Climate and monthly weather forecast
Grants, NM

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The climate of Grants

Grants, New Mexico, sits comfortably in the Köppen climate classification as a mid-latitude steppe, predominantly denoted as BSk. This city, positioned in the high desert, experiences a unique weather pattern where the climate ranges between extremes of heat during the summer and cold during the winter. With a primarily dry climate, the city encounters varying degrees of humidity, rainfall, and snowfall throughout the year.

Weather parameters in Grants fluctuate significantly from month to month, providing distinct seasonal variations. High temperatures start as low as 38.7°F (3.7°C) in January and gradually rise, peaking to a scorching 81°F (27.2°C) in June. In contrast, the colder months see low temperatures dropping to 21.7°F (-5.7°C) in January. Meanwhile, rainfall levels tend to remain relatively stable, averaging below 1 inch during most months, with the exceptions of July and August, experiencing 1.77 and 1.73" (44mm) respectively.

Remarkably, snowfall is prevalent during the winter months and tends to disappear during the rest of the year. The highest level of snowfall occurs in January with 4.09" (104mm), while the colder months of December to February have high snowfall days. Additionally, Grants witnesses a varied cloud presence throughout the year, with cloud% ranging from 12 to 25%.

The best time to visit Grants

For those seeking pleasant weather, the best time to visit Grants would likely be between May and June. During these months, temperatures typically range from a high of 68.9°F (20.5°C) to 81°F (27.2°C) and a low of 45.1°F (7.3°C) to 55.8°F (13.2°C). With a relatively low humidity index of 31% and 26% as well as sunshine duration of 14 and 14.5 hours respectively, these months offer an ideal climate for outdoor activities. Furthermore, the UV index rating at this time of year stands at a moderate level of 5 to 6.

The worst time to visit Grants

Considering average conditions throughout the year, the least favorable time to visit Grants might be from December to January. During these winter months, the city experiences some of its coldest temperatures, ranging from lows of 23°F (-5°C) to 21.7°F (-5.7°C) to highs of 40.3°F (4.6°C) to 38.7°F (3.7°C). Additionally, these months see an increase in snowfall, reaching up to 4.09" (104mm) in January and 3.11" (79mm) in December, which may disrupt travel plans.

Spring weather in Grants

In Grants, springtime varies greatly in terms of weather parameters. March sees a high of 53.1°F (11.7°C), which consistently increases to reach 68.9°F (20.5°C) by May. Low temperatures also witness a considerable rise from 32.9°F (0.5°C) in March to 45.1°F (7.3°C) in May. The rainfall is steady across these months, maintaining an average of 0.39" (10mm). Despite the warming temperatures, snowfall can still be expected in early spring, although significantly less compared to winter.

Summer weather in Grants

Summertime in Grants introduces high temperatures and an increase in rainfall levels. Peak temperatures reach a sweltering 81°F (27.2°C) in June before slightly decreasing in the following months. Notably, rainfall augments in July and August, with 1.77 and 1.73" (44mm) respectively - the highest throughout the year. Sunshine hours are at their highest during the summer months, providing approximately 14.5 hours of sunlight in June.

Autumn weather in Grants

The autumn season in Grants brings a gradual drop in temperatures, starting with highs of 73°F (22.8°C) in September and descending to 51.4°F (10.8°C) by November. Low temperatures follow a similar pattern, with a decrease from 53.8°F (12.1°C) to 30°F (-1.1°C). While rainfall levels reduce substantially after summer, they remain relatively consistent throughout the autumn season, averaging 0.77" (20mm).

Winter weather in Grants

Winter in Grants brings cold temperatures, high snowfall levels, and decreased sunlight hours. High temperatures in this season range from 40.3°F (4.6°C) to 38.7°F (3.7°C), whereas low temperatures fluctuate between 23°F (-5°C) to 21.7°F (-5.7°C). Noticeably, December sees 3.11" (79mm) of snowfall and January observes an even higher, 4.09" (104mm). The sunlight duration in these months dwindles to 9.8 and 10.1 hours respectively, making these months significantly colder and darker than the rest of the year.

Weather in January

The year kicks off with January in Grants, New Mexico, showcasing winter in its full splendor. A blend of chill and mild precipitation characterizes the month, with high temperatures barely exceeding 38.7°F (3.7°C) and lows dropping to a brisk 21.7°F (-5.7°C). Weather in January »

Weather in February

If you thought January was cold in Grants, February's conditions might surprise you. The month welcomes an uptick in temperatures but still remains deep in the heart of winter. Even with the lower snowfall compared to the preceding month, winter sports enthusiasts shouldn’t be disappointed as the city continues to maintain its snow-blanketed look. Weather in February »

Weather in March

March marks the start of meteorological spring in Grants. The weather starts to lose its winter bite as temperatures rise with the advent of the new season. Don’t pack your snow gear just yet though, as the occasional snowfall can still occur. Weather in March »

Weather in April

As April unfolds, Grants delivers spring in full swing. The bounce in temperature has become increasingly noticeable, a welcome departure from the colder months. Now occasional showers will replace the snowflakes, a clear marker of the seasonal changes in the area. Weather in April »

