Myton, Utah climate: Normal weather by month, frost dates and records
Myton's normal year runs from 7°F January nights to 91°F July afternoons, with 7.0 inches of precipitation a year. (NOAA 1991-2020 normals)
In metric: a yearly mean of 8.9°C, January lows of −14°C, July highs of 33°C, 177 mm of precipitation a year.
- NOAA stationMyton
- Station IDUSC00425969
- Location40.19°N 110.06°W
- Elevation5,085 ft (1,550 m)
- Population570
On October 23, the normal high in Myton is 62°F and the normal low 31°F, and the chance of measurable rain or snow is 9%.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Myton.
- Jan 31° 7°
- Feb 40° 14°
- Mar 55° 26°
- Apr 65° 33°
- May 74° 42°
- Jun 85° 50°
- Jul 91° 57°
- Aug 88° 55°
- Sep 80° 46°
- Oct 65° 34°
- Nov 50° 21°
- Dec 34° 11°
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 Myton each month?
July is the warmest month, with normal highs of 91°F; January the coldest, with normal lows of 7°F. The most precipitation falls in September (1.10 in), the least in March (0.32 in).
| Month | High | Low | Mean | Precip. | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|---|
| January | 31°F | 7°F | 18.9°F | 0.35 | 2 | <1 | 31 | 9 h 40 min |
| February | 40°F | 14°F | 27.0°F | 0.41 | 2 | <1 | 28 | 10 h 40 min |
| March | 55°F | 26°F | 40.4°F | 0.32 | 2 | <1 | 27 | 11 h 50 min |
| April | 65°F | 33°F | 48.9°F | 0.61 | 3 | <1 | 17 | 13 h 10 min |
| May | 74°F | 42°F | 57.8°F | 0.95 | 5 | 1 | 4 | 14 h 20 min |
| June | 85°F | 50°F | 67.5°F | 0.53 | 3 | 10 | <1 | 15 h |
| July | 91°F | 57°F | 74.1°F | 0.37 | 3 | 21 | <1 | 14 h 50 min |
| August | 88°F | 55°F | 71.8°F | 0.60 | 4 | 14 | <1 | 13 h 50 min |
| September | 80°F | 46°F | 62.7°F | 1.10 | 4 | 2 | 2 | 12 h 30 min |
| October | 65°F | 34°F | 49.7°F | 0.83 | 3 | <1 | 16 | 11 h 10 min |
| November | 50°F | 21°F | 35.4°F | 0.42 | 2 | <1 | 29 | 10 h |
| December | 34°F | 11°F | 22.4°F | 0.46 | 3 | <1 | 31 | 9 h 20 min |
| Year (annual) | 63°F | 33°F | 48.0°F | 6.95 | 35 | 48 | 183 |
The same normals in °C and millimetres
| Month | High | Low | Mean | Precip. |
|---|---|---|---|---|
| January | 0°C | −14°C | −7.3°C | 9 mm |
| February | 4°C | −10°C | −2.8°C | 10 mm |
| March | 13°C | −4°C | 4.7°C | 8 mm |
| April | 18°C | 1°C | 9.4°C | 15 mm |
| May | 23°C | 6°C | 14.3°C | 24 mm |
| June | 30°C | 10°C | 19.7°C | 13 mm |
| July | 33°C | 14°C | 23.4°C | 9 mm |
| August | 31°C | 13°C | 22.1°C | 15 mm |
| September | 26°C | 8°C | 17.1°C | 28 mm |
| October | 19°C | 1°C | 9.8°C | 21 mm |
| November | 10°C | −6°C | 1.9°C | 11 mm |
| December | 1°C | −12°C | −5.3°C | 12 mm |
NOAA publishes no 1991-2020 snowfall normal for this station. The nearest record that keeps one, Roosevelt (8 miles away), gets 16 inches of snow in a normal year; elevation and distance can change that.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00425969; 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 Myton?
Normal highs sit between 65°F and 85°F in May, September and October. Of those, October has the fewest days with rain (3).
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 USC00425969.
When is the last frost in Myton?
In Myton, the last spring frost (32°F) comes after May 7 in half of years and after May 25 in one year in ten; the first autumn frost comes before October 5 in half of years and before September 22 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 71 year in 10 after May 25; 9 in 10 after April 23
- First autumn frost, half of years before
- October 51 year in 10 before September 22; 9 in 10 before October 21
NOAA puts the median frost-free season at 149 days, and the season without a hard freeze (28°F) at 174 days.
