March weather forecast
San Luis, CO

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Weather in March

The first month of the spring, March, is a chilly month in San Luis, Colorado, with an average temperature fluctuating between 24.1°F (-4.4°C) and 43.5°F (6.4°C).

Temperature

The beginning of March signals a rise in the average high-temperature, moving from an icy 33.1°F (0.6°C) in February to a frosty 43.5°F (6.4°C). San Luis experiences an average temperature drop to a freezing cold 24.1°F (-4.4°C) during March nights.

Humidity

The average relative humidity in March in San Luis is 59%.

Rainfall

In San Luis, in March, during 5 rainfall days, 0.83" (21mm) of precipitation is typically accumulated. Throughout the year, there are 72.2 rainfall days, and 8.82" (224mm) of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall. March is the month with the most snowfall in San Luis, Colorado. Snow falls for 9 days and accumulates 5.55" (141mm) of snow.

Daylight

In March, the average length of the day is 11h and 59min.
On the first day of the month, sunrise is at 6:31 am and sunset at 5:56 pm MST. On the last day of March, sunrise is at 6:47 am and sunset at 7:23 pm MDT.
Note: 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 lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from MDT to MST.

Sunshine

The average sunshine in March in San Luis, Colorado, is 8.9h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in San Luis. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 2 in March converts into the following recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
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Frequently asked questions

How cold is it in San Luis in March?

The average high-temperature and low-temperature during March are 43.5°F (6.4°C) and 24.1°F (-4.4°C) respectively.

What is the average humidity in March in San Luis?

The average relative humidity in March in San Luis, Colorado, is 59%.

How many days does it rain in March in San Luis?

In San Luis, in March, it is raining for 5 days, with typically 0.83" (21mm) of accumulated precipitation.

What is the snowiest month in San Luis?

March is the month with the most snowfall. Snow falls for 9 days and accumulates 5.55" (141mm) of snow.

How much does it snow in San Luis in March?

In San Luis, during March, snow falls for 9 days and regularly aggregates up to 5.55" (141mm) of snow.

How many hours of daylight does San Luis have in March?

In San Luis, Colorado, the average day length in March is 11h and 59min.

What time are sunrise and sunset in March in San Luis?

In March, on the first day of the month, sunrise is at 6:31 am and sunset at 5:56 pm MST. On the last day of the month, sunrise is at 6:47 am and sunset at 7:23 pm MDT.

When does Daylight Saving Time (DST) start in March in San Luis?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How many hours of sunshine does San Luis have in March?

In March, the average sunshine duration in San Luis is 8.9h.

What are the months with the lowest UV index in San Luis?

The months with the lowest UV index in San Luis, Colorado, are January through March, October through December, with an average maximum UV index of 2.

What is the UV index reading in March in San Luis?

The average daily maximum UV index in March in San Luis, Colorado, is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
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
San Luis, CO

Average temperature in March - San Luis, CO
  • Average high temperature in March: 43.5°F

The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in March: 24.1°F

The month with the highest average low temperature is July (50.2°F).
The coldest month (with the lowest average low temperature) is January (9.3°F).

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Average pressure in March
San Luis, CO

Average pressure in March - San Luis, CO
  • Average pressure in March: 29.99"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is April (29.89"Hg).

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Average wind speed in March
San Luis, CO

Average wind speed in March - San Luis, CO
  • Average wind speed in March: 8mph

The windiest months (with the highest average wind speed) are April and May (8.9mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).

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Average humidity in March
San Luis, CO

Average humidity in March - San Luis, CO
  • Average humidity in March: 59%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is June (38%).

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Average rainfall in March
San Luis, CO

Average rainfall in March - San Luis, CO
  • Average rainfall in March: 0.83"

The wettest month (with the highest rainfall) is July (1.61").
The driest month (with the least rainfall) is November (0.43").

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Average rainfall days in March
San Luis, CO

Average rainfall days in March - San Luis, CO
  • Average rainfall days in March: 5 days

The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is November (1.3 days).

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Average snowfall in March
San Luis, CO

Average snowfall in March - San Luis, CO
  • Average snowfall in March: 5.55"

The month with the highest snowfall is March (5.55").
The months with the least snowfall are July and August (0").

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Average snowfall days in March
San Luis, CO

Average snowfall days in March - San Luis, CO
  • Average snowfall days in March: 9 days

The month with the highest number of snowfall days is February (10.1 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in March /
Average sunshine in March
San Luis, CO

Average daylight in March / Average sunshine in March - San Luis, CO
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in March: 8h and 5min

The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 6h and 30min).

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Average sunshine days in March
San Luis, CO

Average sunshine days in March - San Luis, CO
  • Average sunshine days in March: 18.6 days

The month with the most sunshine days is October (24.1 days).
The month with the least sunshine days is July (13.3 days).

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Average UV index in March
San Luis, CO

Average UV index in March - San Luis, CO
  • Average UV index in March: 2

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in March
San Luis, CO

Average cloud cover in March - San Luis, CO
  • Average cloud cover in March: 23

The month with the most cloud cover is January (Cloud cover 31).
The months with the least cloud cover are June and October (Cloud cover 14).

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Average visibility in March
San Luis, CO

Average visibility in March - San Luis, CO
  • Average visibility in March: 6mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

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San Luis, Colorado, USA

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