Pahaska, Wyoming climate: Climate normals at a NOAA weather station
Pahaska's normal year runs from 8°F December nights to 82°F July afternoons, with 27.2 inches of precipitation and 181 inches of snow a year. (NOAA 1991-2020 normals)
In metric: a yearly mean of 3.3°C, December lows of −13°C, July highs of 28°C, 690 mm of precipitation a year.
- NOAA stationPahaska
- Station IDUSC00487031
- Location44.50°N 109.96°W
- Elevation6,692 ft (2,040 m)
On October 23, the normal high in Pahaska is 49°F and the normal low 23°F, and the chance of measurable rain or snow is 42%.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Pahaska.
- Jan 32° 7°
- Feb 34° 8°
- Mar 43° 14°
- Apr 48° 21°
- May 61° 29°
- Jun 71° 34°
- Jul 82° 39°
- Aug 80° 38°
- Sep 69° 32°
- Oct 53° 25°
- Nov 39° 16°
- Dec 30° 8°
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 Pahaska each month?
July is the warmest month, with normal highs of 82°F; December the coldest, with normal lows of 8°F. The most precipitation falls in November (3.08 in), the least in August (1.28 in).
| Month | High | Low | Mean | Precip. | Snow | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|---|---|
| January | 32°F | 7°F | 19.6°F | 2.20 | 27.1 | 12 | <1 | 31 | 9 h 10 min |
| February | 34°F | 8°F | 21.1°F | 1.87 | 31.4 | 14 | <1 | 28 | 10 h 30 min |
| March | 43°F | 14°F | 28.5°F | 2.49 | 26.5 | 14 | <1 | 31 | 11 h 50 min |
| April | 48°F | 21°F | 34.8°F | 2.40 | 20.8 | 15 | <1 | 29 | 13 h 30 min |
| May | 61°F | 29°F | 44.9°F | 2.65 | 3.9 | 17 | <1 | 23 | 14 h 50 min |
| June | 71°F | 34°F | 52.7°F | 2.72 | 0.1 | 13 | 1 | 10 | 15 h 30 min |
| July | 82°F | 39°F | 60.7°F | 1.42 | 0.0 | 10 | 4 | 2 | 15 h 10 min |
| August | 80°F | 38°F | 59.2°F | 1.28 | 0.0 | 11 | 2 | 3 | 14 h 10 min |
| September | 69°F | 32°F | 50.6°F | 1.92 | 1.8 | 10 | <1 | 17 | 12 h 40 min |
| October | 53°F | 25°F | 38.6°F | 2.49 | 10.0 | 13 | <1 | 28 | 11 h |
| November | 39°F | 16°F | 27.0°F | 3.08 | 26.9 | 13 | <1 | 29 | 9 h 40 min |
| December | 30°F | 8°F | 18.7°F | 2.66 | 32.0 | 14 | <1 | 31 | 8 h 50 min |
| Year (annual) | 54°F | 23°F | 38.0°F | 27.18 | 180.5 | 155 | 6 | 262 |
The same normals in °C and millimetres
| Month | High | Low | Mean | Precip. | Snow |
|---|---|---|---|---|---|
| January | 0°C | −14°C | −6.9°C | 56 mm | 69 cm |
| February | 1°C | −13°C | −6.1°C | 47 mm | 80 cm |
| March | 6°C | −10°C | −1.9°C | 63 mm | 67 cm |
| April | 9°C | −6°C | 1.6°C | 61 mm | 53 cm |
| May | 16°C | −2°C | 7.2°C | 67 mm | 10 cm |
| June | 22°C | 1°C | 11.5°C | 69 mm | 0 cm |
| July | 28°C | 4°C | 15.9°C | 36 mm | 0 cm |
| August | 27°C | 3°C | 15.1°C | 33 mm | 0 cm |
| September | 21°C | 0°C | 10.3°C | 49 mm | 5 cm |
| October | 11°C | −4°C | 3.7°C | 63 mm | 25 cm |
| November | 4°C | −9°C | −2.8°C | 78 mm | 68 cm |
| December | −1°C | −13°C | −7.4°C | 68 mm | 81 cm |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00487031; 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 Pahaska?
