Hovenweep National Monument, Utah climate: Climate normals at a NOAA weather station
Hovenweep National Monument's normal year runs from 18°F January nights to 96°F July afternoons, with 10.2 inches of precipitation and 12 inches of snow a year. (NOAA 1991-2020 normals)
In metric: a yearly mean of 12.1°C, January lows of −8°C, July highs of 35°C, 259 mm of precipitation a year.
- NOAA stationHovenweep National Monument
- Station IDUSC00424100
- Location37.39°N 109.08°W
- Elevation5,240 ft (1,597 m)
On October 23, the normal high in Hovenweep National Monument is 68°F and the normal low 34°F, and the chance of measurable rain or snow is 15%.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Hovenweep National Monument.
- Jan 43° 18°
- Feb 50° 24°
- Mar 60° 29°
- Apr 68° 35°
- May 79° 44°
- Jun 90° 53°
- Jul 96° 61°
- Aug 93° 59°
- Sep 84° 50°
- Oct 71° 37°
- Nov 56° 26°
- Dec 44° 18°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like at Hovenweep National Monument each month?
July is the warmest month, with normal highs of 96°F; January the coldest, with normal lows of 18°F. The most precipitation falls in September (1.13 in), the least in June (0.32 in).
| Month | High | Low | Mean | Precip. | Snow | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|---|---|
| January | 43°F | 18°F | 30.9°F | 0.95 | 3.1 | 5 | <1 | 30 | 9 h 50 min |
| February | 50°F | 24°F | 37.0°F | 0.96 | 3.5 | 5 | <1 | 26 | 10 h 50 min |
| March | 60°F | 29°F | 44.5°F | 0.79 | 0.8 | 5 | <1 | 23 | 11 h 50 min |
| April | 68°F | 35°F | 51.6°F | 0.64 | 0.3 | 4 | <1 | 13 | 13 h 10 min |
| May | 79°F | 44°F | 61.4°F | 0.79 | 0.1 | 5 | 2 | 3 | 14 h 10 min |
| June | 90°F | 53°F | 71.8°F | 0.32 | 0.0 | 2 | 19 | <1 | 14 h 40 min |
| July | 96°F | 61°F | 78.4°F | 0.96 | 0.0 | 6 | 28 | <1 | 14 h 30 min |
| August | 93°F | 59°F | 76.0°F | 1.00 | 0.0 | 6 | 22 | <1 | 13 h 40 min |
| September | 84°F | 50°F | 67.1°F | 1.13 | 0.0 | 6 | 7 | <1 | 12 h 30 min |
| October | 71°F | 37°F | 53.9°F | 1.05 | 0.4 | 5 | <1 | 10 | 11 h 20 min |
| November | 56°F | 26°F | 41.1°F | 0.74 | 0.7 | 3 | <1 | 25 | 10 h 10 min |
| December | 44°F | 18°F | 30.9°F | 0.87 | 3.3 | 5 | <1 | 30 | 9 h 40 min |
| Year (annual) | 70°F | 38°F | 53.7°F | 10.20 | 12.2 | 58 | 78 | 159 |
The same normals in °C and millimetres
| Month | High | Low | Mean | Precip. | Snow |
|---|---|---|---|---|---|
| January | 6°C | −8°C | −0.6°C | 24 mm | 8 cm |
| February | 10°C | −5°C | 2.8°C | 24 mm | 9 cm |
| March | 16°C | −2°C | 6.9°C | 20 mm | 2 cm |
| April | 20°C | 2°C | 10.9°C | 16 mm | 1 cm |
| May | 26°C | 7°C | 16.3°C | 20 mm | 0 cm |
| June | 32°C | 12°C | 22.1°C | 8 mm | 0 cm |
| July | 35°C | 16°C | 25.8°C | 24 mm | 0 cm |
| August | 34°C | 15°C | 24.4°C | 25 mm | 0 cm |
| September | 29°C | 10°C | 19.5°C | 29 mm | 0 cm |
| October | 22°C | 3°C | 12.2°C | 27 mm | 1 cm |
| November | 13°C | −3°C | 5.1°C | 19 mm | 2 cm |
| December | 7°C | −8°C | −0.6°C | 22 mm | 8 cm |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00424100; annual normals. Wet days: 0.01 inch or more; 90°F days and freezing nights: NOAA's day counts. Daylight: sunrise to sunset on the 15th, computed from the latitude.
Which months are mildest at Hovenweep National Monument?
Normal highs sit between 65°F and 85°F in April, May, September and October. Of those, April has the fewest days with rain (4).
That is a measurement, not a recommendation: it counts the months whose normal afternoon high sits between 65°F and 85°F, where a light layer is enough by day.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00424100.
When is the last frost at Hovenweep National Monument?
In Hovenweep National Monument, the last spring frost (32°F) comes after May 2 in half of years and after May 21 in one year in ten; the first autumn frost comes before October 10 in half of years and before September 27 in one year in ten.
Frost-free in half of yearsFrost in 1 to 9 years out of 10Frost most years
- Last spring frost, half of years after
- May 21 year in 10 after May 21; 9 in 10 after April 19
- First autumn frost, half of years before
- October 101 year in 10 before September 27; 9 in 10 before October 24
NOAA puts the median frost-free season at 159 days, and the season without a hard freeze (28°F) at 180 days.
