Best Time to Drive: Chandler, AZ to Flagstaff, AZ

The best overall window to drive from Chandler, AZ to Flagstaff, AZ is March to October. June is especially comfortable, and 7 AM to 10 AM is usually the easiest departure window.

Best overall window

March to October

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

December

November 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 October, 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 34°F

Feb

Good 36°F

Mar

Great 40°F

Apr

Great 44°F

May

Excellent 49°F

Jun

Excellent 56°F

Jul

Excellent 59°F

Aug

Excellent 58°F

Sep

Excellent 55°F

Oct

Great 47°F

Nov

Fair 39°F

Dec

Fair 34°F

Best Good/Fair Challenging

Average Conditions by Month

January

Avg high / low 42 / 27°F

Moisture 1.2 in rain

Rating Good

Best departure

9 AM to 12 PM

Steady driving window

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

Rain disruption is usually limited compared with wetter months.

February

Avg high / low 44 / 28°F

Moisture 1.3 in rain

Rating Good

Best departure

9 AM to 12 PM

Steady driving window

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

Rain disruption is usually limited compared with wetter months.

March

Avg high / low 48 / 31°F

Moisture 1.1 in rain

Rating Great

Best departure

9 AM to 12 PM

Steady driving window

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

Rain disruption is usually limited compared with wetter months.

April

Avg high / low 53 / 34°F

Moisture 0.3 in rain

Rating Great

Best departure

9 AM to 12 PM

Steady driving window

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

Rain disruption is usually limited compared with wetter months.

May

Avg high / low 59 / 40°F

Moisture 0.2 in rain

Rating Excellent

Best departure

7 AM to 10 AM

Steady driving window

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

Rain disruption is usually limited compared with wetter months.

June

Avg high / low 66 / 46°F

Moisture 0.1 in rain

Rating Excellent

Best departure

7 AM to 10 AM

Steady driving window

Daytime temperatures usually stay in a comfortable driving range.

Rain disruption is usually limited compared with wetter months.

July

Avg high / low 68 / 50°F

Moisture 1.3 in rain

Rating Excellent

Best departure

7 AM to 10 AM

Holiday traffic

Daytime temperatures usually stay in a comfortable driving range.

Rain disruption is usually limited compared with wetter months.

August

Avg high / low 66 / 50°F

Moisture 1.4 in rain

Rating Excellent

Best departure

7 AM to 10 AM

Steady driving window

Daytime temperatures usually stay in a comfortable driving range.

Rain disruption is usually limited compared with wetter months.

September

Avg high / low 63 / 46°F

Moisture 1 in rain

Rating Excellent

Best departure

7 AM to 10 AM

Steady driving window

Daytime temperatures usually stay in a comfortable driving range.

Rain disruption is usually limited compared with wetter months.

October

Avg high / low 56 / 38°F

Moisture 0.7 in rain

Rating Great

Best departure

7 AM to 10 AM

Steady driving window

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

Rain disruption is usually limited compared with wetter months.

November

Avg high / low 48 / 31°F

Moisture 0.8 in rain

Rating Fair

Best departure

9 AM to 12 PM

Holiday traffic

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

Rain disruption is usually limited compared with wetter months.

December

Avg high / low 41 / 26°F

Moisture 1.1 in rain

Rating Fair

Best departure

9 AM to 12 PM

Holiday traffic

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

Rain disruption is usually limited compared with wetter months.

Best Departure Time by Season

Spring

9 AM to 12 PM

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

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

Desert Southwest

Destination zone

Desert Southwest

Route sample points

Late route

Late route checkpoint

AZ CHANDLER 3.8 N (3.4 mi away)

Late route

Late route checkpoint

AZ CORDES (2.5 mi away)

Destination

Flagstaff, AZ

AZ statewide fallback (0 mi away)

Ready to plan? See the full trip plan from Chandler, AZ to Flagstaff, AZ with stops, fuel costs, and directions.

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