Best Time to Drive: Austin, TX to Longview, TX

The best overall window to drive from Austin, TX to Longview, TX is March to April. March is especially comfortable, and 7 AM to 10 AM is usually the easiest departure window. The main things to watch are summer heat load.

Best overall window

March to April

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

September

July 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 March to April, 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
Good 49°F
Feb
Good 52°F
Mar
Great 59°F
Apr
Great 67°F
May
Good 75°F
Jun
Fair 82°F
Jul
Challenging 85°F
Aug
Fair 85°F
Sep
Challenging 79°F
Oct
Good 69°F
Nov
Good 58°F
Dec
Good 50°F
Best Good/Fair Challenging

Average Conditions by Month

January

Avg high / low 59 / 38°F
Moisture 3.3 in rain
Rating Good

Best departure

7 AM to 10 AM

Steady driving window

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 63 / 41°F
Moisture 3.1 in rain
Rating Good

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.

March

Avg high / low 71 / 48°F
Moisture 3.9 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.

April

Avg high / low 78 / 55°F
Moisture 3.8 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.

May

Avg high / low 85 / 64°F
Moisture 4.7 in rain
Rating Good

Best departure

7 AM to 10 AM

Warm afternoons Wet stretches

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

Weather is mixed enough that departure timing still matters.

June

Avg high / low 92 / 71°F
Moisture 3.8 in rain
Rating Fair

Best departure

6 AM to 9 AM

Heat stress

Afternoon heat can make this route feel harder than the mileage suggests.

Weather is mixed enough that departure timing still matters.

July

Avg high / low 96 / 74°F
Moisture 2.4 in rain
Rating Challenging

Best departure

6 AM to 9 AM

Heat stress Holiday traffic

Afternoon heat can make this route feel harder than the mileage suggests.

Rain disruption is usually limited compared with wetter months.

August

Avg high / low 96 / 74°F
Moisture 2.7 in rain
Rating Fair

Best departure

6 AM to 9 AM

Heat stress

Afternoon heat can make this route feel harder than the mileage suggests.

Weather is mixed enough that departure timing still matters.

September

Avg high / low 90 / 68°F
Moisture 3.5 in rain
Rating Challenging

Best departure

6 AM to 9 AM

Heat stress

Afternoon heat can make this route feel harder than the mileage suggests.

Weather is mixed enough that departure timing still matters.

October

Avg high / low 81 / 57°F
Moisture 4.5 in rain
Rating Good

Best departure

7 AM to 10 AM

Wet stretches

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

Weather is mixed enough that departure timing still matters.

November

Avg high / low 69 / 47°F
Moisture 3.2 in rain
Rating Good

Best departure

7 AM to 10 AM

Holiday traffic

Daytime temperatures usually stay in a comfortable driving range.

Weather is mixed enough that departure timing still matters.

December

Avg high / low 61 / 40°F
Moisture 3.9 in rain
Rating Good

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.

Seasonal Hazards on This Route

Summer heat load

Jun - Sep

Very warm afternoons increase driver fatigue and make tire, coolant, and water planning more important.

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

6 AM to 9 AM

Early departures help this route dodge the hottest part of the day.

Fall

7 AM to 10 AM

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

Winter

7 AM to 10 AM

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

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

Great Plains

Destination zone

Great Plains

Route sample points

Late route

Late route checkpoint

TX statewide fallback (0 mi away)

Late route

Late route checkpoint

TX CORSICANA (5.4 mi away)

Destination

Longview, TX

TX LONGVIEW #2 (1.8 mi away)

Ready to plan? See the full trip plan from Austin, TX to Longview, TX with stops, fuel costs, and directions.

Considering flying instead? Compare driving vs flying for this route.