A hard freeze (28°F) comes after April 24 in half of springs and before October 18 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Myton in zone 5b in ZIP code 84052, the nearest ZIP area.
Frost dates for every NOAA station in Utah · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00425969; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026. 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 Myton?
In a normal year in Myton, 48 days a year reach 90°F (1 of them 100°F or more), 183 nights fall to 32°F or colder and 35 days bring measurable precipitation.
- Days at 90°F or more
- 48a normal year
- Days at 100°F or more
- 1a normal year
- Nights at 32°F or colder
- 183a normal year
- Days that stay below freezing
- 38high of 32°F or less
- Days with 0.01 inch of precipitation
- 35a normal year
The highest temperature in this station's record (since 1918) is 104°F, on July 1, 1990; the lowest is −39°F, on January 4, 1952.
The wettest calendar year on that record is 1941, with 13.71 in; the snowiest season is 1948–49, with 34.7 inches.
Source: NOAA NCEI 1991-2020 annual normals, station USC00425969; records: ACIS (NOAA Regional Climate Centers), station USC00425969. Records use complete months only; a month missing more than three days is left out.
How sunny is Myton?
Over a year 79% of the sunlight that would reach the ground under clear skies gets through the clouds in the area around Myton, 4.8 kWh per square metre a day. September is the sunniest month (83%) and April the cloudiest (74%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 78% | 2.5 |
| February | 77% | 3.4 |
| March | 76% | 4.7 |
| April | 74% | 5.7 |
| May | 74% | 6.5 |
| June | 83% | 7.6 |
| July | 80% | 7.0 |
| August | 80% | 6.2 |
| September | 83% | 5.3 |
| October | 81% | 3.9 |
| November | 77% | 2.6 |
| December | 74% | 2.1 |
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 Myton need?
A normal year in Myton brings 6,837 heating degree days, 27% more than the median U.S. place (5,373), and 685 cooling degree days, 24% 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 2,767 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 1,430 | 0 |
| February | 1,064 | 0 |
| March | 764 | 0 |
| April | 485 | 0 |
| May | 236 | 14 |
| June | 51 | 124 |
| July | 3 | 284 |
| August | 7 | 218 |
| September | 114 | 45 |
| October | 476 | 1 |
| November | 888 | 0 |
| December | 1,319 | 0 |
| Year (annual) | 6,837 | 685 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00425969. 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 Myton been warmer than normal lately?
2022 averaged 47.3°F, 0.8°F below the 1991-2020 normal of 48.0°F. 1 of the 2 complete years since 2021 ran warmer than the normal.
| Year | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 48.4°F | +0.4°F | 7.76 |
| 2022 | 47.3°F | −0.8°F | 5.02 |
Over 54 complete years from 1919 to 2022, the station's annual mean temperature rose at a fitted 2.6°F per century (+0.14°C per decade). A fitted rate summarizes the whole record; single years swing well above and below it.
Source: observed years: ACIS, station USC00425969; trend: NOAA GHCN-Monthly v4. A year counts only with all twelve months complete.
How does Myton's climate compare?
Myton is warmer than 40 of the other 96 places with their own NOAA record in Utah, and wetter than 4. Across the 7,247 U.S. stations with normals, its annual mean of 48.0°F is warmer than 32%.
In the Köppen classification computed from these normals, Myton 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 Myton's climate
What is the coldest month in Myton?
January, with a normal high of 31°F and a normal low of 7°F. The warmest is July (91°F by day, 57°F at night).
Does it snow in Myton?
Yes. NOAA publishes no 1991-2020 snowfall normal for Myton's NOAA station; the nearest record that keeps one, Roosevelt (8 miles away), records 16 inches of snow in a normal year.
What is the rainiest month in Myton?
September, with 1.10 in of precipitation in a normal year; the driest is March with 0.32 in.
What plant hardiness zone is Myton in?
The USDA's 2023 map puts Myton in zone 5b in ZIP code 84052, the nearest ZIP area.
How late can frost come in Myton?
In half of years the last 32°F night comes after May 7; in one year in ten it comes after May 25. Waiting until May 25 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Utah climateThe statewide normals and every place in the state
- Roosevelt, UT9 miles from this station, 46.2°F a year
- Fort Duchesne, UT12 miles from this station, 46.7°F a year
- Neola, UT16 miles from this station, 45.4°F a year
- Altamont, UT17 miles from this station, 42.2°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made