Best Time to Drive: Brownstown, IN to Bloomington, IN

The best overall window to drive from Brownstown, IN to Bloomington, IN is April to May. May is especially comfortable, and 7 AM to 10 AM is usually the easiest departure window. The main things to watch are heavy rain and ponding.

Best overall window

April to May

This stretch gives the steadiest mix of comfort, daylight, and lower weather friction.

Easiest departure pattern

7 AM to 10 AM

This is short enough that a mid-morning departure still keeps the whole drive comfortable.

Most challenging stretch

January

January is one of the harder months for this route because the weather friction stacks up faster.

Why This Route Scores Differently

This is a same-day corridor, so departure timing matters almost as much as the month you choose.

The current best window is April to May, when the drive is more likely to feel steady end to end.

This score uses multiple NOAA sample points along the route instead of a single state-wide climate average.

Month-by-Month Driving Conditions

Jan

Challenging 30°F

Feb

Fair 34°F

Mar

Fair 44°F

Apr

Great 55°F

May

Great 64°F

Jun

Good 73°F

Jul

Good 76°F

Aug

Good 75°F

Sep

Great 68°F

Oct

Great 56°F

Nov

Fair 44°F

Dec

Challenging 35°F

Best Good/Fair Challenging

Average Conditions by Month

January

Avg high / low 38 / 22°F

Moisture 3.3 in rain

Rating Challenging

Best departure

9 AM to 12 PM

Winter mix risk

Temperatures are workable, but not as easy as the best shoulder-season windows.

Weather is mixed enough that departure timing still matters.

February

Avg high / low 43 / 25°F

Moisture 2.8 in rain

Rating Fair

Best departure

9 AM to 12 PM

Winter mix risk

Temperatures are workable, but not as easy as the best shoulder-season windows.

Weather is mixed enough that departure timing still matters.

March

Avg high / low 54 / 34°F

Moisture 4.1 in rain

Rating Fair

Best departure

9 AM to 12 PM

Wet stretches Winter mix risk

Temperatures are workable, but not as easy as the best shoulder-season windows.

Weather is mixed enough that departure timing still matters.

April

Avg high / low 66 / 44°F

Moisture 4.6 in rain

Rating Great

Best departure

7 AM to 10 AM

Wet stretches Patchy fog

Daytime temperatures usually stay in a comfortable driving range.

Weather is mixed enough that departure timing still matters.

May

Avg high / low 75 / 54°F

Moisture 4.8 in rain

Rating Great

Best departure

7 AM to 10 AM

Wet stretches Patchy fog

Daytime temperatures usually stay in a comfortable driving range.

Weather is mixed enough that departure timing still matters.

June

Avg high / low 83 / 62°F

Moisture 5.1 in rain

Rating Good

Best departure

7 AM to 10 AM

Storm-prone

Temperatures are workable, but not as easy as the best shoulder-season windows.

Rain is common enough that extra buffer time makes sense.

July

Avg high / low 86 / 66°F

Moisture 4.2 in rain

Rating Good

Best departure

7 AM to 10 AM

Warm afternoons Wet stretches Holiday traffic

Temperatures are workable, but not as easy as the best shoulder-season windows.

Weather is mixed enough that departure timing still matters.

August

Avg high / low 86 / 65°F

Moisture 3.1 in rain

Rating Good

Best departure

7 AM to 10 AM

Warm afternoons

Temperatures are workable, but not as easy as the best shoulder-season windows.

Weather is mixed enough that departure timing still matters.

September

Avg high / low 80 / 57°F

Moisture 3.3 in rain

Rating Great

Best departure

7 AM to 10 AM

Steady driving window

Daytime temperatures usually stay in a comfortable driving range.

Weather is mixed enough that departure timing still matters.

October

Avg high / low 67 / 45°F

Moisture 3.5 in rain

Rating Great

Best departure

7 AM to 10 AM

Steady driving window

Daytime temperatures usually stay in a comfortable driving range.

Weather is mixed enough that departure timing still matters.

November

Avg high / low 54 / 35°F

Moisture 3.7 in rain

Rating Fair

Best departure

7 AM to 10 AM

Holiday traffic

Temperatures are workable, but not as easy as the best shoulder-season windows.

Weather is mixed enough that departure timing still matters.

December

Avg high / low 43 / 27°F

Moisture 3.4 in rain

Rating Challenging

Best departure

9 AM to 12 PM

Winter mix risk Holiday traffic

Temperatures are workable, but not as easy as the best shoulder-season windows.

Weather is mixed enough that departure timing still matters.

Seasonal Hazards on This Route

Heavy rain and ponding

Jun

Short intense downpours can make a same-day drive feel longer than the raw route time suggests.

Morning visibility dips

Apr - May

Cooler humid mornings can start with patchy fog, so it can be worth waiting a bit before leaving.

Winter mix risk

Jan - Dec

Even light snow or freezing precipitation can matter more than usual when this route turns into a same-day commitment.

Best Departure Time by Season

Spring

7 AM to 10 AM

This is short enough that a mid-morning departure still keeps the whole drive comfortable.

Summer

7 AM to 10 AM

This is short enough that a mid-morning departure still keeps the whole drive comfortable.

Fall

7 AM to 10 AM

This is short enough that a mid-morning departure still keeps the whole drive comfortable.

Winter

9 AM to 12 PM

Waiting for a little daylight and warmer pavement usually makes the drive easier.

How This Score Was Built

Source

Route-sampled NOAA climate normals

High confidence. Built from 3 NOAA-backed route checkpoints rather than a single statewide estimate.

Origin zone

Midwest

Destination zone

Midwest

Route sample points

Late route

Late route checkpoint

IN ENGLISH (7.3 mi away)

Late route

Late route checkpoint

IN statewide fallback (0 mi away)

Destination

Bloomington, IN

IN statewide fallback (0 mi away)

Ready to plan? See the full trip plan from Brownstown, IN to Bloomington, IN with stops, fuel costs, and directions.

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