Worland, Wyoming climate: Normal weather by month, frost dates and records
Worland's normal year runs from 3°F January nights to 90°F July afternoons, with 7.7 inches of precipitation a year. (NOAA 1991-2020 normals)
In metric: a yearly mean of 7.0°C, January lows of −16°C, July highs of 32°C, 196 mm of precipitation a year.
- NOAA stationWorland
- Station IDUSW00024062
- Location43.97°N 107.95°W
- Elevation4,172 ft (1,272 m)
- Population4,765
On October 23, the normal high in Worland is 57°F and the normal low 27°F, and the chance of measurable rain or snow is 16%.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Worland.
- Jan 31° 3°
- Feb 36° 9°
- Mar 51° 22°
- Apr 60° 30°
- May 70° 40°
- Jun 81° 48°
- Jul 90° 54°
- Aug 88° 52°
- Sep 76° 42°
- Oct 60° 30°
- Nov 44° 16°
- Dec 32° 5°
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 Worland each month?
July is the warmest month, with normal highs of 90°F; January the coldest, with normal lows of 3°F. The most precipitation falls in May (1.66 in), the least in February (0.17 in).
| Month | High | Low | Mean | Precip. | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|---|
| January | 31°F | 3°F | 16.9°F | 0.22 | 4 | <1 | 31 | 9 h 10 min |
| February | 36°F | 9°F | 22.6°F | 0.17 | 3 | <1 | 28 | 10 h 30 min |
| March | 51°F | 22°F | 36.4°F | 0.44 | 4 | <1 | 27 | 11 h 50 min |
| April | 60°F | 30°F | 44.9°F | 0.98 | 7 | <1 | 16 | 13 h 20 min |
| May | 70°F | 40°F | 54.8°F | 1.66 | 9 | 1 | 3 | 14 h 40 min |
| June | 81°F | 48°F | 64.6°F | 0.97 | 8 | 7 | <1 | 15 h 30 min |
| July | 90°F | 54°F | 72.2°F | 0.64 | 6 | 20 | <1 | 15 h 10 min |
| August | 88°F | 52°F | 69.8°F | 0.40 | 5 | 17 | <1 | 14 h |
| September | 76°F | 42°F | 59.3°F | 0.93 | 5 | 4 | 1 | 12 h 40 min |
| October | 60°F | 30°F | 45.0°F | 0.77 | 6 | <1 | 17 | 11 h 10 min |
| November | 44°F | 16°F | 30.1°F | 0.37 | 4 | <1 | 29 | 9 h 40 min |
| December | 32°F | 5°F | 18.2°F | 0.18 | 3 | <1 | 31 | 9 h |
| Year (annual) | 60°F | 29°F | 44.6°F | 7.73 | 64 | 48 | 182 |
The same normals in °C and millimetres
| Month | High | Low | Mean | Precip. |
|---|---|---|---|---|
| January | −1°C | −16°C | −8.4°C | 6 mm |
| February | 2°C | −13°C | −5.2°C | 4 mm |
| March | 11°C | −6°C | 2.4°C | 11 mm |
| April | 15°C | −1°C | 7.2°C | 25 mm |
| May | 21°C | 4°C | 12.7°C | 42 mm |
| June | 27°C | 9°C | 18.1°C | 25 mm |
| July | 32°C | 12°C | 22.3°C | 16 mm |
| August | 31°C | 11°C | 21.0°C | 10 mm |
| September | 25°C | 6°C | 15.2°C | 24 mm |
| October | 16°C | −1°C | 7.2°C | 20 mm |
| November | 7°C | −9°C | −1.1°C | 9 mm |
| December | 0°C | −15°C | −7.7°C | 5 mm |
NOAA publishes no 1991-2020 snowfall normal for this station. The nearest record that keeps one, Thermopolis (9 mi NE) (18 miles away), gets 51 inches of snow in a normal year; elevation and distance can change that.
Source: NOAA NCEI 1991-2020 monthly normals, station USW00024062; 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 Worland?
Normal highs sit between 65°F and 85°F in May, June and September. Of those, September has the fewest days with rain (5).
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 USW00024062.
When is the last frost in Worland?
In Worland, the last spring frost (32°F) comes after May 13 in half of years and after May 27 in one year in ten; the first autumn frost comes before September 26 in half of years and before September 14 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 131 year in 10 after May 27; 9 in 10 after May 2
- First autumn frost, half of years before
- September 261 year in 10 before September 14; 9 in 10 before October 7
NOAA puts the median frost-free season at 133 days, and the season without a hard freeze (28°F) at 154 days.
A hard freeze (28°F) comes after May 1 in half of springs and before October 5 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Worland in zone 4b in ZIP code 82401, the nearest ZIP area. By the map's own method, the average of each year's coldest night over 1991-2020, Worland's NOAA station is in zone 4b: the coldest night of a typical year reaches −24°F (30 complete years).
Frost dates for every NOAA station in Wyoming · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USW00024062; 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 Worland?
In a normal year in Worland, 48 days a year reach 90°F (4 of them 100°F or more), 182 nights fall to 32°F or colder and 64 days bring measurable precipitation.
