Jensen, Utah climate: Normal weather by month, frost dates and records
Jensen's normal year runs from 3°F January nights to 92°F July afternoons, with 8.3 inches of precipitation and 19 inches of snow a year. (NOAA 1991-2020 normals)
In metric: a yearly mean of 7.8°C, January lows of −16°C, July highs of 33°C, 210 mm of precipitation a year.
- NOAA stationJensen
- Station IDUSC00424342
- Location40.36°N 109.35°W
- Elevation4,736 ft (1,444 m)
- Population (census place)331
On October 23, the normal high in Jensen is 62°F and the normal low 27°F, and the chance of measurable rain or snow is 19%.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Jensen.
- Jan 30° 3°
- Feb 39° 10°
- Mar 55° 22°
- Apr 65° 30°
- May 74° 39°
- Jun 85° 46°
- Jul 92° 53°
- Aug 89° 50°
- Sep 80° 41°
- Oct 65° 30°
- Nov 48° 19°
- Dec 32° 7°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like in Jensen each month?
July is the warmest month, with normal highs of 92°F; January the coldest, with normal lows of 3°F. The most precipitation falls in September (1.08 in), the least in July (0.41 in).
| Month | High | Low | Mean | Precip. | Snow | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|---|---|
| January | 30°F | 3°F | 16.3°F | 0.57 | 5.1 | 5 | <1 | 31 | 9 h 40 min |
| February | 39°F | 10°F | 24.7°F | 0.50 | 3.8 | 5 | <1 | 28 | 10 h 40 min |
| March | 55°F | 22°F | 38.8°F | 0.55 | 0.7 | 5 | <1 | 27 | 11 h 50 min |
| April | 65°F | 30°F | 47.3°F | 0.75 | 0.6 | 6 | <1 | 16 | 13 h 10 min |
| May | 74°F | 39°F | 56.4°F | 0.90 | 0.0 | 7 | 1 | 4 | 14 h 20 min |
| June | 85°F | 46°F | 65.7°F | 0.55 | 0.0 | 4 | 12 | <1 | 15 h |
| July | 92°F | 53°F | 72.2°F | 0.41 | 0.0 | 4 | 24 | <1 | 14 h 50 min |
| August | 89°F | 50°F | 69.7°F | 0.63 | 0.0 | 5 | 19 | <1 | 13 h 50 min |
| September | 80°F | 41°F | 60.5°F | 1.08 | 0.0 | 6 | 4 | 2 | 12 h 30 min |
| October | 65°F | 30°F | 47.4°F | 1.07 | 0.2 | 6 | <1 | 18 | 11 h 10 min |
| November | 48°F | 19°F | 33.4°F | 0.57 | 1.9 | 5 | <1 | 28 | 10 h |
| December | 32°F | 7°F | 19.6°F | 0.68 | 6.7 | 5 | <1 | 31 | 9 h 20 min |
| Year (annual) | 63°F | 29°F | 46.0°F | 8.26 | 19.0 | 64 | 59 | 185 |
The same normals in °C and millimetres
| Month | High | Low | Mean | Precip. | Snow |
|---|---|---|---|---|---|
| January | −1°C | −16°C | −8.7°C | 14 mm | 13 cm |
| February | 4°C | −12°C | −4.1°C | 13 mm | 10 cm |
| March | 13°C | −5°C | 3.8°C | 14 mm | 2 cm |
| April | 18°C | −1°C | 8.5°C | 19 mm | 2 cm |
| May | 24°C | 4°C | 13.6°C | 23 mm | 0 cm |
| June | 30°C | 8°C | 18.7°C | 14 mm | 0 cm |
| July | 33°C | 11°C | 22.3°C | 10 mm | 0 cm |
| August | 32°C | 10°C | 20.9°C | 16 mm | 0 cm |
| September | 27°C | 5°C | 15.8°C | 27 mm | 0 cm |
| October | 18°C | −1°C | 8.6°C | 27 mm | 1 cm |
| November | 9°C | −7°C | 0.8°C | 14 mm | 5 cm |
| December | 0°C | −14°C | −6.9°C | 17 mm | 17 cm |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00424342; 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.
When is the best weather to visit Jensen?
Normal highs sit between 65°F and 85°F in May, September and October. Of those, September has the fewest days with rain (6).
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 USC00424342.
When is the last frost in Jensen?
In Jensen, the last spring frost (32°F) comes after May 20 in half of years and after June 5 in one year in ten; the first autumn frost comes before September 25 in half of years and before September 11 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 201 year in 10 after June 5; 9 in 10 after May 5
- First autumn frost, half of years before
- September 251 year in 10 before September 11; 9 in 10 before October 5
NOAA puts the median frost-free season at 126 days, and the season without a hard freeze (28°F) at 149 days.
