All data are in degrees Fahrenheit

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Water temperature in Monrovia

Detailed information about the current water temperature in Monrovia. 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 Monrovia now

85.8

°F

May 21, 17:49

Trend:

stable

Yesterday:

85.6°F

Tomorrow:

85.7°F

Sunrise:

06:27

Sunset:

18:53

Day Length:

12 h. 26 min.

Monrovia in May

Minimum:

82.0°F

Average:

83.5°F

Maximum:

85.0°F

Sea water temperature in Monrovia today

As of now, in Monrovia, the water temperature is 85.8°F. Swimming in water of this temperature is considered highly warm and would be enjoyable for everyone. At this temperature, you can comfortably engage in water-based activities for extended periods without experiencing discomfort. Today's reading is 1.1°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 85.7°F on 2025, while the historical minimum was 83.2°F on 2018.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the histoorical minimum and others when it was close to the historical maximum. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 85.6°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Monrovia

Date Current Year

actual* / forecast**

last year 10 years average
May 7 82.5°F 83.3°F 84.1°F
May 8 83.1°F 83.4°F 84.1°F
May 9 82.8°F 82.6°F 83.9°F
May 10 83.1°F 82.8°F 84.1°F
May 11 83.7°F 82.9°F 84.3°F
May 12 83.9°F 82.9°F 84.2°F
May 13 83.5°F 84.0°F 84.2°F
May 14 85.2°F 84.0°F 84.4°F
May 15 85.4°F 84.4°F 84.6°F
May 16 85.4°F 84.4°F 84.5°F
May 17 85.3°F 84.5°F 84.6°F
May 18 85.5°F 84.5°F 84.5°F
May 19 85.7°F 84.7°F 84.6°F
May 20 85.6°F 85.0°F 84.7°F
May 21 85.8°F 85.7°F 84.7°F
May 22 85.7°F 84.7°F 84.6°F
May 23 85.7°F 84.7°F 84.6°F
May 24 85.7°F 84.8°F 84.6°F
May 25 85.6°F 84.7°F 84.5°F
May 26 85.6°F 84.9°F 84.6°F
May 27 85.5°F 84.8°F 84.5°F
May 28 85.6°F 84.7°F 84.5°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 Monrovia by month

In Monrovia, the water temperature is comfortable for swimming all year round.
The warmest water in Monrovia was recorded on April 19, 2024, reaching a 86.5°F. While the coldest temperature occurred on February 27, 2018, dipping to 77.0°F. The average readings by season are 82.6°F in Winter, 82.8°F in Spring, 81.5°F in Summer, and 82.1°F in Autumn.