Silver City (5 mi W), Idaho climate: Climate normals at a NOAA weather station
Silver City (5 mi W)'s normal year runs from 22°F December nights to 82°F July afternoons. (NOAA 1991-2020 normals)
In metric: a yearly mean of 7.9°C, December lows of −6°C, July highs of 28°C.
- NOAA stationSilver City (5 mi W)
- Station IDUSC00108412
- Location43.00°N 116.83°W
- Elevation6,160 ft (1,878 m)
On October 24, the normal high in Silver City (5 mi W) is 53°F and the normal low 34°F.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Silver City (5 mi W).
- Jan 36° 22°
- Feb 39° 23°
- Mar 43° 27°
- Apr 50° 31°
- May 60° 40°
- Jun 69° 47°
- Jul 82° 59°
- Aug 81° 57°
- Sep 72° 49°
- Oct 57° 38°
- Nov 43° 27°
- Dec 35° 22°
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 Silver City (5 mi W) each month?
July is the warmest month, with normal highs of 82°F; December the coldest, with normal lows of 22°F.
| Month | High | Low | Mean | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|
| January | 36°F | 22°F | 29.0°F | – | <1 | 29 | 9 h 20 min |
| February | 39°F | 23°F | 30.8°F | – | <1 | 25 | 10 h 30 min |
| March | 43°F | 27°F | 35.0°F | – | <1 | 25 | 11 h 50 min |
| April | 50°F | 31°F | 40.3°F | – | <1 | 20 | 13 h 20 min |
| May | 60°F | 40°F | 50.3°F | – | <1 | 8 | 14 h 40 min |
| June | 69°F | 47°F | 58.0°F | – | <1 | 2 | 15 h 20 min |
| July | 82°F | 59°F | 70.3°F | – | 4 | <1 | 15 h |
| August | 81°F | 57°F | 69.1°F | – | 2 | <1 | 14 h |
| September | 72°F | 49°F | 60.6°F | – | <1 | 2 | 12 h 30 min |
| October | 57°F | 38°F | 47.5°F | – | <1 | 12 | 11 h 10 min |
| November | 43°F | 27°F | 35.3°F | – | <1 | 22 | 9 h 50 min |
| December | 35°F | 22°F | 28.4°F | – | <1 | 28 | 9 h |
| Year (annual) | 56°F | 37°F | 46.2°F | – | 6 | 172 |
The same normals in °C and millimetres
| Month | High | Low | Mean |
|---|---|---|---|
| January | 2°C | −6°C | −1.7°C |
| February | 4°C | −5°C | −0.7°C |
| March | 6°C | −3°C | 1.7°C |
| April | 10°C | −1°C | 4.6°C |
| May | 16°C | 5°C | 10.2°C |
| June | 21°C | 8°C | 14.4°C |
| July | 28°C | 15°C | 21.3°C |
| August | 27°C | 14°C | 20.6°C |
| September | 22°C | 9°C | 15.9°C |
| October | 14°C | 3°C | 8.6°C |
| November | 6°C | −3°C | 1.8°C |
| December | 2°C | −6°C | −2.0°C |
NOAA publishes no 1991-2020 snowfall normal for this station, and no record within 25 miles keeps one, so snow is left out here rather than estimated.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00108412; 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 Silver City (5 mi W)?
Normal highs sit between 65°F and 85°F in June, July, August and September.
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 USC00108412.
When is the last frost at Silver City (5 mi W)?
In Silver City (5 mi W), the last spring frost (32°F) comes after May 31 in half of years and after June 17 in one year in ten; the first autumn frost comes before October 6 in half of years and before September 10 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 311 year in 10 after June 17; 9 in 10 after May 4
- First autumn frost, half of years before
- October 61 year in 10 before September 10; 9 in 10 before October 25
NOAA puts the median frost-free season at 128 days, and the season without a hard freeze (28°F) at 160 days.
A hard freeze (28°F) comes after May 9 in half of springs and before October 19 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Silver City (5 mi W) in zone 7a in ZIP code 83650, the nearest ZIP area.
Frost dates for every NOAA station in Idaho · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00108412; 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 at Silver City (5 mi W)?
In a normal year in Silver City (5 mi W), 6 days a year reach 90°F and 172 nights fall to 32°F or colder.
- 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
- 172a normal year
- Days that stay below freezing
- 40high of 32°F or less
Source: NOAA NCEI 1991-2020 annual normals, station USC00108412.
How sunny is it at Silver City (5 mi W)?
Over a year 82% of the sunlight that would reach the ground under clear skies gets through the clouds at Silver City (5 mi W), 4.6 kWh per square metre a day. July is the sunniest month (92%) and December the cloudiest (62%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 64% | 1.7 |
| February | 70% | 2.7 |
| March | 72% | 4.0 |
| April | 77% | 5.5 |
| May | 81% | 6.7 |
| June | 86% | 7.5 |
| July | 92% | 7.7 |
| August | 92% | 6.7 |
| September | 89% | 5.2 |
| October | 82% | 3.5 |
| November | 71% | 2.1 |
| December | 62% | 1.4 |
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 Silver City (5 mi W) record?
A normal year at Silver City (5 mi W) brings 7,303 heating degree days, 36% more than the median U.S. place (5,373), and 476 cooling degree days, 48% 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 2,070 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 1,118 | 0 |
| February | 958 | 0 |
| March | 930 | 0 |
| April | 740 | 0 |
| May | 462 | 6 |
| June | 246 | 35 |
| July | 43 | 208 |
| August | 48 | 173 |
| September | 184 | 51 |
| October | 548 | 4 |
| November | 892 | 0 |
| December | 1,136 | 0 |
| Year (annual) | 7,303 | 476 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00108412. 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.
How does Silver City (5 mi W)'s climate compare?
Silver City (5 mi W) is warmer than 40 of the 85 places with their own NOAA record in Idaho. Across the 7,247 U.S. stations with normals, its annual mean of 46.2°F is warmer than 24%.
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers.
Which places near Silver City (5 mi W) share this climate record?
Jordan Valley has no NOAA station with 1991-2020 normals of its own, and this station is the nearest full record. A place's own climate can differ from these figures, by several degrees where it sits much higher or lower than the station, nearer the coast, or inside a large city's heat; for the larger places the next nearest records are named with their yearly mean, so the spread around them is visible, and places of 50,000 or more have their own page with NOAA's gridded normals.
- Jordan Valley, OR138 people · 11 mi W
Source: Census Bureau 2024 Gazetteer (place centers) and Vintage 2024 population estimates. Distance and direction from the station to each place's center.
Questions about Silver City (5 mi W)'s climate
What is the coldest month at Silver City (5 mi W)?
December, with a normal high of 35°F and a normal low of 22°F. The warmest is July (82°F by day, 59°F at night).
What plant hardiness zone is Silver City (5 mi W) in?
The USDA's 2023 map puts Silver City (5 mi W) in zone 7a in ZIP code 83650, the nearest ZIP area.
How late can frost come at Silver City (5 mi W)?
In half of years the last 32°F night comes after May 31; in one year in ten it comes after June 17. Waiting until June 17 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Idaho climateThe statewide normals and every place in the state
- Sheaville (1 mi SE), OR13 miles from this station, 48.3°F a year
- Murphy (10 mi W), ID14 miles from this station, 48.4°F a year
- Swan Falls Powerhouse, ID29 miles from this station, 55.2°F a year
- Rockville (5 mi N), OR29 miles from this station, 48.3°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made