March weather forecast and climate
Hayward, CA

The landscape of the famed Verdant Hills in Hayward, California
The landscape of the famed Verdant Hills in Hayward, California

Weather in March

March, the first month of the spring, in Hayward, is an enjoyable month, with average temperature varying between 45°F (7.2°C) and 61.9°F (16.6°C).

Temperature

In March, the average high-temperature is almost the same as in February - a comfortable 61.9°F (16.6°C). In Hayward, the average low-temperature is 45°F (7.2°C).

Humidity

With an average relative humidity of 74%, March is the most humid month in Hayward.

Rainfall

In March, the rain falls for 12.4 days. Throughout March, 1.81" (46mm) of precipitation is accumulated. Throughout the year, in Hayward, there are 69.2 rainfall days, and 11.1" (282mm) of precipitation is accumulated.

Daylight

In Hayward, the average length of the day is 12h.

Sunshine

In March, the average sunshine in Hayward is 8h.

UV index

In March, the average daily maximum UV index in Hayward, California, is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 4 interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in March in Hayward?

In Hayward, California, in March, the average high-temperature is 61.9°F (16.6°C), and the average low-temperature is 45°F (7.2°C).

What is the most humid month in Hayward?

March is the most humid month in Hayward, with an average relative humidity of 74%.

What is the average humidity in March in Hayward?

The average relative humidity in March in Hayward, California, is 74%.

How many days does it rain in March in Hayward?

In Hayward, California, in March, during 12.4 rainfall days, 1.81" (46mm) of precipitation is typically accumulated.

How many hours of daylight does Hayward have in March?

In Hayward, California, the average length of the day in March is 12h.

How long on average sun shines in March in Hayward?

In March, the average sunshine in Hayward is 8h.

What is the UV index reading in March in Hayward?

In March, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV rays.

Average temperature in March
Hayward, CA

Average temperature in March - Hayward, CA
  • Average high temperature in March: 61.9°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is December (55.9°F).

  • Average low temperature in March: 45°F

The month with the highest average low temperature is August (56.5°F).
The coldest months (with the lowest average low temperature) are January and December (43.7°F).

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Average pressure in March
Hayward, CA

Average pressure in March - Hayward, CA
  • Average pressure in March: 30.07"

The month with the highest atmospheric pressure is January (30.14").
Months with the lowest atmospheric pressure are June, August and September (29.92").

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Average wind speed in March
Hayward, CA

Average wind speed in March - Hayward, CA
  • Average wind speed in March: 6mph

The windiest month (with the highest average wind speed) is May (6.6mph).
The calmest month (with the lowest average wind speed) is November (4.6mph).

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Average humidity in March
Hayward, CA

Average humidity in March - Hayward, CA
  • Average humidity in March: 74%

The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is September (61%).

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Average rainfall in March
Hayward, CA

Average rainfall in March - Hayward, CA
  • Average rainfall in March: 1.81"

The wettest month (with the highest rainfall) is February (2.28").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in March
Hayward, CA

Average rainfall days in March - Hayward, CA
  • Average rainfall days in March: 12.4 days

The month with the highest number of rainy days is March (12.4 days).
The month with the least rainy days is August (0.9 days).

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Average daylight in March /
Average sunshine in March
Hayward, CA

Average daylight in March / Average sunshine in March - Hayward, CA
  • Average daylight in March: 12h

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 March: 8h

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 March
Hayward, CA

Average sunshine days in March - Hayward, CA
  • Average sunshine days in March: 17.3 days

The month with the most sunshine days is August (28.9 days).
The month with the least sunshine days is March (17.3 days).

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Average UV index in March
Hayward, CA

Average UV index in March - Hayward, CA
  • Average UV index in March: 4

The month with the highest UV index is June (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 March
Hayward, CA

Average cloud cover in March - Hayward, CA
  • Average cloud cover in March: 34

Months with the most cloud cover are March and December (Cloud cover 34).
The month with the least cloud cover is July (Cloud cover 7).

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Average visibility in March
Hayward, CA

Average visibility in March - Hayward, CA
  • Average visibility in March: 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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