A hard freeze (28°F) comes after May 6 in half of springs and before October 3 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Jensen in zone 5b in ZIP code 84035, the nearest ZIP area. By the map's own method, the average of each year's coldest night over 1991-2020, Jensen's NOAA station is in zone 5a: the coldest night of a typical year reaches −15°F (27 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 USC00424342; 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 in Jensen?
In a normal year in Jensen, 59 days a year reach 90°F (4 of them 100°F or more), 185 nights fall to 32°F or colder and 64 days bring measurable precipitation.
- Days at 90°F or more
- 59a normal year
- Days at 100°F or more
- 4a normal year
- Nights at 32°F or colder
- 185a normal year
- Days that stay below freezing
- 39high of 32°F or less
- Days with 0.01 inch of precipitation
- 64a normal year
- Days with 1 inch of snow or more
- 7a normal year
The highest temperature in this station's record (since 1939) is 106°F, on June 23, 1954; the lowest is −40°F, on February 7, 1989.
The wettest calendar year on that record is 1941, with 12.55 in; the snowiest season is 2022–23, with 55.0 inches.
Source: NOAA NCEI 1991-2020 annual normals, station USC00424342; records: ACIS (NOAA Regional Climate Centers), station USC00424342. Records use complete months only; a month missing more than three days is left out.
How sunny is Jensen?
Over a year 80% of the sunlight that would reach the ground under clear skies gets through the clouds in the area around Jensen, 4.8 kWh per square metre a day. September is the sunniest month (86%) and December the cloudiest (71%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 74% | 2.4 |
| February | 74% | 3.3 |
| March | 74% | 4.5 |
| April | 76% | 5.8 |
| May | 79% | 6.8 |
| June | 85% | 7.7 |
| July | 84% | 7.2 |
| August | 84% | 6.4 |
| September | 86% | 5.4 |
| October | 83% | 3.9 |
| November | 78% | 2.6 |
| December | 71% | 2.0 |
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 much heating and cooling does Jensen need?
A normal year in Jensen brings 7,380 heating degree days, 37% more than the median U.S. place (5,373), and 486 cooling degree days, 46% fewer 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 2,410 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 1,510 | 0 |
| February | 1,128 | 0 |
| March | 811 | 0 |
| April | 531 | 0 |
| May | 272 | 7 |
| June | 60 | 80 |
| July | 4 | 225 |
| August | 10 | 154 |
| September | 155 | 20 |
| October | 547 | 0 |
| November | 947 | 0 |
| December | 1,407 | 0 |
| Year (annual) | 7,380 | 486 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00424342. 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.
Has Jensen been warmer than normal lately?
2025 averaged 51.2°F, 5.2°F above the 1991-2020 normal of 46.0°F. 2 of the 3 complete years since 2022 ran warmer than the normal.
| Year | Mean | Against normal | Precip. | Snow |
|---|---|---|---|---|
| 2022 | 48.0°F | +2.0°F | 9.42 | 19.9 |
| 2023 | 44.9°F | −1.1°F | 6.97 | 40.1 |
| 2025 | 51.2°F | +5.2°F | 6.23 | – |
Over 65 complete years from 1940 to 2025, the station's annual mean temperature rose at a fitted 5.7°F per century (+0.32°C per decade). A fitted rate summarizes the whole record; single years swing well above and below it.
Source: observed years: ACIS, station USC00424342; trend: NOAA GHCN-Monthly v4. A year counts only with all twelve months complete.
How does Jensen's climate compare?
Jensen is warmer than 20 of the other 96 places with their own NOAA record in Utah, and wetter than 12. Across the 7,247 U.S. stations with normals, its annual mean of 46.0°F is warmer than 23%.
In the Köppen classification computed from these normals, Jensen 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 Jensen's climate
What is the coldest month in Jensen?
January, with a normal high of 30°F and a normal low of 3°F. The warmest is July (92°F by day, 53°F at night).
Does it snow in Jensen?
Yes: 19 inches in a normal year, falling on 12 days with 0.1 inch or more, the most in December (6.7 inches).
What is the rainiest month in Jensen?
September, with 1.08 in of precipitation in a normal year; the driest is July with 0.41 in.
What plant hardiness zone is Jensen in?
The USDA's 2023 map puts Jensen in zone 5b in ZIP code 84035, the nearest ZIP area. By the same method at Jensen's NOAA station, the coldest night of a typical year reaches −15°F (27 years, 1991-2020): zone 5a.
How late can frost come in Jensen?
In half of years the last 32°F night comes after May 20; in one year in ten it comes after June 5. Waiting until June 5 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Utah climateThe statewide normals and every place in the state
- Dinosaur National Monument-Quarry Area, UT6 miles from this station, 49.2°F a year
- Vernal, UT11 miles from this station, 47.8°F a year
- Dinosaur, CO22 miles from this station, 48.8°F a year
- Maeser, UT22 miles from this station, 46.6°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made