Nearby locations
Decatur, Indiana, United States
Monmouth, Indiana, United States
Elm Tree Crossroads, Indiana, United States
Nearby popular places
Stratton Park, United States
Hanna City Park, United States
Decatur Hi-Way Airport, United States

Weather in Decatur, United States

56°
Clear
Feels like 56°
·
High72°Low53°

Weather Advisories

Are you a business interested
in the data behind our forecast?
Try Our Weather API
Weather API Globe

Air quality

Full Details
0
55
500
Air quality:Moderate

Pollen index

Full Details
Tree
0/5
012345
Weed
0/5
012345
Grass
0/5
012345

Tomorrow's weather summary

The weather in Decatur on Wednesday, September 9th, will vary throughout the day from cloudy weather to clear.

Looks like cloud overcast will emerge before dawn and a high probability for clear skies during the morning.

Weather details for Decatur, on Wednesday, September 9th:

The maximum temperature during the day is going to be 86°F at about 4 pm. The day will be humid, with average humidity of 64%, ranging from 43% to a maximum value of 83% at about 7 am. The wind will be breezy, and will get up to 11 mph at 4 pm, blowing from the south-west. The cloud coverage will range from 3% around 6 pm to as high as 90% around 1 am with an average of 41%.

There is no probability for any precipitation throughout the day. The dew point will range from 58°F up to a maximum value of 63°F around 7 pm.

The visibility is expected to be good with average visibility of 10 mi throughout the day. Atmospheric pressure will be high with average pressure of 1020 hPa. Sunrise will be at 6:42 am, and sunset at 7:27 pm, making it a total of 12 hours and 45 minutes of daylight.

Air quality forecast for Decatur, on Wednesday, September 9th:

On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 37 and 64.

Pollen forecast for Decatur, on Wednesday, September 9th:

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

The weather in Decatur on Thursday, September 10th, will change throughout the day from weather to clear.

According to our models moderate rain will emerge around noon and a high probability for clear skies before dawn.

Weather details for Decatur, on Thursday, September 10th:

The highest temperature of the day is going to be 81°F around noon. The day will be extremely humid, with average humidity of 78%, ranging from 58% to a maximum value of 98% at about 11 pm. The wind will be breezy, and will get up to 12 mph at 3 pm, blowing from the north-west. The cloud coverage will range from 0% around 3 am to as high as 98% around 9 am with an average of 59%.

The chances of precipitation throughout the day will change between 0% and 35%. The highest chance for precipitation will be around 6 pm and the lowest probability around midnight. The dew point will range from 59°F up to a maximum value of 71°F around 6 pm.

The visibility is expected to be good with average visibility of 8 mi throughout the day. Atmospheric pressure will be normal with average pressure of 1011 hPa. Sunrise will be at 6:43 am, and sunset at 7:25 pm, making it a total of 12 hours and 42 minutes of daylight.

Air quality forecast for Decatur, on Thursday, September 10th:

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 30 and 38.

Pollen forecast for Decatur, on Thursday, September 10th:

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

FAQ

How warm does it get in Decatur?
The average annual highest temperature in Decatur is 30.3°C (86.5°F), and the July 18th is the hottest day on average.
How cold does it get in Decatur?
The average annual lowest temperature in Decatur is -10.0°C (14.0°F), and the January 14th is the coldest day on average.
Which month has the most rain in Decatur?
The wettest months in Decatur are April and June.
What months does it snow in Decatur?
The most common time of year for snow is February, January, December and March.