April weather forecast
Rohnert Park, CA

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Weather in April

April in Rohnert Park, California, is an enjoyable spring month, with temperature in the range of an average low of 45.5°F (7.5°C) and an average high of 64.9°F (18.3°C).

Temperature

The arrival of April brings an average high-temperature of an enjoyable 64.9°F (18.3°C), subtly diverging from March's 60.4°F (15.8°C). Rohnert Park registers a consistent average low-temperature of 45.5°F (7.5°C) during April.

Humidity

The average relative humidity in April is 72%.

Rainfall

In Rohnert Park, California, in April, during 4.8 rainfall days, 0.16" (4mm) of precipitation is typically accumulated. Throughout the year, there are 44.3 rainfall days, and 3.78" (96mm) of precipitation is accumulated.

Daylight

In April, the average length of the day in Rohnert Park, California, is 13h and 14min.
On the first day of April in Rohnert Park, sunrise is at 6:54 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:01 pm PDT.

Sunshine

In Rohnert Park, California, the average sunshine in April is 10.2h.

UV index

In Rohnert Park, California, the average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: The daily high UV index of 5 in April translates into this advice:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.

Frequently asked questions

What is the temperature in April in Rohnert Park?

The high-temperature, in April, in Rohnert Park, is 64.9°F (18.3°C), while the low-temperature averages to 45.5°F (7.5°C).

What is the average humidity in April in Rohnert Park?

In Rohnert Park, California, the average relative humidity in April is 72%.

How many days does it rain in April in Rohnert Park?

In Rohnert Park, California, in April, it is raining for 4.8 days, with typically 0.16" (4mm) of accumulated precipitation.

How many hours of daylight does Rohnert Park have in April?

In Rohnert Park, California, the average day length in April is 13h and 14min.

When are sunrise and sunset in April in Rohnert Park?

On the first day of April in Rohnert Park, California, sunrise is at 6:54 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:01 pm PDT.

How long on average sun shines in April in Rohnert Park?

In Rohnert Park, the average sunshine duration in April is 10.2h.

What is the UV index intensity in April in Rohnert Park?

In April, the average daily maximum UV index in Rohnert Park, California, is 5. A UV Index value of 3 to 5 symbolizes a medium health risk 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
Rohnert Park, CA

Average temperature in April - Rohnert Park, CA
  • Average high temperature in April: 64.9°F

The warmest months (with the highest average high temperature) are July and August (79.9°F).
The month with the lowest average high temperature is December (55.6°F).

  • Average low temperature in April: 45.5°F

The months with the highest average low temperature are August and September (55°F).
The coldest month (with the lowest average low temperature) is December (42.4°F).

Average pressure in April
Rohnert Park, CA

Average pressure in April - Rohnert Park, 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).

Average wind speed in April
Rohnert Park, CA

Average wind speed in April - Rohnert Park, CA
  • Average wind speed in April: 6.7mph

The windiest month (with the highest average wind speed) is May (6.8mph).
The calmest month (with the lowest average wind speed) is November (4.7mph).

Average humidity in April
Rohnert Park, CA

Average humidity in April - Rohnert Park, CA
  • Average humidity in April: 72%

The month with the highest relative humidity is March (77%).
The month with the lowest relative humidity is September (62%).

Average rainfall in April
Rohnert Park, CA

Average rainfall in April - Rohnert Park, CA
  • Average rainfall in April: 0.16"

The wettest month (with the highest rainfall) is February (0.91").
The driest months (with the least rainfall) are June, July, August and September (0.04").

Average rainfall days in April
Rohnert Park, CA

Average rainfall days in April - Rohnert Park, CA
  • Average rainfall days in April: 4.8 days

The month with the highest number of rainy days is March (8.7 days).
The month with the least rainy days is August (0.5 days).

Average daylight in April /
Average sunshine in April
Rohnert Park, CA

Average daylight in April / Average sunshine in April - Rohnert Park, CA
  • Average daylight in April: 13h and 1min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in April: 10h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in April
Rohnert Park, CA

Average sunshine days in April - Rohnert Park, CA
  • Average sunshine days in April: 24 days

The month with the most sunshine days is June (27.7 days).
The month with the least sunshine days is March (20.8 days).

Average UV index in April
Rohnert Park, CA

Average UV index in April - Rohnert Park, CA
  • Average UV index in April: 5

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in April
Rohnert Park, CA

Average cloud cover in April - Rohnert Park, CA
  • Average cloud cover in April: 29

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 9).

Average visibility in April
Rohnert Park, CA

Average visibility in April - Rohnert Park, 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).

Rohnert Park, California, USA

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