Seligman, Arizona climate: Normal weather by month, frost dates and records
Seligman's normal year runs from 23°F December nights to 93°F July afternoons, with 12.1 inches of precipitation and 10 inches of snow a year. (NOAA 1991-2020 normals)
In metric: a yearly mean of 13.0°C, December lows of −5°C, July highs of 34°C, 306 mm of precipitation a year.
- NOAA stationSeligman
- Station IDUSC00027716
- Location35.33°N 112.88°W
- Elevation5,250 ft (1,600 m)
- Population (census place)731
On October 23, the normal high in Seligman is 73°F and the normal low 36°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 Seligman.
- Jan 54° 24°
- Feb 57° 25°
- Mar 64° 29°
- Apr 71° 34°
- May 79° 41°
- Jun 90° 49°
- Jul 93° 57°
- Aug 91° 56°
- Sep 85° 49°
- Oct 75° 38°
- Nov 63° 29°
- Dec 53° 23°
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 Seligman each month?
July is the warmest month, with normal highs of 93°F; December the coldest, with normal lows of 23°F. The most precipitation falls in August (2.14 in), the least in June (0.24 in).
| Month | High | Low | Mean | Precip. | Snow | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|---|---|
| January | 54°F | 24°F | 38.9°F | 1.10 | 3.0 | 4 | <1 | 27 | 10 h |
| February | 57°F | 25°F | 41.3°F | 1.15 | 2.1 | 4 | <1 | 24 | 10 h 50 min |
| March | 64°F | 29°F | 46.6°F | 0.96 | 1.2 | 4 | <1 | 22 | 11 h 50 min |
| April | 71°F | 34°F | 52.3°F | 0.47 | 0.4 | 2 | <1 | 13 | 13 h |
| May | 79°F | 41°F | 60.1°F | 0.34 | 0.0 | 2 | 3 | 3 | 14 h |
| June | 90°F | 49°F | 69.2°F | 0.24 | 0.0 | 1 | 17 | <1 | 14 h 30 min |
| July | 93°F | 57°F | 75.1°F | 1.83 | 0.0 | 7 | 23 | <1 | 14 h 20 min |
| August | 91°F | 56°F | 73.4°F | 2.14 | 0.0 | 7 | 19 | <1 | 13 h 30 min |
| September | 85°F | 49°F | 67.2°F | 1.22 | 0.0 | 4 | 7 | <1 | 12 h 30 min |
| October | 75°F | 38°F | 56.6°F | 1.04 | 0.1 | 3 | <1 | 7 | 11 h 20 min |
| November | 63°F | 29°F | 46.0°F | 0.68 | 0.9 | 2 | <1 | 22 | 10 h 20 min |
| December | 53°F | 23°F | 38.0°F | 0.88 | 2.1 | 4 | <1 | 28 | 9 h 50 min |
| Year (annual) | 73°F | 38°F | 55.4°F | 12.05 | 9.8 | 46 | 69 | 148 |
The same normals in °C and millimetres
| Month | High | Low | Mean | Precip. | Snow |
|---|---|---|---|---|---|
| January | 12°C | −5°C | 3.8°C | 28 mm | 8 cm |
| February | 14°C | −4°C | 5.2°C | 29 mm | 5 cm |
| March | 18°C | −2°C | 8.1°C | 24 mm | 3 cm |
| April | 22°C | 1°C | 11.3°C | 12 mm | 1 cm |
| May | 26°C | 5°C | 15.6°C | 9 mm | 0 cm |
| June | 32°C | 9°C | 20.7°C | 6 mm | 0 cm |
| July | 34°C | 14°C | 23.9°C | 46 mm | 0 cm |
| August | 33°C | 13°C | 23.0°C | 54 mm | 0 cm |
| September | 30°C | 9°C | 19.6°C | 31 mm | 0 cm |
| October | 24°C | 3°C | 13.7°C | 26 mm | 0 cm |
| November | 17°C | −2°C | 7.8°C | 17 mm | 2 cm |
| December | 12°C | −5°C | 3.3°C | 22 mm | 5 cm |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00027716; 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 Seligman?
Normal highs sit between 65°F and 85°F in April, May and October. Of those, April has the fewest days with rain (2).
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 USC00027716.
When is the last frost in Seligman?
In Seligman, the last spring frost (32°F) comes after May 10 in half of years and after May 29 in one year in ten; the first autumn frost comes before October 15 in half of years and before October 1 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 101 year in 10 after May 29; 9 in 10 after April 26
- First autumn frost, half of years before
- October 151 year in 10 before October 1; 9 in 10 before October 30
NOAA puts the median frost-free season at 154 days, and the season without a hard freeze (28°F) at 182 days.
