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Sea Temperature in San Mateo in April
Complete information on the sea temperature range in the Pacific Ocean in San Mateo in April. Historical daily data. Climate details for April. Tips on swimming conditions and beach relaxation in San Mateo. 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 San Mateo in April
48°F
MINIMUN
55°F
AVERAGE
61°F
MAXIMUM
Historical Data of Water Temperature in April in San Mateo
Water Temperature Chart for Pacific Ocean in San Mateo in April
Sea Temperature Table in San Mateo in April Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Apr 1 | 57°C | 55°C | 55°C | 56°C |
| Apr 2 | 57°C | 55°C | 54°C | 55°C |
| Apr 3 | 57°C | 54°C | 50°C | 54°C |
| Apr 4 | 57°C | 54°C | 54°C | 55°C |
| Apr 5 | 55°C | 54°C | 48°C | 53°C |
| Apr 6 | 57°C | 54°C | 57°C | 56°C |
| Apr 7 | 55°C | 54°C | 57°C | 55°C |
| Apr 8 | 55°C | 54°C | 48°C | 53°C |
| Apr 9 | 55°C | 54°C | 57°C | 55°C |
| Apr 10 | 57°C | 54°C | 57°C | 55°C |
| Apr 11 | 59°C | 55°C | 50°C | 55°C |
| Apr 12 | 59°C | 55°C | 48°C | 55°C |
| Apr 13 | 59°C | 54°C | 55°C | 55°C |
| Apr 14 | 59°C | 54°C | 48°C | 54°C |
| Apr 15 | 59°C | 54°C | 55°C | 55°C |
| Apr 16 | 59°C | 54°C | 48°C | 54°C |
| Apr 17 | 57°C | 54°C | 55°C | 55°C |
| Apr 18 | 59°C | 54°C | 48°C | 54°C |
| Apr 19 | 59°C | 54°C | 57°C | 56°C |
| Apr 20 | 59°C | 54°C | 50°C | 55°C |
| Apr 21 | 57°C | 54°C | 54°C | 55°C |
| Apr 22 | 57°C | 54°C | 52°C | 55°C |
| Apr 23 | 59°C | 54°C | 52°C | 55°C |
| Apr 24 | 59°C | 54°C | 54°C | 55°C |
| Apr 25 | 59°C | 54°C | 52°C | 55°C |
| Apr 26 | 59°C | 54°C | 54°C | 55°C |
| Apr 27 | 57°C | 54°C | 48°C | 54°C |
| Apr 28 | 59°C | 54°C | 55°C | 56°C |
| Apr 29 | 59°C | 55°C | 48°C | 54°C |
San Mateo Climate and Swimming Opportunities in April
66°F
Average Day Air Temperature
50°F
Average Night Air Temperature
2 in
Precipitation Amount per Month
6 days
Number of Rainy Days
13 hrs
Daylight
per Day
10 hrs
Sunshine
per Day
10 mph
Average Wind Speed
70%
Average
humidity
San Mateo lies within the California in United States. The average daytime temperature in San Mateo in April is 66°F (19°C), while the nighttime average is 49°F (10°C). There are typically six rainy days during the month, with a total precipitation of 2.0 inches (50 mm). The daylight duration in April in San Mateo is 13 hours, with an average of 10 hours of sunshine per day. The average wind speed in April is 10 mph (16 km/h), and the humidity level is around 70%.
The water temperature in San Mateo in April ranges from 52°F to 55°F (11°C to 13°C). At the beginning of the month, the average temperature is around 55°F (13°C), shifting to 55°F (13°C) by mid-April and reaching 55°F (13°C) in the last ten days. Overall, the average sea temperature in San Mateo for April is 55°F (13°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 San Mateo
What is the sea temperature in San Mateo in April?
The water temperature in the Pacific Ocean in San Mateo in April ranges from 52°F to 55°F (11°C to 13°C).
Is it possible to swim in the Pacific Ocean in San Mateo in April?
The average sea temperature in San Mateo in April is 55°F (13°C), and the air temperature is 66°F (19°C), so ideal conditions for a refreshing swim, though some may still find it a bit cool.