Normal highs sit between 65°F and 85°F in June, July, August and September. Of those, July has the fewest days with rain (10).
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 USC00487031.
How hot and how cold does it get at Pahaska?
In a normal year in Pahaska, 6 days a year reach 90°F, 262 nights fall to 32°F or colder and 155 days bring measurable precipitation.
- Days at 90°F or more
- 6a normal year
- Days at 100°F or more
- fewer than 1a normal year
- Nights at 32°F or colder
- 262a normal year
- Days that stay below freezing
- 56high of 32°F or less
- Days with 0.01 inch of precipitation
- 155a normal year
- Days with 1 inch of snow or more
- 57a normal year
Source: NOAA NCEI 1991-2020 annual normals, station USC00487031.
How sunny is it at Pahaska?
Over a year 74% of the sunlight that would reach the ground under clear skies gets through the clouds at Pahaska, 4.3 kWh per square metre a day. July is the sunniest month (82%) and May the cloudiest (67%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 76% | 2.0 |
| February | 76% | 3.0 |
| March | 74% | 4.2 |
| April | 71% | 5.2 |
| May | 67% | 5.7 |
| June | 75% | 6.7 |
| July | 82% | 7.0 |
| August | 80% | 5.9 |
| September | 78% | 4.6 |
| October | 69% | 3.0 |
| November | 68% | 2.0 |
| 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 many heating and cooling degree days does Pahaska record?
A normal year at Pahaska brings 9,819 heating degree days, 83% more than the median U.S. place (5,373), and 15 cooling degree days, 98% fewer than the median (908). Ten months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 867 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 1,409 | 0 |
| February | 1,229 | 0 |
| March | 1,133 | 0 |
| April | 905 | 0 |
| May | 623 | 0 |
| June | 369 | 0 |
| July | 142 | 9 |
| August | 186 | 6 |
| September | 431 | 0 |
| October | 818 | 0 |
| November | 1,140 | 0 |
| December | 1,434 | 0 |
| Year (annual) | 9,819 | 15 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00487031. 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 Pahaska been warmer than normal?
2025 averaged 41.0°F, 3.0°F above the 1991-2020 normal of 38.0°F. 3 of the 3 complete years since 2021 ran warmer than the normal.
| Year | Mean | Against normal | Precip. | Snow |
|---|---|---|---|---|
| 2021 | 39.9°F | +1.9°F | 23.94 | 197.0 |
| 2024 | 41.4°F | +3.4°F | 17.78 | 148.2 |
| 2025 | 41.0°F | +3.0°F | 33.95 | 150.2 |
Source: observed years: ACIS, station USC00487031. A year counts only with all twelve months complete.
How does Pahaska's climate compare?
Pahaska is warmer than 9 of the 71 places with their own NOAA record in Wyoming, and wetter than 62. Across the 7,247 U.S. stations with normals, its annual mean of 38.0°F is warmer than 3%.
In the Köppen classification computed from these normals, Pahaska is Dfb: continental, no dry season, warm summer. 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 Pahaska's climate
What is the coldest month at Pahaska?
December, with a normal high of 30°F and a normal low of 8°F. The warmest is July (82°F by day, 39°F at night).
Does it snow at Pahaska?
Yes: 181 inches in a normal year, falling on 67 days with 0.1 inch or more, the most in December (32.0 inches).
What is the rainiest month at Pahaska?
November, with 3.08 in of precipitation in a normal year; the driest is August with 1.28 in.
Nearby and next
- Wyoming climateThe statewide normals and every place in the state
- Yellowstone National Park E Ent, WY2 miles from this station, 36.1°F a year
- Lake Yellowstone, WY22 miles from this station, 33.8°F a year
- Yellowstone Lake, WY23 miles from this station, 32.0°F a year
- Wapiti (1 mi WSW), WY27 miles from this station, 45.0°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made