March weather forecast
Saint Johns, AZ

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Weather in March

The first month of the spring, March, is a mild month in Saint Johns, Arizona, with an average temperature varying between 38.1°F (3.4°C) and 59.5°F (15.3°C).

Temperature

March sees a marginal temperature increase, moving from a fresh 50.7°F (10.4°C) in February to a refreshing 59.5°F (15.3°C). Throughout the month of March, Saint Johns witnesses an average low-temperature of 38.1°F (3.4°C).

Humidity

The average relative humidity in March is 36%.

Rainfall

In March, the rain falls for 5.8 days. Throughout March, 0.43" (11mm) of precipitation is accumulated. Throughout the year, there are 67.8 rainfall days, and 6.34" (161mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Saint Johns. In March, it is snowing for 1.3 days. Throughout March, 0.47" (12mm) of snow is accumulated. In Saint Johns, during the entire year, snow falls for 14.9 days and aggregates up to 7.87" (200mm) of snow.

Daylight

The average length of the day in March in Saint Johns is 12h and 0min.
On the first day of March, sunrise is at 6:45 am and sunset at 6:13 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 6:38 pm MST.

Sunshine

In March, the average sunshine is 9.3h.

UV index

In March, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: A typical high UV index of 4 in March suggests the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Saint Johns in March?

The average high-temperature, in March, in Saint Johns, is 59.5°F (15.3°C), while the average low-temperature is 38.1°F (3.4°C).

What is the average humidity in March in Saint Johns?

In Saint Johns, the average relative humidity in March is 36%.

How much does it rain in March?

In March, the rain falls for 5.8 days. Throughout March, 0.43" (11mm) of precipitation is accumulated.

How many days does it snow in March?

In Saint Johns, in March, during 1.3 snowfall days, 0.47" (12mm) of snow is typically accumulated.

What is the average length of the day in March?

The average day length in March is 12h and 0min.

What time are sunrise and sunset in March?

On the first day of March, sunrise is at 6:45 am and sunset at 6:13 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 6:38 pm MST.

How many hours of sunshine does Saint Johns have in March?

The average sunshine duration in March is 9.3h.

How high is the UV index in March?

The average daily maximum UV index in March is 4. A UV Index estimate 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 March
Saint Johns, AZ

Average temperature in March - Saint Johns, AZ
  • Average high temperature in March: 59.5°F

The warmest months (with the highest average high temperature) are June and July (86.5°F).
The month with the lowest average high temperature is January (45.5°F).

  • Average low temperature in March: 38.1°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (28.2°F).

Average pressure in March
Saint Johns, AZ

Average pressure in March - Saint Johns, AZ
  • Average pressure in March: 29.99"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in March
Saint Johns, AZ

Average wind speed in March - Saint Johns, AZ
  • Average wind speed in March: 9.5mph

The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest month (with the lowest average wind speed) is January (6.2mph).

Average humidity in March
Saint Johns, AZ

Average humidity in March - Saint Johns, AZ
  • Average humidity in March: 36%

The month with the highest relative humidity is January (61%).
The month with the lowest relative humidity is June (21%).

Average rainfall in March
Saint Johns, AZ

Average rainfall in March - Saint Johns, AZ
  • Average rainfall in March: 0.43"

The wettest month (with the highest rainfall) is July (0.83").
The driest months (with the least rainfall) are May and June (0.28").

Average rainfall days in March
Saint Johns, AZ

Average rainfall days in March - Saint Johns, AZ
  • Average rainfall days in March: 5.8 days

The month with the highest number of rainy days is July (10.2 days).
The month with the least rainy days is November (2.9 days).

Average snowfall in March
Saint Johns, AZ

Average snowfall in March - Saint Johns, AZ
  • Average snowfall in March: 0.47"

The month with the highest snowfall is February (2.44").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in March
Saint Johns, AZ

Average snowfall days in March - Saint Johns, AZ
  • Average snowfall days in March: 1.3 days

The month with the highest number of snowfall days is December (4.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in March /
Average sunshine in March
Saint Johns, AZ

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in March: 9h and 2min

The month with the most sunshine is August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in March
Saint Johns, AZ

Average sunshine days in March - Saint Johns, AZ
  • Average sunshine days in March: 24.2 days

The month with the most sunshine days is June (25.8 days).
The month with the least sunshine days is July (17.4 days).

Average UV index in March
Saint Johns, AZ

Average UV index in March - Saint Johns, AZ
  • Average UV index in March: 4

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, November and December (UV index 2).

Average cloud cover in March
Saint Johns, AZ

Average cloud cover in March - Saint Johns, AZ
  • Average cloud cover in March: 17

The month with the most cloud cover is December (Cloud cover 21).
The month with the least cloud cover is June (Cloud cover 9).

Average visibility in March
Saint Johns, AZ

Average visibility in March - Saint Johns, 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).

Saint Johns, Arizona, USA

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