The most detailed information about the water temperature in Herald Harbor in Atlantic Ocean (Maryland, United States). Forecast of changes in water temperature for the next 10 days. Statistics by months for recent years. Information about the neighboring resorts. Weather forecast in Herald Harbor for a week.
Water temperature in Herald Harbor right now
data updated 5 minutes ago55°F
yesterday: 56°F
a week ago: 51°F
Trend: slow rise
Today water temperature in Herald Harbor is 55.8°F. Water of this temperature is considered cold enough. Dipping or immersion in such water is possible only for a short time. Staying in such water for more than two hours can lead to loss of consciousness. In any case, the general weather is also important. So, the air temperature at the same time will reach 62°F.
Analysis and forecast
The water temperature today roughly corresponds to the average value on this day in recent years. Its value has rise both over the past 20 days and over the past week. Exactly a year ago, on this day, the water temperature in this location was 55°F. Water temperature range in Herald Harbor in April is from 44 to 60 degrees.
According to our forecast, the water temperature in Herald Harbor will slowly rise for at least the next 10 days and reach a value of 58°F.
Table of water temperature values in Herald Harbor
| Day | Fact* | Average** | Forecast*** |
| Apr 11 | 12.3°C | 11.8°C | |
| Apr 12 | 12.1°C | 12.0°C | |
| Apr 13 | 12.5°C | 12.0°C | |
| Apr 14 | 12.0°C | 12.3°C | |
| Apr 15 | 12.8°C | 12.8°C | |
| Apr 16 | 13.0°C | 12.5°C | |
| Apr 17 | 13.7°C | 12.5°C | |
| Apr 18 | 13.2°C | 12.5°C | |
| Apr 19 | 12.5°C | 13.2°C | |
| Apr 20 | 13.0°C | 13.7°C | |
| Apr 21 | 13.3°C | 14.0°C | |
| Apr 22 | 13.5°C | 14.3°C | |
| Apr 23 | 13.0°C | 13.7°C | |
| Apr 24 | 13.5°C | 14.3°C | |
| Apr 25 | 13.5°C | 14.3°C |
** Average - Average water temperature on this day in past years
*** Forecast - Our forecast for the water temperature
Actual nearshore temperatures may vary by several degrees from the indicated values. This is noticeable after heavy rain or after prolonged periods of strong winds. Some downstream winds cause cold, deep waters to replace surface waters that have been warmed by the sun.
To develop a forecast, we use our own mathematical model, which takes into account the current change in water temperature, historical data and the main weather trends, wind strength and direction, air temperature in each specific region. We also take into account data for other resorts in United States.
Annual graph of average water temperature change in Herald Harbor
Water temperature in Herald Harbor by month
Herald Harbor located in the northern hemisphere, at latitude 39 degrees. The comfortable water temperature for swimming is set here in June, usually in the middle of the month. During a year in Herald Harbor there are 124 days of swimming. In general, the swimming season ends in October. Average annual water temperature on the coast in Herald Harbor is 60°F, by the seasons: in winter 45°F, in spring 52°F, in summer 75°F, in autumn 66°F. Minimum water temperature (41°F) in Herald Harbor it happens in January, maximum (80°F) in July.
You can find out detailed data on how the water temperature in Herald Harbor changes in each specific month:
Herald Harbor: general information and map
Neighboring cities and resorts
| City | Water* | Distance** |
| Arden On The Severn | 56°C | 2km |
| Severna Park | 55°C | 3km |
| Naval Academy | 56°C | 10km |
| Edgewater | 56°C | 11km |
| Annapolis | 56°C | 11km |
| Robinwood | 55°C | 12km |
| Hillsmere Shores | 56°C | 14km |
| Londontowne | 55°C | 14km |
| Selby On The Bay | 56°C | 16km |
| Mayo | 56°C | 19km |
| Dundalk | 56°C | 22km |
| Edgemere | 55°C | 23km |
** Straight line distance in kilometers
The warmest water today in United States recorded in Lantana, its value is 79°F. Lowest - in Nome, there water temperature now 27°F. Average water temperature in the country today - 56°F.
Water temperature data in Herald Harbor and neighboring towns and resorts collected from various sources, using buoys, using satellite maps of sea, river and lake surfaces of the NOAA agency.
We use data from various local authorities in each specific location of the world to more accurately reflect temperature values.
The nearest airport is located in a 12 kilometers. This is Lee (ANP) airport. We have no information as to whether it is valid and what flights it receives or sends.
Herald Harbor: weather forecast
The weather forecast is shown in local time in Herald Harbor
20km/hhumidity: 76%, clouds: 95%
22km/hhumidity: 82%, clouds: 78%
16km/hhumidity: 83%, clouds: 47%
12km/hhumidity: 88%, clouds: 29%
11km/hhumidity: 87%, clouds: 64%
9km/hhumidity: 81%, clouds: 83%
11km/hhumidity: 73%, clouds: 100%
15km/hhumidity: 70%, clouds: 98%
18km/hhumidity: 85%, clouds: 100%
16km/hhumidity: 87%, clouds: 100%
10km/hhumidity: 90%, clouds: 79%
10km/hhumidity: 90%, clouds: 89%
14km/hhumidity: 76%, clouds: 98%
11km/hhumidity: 63%, clouds: 99%
7km/hhumidity: 37%, clouds: 64%
17km/hhumidity: 41%, clouds: 43%
24km/hhumidity: 43%, clouds: 75%
25km/hhumidity: 50%, clouds: 56%
20km/hhumidity: 49%, clouds: 22%
15km/hhumidity: 50%, clouds: 61%
9km/hhumidity: 53%, clouds: 100%
6km/hhumidity: 51%, clouds: 100%
3km/hhumidity: 38%, clouds: 97%
7km/hhumidity: 37%, clouds: 99%
1km/hhumidity: 46%, clouds: 100%
5km/hhumidity: 58%, clouds: 100%
2km/hhumidity: 54%, clouds: 100%
9km/hhumidity: 53%, clouds: 100%
15km/hhumidity: 55%, clouds: 100%
12km/hhumidity: 56%, clouds: 88%
10km/hhumidity: 41%, clouds: 57%
11km/hhumidity: 39%, clouds: 69%
9km/hhumidity: 43%, clouds: 97%
6km/hhumidity: 56%, clouds: 86%
10km/hhumidity: 60%, clouds: 6%
11km/hhumidity: 70%, clouds: 5%
