Blair, Nebraska climate: Normal weather by month, frost dates and records
Blair's normal year runs from 13°F January nights to 86°F July afternoons. (NOAA 1991-2020 normals)
In metric: a yearly mean of 10.1°C, January lows of −11°C, July highs of 30°C.
- NOAA stationBlair
- Station IDUSC00250930
- Location41.55°N 96.14°W
- Elevation1,090 ft (332 m)
- From the centerunder 1 mile
- Population7,999
On October 23, the normal high in Blair is 62°F and the normal low 38°F.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Blair.
- Jan 31° 13°
- Feb 37° 17°
- Mar 50° 27°
- Apr 62° 38°
- May 73° 50°
- Jun 82° 60°
- Jul 86° 65°
- Aug 83° 63°
- Sep 77° 54°
- Oct 65° 41°
- Nov 49° 28°
- Dec 36° 18°
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 Blair each month?
July is the warmest month, with normal highs of 86°F; January the coldest, with normal lows of 13°F.
| Month | High | Low | Mean | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|
| January | 31°F | 13°F | 22.2°F | – | <1 | 30 | 9 h 30 min |
| February | 37°F | 17°F | 26.7°F | – | <1 | 25 | 10 h 40 min |
| March | 50°F | 27°F | 38.8°F | – | <1 | 23 | 11 h 50 min |
| April | 62°F | 38°F | 49.8°F | – | <1 | 8 | 13 h 20 min |
| May | 73°F | 50°F | 61.4°F | – | 2 | 1 | 14 h 30 min |
| June | 82°F | 60°F | 71.1°F | – | 4 | <1 | 15 h 10 min |
| July | 86°F | 65°F | 75.1°F | – | 8 | <1 | 15 h |
| August | 83°F | 63°F | 73.1°F | – | 6 | <1 | 13 h 50 min |
| September | 77°F | 54°F | 65.4°F | – | 2 | <1 | 12 h 30 min |
| October | 65°F | 41°F | 53.4°F | – | 1 | 5 | 11 h 10 min |
| November | 49°F | 28°F | 38.6°F | – | <1 | 22 | 9 h 50 min |
| December | 36°F | 18°F | 27.1°F | – | <1 | 29 | 9 h 10 min |
| Year (annual) | 61°F | 40°F | 50.2°F | – | 23 | 143 |
The same normals in °C and millimetres
| Month | High | Low | Mean |
|---|---|---|---|
| January | 0°C | −11°C | −5.4°C |
| February | 3°C | −8°C | −2.9°C |
| March | 10°C | −3°C | 3.8°C |
| April | 17°C | 3°C | 9.9°C |
| May | 23°C | 10°C | 16.3°C |
| June | 28°C | 16°C | 21.7°C |
| July | 30°C | 18°C | 23.9°C |
| August | 29°C | 17°C | 22.8°C |
| September | 25°C | 12°C | 18.6°C |
| October | 19°C | 5°C | 11.9°C |
| November | 10°C | −2°C | 3.7°C |
| December | 2°C | −8°C | −2.7°C |
NOAA publishes no 1991-2020 snowfall normal for this station. The nearest record that keeps one, Tekamah station (16 miles away), gets 25 inches of snow in a normal year; elevation and distance can change that.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00250930; 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 Blair?
Normal highs sit between 65°F and 85°F in May, June, August, September and October.
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 USC00250930.
When is the last frost in Blair?
In Blair, the last spring frost (32°F) comes after April 22 in half of years and after May 5 in one year in ten; the first autumn frost comes before October 17 in half of years and before September 30 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
- April 221 year in 10 after May 5; 9 in 10 after April 9
- First autumn frost, half of years before
- October 171 year in 10 before September 30; 9 in 10 before October 30
NOAA puts the median frost-free season at 177 days, and the season without a hard freeze (28°F) at 197 days.
A hard freeze (28°F) comes after April 12 in half of springs and before October 27 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Blair in zone 5b in ZIP code 68008, the nearest ZIP area.
Frost dates for every NOAA station in Nebraska · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00250930; 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 in Blair?
In a normal year in Blair, 23 days a year reach 90°F (1 of them 100°F or more) and 143 nights fall to 32°F or colder.
- Days at 90°F or more
- 23a normal year
- Days at 100°F or more
- 1a normal year
- Nights at 32°F or colder
- 143a normal year
- Days that stay below freezing
- 50high of 32°F or less
The highest temperature in this station's record (since 1898) is 116°F, on July 25, 1936; the lowest is −36°F, on January 12, 1912.
The wettest calendar year on that record is 1909, with 40.64 in; the snowiest season is 1959–60, with 65.4 inches.
Source: NOAA NCEI 1991-2020 annual normals, station USC00250930; records: ACIS (NOAA Regional Climate Centers), station USC00250930. Records use complete months only; a month missing more than three days is left out.
How sunny is Blair?
Over a year 76% of the sunlight that would reach the ground under clear skies gets through the clouds in the area around Blair, 4.2 kWh per square metre a day. July is the sunniest month (84%) and December the cloudiest (69%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 70% | 2.0 |
| February | 74% | 3.0 |
| March | 70% | 3.8 |
| April | 72% | 5.0 |
| May | 73% | 5.8 |
| June | 80% | 6.5 |
| July | 84% | 6.6 |
| August | 82% | 5.7 |
| September | 81% | 4.6 |
| October | 76% | 3.3 |
| November | 76% | 2.3 |
| December | 69% | 1.7 |
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 Blair need?
A normal year in Blair brings 6,315 heating degree days, 18% more than the median U.S. place (5,373), and 972 cooling degree days, 7% more than the median (908). Seven months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 3,305 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 1,328 | 0 |
| February | 1,072 | 0 |
| March | 813 | 1 |
| April | 463 | 7 |
| May | 172 | 62 |
| June | 24 | 206 |
| July | 2 | 316 |
| August | 8 | 259 |
| September | 94 | 104 |
| October | 376 | 17 |
| November | 791 | 0 |
| December | 1,173 | 0 |
| Year (annual) | 6,315 | 972 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00250930. 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 Blair's climate compare?
Blair is warmer than 79 of the other 136 places with their own NOAA record in Nebraska. Across the 7,247 U.S. stations with normals, its annual mean of 50.2°F is warmer than 41%.
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers.
Which places near Blair share this climate record?
3 places have no NOAA station with 1991-2020 normals of their 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.
- Missouri Valley, IA2,638 people · 12 mi E
- Modale, IA284 people · 8 mi NE
- California Junction, IA32 people · 8 mi E
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 Blair's climate
What is the coldest month in Blair?
January, with a normal high of 31°F and a normal low of 13°F. The warmest is July (86°F by day, 65°F at night).
Does it snow in Blair?
Yes. NOAA publishes no 1991-2020 snowfall normal for Blair's NOAA station; the nearest record that keeps one, Tekamah station (16 miles away), records 25 inches of snow in a normal year.
What plant hardiness zone is Blair in?
The USDA's 2023 map puts Blair in zone 5b in ZIP code 68008, the nearest ZIP area.
How late can frost come in Blair?
In half of years the last 32°F night comes after April 22; in one year in ten it comes after May 5. Waiting until May 5 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Nebraska climateThe statewide normals and every place in the state
- Fort Calhoun, NE8 miles from this station, 49.3°F a year
- Tekamah, NE15 miles from this station, 50.1°F a year
- Fremont, NE19 miles from this station, 50.5°F a year
- Logan, IA19 miles from this station, 49.1°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made