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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, in Window Rock, Arizona, is a wintry winter month, with temperature in the range of an average high of 38.5°F (3.6°C) and an average low of 22.5°F (-5.3°C). With average high temperatures of 38.5°F (3.6°C) and lows of 22.5°F (-5.3°C), January is the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is also an icy month in Window Rock, Arizona, with an average temperature ranging between min 25.5°F (-3.6°C) and max 42.6°F (5.9°C). January's transformation into February witnesses an average high-temperature of a still cold 42.6°F (5.9°C), noting a minor change from the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Window Rock, is a cool month, with an average temperature varying between 52.3°F (11.3°C) and 33.1°F (0.6°C). March's arrival is marked by an increase in the average high-temperature, moving from a cold 42.6°F (5.9°C) in February to a cool 52.3°F (11.3°C). Weather in March »
Weather in April
April in Window Rock, Arizona, is a refreshing spring month, with an average temperature varying between 60.1°F (15.6°C) and 37.8°F (3.2°C). April marks a minor ascent in the average high-temperature, adjusting from March's cool 52.3°F (11.3°C) to a mild 60.1°F (15.6°C). Weather in April »
Weather in May
May, the last month of the spring in Window Rock, is a pleasant month, with an average temperature fluctuating between 68.4°F (20.2°C) and 45.1°F (7.3°C). May's arrival brings a slight change in high-temperatures, adjusting from a refreshing 60.1°F (15.6°C) in April to an agreeable 68.4°F (20.2°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Window Rock, Arizona, with an average temperature varying between 55.8°F (13.2°C) and 81.1°F (27.3°C). Window Rock's weather shows a temperature rise with the arrival of June, moving from a pleasant 68.4°F (20.2°C) in May to a moderately hot 81.1°F (27.3°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Window Rock, Arizona, with an average temperature varying between 62.2°F (16.8°C) and 82°F (27.8°C). July is the month when Window Rock, Arizona, sees the highest average temperatures, with a high of 82°F (27.8°C) and a low of 62.2°F (16.8°C). In July, the average heat index is computed to be 82.4°F (28°C). Weather in July »
Weather in August
August, the last month of the summer in Window Rock, is another warm month, with an average temperature varying between 80.2°F (26.8°C) and 61.2°F (16.2°C). As July turns into August, the average high-temperatures rest at a still warm 80.2°F (26.8°C), showing a minor variation from the prior month. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Window Rock, Arizona, with an average temperature fluctuating between 54.5°F (12.5°C) and 73.8°F (23.2°C). The transition to September results in a modest reduction in average high-temperature, moving from a moderately hot 80.2°F (26.8°C) in August to a still warm 73.8°F (23.2°C). Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Window Rock, Arizona, with an average temperature fluctuating between 61.9°F (16.6°C) and 42.1°F (5.6°C). The commencement of October involves a temperature shift, with the average high-temperature dropping from a moderately hot 73.8°F (23.2°C) in September to an enjoyable 61.9°F (16.6°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Window Rock, Arizona, with an average temperature varying between 51.1°F (10.6°C) and 31.1°F (-0.5°C). November implies a gentle temperature shift, with average high-temperatures reducing from October's enjoyable 61.9°F (16.6°C) to a fresh 51.1°F (10.6°C). Weather in November »
Weather in December
The first month of the winter, December, is also an icy month in Window Rock, Arizona, with an average temperature varying between 39.7°F (4.3°C) and 23.4°F (-4.8°C). December involves a decrease in temperature, down from a cool 51.1°F (10.6°C) in November to an icy 39.7°F (4.3°C). Weather in December »
Updated: Jun 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
In Window Rock, January is known for its average lowest temperatures, reaching a high of 38.5°F (3.6°C) and a low of 22.5°F (-5.3°C).
What is the most humid month?
With an average relative humidity of 70%, January is the most humid month.
How many days does it rain?
Throughout the year, there are 90.1 rainfall days, and 11.93" (303mm) of precipitation is accumulated.
When does it snow?
January through May, October through December are months with snowfall.
How much does it snow?
Throughout the year, there are 35.5 snowfall days, and 21.02" (534mm) of snow is accumulated.
What is the month with the least sunshine?
The months with the least sunshine are January and December, with an average of 6.4h of sunshine.
What are the months with the lowest UV index?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from MDT to MST.
What is the least humid month?
With an average relative humidity of 23%, June is the least humid month.
What is the driest month?
The month with the least rainfall is June, when the rain falls for 5 days and typically collects 0.35" (9mm) of precipitation.
When it does not snow?
June through September are months without snowfall.
When are the longest days?
With an average of 14h and 30min of daylight, June has the longest days of the year.
What month has the most sunshine?
With an average of 11.8h of sunshine, June has the most sunshine of the year.
What is the month with the highest UV index?
The months with the highest UV index are June through August, with an average maximum UV index of 6.
What month is the hottest?
