Climate and monthly weather forecast
Arch, NM

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Weather in January

January, like December, in Arch, New Mexico, is another fresh winter month, with an average temperature ranging between min 31.3°F (-0.4°C) and max 50.9°F (10.5°C). January notes an average high-temperature of a still fresh 50.9°F (10.5°C), subtly differing from December's 50°F (10°C). Weather in January »

Weather in February

The last month of the winter, February, is another cool month in Arch, New Mexico, with an average temperature fluctuating between 33.6°F (0.9°C) and 54.7°F (12.6°C). The high-temperature average in February for Arch is a still cool 54.7°F (12.6°C), staying closely aligned with January's conditions. Weather in February »

Weather in March

March, the first month of the spring in Arch, is an enjoyable month, with an average temperature varying between 42.3°F (5.7°C) and 65.3°F (18.5°C). The start of March brings a rise in the average high-temperature, moving from a cool 54.7°F (12.6°C) in February to a comfortable 65.3°F (18.5°C). Weather in March »

Weather in April

April in Arch, New Mexico, is an agreeable spring month, with temperature in the range of an average high of 72.3°F (22.4°C) and an average low of 47.7°F (8.7°C). Observing a slight rise in April, the average high-temperature shifts from March's refreshing 65.3°F (18.5°C) to an agreeable 72.3°F (22.4°C). Weather in April »

Weather in May

May, the last month of the spring in Arch, is a warm month, with an average temperature fluctuating between 80.1°F (26.7°C) and 55.4°F (13°C). Arch experiences a minor temperature shift with the start of May, with average high-temperatures moving from an agreeable 72.3°F (22.4°C) in April to a warm 80.1°F (26.7°C). Weather in May »

Weather in June

June, the first month of the summer in Arch, is a tropical month, with an average temperature fluctuating between 66.7°F (19.3°C) and 90.7°F (32.6°C). Arch records the warmest temperatures in June, averaging a high of 90.7°F (32.6°C) and a low of 66.7°F (19.3°C). June's mean heat index is evaluated at a hot 91.4°F (33°C). Weather in June »

Weather in July

July, the same as June, in Arch, New Mexico, is another hot summer month, with an average temperature ranging between max 90.5°F (32.5°C) and min 69.4°F (20.8°C). July's beginning signals an average high-temperature of a still hot 90.5°F (32.5°C), barely different from June's 90.7°F (32.6°C). Weather in July »

Weather in August

August, the last month of the summer in Arch, is another tropical month, with an average temperature fluctuating between 68.2°F (20.1°C) and 90.1°F (32.3°C). The advent of August brings an average high-temperature of a still tropical 90.1°F (32.3°C), exhibiting minor difference from the previous month. Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Arch, New Mexico, with temperature in the range of an average low of 61.2°F (16.2°C) and an average high of 81.7°F (27.6°C). The advent of September brings a slight shift in average high-temperature, moving from a hot 90.1°F (32.3°C) in August to a moderately hot 81.7°F (27.6°C). Weather in September »

Weather in October

October, the same as September, in Arch, New Mexico, is another pleasant autumn month, with temperature in the range of an average high of 70.2°F (21.2°C) and an average low of 49.5°F (9.7°C). With October's onset, the average high-temperature recedes from September's moderately hot 81.7°F (27.6°C) to an agreeable 70.2°F (21.2°C). Weather in October »

Weather in November

November, the last month of the autumn in Arch, is another mild month, with an average temperature varying between 59.5°F (15.3°C) and 39.2°F (4°C). As October transitions into November, Arch sees a drop in the average high-temperature, transitioning from a pleasant 70.2°F (21.2°C) to a refreshing 59.5°F (15.3°C). Weather in November »

Weather in December

December, the first month of the winter in Arch, is still a cool month, with an average temperature ranging between min 31.1°F (-0.5°C) and max 50°F (10°C). During the coldest month, December, temperatures average a high of 50°F (10°C) and a low of 31.1°F (-0.5°C). Weather in December »
Updated: Jul 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How many days does it rain?

In Arch, during the entire year, the rain falls for 86.6 days and collects up to 11.77" (299mm) of precipitation.

When does it snow?

Months with snowfall are January through April, October through December.

What is the snowiest month?

The months with the most snowfall are January and February, with an average 1.34" (34mm) of accumulated snow.

How many days does it snow?

Throughout the year, there are 12.8 snowfall days, and 5.79" (147mm) of snow is accumulated.

What are the months with the least sunshine?

The months with the least sunshine are January, February and December, with an average of 7h of sunshine.

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 in Arch?

The least humid month is April, with an average relative humidity of 34%.

When it does not snow?

In Arch, snow does not fall in May through September.

What is the hottest time of year?

June brings the highest temperatures, with an average high of 90.7°F (32.6°C) and an average low of 66.7°F (19.3°C).

When are the longest days?

June has the longest days of the year, with an average of 14h and 24min of daylight.

What month has the most sunshine?

June has the most sunshine of the year, with an average of 11.9h of sunshine.

When is the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 7.

What is the wettest month?

October is the month with the most rainfall. Rain falls for 6.6 days and accumulates 1.81" (46mm) of precipitation.

What is the driest month in Arch?

The month with the least rainfall is November, when the rain falls for 2.6 days and typically collects 0.28" (7mm) of precipitation.

What month is the coldest?

The month of December sees the average lowest temperatures in Arch, reaching 50°F (10°C) at the peak and 31.1°F (-0.5°C) at the low.

What is the most humid month?

The most humid month is December, with an average relative humidity of 54%.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 54min of daylight.

What is the month with the lowest UV index?

December is the month with the lowest UV index, with an average maximum UV index of 2.

Average temperature
Arch, NM

Average temperature - Arch, NM

The warmest month (with the highest average high temperature) is June (90.7°F).
The month with the lowest average high temperature is December (50°F).

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is December (31.1°F).

Average pressure
Arch, NM

Average pressure - Arch, NM

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed
Arch, NM

Average wind speed - Arch, NM

The windiest month (with the highest average wind speed) is April (13.3mph).
The calmest month (with the lowest average wind speed) is August (9.9mph).

Average rainfall
Arch, NM

Average rainfall - Arch, NM

The wettest month (with the highest rainfall) is October (1.81").
The driest month (with the least rainfall) is November (0.28").

Average rainfall days
Arch, NM

Average rainfall days - Arch, NM

The month with the highest number of rainy days is July (12.9 days).
The month with the least rainy days is November (2.6 days).

Average snowfall
Arch, NM

Average snowfall - Arch, NM

The months with the highest snowfall are January and February (1.34").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Arch, NM

Average snowfall days - Arch, NM

The month with the highest number of snowfall days is December (3.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Arch, NM

Average daylight / Average sunshine - Arch, NM

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).

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The months with the least sunshine are January, February and December (Average sunshine: 7h and 0min).

Average sunshine days
Arch, NM

Average sunshine days - Arch, NM

The month with the most sunshine days is January (26.4 days).
The month with the least sunshine days is August (14 days).

Average visibility
Arch, NM

Average visibility - Arch, NM

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).

Arch, New Mexico, USA

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