All data are in degrees Fahrenheit

en

Water temperature in Bethlehem

Detailed information about the current water temperature in Bethlehem. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Bethlehem now

55.9

°F

August 3, 11:11

Trend:

decreasing

Yesterday:

55.9°F

Tomorrow:

55.8°F

Sunrise:

07:14

Sunset:

17:30

Day Length:

10 h. 16 min.

Bethlehem in August

Minimum:

65.0°F

Average:

68.2°F

Maximum:

70.8°F

Sea water temperature in Bethlehem today

As of now, in Bethlehem, the water temperature is 55.9°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 1.1°F lower than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 57.9°F on 2019, while the historical minimum was 55.6°F on 2023.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 55.8°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Bethlehem

Date Current Year

actual* / forecast**

last year 10 years average
Jul 20 57.8°F 56.3°F 57.3°F
Jul 21 57.3°F 55.9°F 57.3°F
Jul 22 57.6°F 56.0°F 57.4°F
Jul 23 57.3°F 56.2°F 57.4°F
Jul 24 57.6°F 56.5°F 57.4°F
Jul 25 56.9°F 56.8°F 57.4°F
Jul 26 57.2°F 56.4°F 57.4°F
Jul 27 57.3°F 55.9°F 57.3°F
Jul 28 57.2°F 55.9°F 57.3°F
Jul 29 57.2°F 56.3°F 57.2°F
Jul 30 57.1°F 56.3°F 57.1°F
Jul 31 57.0°F 56.1°F 57.0°F
Aug 1 56.8°F 56.2°F 57.0°F
Aug 2 55.9°F 56.5°F 57.0°F
Aug 3 55.9°F 56.2°F 57.0°F
Aug 4 55.8°F 56.1°F 56.9°F
Aug 5 55.9°F 56.3°F 57.0°F
Aug 6 55.8°F 55.5°F 56.9°F
Aug 7 55.7°F 55.0°F 56.8°F
Aug 8 55.8°F 55.4°F 56.9°F
Aug 9 55.7°F 55.5°F 56.8°F
Aug 10 55.8°F 55.5°F 56.9°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Bethlehem by month

In an average year, Bethlehem offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Bethlehem was recorded on January 29, 2018, reaching a 74.3°F. While the coldest temperature occurred on August 23, 2023, dipping to 54.7°F. The average readings by season are 69.0°F in Winter, 66.7°F in Spring, 58.2°F in Summer, and 60.0°F in Autumn.