All data are in degrees Fahrenheit

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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

68.2

°F

January 6, 00:04

Trend:

decreasing

Yesterday:

68.3°F

Tomorrow:

68.0°F

Sunrise:

06:01

Sunset:

20:41

Day Length:

14 h. 40 min.

Bethlehem in January

Minimum:

64.9°F

Average:

68.2°F

Maximum:

71.0°F

Sea water temperature in Bethlehem today

As of now, in Bethlehem, the water temperature is 68.2°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is about the same as 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 fall a bit.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 71.4°F on 2022, while the historical minimum was 65.0°F on 2017.

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 68.3°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
Jan 1 68.6°F 68.4°F 68.2°F
Jan 2 68.7°F 68.4°F 68.3°F
Jan 3 68.2°F 68.6°F 68.2°F
Jan 4 68.4°F 68.6°F 68.2°F
Jan 5 68.3°F 67.7°F 68.4°F
Jan 6 68.2°F 66.9°F 68.3°F
Jan 7 68.0°F 65.9°F 68.1°F
Jan 8 68.1°F 67.3°F 68.2°F
Jan 9 68.3°F 68.0°F 68.4°F
Jan 10 68.5°F 68.1°F 68.5°F
Jan 11 68.3°F 68.4°F 68.4°F
Jan 12 68.4°F 68.3°F 68.5°F
Jan 13 68.7°F 69.0°F 68.8°F
Dec 23 68.4°F 68.9°F 67.7°F
Dec 24 68.4°F 68.7°F 67.9°F
Dec 25 67.7°F 69.0°F 67.8°F
Dec 26 68.2°F 68.9°F 68.1°F
Dec 27 68.0°F 70.2°F 68.3°F
Dec 28 69.1°F 69.2°F 68.3°F
Dec 29 68.9°F 68.3°F 68.1°F
Dec 30 68.7°F 69.4°F 68.1°F
Dec 31 69.2°F 69.2°F 68.1°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 69.1°F in Winter, 66.7°F in Spring, 58.2°F in Summer, and 60.2°F in Autumn.