A hard freeze (28°F) comes after April 21 in half of springs and before October 20 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Hovenweep National Monument in zone 6b in ZIP code 81331, the nearest ZIP area. By the map's own method, the average of each year's coldest night over 1991-2020, the station is in zone 7a: the coldest night of a typical year reaches 0°F (20 complete years); the map interpolates between stations and terrain, so the station and the ZIP area can differ by half a zone.
Frost dates for every NOAA station in Utah · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00424100; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026; the station zone: ACIS daily lows, 1991-2020. A 10% date means one year in ten has a frost after it in spring or before it in autumn.
How hot and how cold does it get at Hovenweep National Monument?
In a normal year in Hovenweep National Monument, 78 days a year reach 90°F (10 of them 100°F or more), 159 nights fall to 32°F or colder and 58 days bring measurable precipitation.
- Days at 90°F or more
- 78a normal year
- Days at 100°F or more
- 10a normal year
- Nights at 32°F or colder
- 159a normal year
- Days that stay below freezing
- 7high of 32°F or less
- Days with 0.01 inch of precipitation
- 58a normal year
- Days with 1 inch of snow or more
- 4a normal year
The highest temperature in this station's record (since 1957) is 107°F, on July 13, 2020; the lowest is −24°F, on December 24, 1990.
The wettest calendar year on that record is 2015, with 19.02 in; the snowiest season is 1972–73, with 44.8 inches.
Source: NOAA NCEI 1991-2020 annual normals, station USC00424100; records: ACIS (NOAA Regional Climate Centers), station USC00424100. Records use complete months only; a month missing more than three days is left out.
How sunny is it at Hovenweep National Monument?
Over a year 86% of the sunlight that would reach the ground under clear skies gets through the clouds at Hovenweep National Monument, 5.4 kWh per square metre a day. June is the sunniest month (92%) and December the cloudiest (77%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 79% | 2.8 |
| February | 78% | 3.7 |
| March | 84% | 5.3 |
| April | 85% | 6.7 |
| May | 87% | 7.6 |
| June | 92% | 8.4 |
| July | 88% | 7.5 |
| August | 87% | 6.7 |
| September | 88% | 5.8 |
| October | 87% | 4.5 |
| November | 85% | 3.2 |
| December | 77% | 2.5 |
Source: NASA POWER solar climatology, 2001-2020 (CERES SYN1deg). Satellite-based, for the 1-degree cell (about 100 km across) around the station, so it describes the area rather than the airport.
How many heating and cooling degree days does Hovenweep National Monument record?
A normal year at Hovenweep National Monument brings 5,229 heating degree days, 3% fewer than the median U.S. place (5,373), and 1,141 cooling degree days, 26% more than the median (908). Seven months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 3,535 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 1,059 | 0 |
| February | 785 | 0 |
| March | 636 | 0 |
| April | 403 | 1 |
| May | 156 | 44 |
| June | 18 | 220 |
| July | 0 | 417 |
| August | 1 | 342 |
| September | 51 | 114 |
| October | 347 | 3 |
| November | 717 | 0 |
| December | 1,057 | 0 |
| Year (annual) | 5,229 | 1,141 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00424100. A degree day is one degree of a day's mean temperature below 65°F (heating) or above it (cooling); utilities use them to estimate energy use.
Have recent years at Hovenweep National Monument been warmer than normal?
Over 41 complete years from 1962 to 2020, the station's annual mean temperature rose at a fitted 4.6°F per century (+0.26°C per decade). A fitted rate summarizes the whole record; single years swing well above and below it.
Source: trend: NOAA GHCN-Monthly v4. A year counts only with all twelve months complete.
How does Hovenweep National Monument's climate compare?
Hovenweep National Monument is warmer than 82 of the 97 places with their own NOAA record in Utah, and wetter than 30. Across the 7,247 U.S. stations with normals, its annual mean of 53.7°F is warmer than 56%.
In the Köppen classification computed from these normals, Hovenweep National Monument is BSk: cold semi-arid steppe. What the classes mean.
Places with the most similar year elsewhere
Measured month by month on the normal high, low and precipitation, among places of 20,000 or more people in other states:
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers. Similarity: the root-mean-square difference of the 36 monthly figures, precipitation weighted so an inch counts like 6°F.
Questions about Hovenweep National Monument's climate
What is the coldest month at Hovenweep National Monument?
January, with a normal high of 43°F and a normal low of 18°F. The warmest is July (96°F by day, 61°F at night).
Does it snow at Hovenweep National Monument?
Yes: 12 inches in a normal year, falling on 8 days with 0.1 inch or more, the most in February (3.5 inches).
What is the rainiest month at Hovenweep National Monument?
September, with 1.13 in of precipitation in a normal year; the driest is June with 0.32 in.
What plant hardiness zone is Hovenweep National Monument in?
The USDA's 2023 map puts Hovenweep National Monument in zone 6b in ZIP code 81331, the nearest ZIP area. By the same method at the station, the coldest night of a typical year reaches 0°F (20 years, 1991-2020): zone 7a.
How late can frost come at Hovenweep National Monument?
In half of years the last 32°F night comes after May 2; in one year in ten it comes after May 21. Waiting until May 21 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Utah climateThe statewide normals and every place in the state
- Yellow Jacket (2 mi W), CO20 miles from this station, 49.5°F a year
- Cedar Point, UT23 miles from this station, 48.1°F a year
- Cortez, CO25 miles from this station, 49.0°F a year
- Yellow Jacket (4 mi NE), CO25 miles from this station, 48.4°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made