April weather forecast
Window Rock, AZ

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Weather in April

April in Window Rock, Arizona, is a refreshing spring month, with an average temperature fluctuating between 37.8°F (3.2°C) and 60.1°F (15.6°C).

Temperature

With the beginning of April, Window Rock's average high-temperature sees a minor increase, transitioning from a fresh 52.3°F (11.3°C) in March to a moderate 60.1°F (15.6°C). Window Rock reports a substantial plunge from daytime highs during the nights of April, with an average low-temperature of 37.8°F (3.2°C).

Humidity

In April, the average relative humidity is 33%.

Rainfall

In April, in Window Rock, the rain falls for 5.8 days. Throughout April, 0.47" (12mm) of precipitation is accumulated. Throughout the year, in Window Rock, there are 90.1 rainfall days, and 11.93" (303mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Window Rock, Arizona. In Window Rock, in April, snow falls for 2.5 days, with typically accumulated 0.87" (22mm) of snow. In Window Rock, during the entire year, snow falls for 35.5 days and aggregates up to 21.02" (534mm) of snow.

Daylight

In Window Rock, Arizona, the average length of the day in April is 13h and 7min.
On the first day of the month, sunrise is at 7:01 am and sunset at 7:38 pm. On the last day of April, sunrise is at 6:24 am and sunset at 8:02 pm MDT.

Sunshine

In Window Rock, the average sunshine in April is 10.9h.

UV index

In Window Rock, Arizona, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In April, a regular UV index of 3 translates into these guidelines:
Heed the precautions - It is counselled to guard against solar damage. The solar radiation around mid-day is intense; avoid the Sun and stay safe. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
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Frequently asked questions

What are the temperatures in Window Rock in April?

The high-temperature in Window Rock, Arizona, during April is 60.1°F (15.6°C) and the low-temperature is 37.8°F (3.2°C).

What is the average humidity in April in Window Rock?

In April, the average relative humidity in Window Rock, Arizona, is 33%.

How much does it rain in Window Rock in April?

In Window Rock, Arizona, during April, the rain falls for 5.8 days and regularly aggregates up to 0.47" (12mm) of precipitation.

How many days does it snow in April in Window Rock?

In Window Rock, during April, snow falls for 2.5 days and regularly aggregates up to 0.87" (22mm) of snow.

How many hours of daylight does Window Rock have in April?

The average day length in April in Window Rock, Arizona, is 13h and 7min.

When are sunrise and sunset in April in Window Rock?

On the first day of April in Window Rock, Arizona, sunrise is at 7:01 am and sunset at 7:38 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 8:02 pm MDT.

How long on average sun shines in April in Window Rock?

The average sunshine duration in April in Window Rock is 10.9h.

What is the UV index intensity in April in Window Rock?

In Window Rock, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Window Rock, AZ

Average temperature in April - Window Rock, AZ
  • Average high temperature in April: 60.1°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (38.5°F).

  • Average low temperature in April: 37.8°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in April
Window Rock, AZ

Average pressure in April - Window Rock, AZ
  • Average pressure in April: 29.89"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in April
Window Rock, AZ

Average wind speed in April - Window Rock, AZ
  • Average wind speed in April: 11.4mph

The windiest month (with the highest average wind speed) is April (11.4mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

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Average humidity in April
Window Rock, AZ

Average humidity in April - Window Rock, AZ
  • Average humidity in April: 33%

The month with the highest relative humidity is January (70%).
The month with the lowest relative humidity is June (23%).

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Average rainfall in April
Window Rock, AZ

Average rainfall in April - Window Rock, AZ
  • Average rainfall in April: 0.47"

The wettest month (with the highest rainfall) is July (2.44").
The driest month (with the least rainfall) is June (0.35").

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Average rainfall days in April
Window Rock, AZ

Average rainfall days in April - Window Rock, AZ
  • Average rainfall days in April: 5.8 days

The month with the highest number of rainy days is July (19.2 days).
The month with the least rainy days is February (2.9 days).

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Average snowfall in April
Window Rock, AZ

Average snowfall in April - Window Rock, AZ
  • Average snowfall in April: 0.87"

The month with the highest snowfall is December (5.55").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Window Rock, AZ

Average snowfall days in April - Window Rock, AZ
  • Average snowfall days in April: 2.5 days

The month with the highest number of snowfall days is December (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in April /
Average sunshine in April
Window Rock, AZ

Average daylight in April / Average sunshine in April - Window Rock, AZ
  • Average daylight in April: 13h and 1min

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

  • Average sunshine in April: 10h and 5min

The month with the most sunshine is June (Average sunshine: 11h and 48min).
The months with the least sunshine are January and December (Average sunshine: 6h and 24min).

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Average sunshine days in April
Window Rock, AZ

Average sunshine days in April - Window Rock, AZ
  • Average sunshine days in April: 20.8 days

The month with the most sunshine days is November (23.7 days).
The month with the least sunshine days is July (8.3 days).

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Average UV index in April
Window Rock, AZ

Average UV index in April - Window Rock, AZ
  • Average UV index in April: 3

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in April
Window Rock, AZ

Average cloud cover in April - Window Rock, AZ
  • Average cloud cover in April: 19

The month with the most cloud cover is January (Cloud cover 29).
The month with the least cloud cover is June (Cloud cover 10).

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Average visibility in April
Window Rock, AZ

Average visibility in April - Window Rock, AZ
  • Average visibility in April: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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Window Rock, Arizona, USA

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