April weather forecast
Fremont, CA

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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 in Fremont brings more noticeable changes in weather. The days continue to grow longer, and the temperatures also start to increase, signaling a definite move towards summer. The sea temperature remains relatively constant, and the wind slows even further. The city sees less cloud cover, and the number of sunshine hours peak. Remarkably, this month experiences the lowest rainfall of the year with an average of 0.24" (6mm).

Temperature

Fremont's April showcases an average high-temperature of a still refreshing 67.5°F (19.7°C), hardly distinct from March's 62.8°F (17.1°C). Marked by a significant drop from the daytime highs, Fremont's average low-temperature in April stands at a frosty 45.5°F (7.5°C).

Humidity

In Fremont, the average relative humidity in April is 68%.

Rainfall

In Fremont, in April, it is raining for 5 days, with typically 0.24" (6mm) of accumulated precipitation. Throughout the year, in Fremont, there are 49.6 rainfall days, and 3.86" (98mm) of precipitation is accumulated.

Ocean temperature

February, April and May, with an average ocean temperature of 53.2°F (11.8°C), are months with the coldest seawater.
Note: Caution: 53.2°F (11.8°C) temperatures below 50°F (10°C) during swimming can result in intense cold shock and quickened breathing.

Daylight

In Fremont, the average length of the day in April is 13h and 12min.
On the first day of the month, sunrise is at 6:51 am and sunset at 7:31 pm. On the last day of April, sunrise is at 6:12 am and sunset at 7:57 pm PDT.

Sunshine

The average sunshine in April is 10.4h.

UV index

In Fremont, the average daily maximum UV index in April is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 5 in April translates into this advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Experience reduced UV exposure by about half when donning a wide-brim hat.
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Frequently asked questions

What is the average April temperature in Fremont?

The high-temperature, in April, in Fremont, records 67.5°F (19.7°C), while the 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 much does it rain in Fremont in April?

In Fremont, in April, it is raining for 5 days, with typically 0.24" (6mm) of accumulated precipitation.

What are the months with the coldest ocean in Fremont?

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

What is the ocean temperature in April in Fremont?

In April, the average ocean temperature in Fremont is 53.2°F (11.8°C). Swimming in 53.2°F (11.8°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in April in Fremont?

The average day length in April in Fremont is 13h and 12min.

When are sunrise and sunset in April in Fremont?

On the first day of April in Fremont, sunrise is at 6:51 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 7:57 pm PDT.

How long on average sun shines in April in Fremont?

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

What is the UV index reading in April in Fremont?

In Fremont, California, the average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

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"Hg

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

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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%).
The 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: 13h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in April: 10h and 2min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

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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

The months with the highest UV index are June and July (UV index 6).
The 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

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

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Fremont, California, USA

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