°C) and lows of 39°F (3.9°C). Precipitation decreases further, with an average of 3.1 inches for the month, making it an ideal time for outdoor activities. Visitors can explore Wheeler National Wildlife Refuge, go hiking at Point Mallard Park, or take a scenic drive along the Tennessee River. October is also a great time to experience the city’s cultural events, with many festivals celebrating music, food, and art taking place throughout the month. Indoor activities include visiting museums such as the Cook Museum of Natural Science or attending performances at the Princess Theatre.

November

November brings cooler temperatures to Decatur, with highs averaging around 61°F (16.1°C) and lows of 36°F (2.2°C). Precipitation remains moderate, with an average of 4.5 inches for the month. As fall foliage begins to appear, outdoor activities become popular in Decatur. Visitors can take a bike ride along the Tennessee Riverwalk, go birdwatching at Wheeler National Wildlife Refuge, or enjoy a picnic at Delano Park. November is also a great time to explore the city’s historic neighborhoods, such as Old Decatur or the Decatur Historic District, and enjoy the architecture and charm of the area. Indoor activities include visiting museums such as the Cook Museum of Natural Science or attending performances at the Princess Theatre.

December

December in Decatur is mild and pleasant, with temperatures averaging highs of 51°F (10.6°C) and lows of 30°F (-1.1°C). Precipitation remains moderate, with an average of 4.9 inches for the month. As the holiday season approaches, outdoor activities become less popular in Decatur. Visitors can explore the city’s holiday lights at Delano Park, go ice skating at Point Mallard Park, or enjoy a carriage ride through downtown Decatur. December is also a great time to explore the city’s historic districts, such as Old Decatur or the Albany Historic District, and enjoy the festive decorations and holiday spirit. Indoor activities include visiting museums such as the Cook Museum of Natural Science or attending holiday performances at the Princess Theatre.

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