Weather in May

May highlights the city's climate transitioning, as Grants steadily marches towards summer. Weather during this month is fairly mild and pleasant, making it ideal for various outdoor activities. Although the humidity levels are at their lowest, rare rainfall keeps the landscapes lush and vibrant. Weather in May »

Weather in June

June arrives as the warmest month of the year, propelling Grants into summer with temperatures peaking at 81°F (27.2°C). The high UV index calls for strong protective sunscreen for those spending time outdoors. Despite the intense heat, low rainfall and relative humidity make the heat bearable. Weather in June »

Weather in July

As the second half of the year begins, July continues to showcase summer's full force. Despite the temperature remaining close to June’s, showers become the order of the day with the highest rainfall recorded over the year. Thunderstorm enthusiasts will love this month as stormy afternoons are pretty standard. Weather in July »

Weather in August

August in Grants sees slightly less intense temperatures compared to the previous two months. The weather blends warmth and precipitation, making outdoor activities enjoyable and diverse. Even though rainfall is still fairly high, it's lower than that of July. Weather in August »

Weather in September

September sends signals that the intense summer heat in Grants is drawing to a close. With the reduction in daylight hours and the slight drop in temperatures, autumn's approach becomes unmistakable. Beautiful fall colors start adorning the city with the leaves changing hues. Weather in September »

Weather in October

October has Grants fully switching gears to fall, with weather growing colder as winter nears. It brings the city a vibrant palette of reds, oranges, and yellows as the fall foliage is in full bloom. While rainfall is in decline since the summer, it continues to further enhance the beauty of the fall landscapes. Weather in October »

Weather in November

November in Grants comfortably extends the fall season, but with more emphasis on cooler weather. It’s definitely time to dust off the winter gear as the temperature keeps falling. Though it predominates, rain isn't the exclusive form of precipitation this month, with snowfall also captured in the monthly averages. Weather in November »

Weather in December

As the last calendar month, December ushers Grants into the heart of winter with temperatures plummeting to yearly lows, down to an average of 23°F (-5°C). The winter weather of Grants begins to peak again, promising its residents a white Christmas. Weather in December »

Frequently asked questions

What month is the coldest?

Grants records the coldest temperatures in January, averaging a high of 38.7°F (3.7°C) and a low of 21.7°F (-5.7°C).

What is the most humid month in Grants?

With an average relative humidity of 69%, January is the most humid month.

How many days does it rain in Grants?

Throughout the year, there are 85.5 rainfall days, and 9.37" (238mm) of precipitation is accumulated.

When does it snow?

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

When does it snow the most?

January is the month with the most snowfall. Snow falls for 6.3 days and accumulates 4.09" (104mm) of snow.

How many days does it snow in Grants?

In Grants, during the entire year, snow falls for 25.4 days and aggregates up to 13.15" (334mm) of snow.

What is the month with the least sunshine?

With an average of 6.8h of sunshine, January has the least sunshine of the year.

What is the month with the lowest UV index?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

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.

When it does not snow?

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

What month is the hottest?

Grants witnesses the warmest weather in June, with temperatures averaging a high of 81°F (27.2°C) and a low of 55.8°F (13.2°C).

What is the least humid month?

With an average relative humidity of 26%, June is the least humid month.

When are the longest days?

The month with the longest days is June, with an average of 14h and 30min of daylight.

What month has the most sunshine?

June has the most sunshine of the year, with an average of 12h of sunshine.

What is the month with the highest UV index in Grants?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

What is the rainiest month?

July is the month with the most rainfall in Grants. Rain falls for 14.7 days and accumulates 1.77" (45mm) of precipitation.

What is the driest month?

November is the month with the least rainfall. Rain falls for 2.7 days and accumulates 0.35" (9mm) of precipitation.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 48min of daylight.

Average temperature
Grants, NM

Average temperature - Grants, NM

The warmest month (with the highest average high temperature) is June (81°F).
The month with the lowest average high temperature is January (38.7°F).

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

Average pressure
Grants, NM

Average pressure - Grants, NM

The month with the highest atmospheric pressure is January (30.18"Hg).
The months with the lowest atmospheric pressure are April, May and June (29.89"Hg).

Average wind speed
Grants, NM

Average wind speed - Grants, NM

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

Average rainfall
Grants, NM

Average rainfall - Grants, NM

The wettest month (with the highest rainfall) is July (1.77").
The driest month (with the least rainfall) is November (0.35").

Average rainfall days
Grants, NM

Average rainfall days - Grants, NM

The month with the highest number of rainy days is August (15.3 days).
The month with the least rainy days is February (2.5 days).

Average snowfall
Grants, NM

Average snowfall - Grants, NM

The month with the highest snowfall is January (4.09").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Grants, NM

Average snowfall days - Grants, NM

The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Grants, NM

Average daylight / Average sunshine - Grants, NM

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

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 48min).

Average sunshine days
Grants, NM

Average sunshine days - Grants, NM

The month with the most sunshine days is November (24.5 days).
The month with the least sunshine days is August (10.5 days).

Average UV index
Grants, NM

Average UV index - Grants, NM

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).

Average visibility
Grants, NM

Average visibility - Grants, 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).

Grants, New Mexico, USA

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