A hard freeze (28°F) comes after April 24 in half of springs and before October 26 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Seligman in zone 7a in ZIP code 86337, the nearest ZIP area. By the map's own method, the average of each year's coldest night over 1991-2020, Seligman's NOAA station is in zone 7a: the coldest night of a typical year reaches 5°F (30 complete years).
Frost dates for every NOAA station in Arizona · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00027716; 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 Seligman?
In a normal year in Seligman, 69 days a year reach 90°F (7 of them 100°F or more), 148 nights fall to 32°F or colder and 46 days bring measurable precipitation.
- Days at 90°F or more
- 69a normal year
- Days at 100°F or more
- 7a normal year
- Nights at 32°F or colder
- 148a normal year
- Days that stay below freezing
- 1high of 32°F or less
- Days with 0.01 inch of precipitation
- 46a normal year
- Days with 1 inch of snow or more
- 4a normal year
The highest temperature in this station's record (since 1904) is 110°F, on July 17, 1925; the lowest is −18°F, on January 2, 1906.
The wettest calendar year on that record is 2005, with 18.38 in; the snowiest season is 1931–32, with 67.5 inches.
Source: NOAA NCEI 1991-2020 annual normals, station USC00027716; records: ACIS (NOAA Regional Climate Centers), station USC00027716. Records use complete months only; a month missing more than three days is left out.
How sunny is Seligman?
Over a year 86% of the sunlight that would reach the ground under clear skies gets through the clouds in the area around Seligman, 5.5 kWh per square metre a day. June is the sunniest month (93%) and December the cloudiest (80%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 82% | 3.2 |
| February | 82% | 4.1 |
| March | 86% | 5.6 |
| April | 88% | 7.0 |
| May | 89% | 7.8 |
| June | 93% | 8.4 |
| July | 81% | 6.8 |
| August | 84% | 6.5 |
| September | 89% | 6.0 |
| October | 89% | 4.8 |
| November | 88% | 3.6 |
| December | 80% | 2.8 |
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 Seligman need?
A normal year in Seligman brings 4,336 heating degree days, 19% fewer than the median U.S. place (5,373), and 855 cooling degree days, 6% fewer than the median (908). Six months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 3,326 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 811 | 0 |
| February | 662 | 0 |
| March | 572 | 0 |
| April | 381 | 0 |
| May | 177 | 23 |
| June | 25 | 151 |
| July | 1 | 314 |
| August | 1 | 263 |
| September | 35 | 100 |
| October | 265 | 4 |
| November | 570 | 0 |
| December | 837 | 0 |
| Year (annual) | 4,336 | 855 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00027716. 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 Seligman been warmer than normal lately?
Over 57 complete years from 1905 to 2018, the station's annual mean temperature rose at a fitted 3.2°F per century (+0.18°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 Seligman's climate compare?
Seligman is warmer than 17 of the other 96 places with their own NOAA record in Arizona, and wetter than 51. Across the 7,247 U.S. stations with normals, its annual mean of 55.4°F is warmer than 62%.
In the Köppen classification computed from these normals, Seligman 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 Seligman's climate
What is the coldest month in Seligman?
December, with a normal high of 53°F and a normal low of 23°F. The warmest is July (93°F by day, 57°F at night).
Does it snow in Seligman?
Yes: 10 inches in a normal year, falling on 6 days with 0.1 inch or more, the most in January (3.0 inches).
What is the rainiest month in Seligman?
August, with 2.14 in of precipitation in a normal year; the driest is June with 0.24 in.
What plant hardiness zone is Seligman in?
The USDA's 2023 map puts Seligman in zone 7a in ZIP code 86337, the nearest ZIP area. By the same method at Seligman's NOAA station, the coldest night of a typical year reaches 5°F (30 years, 1991-2020): zone 7a.
How late can frost come in Seligman?
In half of years the last 32°F night comes after May 10; in one year in ten it comes after May 29. Waiting until May 29 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Arizona climateThe statewide normals and every place in the state
- Diamond M Ranch, AZ27 miles from this station, 53.3°F a year
- Walnut Creek, AZ28 miles from this station, 53.9°F a year
- Williams, AZ39 miles from this station, 50.2°F a year
- Williams (35 mi NNW), AZ42 miles from this station, 51.9°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made