I-238 North Traffic in Bay Area

As of 8:45 am PDT, I-238 North in the San Francisco Bay Area is averaging 67 mph across 4 sensors, about normal for this time.

Open the live map of I-238 North →

Best time to drive I-238 North

Traffic is usually worst on Tuesday around 8 am (about 31 mph). On weekdays the morning slowdown peaks around 8 am (31 mph on Tuesdays) and the evening slowdown around 2 pm (56 mph on Fridays). Midday (10 am to 2 pm) averages 53 mph. On weekends it is slowest on Saturdays around 11 am (56 mph).

Typical average speed (mph) on I-238 North in Bay Area, by day and hour (local time)
Day	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm
Mon	65	59	51	43	48	51	54	56	58	58	60	60	61	64	66	66	66
Tue	67	58	49	31	39	46	52	54	57	59	58	61	61	62	66	66	66
Wed	66	57	47	32	45	46	49	56	57	59	60	59	61	63	66	66	66
Thu	66	59	50	32	42	47	53	58	59	59	57	62	62	63	66	67	66
Fri	67	58	54	42	49	54	53	52	53	56	56	61	59	57	62	66	66
Sat	66	65	66	66	65	59	56	56	58	58	58	59	60	63	64	65	66
Sun	65	66	66	66	66	64	61	59	60	61	61	61	63	63	63	64	66

Averages of every 5-minute reading we have recorded at this time of the week. Colors match the live map.

Questions

When is traffic worst on I-238 North in Bay Area?

Traffic on I-238 North is usually worst on Tuesday around 8 am (about 31 mph).

What is the best time to drive I-238 North in Bay Area?

On weekdays, avoid around 8 am (31 mph on Tuesdays) and around 2 pm (56 mph on Fridays). Midday (10 am to 2 pm) averages 53 mph, and early mornings and late evenings are fastest.

Is I-238 North busy right now?

As of 8:45 am PDT, I-238 North in the San Francisco Bay Area is averaging 67 mph across 4 sensors, about normal for this time.

Other freeways in Bay Area

SR-1 North · SR-1 South · SR-4 East · SR-4 West · I-5 North · I-5 South · SR-12 East · SR-12 West · SR-17 North · SR-17 South · SR-24 East · SR-24 West · SR-25 North · SR-25 South · SR-29 South · SR-37 East · SR-37 West · I-80 East · I-80 West · SR-84 North · SR-84 South · SR-85 North · SR-85 South · SR-87 North · SR-87 South · SR-92 East · SR-92 West · SR-99 North · SR-99 South · US-101 North · US-101 South · SR-120 East · SR-120 West · SR-132 East · SR-132 West · I-205 East · I-205 West · SR-237 East · SR-237 West · I-238 South · SR-242 North · SR-242 South · I-280 North · I-280 South · I-580 East · I-580 West · I-680 North · I-680 South · I-880 North · I-880 South · I-980 East · I-980 West

Day	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm
Mon	65	59	51	43	48	51	54	56	58	58	60	60	61	64	66	66	66
Tue	67	58	49	31	39	46	52	54	57	59	58	61	61	62	66	66	66
Wed	66	57	47	32	45	46	49	56	57	59	60	59	61	63	66	66	66
Thu	66	59	50	32	42	47	53	58	59	59	57	62	62	63	66	67	66
Fri	67	58	54	42	49	54	53	52	53	56	56	61	59	57	62	66	66
Sat	66	65	66	66	65	59	56	56	58	58	58	59	60	63	64	65	66
Sun	65	66	66	66	66	64	61	59	60	61	61	61	63	63	63	64	66

Day	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm
Mon	65	59	51	43	48	51	54	56	58	58	60	60	61	64	66	66	66
Tue	67	58	49	31	39	46	52	54	57	59	58	61	61	62	66	66	66
Wed	66	57	47	32	45	46	49	56	57	59	60	59	61	63	66	66	66
Thu	66	59	50	32	42	47	53	58	59	59	57	62	62	63	66	67	66
Fri	67	58	54	42	49	54	53	52	53	56	56	61	59	57	62	66	66
Sat	66	65	66	66	65	59	56	56	58	58	58	59	60	63	64	65	66
Sun	65	66	66	66	66	64	61	59	60	61	61	61	63	63	63	64	66

Day	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm
Mon	65	59	51	43	48	51	54	56	58	58	60	60	61	64	66	66	66
Tue	67	58	49	31	39	46	52	54	57	59	58	61	61	62	66	66	66
Wed	66	57	47	32	45	46	49	56	57	59	60	59	61	63	66	66	66
Thu	66	59	50	32	42	47	53	58	59	59	57	62	62	63	66	67	66
Fri	67	58	54	42	49	54	53	52	53	56	56	61	59	57	62	66	66
Sat	66	65	66	66	65	59	56	56	58	58	58	59	60	63	64	65	66
Sun	65	66	66	66	66	64	61	59	60	61	61	61	63	63	63	64	66