The warmest period is July, when temperatures fluctuate between an average high of 82°F (27.8°C) and a low of 62.2°F (16.8°C).
What is the rainiest month?
July is the month with the most rainfall in Window Rock. Rain falls for 19.2 days and accumulates 2.44" (62mm) of precipitation.
What is the snowiest month?
The month with the most snowfall is December, when snow falls for 8.5 days and typically aggregates up to 5.55" (141mm) of snow.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 48min of daylight.
Average temperature
Window Rock, AZ
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).
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).
Average pressure
Window Rock, AZ
- Average pressure in January:
30.19"Hg - Average pressure in February:
30.07"Hg - Average pressure in March:
29.99"Hg - Average pressure in April:
29.89"Hg - Average pressure in May:
29.88"Hg - Average pressure in June:
29.87"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
29.97"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.13"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).
Average wind speed
Window Rock, AZ
- Average wind speed in January:
6.8mph - Average wind speed in February:
8.6mph - Average wind speed in March:
9.9mph - Average wind speed in April:
11.4mph - Average wind speed in May:
10.7mph - Average wind speed in June:
10.1mph
- Average wind speed in July:
7.1mph - Average wind speed in August:
6.7mph - Average wind speed in September:
7.4mph - Average wind speed in October:
8mph - Average wind speed in November:
8mph - Average wind speed in December:
7.5mph
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).
Average humidity
Window Rock, AZ
The month with the highest relative humidity is January (70%).
The month with the lowest relative humidity is June (23%).
Average rainfall
Window Rock, AZ
- Average rainfall in January:
0.91" - Average rainfall in February:
1.02" - Average rainfall in March:
0.87" - Average rainfall in April:
0.47" - Average rainfall in May:
0.47" - Average rainfall in June:
0.35"
- Average rainfall in July:
2.44" - Average rainfall in August:
1.61" - Average rainfall in September:
1.42" - Average rainfall in October:
0.71" - Average rainfall in November:
0.59" - Average rainfall in December:
1.06"
The wettest month (with the highest rainfall) is July (2.44").
The driest month (with the least rainfall) is June (0.35").
Average rainfall days
Window Rock, AZ
- Average rainfall days in January:
4.3 days - Average rainfall days in February:
2.9 days - Average rainfall days in March:
5.7 days - Average rainfall days in April:
5.8 days - Average rainfall days in May:
6.5 days - Average rainfall days in June:
5 days
- Average rainfall days in July:
19.2 days - Average rainfall days in August:
14.6 days - Average rainfall days in September:
11.9 days - Average rainfall days in October:
6.5 days - Average rainfall days in November:
3.7 days - Average rainfall days in December:
4 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).
Average snowfall
Window Rock, AZ
- Average snowfall in January:
5.35" - Average snowfall in February:
5.28" - Average snowfall in March:
2.09" - Average snowfall in April:
0.87" - Average snowfall in May:
0.28" - Average snowfall in June:
0"
The month with the highest snowfall is December (5.55").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Window Rock, AZ
- Average snowfall days in January:
8.3 days - Average snowfall days in February:
7.8 days - Average snowfall days in March:
4 days - Average snowfall days in April:
2.5 days - Average snowfall days in May:
0.7 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.8 days - Average snowfall days in November:
2.9 days - Average snowfall days in December:
8.5 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).
Average daylight / Average sunshine
Window Rock, AZ
- Average daylight in January:
10h and 1min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 1min - Average daylight in June:
14h and 3min
- Average daylight in July:
14h and 2min - Average daylight in August:
13h and 3min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 2min - Average daylight in December:
9h and 5min
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 January:
6h and 2min - Average sunshine in February:
7h and 2min - Average sunshine in March:
9h and 1min - Average sunshine in April:
10h and 5min - Average sunshine in May:
11h and 2min - Average sunshine in June:
11h and 5min
- Average sunshine in July:
11h and 3min - Average sunshine in August:
11h and 4min - Average sunshine in September:
10h and 5min - Average sunshine in October:
7h and 2min - Average sunshine in November:
7h and 1min - Average sunshine in December:
6h and 2min
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).
Average sunshine days
Window Rock, AZ
- Average sunshine days in January:
20.9 days - Average sunshine days in February:
18.8 days - Average sunshine days in March:
21.3 days - Average sunshine days in April:
20.8 days - Average sunshine days in May:
22.1 days - Average sunshine days in June:
22.7 days
- Average sunshine days in July:
8.3 days - Average sunshine days in August:
11.6 days - Average sunshine days in September:
13.5 days - Average sunshine days in October:
22.6 days - Average sunshine days in November:
23.7 days - Average sunshine days in December:
19.8 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).
Average UV index
Window Rock, AZ
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).
Average cloud cover
Window Rock, AZ
The month with the most cloud cover is January (Cloud cover 29).
The month with the least cloud cover is June (Cloud cover 10).
Average visibility
Window Rock, AZ
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).
Window Rock, Arizona, USA
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