April weather forecast
Holtville, CA

Share

Weather in April

April in Holtville, California, is a hot spring month, with an average temperature varying between 86.7°F (30.4°C) and 61.2°F (16.2°C).

Temperature

The start of April brings a subtle rise in the average high-temperature, moving from a moderately hot 79.7°F (26.5°C) in March to a hot 86.7°F (30.4°C). Holtville reports a marked divergence from daytime peaks throughout April, with lows averaging at a comfortable 61.2°F (16.2°C).

Humidity

In April, the average relative humidity in Holtville is 26%.

Rainfall

In Holtville, in April, it is raining for 1.6 days, with typically 0.2" (5mm) of accumulated precipitation. Throughout the year, there are 29.5 rainfall days, and 2.99" (76mm) of precipitation is accumulated.

Daylight

In Holtville, the average length of the day in April is 13h and 1min.
On the first day of April in Holtville, California, sunrise is at 6:28 am and sunset at 7:02 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 7:22 pm PDT.

Sunshine

In Holtville, the average sunshine in April is 11.7h.

UV index

In Holtville, the average daily maximum UV index in April is 7. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 7 in April translates into these instructions:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Boost your sun resistance with garments that are densely woven yet spacious.
[Resources]

Frequently asked questions

How hot is it in Holtville in April?

April temperatures in Holtville, California, vary between a high-temperature of 86.7°F (30.4°C) and a low-temperature of 61.2°F (16.2°C).

What is the average humidity in April in Holtville?

The average relative humidity in April in Holtville is 26%.

How much does it rain in Holtville in April?

In Holtville, in April, during 1.6 rainfall days, 0.2" (5mm) of precipitation is typically accumulated.

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

In April, the average day length in Holtville, California, is 13h and 1min.

When are sunrise and sunset in April in Holtville?

In April, on the first day of the month, sunrise is at 6:28 am and sunset at 7:02 pm. On the last day of the month, in Holtville, California, sunrise is at 5:54 am and sunset at 7:22 pm PDT.

How long on average sun shines in April in Holtville?

The average sunshine duration in April in Holtville is 11.7h.

How high is the UV index in April in Holtville?

In April, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Holtville, CA

Average temperature in April - Holtville, CA
  • Average high temperature in April: 86.7°F

The warmest month (with the highest average high temperature) is July (107.2°F).
The month with the lowest average high temperature is December (67.3°F).

  • Average low temperature in April: 61.2°F

The month with the highest average low temperature is August (85.6°F).
The coldest month (with the lowest average low temperature) is January (50°F).

[Resources]

Average pressure in April
Holtville, CA

Average pressure in April - Holtville, CA
  • Average pressure in April: 29.88"Hg

The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.77"Hg).

[Resources]

Average wind speed in April
Holtville, CA

Average wind speed in April - Holtville, CA
  • Average wind speed in April: 7.7mph

The windiest month (with the highest average wind speed) is April (7.7mph).
The calmest months (with the lowest average wind speed) are January and August (5.5mph).

[Resources]

Average humidity in April
Holtville, CA

Average humidity in April - Holtville, CA
  • Average humidity in April: 26%

The month with the highest relative humidity is December (39%).
The month with the lowest relative humidity is June (21%).

[Resources]

Average rainfall in April
Holtville, CA

Average rainfall in April - Holtville, CA
  • Average rainfall in April: 0.2"

The wettest month (with the highest rainfall) is July (0.55").
The driest month (with the least rainfall) is May (0.04").

[Resources]

Average rainfall days in April
Holtville, CA

Average rainfall days in April - Holtville, CA
  • Average rainfall days in April: 1.6 days

The month with the highest number of rainy days is July (6.3 days).
The month with the least rainy days is May (0.9 days).

[Resources]

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

Average daylight in April / Average sunshine in April - Holtville, CA
  • Average daylight in April: 13h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in April: 11h and 4min

The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).

[Resources]

Average sunshine days in April
Holtville, CA

Average sunshine days in April - Holtville, CA
  • Average sunshine days in April: 28.3 days

The month with the most sunshine days is May (29.9 days).
The month with the least sunshine days is July (21.8 days).

[Resources]

Average UV index in April
Holtville, CA

Average UV index in April - Holtville, CA
  • Average UV index in April: 7

The months with the highest UV index are July and August (UV index 9).
The month with the lowest UV index is December (UV index 4).

[Resources]

Average cloud cover in April
Holtville, CA

Average cloud cover in April - Holtville, CA
  • Average cloud cover in April: 10

The month with the most cloud cover is December (Cloud cover 17).
The month with the least cloud cover is June (Cloud cover 5).

[Resources]

Average visibility in April
Holtville, CA

Average visibility in April - Holtville, 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).

[Resources]

Holtville, California, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location