Sea Temperature in Portsmouth in April

Complete information on the sea temperature range in the Atlantic Ocean in Portsmouth in April. Historical daily data. Climate details for April. Tips on swimming conditions and beach relaxation in Portsmouth. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Water Temperature Range in Portsmouth in April

48°F

MINIMUN

55°F

AVERAGE

63°F

MAXIMUM

Historical Data of Water Temperature in April in Portsmouth

Water Temperature Chart for Atlantic Ocean in Portsmouth in April

Sea Temperature Table in Portsmouth in April Over the Past Years

Day	2024	2023	2022	Average
Apr 1	54°C	55°C	50°C	53°C
Apr 2	52°C	55°C	52°C	53°C
Apr 3	52°C	55°C	52°C	53°C
Apr 4	52°C	55°C	52°C	53°C
Apr 5	54°C	55°C	52°C	53°C
Apr 6	55°C	55°C	52°C	54°C
Apr 7	55°C	57°C	54°C	55°C
Apr 8	57°C	57°C	54°C	55°C
Apr 9	57°C	59°C	54°C	56°C
Apr 10	57°C	59°C	54°C	56°C
Apr 11	59°C	59°C	55°C	57°C
Apr 12	59°C	59°C	55°C	57°C
Apr 13	57°C	59°C	55°C	57°C
Apr 14	59°C	59°C	55°C	57°C
Apr 15	57°C	59°C	57°C	58°C
Apr 16	59°C	59°C	57°C	58°C
Apr 17	61°C	59°C	57°C	59°C
Apr 18	59°C	59°C	57°C	59°C
Apr 19	61°C	59°C	57°C	59°C
Apr 20	61°C	61°C	59°C	60°C
Apr 21	59°C	61°C	59°C	59°C
Apr 22	59°C	61°C	59°C	60°C
Apr 23	59°C	61°C	59°C	59°C
Apr 24	59°C	61°C	61°C	60°C
Apr 25	59°C	61°C	61°C	60°C
Apr 26	59°C	61°C	61°C	60°C
Apr 27	61°C	63°C	61°C	60°C
Apr 28	61°C	63°C	63°C	61°C
Apr 29	61°C	61°C	63°C	61°C

Portsmouth Climate and Swimming Opportunities in April

63°F

Average Day Air Temperature

48°F

Average Night Air Temperature

3 in

Precipitation Amount per Month

11 days

Number of Rainy Days

13 hrs

Daylight
per Day

9 hrs

Sunshine
per Day

10 mph

Average Wind Speed

65%

Average
humidity

Portsmouth lies within the Virginia in United States. The average daytime temperature in Portsmouth in April is 62°F (17°C), while the nighttime average is 48°F (9°C). There are typically 11 rainy days during the month, with a total precipitation of 3.2 inches (81 mm). The daylight duration in April in Portsmouth is 13 hours, with an average of 9 hours of sunshine per day. The average wind speed in April is 11 mph (17 km/h), and the humidity level is around 65%.

The water temperature in Portsmouth in April ranges from 52°F to 61°F (11°C to 16°C). At the beginning of the month, the average temperature is around 54°F (12°C), shifting to 57°F (14°C) by mid-April and reaching 59°F (15°C) in the last ten days. Overall, the average sea temperature in Portsmouth for April is 57°F (14°C). Ideal conditions for a refreshing swim, though some may still find it a bit cool.

Sea Temperature in April in Nearby Cities

Frequently Asked Questions About Water Temperatures in April in Portsmouth

What is the sea temperature in Portsmouth in April?

The water temperature in the Atlantic Ocean in Portsmouth in April ranges from 52°F to 61°F (11°C to 16°C).

Is it possible to swim in the Atlantic Ocean in Portsmouth in April?

The average sea temperature in Portsmouth in April is 57°F (14°C), and the air temperature is 62°F (17°C), so ideal conditions for a refreshing swim, though some may still find it a bit cool.