The best times to visit Bloomington for ideal weather are

April 23rd to June 24th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 

 


Other Bloomington Travel Info

Weather in Bloomington

Temperature

Average temperatures in Bloomington vary drastically. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a chance of rain or snow throughout most of the year. The area is less temperate than some — in the 26th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Bloomington, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally mid July where highs are regularly around 86.8°F (30.4°C) with temperatures rarely dropping below 64.1°F (17.8°C) at night.

Bloomington Temperatures (Fahrenheit)

Key
High
Average
Low

Bloomington Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Bloomington Perceived Temperature (F)

Key
High
Average
Low

Bloomington Perceived Temperature (C)

Key
High
Average
Low

 

Average Bloomington Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 38 28.7 20.1
Feb 39.9 29.9 21.1
Mar 56.5 44.5 34.3
Apr 67.6 54.8 43.5
May 76.6 64.8 53.7
Jun 84 72.7 62.4
Jul 85.5 74.1 63.4
Aug 85.9 73.3 61.4
Sep 79.4 66.1 54.8
Oct 67.8 54.7 43.5
Nov 54.9 43.2 32.7
Dec 43.7 34.8 27

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 3.3 -1.8 -6.6
Feb 4.4 -1.2 -6.1
Mar 13.6 6.9 1.3
Apr 19.8 12.7 6.4
May 24.8 18.2 12.1
Jun 28.9 22.6 16.9
Jul 29.7 23.4 17.4
Aug 29.9 22.9 16.3
Sep 26.3 18.9 12.7
Oct 19.9 12.6 6.4
Nov 12.7 6.2 0.4
Dec 6.5 1.6 -2.8

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Bloomington are August, September, and then January. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early August. For example, on the week of July 30th there is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in late April with an average of 3 days of significant precipitation the week of April 23rd.

When can you find snow in Bloomington? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Bloomington.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Bloomington (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 19% 0 3.2
Feb 22% 0 2.7
Mar 23% 0 4
Apr 34% 0 6.1
May 27% 0 4.9
Jun 32% 0 6.4
Jul 24% 0 4.5
Aug 13% 0 2.3
Sep 17% 0 3.4
Oct 20% 0 4.2
Nov 20% 0 3.2
Dec 28% 0 4.5

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 19 0 8.1
Feb 22 0 6.9
Mar 23 0 10.2
Apr 34 0 15.5
May 27 0 12.4
Jun 32 0 16.3
Jul 24 0 11.4
Aug 13 0 5.8
Sep 17 0 8.6
Oct 20 0 10.7
Nov 20 0 8.1
Dec 28 0 11.4

 

Humidity and Wind

Bloomington has some high humidity months, with other comfortably humid months. The least humid month is April (51.7% relative humidity), and the most humid month is December (69.6%).

Wind in Bloomington is usually calm. The windiest month is January, followed by March and April. January’s average wind speed of around 6.9 knots (7.9 MPH or 12.7 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid April where average top sustained speeds reach 14.4 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Bloomington.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 6.9 Light breeze 12.9 Significant breeze
Feb 6.5 Light breeze 12.8 Significant breeze
Mar 6.8 Light breeze 13.3 Significant breeze
Apr 6.8 Light breeze 14 Significant breeze
May 5.3 Light breeze 11.8 Significant breeze
Jun 4.7 Light breeze 11.4 Significant breeze
Jul 3.6 Barely noticeable 9.6 Significant breeze
Aug 3.3 Barely noticeable 9.1 Gentle breeze
Sep 3.7 Barely noticeable 9.7 Significant breeze
Oct 5.1 Light breeze 11.1 Significant breeze
Nov 5.8 Light breeze 11.8 Significant breeze
Dec 6.3 Light breeze 12.1 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 61.6%
Feb 58.9%
Mar 53%
Apr 51.7%
May 60.5%
Jun 63.9%
Jul 66.8%
Aug 64%
Sep 64%
Oct 59.4%
Nov 58.1%
Dec 69.6%

 

Is it Safe to Travel to Bloomington?

Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for the United States; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 23, 2019.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Bloomington, IN, US is June, followed by July and April. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Bloomington in November. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 40.4 in November means 40.4% of the tourists vs. June.

 

 

Overall Bloomington Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 82.1°F (27.8°C) and 44.1°F (6.7°C) with warmer temperatures in the later months. Rain is somewhat common with 7 to 10 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.

Summer (June through August)

The middle-year months have very comfortable weather with high temperatures that are quite warm. These months see moderate precipitation with 4 to 10 days of precipitation per month. June – August is the busiest season for tourism in Bloomington, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 82.8°F (28.2°C) and 48.4°F (9.1°C), which will feel chilly given the humidity and wind. It rains or snows a significant amount: 5 to 6 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Winter (December through February)

Weather is far too cold this time of year in Bloomington to be enjoyable for warm weather travelers. The average high during this season is between 44.2°F (6.8°C) and 35.6°F (2°C). On average, it rains or snows a fair amount: 6 to 9 times per month. These times of year are fairly slow with tourists.

 

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