March weather forecast
Sierra Vista, AZ

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The vast Sierra Vista region of Arizona
The vast Sierra Vista region of Arizona

Weather in March

In March, the city of Sierra Vista begins to hint at the spring season. The change from February is marked by a decrease in humidity, resulting in slightly drier conditions. Travelers will appreciate the comfortable daytime temperatures and the extended sunshine hours. A decrease in cloud cover brings an openness to the sky, inviting leisurely strolls and outdoor picnics. Showers occur intermittently throughout March, although less frequent compared to February, with the monthly average rainfall amounting to 0.43" (11mm).

Temperature

March brings a slight increase in the average high-temperature, progressing from a moderate 59.7°F (15.4°C) in February to a comfortable 67.5°F (19.7°C). A steep decline to a frosty 45.1°F (7.3°C) characterizes the March nights.

Humidity

The average relative humidity in March is 31%.

Rainfall

In March, the rain falls for 5.1 days. Throughout March, 0.43" (11mm) of precipitation is accumulated. In Sierra Vista, during the entire year, the rain falls for 92.2 days and collects up to 15.47" (393mm) of precipitation.

Snowfall

January through March and December are months with snowfall. March is the last month it regularly snows. During 0.2 snowfall days, in March, Sierra Vista aggregates 0.12" (3mm) of snow. Throughout the year, there are 3 snowfall days, and 3.27" (83mm) of snow is accumulated.

Daylight

The average length of the day in March is 12h and 1min.
On the first day of the month, sunrise is at 6:46 am and sunset at 6:19 pm. On the last day of March, sunrise is at 6:09 am and sunset at 6:40 pm MST.

Sunshine

The average sunshine in March is 9.2h.

UV index

In March, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high UV index of 5 in March translates into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Updated: Jul 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in March?

The average high-temperature, in March, in Sierra Vista, is 67.5°F (19.7°C), while the average low-temperature is 45.1°F (7.3°C).

What is the average humidity in March?

The average relative humidity in March is 31%.

How much does it rain in March?

In Sierra Vista, during March, the rain falls for 5.1 days and regularly aggregates up to 0.43" (11mm) of precipitation.

What is the last month it snows?

March is the last month it regularly snows. During 0.2 snowfall days, in March, Sierra Vista aggregates 0.12" (3mm) of snow.

How many hours of daylight does Sierra Vista have in March?

In Sierra Vista, Arizona, the average day length in March is 12h and 1min.

When are sunrise and sunset in March?

On the first day of March, sunrise is at 6:46 am and sunset at 6:19 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 6:40 pm MST.

How long on average sun shines in March?

In Sierra Vista, the average sunshine duration in March is 9.2h.

What is the UV index intensity in March?

The average daily maximum UV index in March is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to the Sun's 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 March
Sierra Vista, AZ

Average temperature in March - Sierra Vista, AZ
  • Average high temperature in March: 67.5°F

The warmest month (with the highest average high temperature) is June (90.1°F).
The month with the lowest average high temperature is December (56.5°F).

  • Average low temperature in March: 45.1°F

The month with the highest average low temperature is July (69.6°F).
The coldest months (with the lowest average low temperature) are January and December (37.8°F).

Average pressure in March
Sierra Vista, AZ

Average pressure in March - Sierra Vista, AZ
  • Average pressure in March: 29.97"Hg

The month with the highest atmospheric pressure is January (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in March
Sierra Vista, AZ

Average wind speed in March - Sierra Vista, AZ
  • Average wind speed in March: 8.6mph

The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in March
Sierra Vista, AZ

Average humidity in March - Sierra Vista, AZ
  • Average humidity in March: 31%

The month with the highest relative humidity is September (50%).
The months with the lowest relative humidity are May and June (23%).

Average rainfall in March
Sierra Vista, AZ

Average rainfall in March - Sierra Vista, AZ
  • Average rainfall in March: 0.43"

The wettest month (with the highest rainfall) is July (4.53").
The driest month (with the least rainfall) is May (0.12").

Average rainfall days in March
Sierra Vista, AZ

Average rainfall days in March - Sierra Vista, AZ
  • Average rainfall days in March: 5.1 days

The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is May (2.3 days).

Average snowfall in March
Sierra Vista, AZ

Average snowfall in March - Sierra Vista, AZ
  • Average snowfall in March: 0.12"

The month with the highest snowfall is February (1.46").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in March
Sierra Vista, AZ

Average snowfall days in March - Sierra Vista, AZ
  • Average snowfall days in March: 0.2 days

The month with the highest number of snowfall days is December (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in March /
Average sunshine in March
Sierra Vista, AZ

Average daylight in March / Average sunshine in March - Sierra Vista, AZ
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in March: 9h and 1min

The months with the most sunshine are June and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).

Average sunshine days in March
Sierra Vista, AZ

Average sunshine days in March - Sierra Vista, AZ
  • Average sunshine days in March: 25.6 days

The month with the most sunshine days is May (28.1 days).
The month with the least sunshine days is July (6.5 days).

Average UV index in March
Sierra Vista, AZ

Average UV index in March - Sierra Vista, AZ
  • Average UV index in March: 5

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in March
Sierra Vista, AZ

Average cloud cover in March - Sierra Vista, AZ
  • Average cloud cover in March: 17

The month with the most cloud cover is July (Cloud cover 24).
The month with the least cloud cover is May (Cloud cover 8).

Average visibility in March
Sierra Vista, AZ

Average visibility in March - Sierra Vista, AZ
  • Average visibility in March: 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).

Sierra Vista, Arizona, USA

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