- Days at 90°F or more
- 48a normal year
- Days at 100°F or more
- 4a normal year
- Nights at 32°F or colder
- 182a normal year
- Days that stay below freezing
- 48high of 32°F or less
- Days with 0.01 inch of precipitation
- 64a normal year
The highest temperature in this station's record (since 1960) is 110°F, on July 12, 2026; the lowest is −50°F, on December 21, 1990.
The wettest calendar year on that record is 2019, with 11.44 in; the snowiest season is 1992–93, with 49.0 inches.
Source: NOAA NCEI 1991-2020 annual normals, station USW00024062; records: ACIS (NOAA Regional Climate Centers), station USW00024062. Records use complete months only; a month missing more than three days is left out.
How sunny is Worland?
Over a year 80% of the sunlight that would reach the ground under clear skies gets through the clouds in the area around Worland, 4.6 kWh per square metre a day. July is the sunniest month (88%) and December the cloudiest (69%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 74% | 2.0 |
| February | 73% | 2.9 |
| March | 73% | 4.1 |
| April | 72% | 5.3 |
| May | 76% | 6.4 |
| June | 85% | 7.6 |
| July | 88% | 7.5 |
| August | 88% | 6.5 |
| September | 85% | 5.1 |
| October | 77% | 3.4 |
| November | 75% | 2.3 |
| December | 69% | 1.6 |
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 Worland need?
A normal year in Worland brings 7,946 heating degree days, 48% more than the median U.S. place (5,373), and 528 cooling degree days, 42% fewer than the median (908). Eight months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 2,329 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 1,493 | 0 |
| February | 1,187 | 0 |
| March | 888 | 0 |
| April | 603 | 0 |
| May | 325 | 9 |
| June | 91 | 79 |
| July | 11 | 234 |
| August | 27 | 175 |
| September | 202 | 31 |
| October | 621 | 1 |
| November | 1,047 | 0 |
| December | 1,452 | 0 |
| Year (annual) | 7,946 | 528 |
Source: NOAA NCEI 1991-2020 monthly normals, station USW00024062. 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 Worland been warmer than normal lately?
2025 averaged 46.4°F, 1.8°F above the 1991-2020 normal of 44.6°F. 3 of the 5 complete years since 2021 ran warmer than the normal.
| Year | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 46.5°F | +1.9°F | 6.32 |
| 2022 | 43.0°F | −1.6°F | 6.17 |
| 2023 | 43.7°F | −0.9°F | 8.89 |
| 2024 | 46.5°F | +1.9°F | 4.53 |
| 2025 | 46.4°F | +1.8°F | 6.83 |
Over 61 complete years from 1961 to 2025, the station's annual mean temperature rose at a fitted 2.1°F per century (+0.12°C per decade). A fitted rate summarizes the whole record; single years swing well above and below it.
Source: observed years: ACIS, station USW00024062; trend: NOAA GHCN-Monthly v4. A year counts only with all twelve months complete.
How does Worland's climate compare?
Worland is warmer than 36 of the other 70 places with their own NOAA record in Wyoming, and wetter than 8. Across the 7,247 U.S. stations with normals, its annual mean of 44.6°F is warmer than 18%.
In the Köppen classification computed from these normals, Worland is BWk: cold desert. 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.
What do Worland's other NOAA stations record?
One more NOAA station keeps 1991-2020 normals in or near Worland. This page uses Worland; the other differs by site and elevation:
| Station | From this station | Elevation | Year | Jan low | Jul high | Precip. | Snow | Last frost |
|---|---|---|---|---|---|---|---|---|
| Worland station USC00489770 | 3 mi N | 4,058 ft | 45.7°F | 4°F | 91°F | 8.6 | – | May 4 |
Source: NOAA NCEI 1991-2020 normals for each station. Last frost: the median last spring date of 32°F.
Questions about Worland's climate
What is the coldest month in Worland?
January, with a normal high of 31°F and a normal low of 3°F. The warmest is July (90°F by day, 54°F at night).
Does it snow in Worland?
Yes. NOAA publishes no 1991-2020 snowfall normal for Worland's NOAA station; the nearest record that keeps one, Thermopolis (9 mi NE) (18 miles away), records 51 inches of snow in a normal year.
What is the rainiest month in Worland?
May, with 1.66 in of precipitation in a normal year; the driest is February with 0.17 in.
What plant hardiness zone is Worland in?
The USDA's 2023 map puts Worland in zone 4b in ZIP code 82401, the nearest ZIP area. By the same method at Worland's NOAA station, the coldest night of a typical year reaches −24°F (30 years, 1991-2020): zone 4b.
How late can frost come in Worland?
In half of years the last 32°F night comes after May 13; in one year in ten it comes after May 27. Waiting until May 27 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Wyoming climateThe statewide normals and every place in the state
- Black Mountain, WY24 miles from this station, 46.8°F a year
- Thermopolis, WY25 miles from this station, 48.6°F a year
- Basin, WY29 miles from this station, 48.9°F a year
- Tensleep (4 mi NE), WY29 miles from this station, 47.7°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made