Water temperature

Maryland water temperature

Name: Maryland water temperature
Creator: Tide & Temp
License: https://creativecommons.org/publicdomain/zero/1.0/

Latest NOAA water temperatures across Maryland, updated daily from CO-OPS sensors and NDBC buoys.

Warmest water in Maryland today: 73.0 F at 8574680 - Baltimore, MD (buoy BLTM2); coldest: 56.1 F at Bishops Head.
8 NOAA CO-OPS water-temperature sensors and 12 NDBC buoys report for Maryland as of October 18, 2026 (UTC).

NOAA CO-OPS sensors in Maryland

Latest hourly reading; 30-day range; typical = 5-year mean for October at that sensor.

Station	Water now	30-day range (F)	Typical Oct (F)	Read (local)
Annapolis	67.1 F 19.5 C	67.1 to 80.6	68.5	05:00 10-18
Baltimore	73.0 F 22.8 C	73.0 to 83.1	68.1	05:00 10-18
Bishops Head	56.1 F 13.4 C	54.5 to 82.9	65.0	05:00 10-18
Cambridge	63.7 F 17.6 C	63.7 to 80.8	64.9	05:00 10-18
Chesapeake City	65.7 F 18.7 C	65.7 to 78.6	65.0	05:00 10-18
Ocean City Inlet	62.2 F 16.8 C	61.7 to 76.8	65.8	05:00 10-18
Solomons Island	68.9 F 20.5 C	68.5 to 81.9	68.0	05:00 10-18
Tolchester Beach	63.1 F 17.3 C	61.7 to 79.5	66.1	05:00 10-18

Buoys are assigned to the state of the nearest NOAA tide station. Observation times are UTC.

Buoy	Location	Water	Air	Waves	Observed
44042	Potomac, MD	66.7 F 19.3 C	51 F	1.6 ft	08:54 UTC
44062	Gooses Reef, MD	67.5 F 19.7 C	49 F	2.3 ft	08:54 UTC
44063	Annapolis, MD	64.6 F 18.1 C	48 F		08:54 UTC
44080	Baltimore	66.7 F 19.3 C	46 F		08:54 UTC
APAM2	8575512 - Annapolis, MD	67.1 F 19.5 C	48 F		08:48 UTC
BISM2	8571421 - Bishops Head, MD	56.1 F 13.4 C	47 F		08:48 UTC
BLTM2	8574680 - Baltimore, MD	73.0 F 22.8 C	47 F		08:48 UTC
CAMM2	8571892 - Cambridge, MD	64.0 F 17.8 C	46 F		08:48 UTC
CHCM2	8573927 - Chesapeake City, MD	65.7 F 18.7 C	37 F		08:48 UTC
OCIM2	8570283 - Ocean City Inlet, MD	62.2 F 16.8 C	51 F		08:48 UTC
SLIM2	8577330 - Solomons Island, MD	68.9 F 20.5 C	50 F		08:48 UTC
TCBM2	8573364 - Tolchester Beach, MD	63.1 F 17.3 C	46 F		08:48 UTC