April weather forecast and climate
Fremont, CA

A beautiful landscape of winding roads and serene residential estate in Fremont, California
A beautiful landscape of winding roads and serene residential estate in Fremont, California

Weather in April

April, like March, in Fremont, California, is another enjoyable spring month, with average temperature fluctuating between 45.5°F (7.5°C) and 67.5°F (19.7°C).

Temperature

In April, the average high-temperature is practically the same as in March - a still enjoyable 67.5°F (19.7°C). The average low-temperature, in April, is 45.5°F (7.5°C).

Humidity

In April, the average relative humidity is 68%.

Rainfall

In April, the rain falls for 5 days. Throughout April, 0.24" (6mm) of precipitation is accumulated. In Fremont, during the entire year, the rain falls for 49.6 days and collects up to 3.86" (98mm) of precipitation.

Ocean temperature

February, April and May, with an average ocean temperature of 53.2°F (11.8°C), are months with the coldest seawater in Fremont.
Note: Swimming in 53.2°F (11.8°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

Daylight

In Fremont, the average length of the day is 13.2h.

Sunshine

In Fremont, the average sunshine in April is 10.4h.

UV index

In Fremont, California, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in April in Fremont?

In April, in Fremont, California, the average high-temperature is 67.5°F (19.7°C), and the average low-temperature is 45.5°F (7.5°C).

What is the average humidity in April in Fremont?

The average relative humidity in April in Fremont is 68%.

How many days does it rain in April in Fremont?

In Fremont, during April, the rain falls for 5 days and regularly aggregates up to 0.24" (6mm) of precipitation.

What months are the ocean coldest in Fremont?

February, April and May, with an average ocean temperature of 53.2°F (11.8°C), are months with the coldest seawater.

How cold is the water in April in Fremont?

In Fremont, California, the average seawater temperature in April is 53.2°F (11.8°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

How many hours of daylight does Fremont have in April?

In Fremont, California, the average length of the day in April is 13.2h.

How many hours of sunshine does Fremont have in April?

In Fremont, the average sunshine in April is 10.4h.

What is the UV index reading in April in Fremont?

The average daily maximum UV index in April in Fremont is 5. A UV Index reading of 3 to 5 represents a medium health risk from the exposure to the Sun's UV rays.

Average temperature in April
Fremont, CA

Average temperature in April - Fremont, CA
  • Average high temperature in April: 67.5°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is December (56.5°F).

  • Average low temperature in April: 45.5°F

The month with the highest average low temperature is August (56.8°F).
The coldest month (with the lowest average low temperature) is January (42.8°F).

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Average pressure in April
Fremont, CA

Average pressure in April - Fremont, CA
  • Average pressure in April: 30.03"

The month with the highest atmospheric pressure is January (30.13").
Months with the lowest atmospheric pressure are June, August and September (29.92").

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Average wind speed in April
Fremont, CA

Average wind speed in April - Fremont, CA
  • Average wind speed in April: 5.8mph

The windiest month (with the highest average wind speed) is May (6.1mph).
The calmest month (with the lowest average wind speed) is November (4.4mph).

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Average humidity in April
Fremont, CA

Average humidity in April - Fremont, CA
  • Average humidity in April: 68%

The month with the highest relative humidity is March (72%).
Months with the lowest relative humidity are July and September (59%).

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Average rainfall in April
Fremont, CA

Average rainfall in April - Fremont, CA
  • Average rainfall in April: 0.24"

The wettest months (with the highest rainfall) are January, February, March and December (0.67").
The driest months (with the least rainfall) are June, July and August (0.04").

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Average rainfall days in April
Fremont, CA

Average rainfall days in April - Fremont, CA
  • Average rainfall days in April: 5 days

The month with the highest number of rainy days is March (8.9 days).
The month with the least rainy days is August (0.5 days).

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Average sea temperature in April
Fremont, CA

Average sea temperature in April - Fremont, CA
  • Average sea temperature in April: 53.2°F

The best month for swimming (with the highest average sea temperature) is August (57.7°F).
The coldest months (with the lowest average sea temperature) are February and April (53.2°F).

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Average daylight in April /
Average sunshine in April
Fremont, CA

Average daylight in April / Average sunshine in April - Fremont, CA
  • Average daylight in April: 13.2h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in April: 10.4h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 5.9h).

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Average sunshine days in April
Fremont, CA

Average sunshine days in April - Fremont, CA
  • Average sunshine days in April: 24.9 days

The month with the most sunshine days is July (30 days).
The month with the least sunshine days is March (20.7 days).

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Average UV index in April
Fremont, CA

Average UV index in April - Fremont, CA
  • Average UV index in April: 5

Months with the highest UV index are June and July (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in April
Fremont, CA

Average cloud cover in April - Fremont, CA
  • Average cloud cover in April: 27

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 6).

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Average visibility in April
Fremont, CA

Average visibility in April - Fremont, CA
  • Average visibility in April: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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