Gibbonsville #2, Idaho climate: Climate normals at a NOAA weather station
Gibbonsville #2's normal year runs from 11°F January nights to 83°F July afternoons. (NOAA 1991-2020 normals)
In metric: a yearly mean of 5.7°C, January lows of −12°C, July highs of 28°C.
- NOAA stationGibbonsville #2
- Station IDUSC00103558
- Location45.55°N 113.93°W
- Elevation4,480 ft (1,366 m)
On October 22, the normal high in Gibbonsville #2 is 55°F and the normal low 28°F.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Gibbonsville #2.
- Jan 29° 11°
- Feb 36° 13°
- Mar 47° 21°
- Apr 56° 29°
- May 65° 36°
- Jun 72° 42°
- Jul 83° 46°
- Aug 83° 44°
- Sep 73° 38°
- Oct 58° 30°
- Nov 40° 20°
- Dec 30° 12°
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 Gibbonsville #2 each month?
July is the warmest month, with normal highs of 83°F; January the coldest, with normal lows of 11°F.
| Month | High | Low | Mean | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|
| January | 29°F | 11°F | 20.0°F | – | <1 | 31 | 9 h |
| February | 36°F | 13°F | 24.3°F | – | <1 | 28 | 10 h 20 min |
| March | 47°F | 21°F | 34.0°F | – | <1 | 30 | 11 h 50 min |
| April | 56°F | 29°F | 42.3°F | – | <1 | 24 | 13 h 30 min |
| May | 65°F | 36°F | 50.3°F | – | <1 | 12 | 14 h 50 min |
| June | 72°F | 42°F | 56.8°F | – | <1 | 2 | 15 h 40 min |
| July | 83°F | 46°F | 64.6°F | – | 6 | <1 | 15 h 20 min |
| August | 83°F | 44°F | 63.5°F | – | 4 | <1 | 14 h 10 min |
| September | 73°F | 38°F | 55.4°F | – | <1 | 7 | 12 h 40 min |
| October | 58°F | 30°F | 43.9°F | – | <1 | 23 | 11 h |
| November | 40°F | 20°F | 30.4°F | – | <1 | 29 | 9 h 30 min |
| December | 30°F | 12°F | 20.8°F | – | <1 | 31 | 8 h 40 min |
| Year (annual) | 56°F | 28°F | 42.2°F | – | 11 | 217 |
The same normals in °C and millimetres
| Month | High | Low | Mean |
|---|---|---|---|
| January | −1°C | −12°C | −6.7°C |
| February | 2°C | −11°C | −4.3°C |
| March | 8°C | −6°C | 1.1°C |
| April | 13°C | −2°C | 5.7°C |
| May | 18°C | 2°C | 10.2°C |
| June | 22°C | 5°C | 13.8°C |
| July | 28°C | 8°C | 18.1°C |
| August | 28°C | 7°C | 17.5°C |
| September | 23°C | 3°C | 13.0°C |
| October | 14°C | −1°C | 6.6°C |
| November | 5°C | −6°C | −0.9°C |
| December | −1°C | −11°C | −6.2°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 USC00103558; 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 Gibbonsville #2?
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 USC00103558.
When is the last frost at Gibbonsville #2?
In Gibbonsville #2, the last spring frost (32°F) comes after June 1 in half of years and after June 19 in one year in ten; the first autumn frost comes before September 17 in half of years and before September 2 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
- June 11 year in 10 after June 19; 9 in 10 after May 14
- First autumn frost, half of years before
- September 171 year in 10 before September 2; 9 in 10 before October 1
NOAA puts the median frost-free season at 107 days, and the season without a hard freeze (28°F) at 141 days.
A hard freeze (28°F) comes after May 10 in half of springs and before September 30 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Gibbonsville #2 in zone 5b in ZIP code 83463, 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 USC00103558; 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 Gibbonsville #2?
In a normal year in Gibbonsville #2, 11 days a year reach 90°F and 217 nights fall to 32°F or colder.
- Days at 90°F or more
- 11a normal year
- Days at 100°F or more
- fewer than 1a normal year
- Nights at 32°F or colder
- 217a normal year
- Days that stay below freezing
- 61high of 32°F or less
Source: NOAA NCEI 1991-2020 annual normals, station USC00103558.
How sunny is it at Gibbonsville #2?
Over a year 76% of the sunlight that would reach the ground under clear skies gets through the clouds at Gibbonsville #2, 4.2 kWh per square metre a day. July is the sunniest month (85%) and December the cloudiest (65%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 70% | 1.7 |
| February | 73% | 2.8 |
| March | 73% | 4.0 |
| April | 70% | 5.1 |
| May | 70% | 5.9 |
| June | 76% | 6.8 |
| July | 85% | 7.3 |
| August | 84% | 6.2 |
| September | 80% | 4.7 |
| October | 73% | 3.0 |
| November | 68% | 1.9 |
| December | 65% | 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 Gibbonsville #2 record?
A normal year at Gibbonsville #2 brings 8,391 heating degree days, 56% more than the median U.S. place (5,373), and 92 cooling degree days, 90% 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 1,411 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 1,396 | 0 |
| February | 1,141 | 0 |
| March | 961 | 0 |
| April | 681 | 0 |
| May | 458 | 1 |
| June | 255 | 7 |
| July | 69 | 56 |
| August | 73 | 24 |
| September | 292 | 4 |
| October | 654 | 0 |
| November | 1,040 | 0 |
| December | 1,371 | 0 |
| Year (annual) | 8,391 | 92 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00103558. 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 Gibbonsville #2 been warmer than normal?
2023 averaged 42.2°F, equal to the 1991-2020 normal of 42.2°F. 1 of the 2 complete years since 2021 ran warmer than the normal.
| Year | Mean | Against normal |
|---|---|---|
| 2021 | 43.6°F | +1.4°F |
| 2023 | 42.2°F | at normal |
Source: observed years: ACIS, station USC00103558. A year counts only with all twelve months complete.
How does Gibbonsville #2's climate compare?
Gibbonsville #2 is warmer than 9 of the 85 places with their own NOAA record in Idaho. Across the 7,247 U.S. stations with normals, its annual mean of 42.2°F is warmer than 10%.
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers.
Questions about Gibbonsville #2's climate
What is the coldest month at Gibbonsville #2?
January, with a normal high of 29°F and a normal low of 11°F. The warmest is July (83°F by day, 46°F at night).
What plant hardiness zone is Gibbonsville #2 in?
The USDA's 2023 map puts Gibbonsville #2 in zone 5b in ZIP code 83463, the nearest ZIP area.
How late can frost come at Gibbonsville #2?
In half of years the last 32°F night comes after June 1; in one year in ten it comes after June 19. Waiting until June 19 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Idaho climateThe statewide normals and every place in the state
- Shoup, ID21 miles from this station, 47.8°F a year
- Sula, MT21 miles from this station, 42.0°F a year
- Wisdom, MT24 miles from this station, 35.2°F a year
- Salmon, ID26 miles from this station, 44.4°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made