Best Time to Drive: Andrews, SC to Charleston, SC

The best overall window to drive from Andrews, SC to Charleston, SC is January. March is especially comfortable, and 9 AM to 12 PM is usually the easiest departure window. The main things to watch are heavy rain and ponding.

Best overall window

January

This is the clearest single-month sweet spot on the calendar.

Easiest departure pattern

9 AM to 12 PM

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

Most challenging stretch

June to 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 January, 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
Fair 0°F
Feb
Fair 0°F
Mar
Fair 0°F
Apr
Fair 0°F
May
Good 0°F
Jun
Challenging 0°F
Jul
Challenging 0°F
Aug
Challenging 0°F
Sep
Challenging 0°F
Oct
Fair 0°F
Nov
Fair 0°F
Dec
Challenging 0°F
Best Good/Fair Challenging

Average Conditions by Month

January

Avg high / low 0 / 0°F
Moisture 3.6 in rain
Rating Fair

Best departure

9 AM to 12 PM

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 0 / 0°F
Moisture 3.5 in rain
Rating Fair

Best departure

9 AM to 12 PM

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.

March

Avg high / low 0 / 0°F
Moisture 3.7 in rain
Rating Fair

Best departure

9 AM to 12 PM

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.

April

Avg high / low 0 / 0°F
Moisture 3.5 in rain
Rating Fair

Best departure

9 AM to 12 PM

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.

May

Avg high / low 0 / 0°F
Moisture 3.6 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.

Weather is mixed enough that departure timing still matters.

June

Avg high / low 0 / 0°F
Moisture 6.1 in rain
Rating Challenging

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 0 / 0°F
Moisture 7.4 in rain
Rating Challenging

Best departure

7 AM to 10 AM

Storm-prone Holiday traffic

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

Rain is common enough that extra buffer time makes sense.

August

Avg high / low 0 / 0°F
Moisture 6.8 in rain
Rating Challenging

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.

September

Avg high / low 0 / 0°F
Moisture 6.3 in rain
Rating Challenging

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.

October

Avg high / low 0 / 0°F
Moisture 4.1 in rain
Rating Fair

Best departure

9 AM to 12 PM

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 0 / 0°F
Moisture 2.8 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.

Weather is mixed enough that departure timing still matters.

December

Avg high / low 0 / 0°F
Moisture 3.8 in rain
Rating Challenging

Best departure

9 AM to 12 PM

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 - Sep

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

Tropical weather window

Jun - Nov

Track tropical systems and leftover Gulf moisture closely, especially if your travel day is not flexible.

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

A morning departure gives you more room to adjust if rain slows the drive down.

Fall

9 AM to 12 PM

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

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

Southeast

Destination zone

Southeast

Route sample points

Late route

Late route checkpoint

SC NWS CHARLESTON SC (47 mi away)

Late route

Late route checkpoint

SC NWS CHARLESTON SC (12.2 mi away)

Destination

Charleston, SC

SC NWS CHARLESTON SC (9.9 mi away)

Ready to plan? See the full trip plan from Andrews, SC to Charleston, SC with stops, fuel costs, and directions.

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