March weather forecast
Grand Junction, CO

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The scenic Grand Junction in Colorado with the iconic Colorado River and high hills nearby
The scenic Grand Junction in Colorado with the iconic Colorado River and high hills nearby

Weather in March

By March, Grand Junction begins to shed the harsh winter temperatures. The weather is notably warmer compared to February, with a significant leap in highest temperatures up to 50.7°F (10.4°C). Sunshine hours rise, adding to the perception of warming days as winter fades away. Despite the rise in temperatures, snowfall is not uncommon. With the change into spring, the cloud coverage decreases, affording stunning, uninterrupted views of the Colorado sky.

Temperature

An upsurge in temperatures occurs in Grand Junction, Colorado, as February gives way to March, with average highs shifting from an icy 39.6°F (4.2°C) to a cool 50.7°F (10.4°C). An average low-temperature of 32.7°F (0.4°C) is recorded in the month of March.

Humidity

The average relative humidity in March is 55%.

Rainfall

March is the month with the most rainfall. Rain falls for 10.4 days and accumulates 1.06" (27mm) of precipitation.

Snowfall

Months with snowfall in Grand Junction, Colorado, are January through April, October through December. In Grand Junction, during March, snow falls for 2.2 days and regularly aggregates up to 1.18" (30mm) of snow. In Grand Junction, Colorado, during the entire year, snow falls for 28.3 days and aggregates up to 11.5" (292mm) of snow.

Daylight

In March, the average length of the day in Grand Junction is 11h and 59min.
On the first day of the month, sunrise is at 6:45 am and sunset at 6:07 pm MST. On the last day of March, sunrise is at 6:58 am and sunset at 7:37 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

In March, the average sunshine is 8.7h.

UV index

In Grand Junction, the average daily maximum UV index in March is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: In March, an average UV index of 3 transforms into the following instructions:
Exercise care. People with light skin might get burns in fewer than 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
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Frequently asked questions

What are March temperatures in Grand Junction?

An average high-temperature, in March, in Grand Junction, is 50.7°F (10.4°C) and the average low-temperature is 32.7°F (0.4°C).

What is the average humidity in March in Grand Junction?

The average relative humidity in March is 55%.

What is the rainiest month in Grand Junction?

The month with the most rainfall in Grand Junction, Colorado, is March, when the rain falls for 10.4 days and typically aggregates up to 1.06" (27mm) of precipitation.

How many days does it rain in March in Grand Junction?

In Grand Junction, Colorado, in March, during 10.4 rainfall days, 1.06" (27mm) of precipitation is typically accumulated.

How many days does it snow in March in Grand Junction?

In March, in Grand Junction, it is snowing for 2.2 days. Throughout March, 1.18" (30mm) of snow is accumulated.

What is the average length of the day in March in Grand Junction?

The average day length in March in Grand Junction, Colorado, is 11h and 59min.

When is the sunrise / sunset in March in Grand Junction?

In March, on the first day of the month, sunrise is at 6:45 am and sunset at 6:07 pm MST. On the last day of the month, sunrise is at 6:58 am and sunset at 7:37 pm MDT.

When does Daylight Saving Time (DST) start in March in Grand Junction?

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 Grand Junction have in March?

In Grand Junction, Colorado, the average sunshine duration in March is 8.7h.

What is the UV index intensity in March in Grand Junction?

The average daily maximum UV index in March is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unsafe 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
Grand Junction, CO

Average temperature in March - Grand Junction, CO
  • Average high temperature in March: 50.7°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (34.9°F).

  • Average low temperature in March: 32.7°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

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Average pressure in March
Grand Junction, CO

Average pressure in March - Grand Junction, CO
  • Average pressure in March: 30.03"Hg

The month with the highest atmospheric pressure is January (30.27"Hg).
The months with the lowest atmospheric pressure are May and June (29.9"Hg).

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Average wind speed in March
Grand Junction, CO

Average wind speed in March - Grand Junction, CO
  • Average wind speed in March: 6.7mph

The windiest month (with the highest average wind speed) is June (7.5mph).
The calmest month (with the lowest average wind speed) is January (4.2mph).

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Average humidity in March
Grand Junction, CO

Average humidity in March - Grand Junction, CO
  • Average humidity in March: 55%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is June (29%).

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Average rainfall in March
Grand Junction, CO

Average rainfall in March - Grand Junction, CO
  • Average rainfall in March: 1.06"

The wettest month (with the highest rainfall) is March (1.06").
The driest month (with the least rainfall) is June (0.51").

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Average rainfall days in March
Grand Junction, CO

Average rainfall days in March - Grand Junction, CO
  • Average rainfall days in March: 10.4 days

The month with the highest number of rainy days is March (10.4 days).
The month with the least rainy days is November (5.5 days).

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Average snowfall in March
Grand Junction, CO

Average snowfall in March - Grand Junction, CO
  • Average snowfall in March: 1.18"

The month with the highest snowfall is December (3.74").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in March
Grand Junction, CO

Average snowfall days in March - Grand Junction, CO
  • Average snowfall days in March: 2.2 days

The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in March /
Average sunshine in March
Grand Junction, CO

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in March: 8h and 4min

The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 18min).

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Average sunshine days in March
Grand Junction, CO

Average sunshine days in March - Grand Junction, CO
  • Average sunshine days in March: 18.3 days

The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is February (15.8 days).

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Average UV index in March
Grand Junction, CO

Average UV index in March - Grand Junction, CO
  • Average UV index in March: 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 March
Grand Junction, CO

Average cloud cover in March - Grand Junction, CO
  • Average cloud cover in March: 26

The month with the most cloud cover is January (Cloud cover 31).
The months with the least cloud cover are June and September (Cloud cover 11).

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Average visibility in March
Grand Junction, CO

Average visibility in March - Grand Junction, CO
  • Average visibility in March: 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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Grand Junction, Colorado, USA

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