Climate · Haley

Haley, ND climate

Haley has cold, snowy winters and warm summers, with very little rain. A typical July afternoon reaches 85°, a January night drops to 7°, and about 33 inches of snow falls in a normal winter.

NOAA 1991-2020 climate normals Updated once a decade
July high
85°
29th hottest of 1,711 North Dakota towns
January low
7°
31st mildest of 1,711 North Dakota towns
Rain + melted snow
16 in
93rd driest of 1,711 North Dakota towns
Snow a winter
33 in
24th least snowy of 1,453 North Dakota towns
A normal year

What a year in Haley feels like

Winter

31° / 9°
Typical high / low · 14 days with an inch or more of snow

Spring

55° / 29°
Typical high / low · Last frost around May 18

Summer

82° / 53°
Typical high / low · 25 days reach 90° in a normal year

Fall

58° / 31°
Typical high / low · First frost around Sep 23
Best months to be outsideJunSepHighs of 62–84° and lows of 40° or more
Month by month

Haley weather by month

Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January28°7°0.4" 6.4"418 9° – 30°
February32°10°0.4" 5.7"415 1° – 33°
March43°19°0.7" 5.7"59 19° – 44°
April55°29°1.5" 3.7"73 35° – 48°
May66°40°2.6" 0.6"90 47° – 58°
June76°50°2.9" 0100 58° – 68°
July85°56°2.2" 090 62° – 76°
August84°53°1.6" 060 63° – 74°
September74°44°1.3" 060 52° – 64°
October57°31°1.4" 2.7"61 36° – 49°
November42°19°0.5" 4.2"48 18° – 40°
December31°10°0.3" 4.3"311 9° – 29°
Year56°31°15.7"33.3"7266

“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.

Rain & snow

Rain and snow in Haley

Haley gets 16 inches of rain and melted snow a year. June is the wettest month and December the driest. Rain or snow falls on about 72 days a year. Snow covers the ground about 66 days of the year.

16 in
Rain + melted snow a year
Less rain than 93% of U.S. towns
33 in
Snow in a normal winter
More snow than 61% of U.S. towns
66 days
With 1"+ of snow on the ground
More than 75% of U.S. towns

Rain + melted snow by month

Inches of water
2.9"

Snowfall by month

Inches of snow
6.4"
Frost & the growing season

About 126 frost-free days a year

In half of years the last 32° night comes by May 18 and the first one by September 23. That leaves about 126 frost-free days for gardens, shorter than 96% of U.S. towns.

193
nights at or below 32° in a normal year
30
nights below 0° in a normal year
25
days that reach 90° in a normal year

Freezing nights by month

Average nights at or below 32°

90° days by month

Average days at 90° or more
Heating & cooling

Heating and cooling a home in Haley

Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Haley, 94% of that work is heating and 6% is cooling, so the furnace matters far more than the air conditioner.

94%heating
8,033 heating degree daysMore heating than 86% of U.S. towns
489 cooling degree daysLess cooling than 78% of U.S. towns

Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.

Around Haley

Haley and its neighbors

Haley borders 3 towns with climate data. January nights across them vary by 0.6°. Lightning Creek has the coldest January nights (6°) and Goldfield the hottest July afternoons (85°). Haley’s January low is 7° and its July high 85°.

Minnehaha: January low 7°, July high 85°Whiting: January low 7°, July high 85°Reeder: January low 7°, July high 84°Horse Creek: January low 7°, July high 85°Gascoyne: January low 7°, July high 84°Fischbein: January low 7°, July high 84°Goldfield: January low 7°, July high 85°Lightning Creek: January low 6°, July high 85°Gascoyne: January low 7°, July high 84°Haley: January low 7°, July high 85° HaleyGoldfieldLightning CreekGascoyne
ColderMilder6° to 7°
Lightning Creek6.4° −0.5°
Gascoyne6.7° −0.2°
Haley6.9°
Goldfield7.0° +0.1°

Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.

Compared with other towns

How Haley compares

Summer heat85° July high
Cooler than 52% of U.S. towns29th hottest of 1,711 North Dakota towns
Winter cold7° January low
Colder than 86% of U.S. towns31st mildest of 1,711 North Dakota towns
Precipitation16" a year
Drier than 93% of U.S. towns93rd driest of 1,711 North Dakota towns
Snow33" a winter
Snowier than 61% of U.S. towns24th least snowy of 1,453 North Dakota towns
Growing season126 frost-free days
Shorter than 96% of U.S. towns179th shortest of 1,688 North Dakota towns

Compared with every U.S. town and city on TownTapestry, each counted once.

Then and now

Warmer than it used to be

+1.4°1991–2020 average vs. the 20th century (1901–2000)

The last 30 years in Haley averaged 1.4° warmer than the 1900s. The biggest change is in January (+4.3°). The shift is larger than in 61% of U.S. towns.

❄️ Winter+3.2° now 20°, was 17°
🌷 Spring+0.9° now 42°, was 41°
☀️ Summer+0.5° now 67°, was 67°
🍂 Fall+0.9° now 45°, was 44°

Change by month1991–2020 average minus 1901–2000 average, at Haley’s spot on NOAA’s grid

Year to year

How much a month can swing

A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 1° to 33°. June is the most reliable, staying within 10°.

Coldest to warmest month in 30 yearsNormal
Questions

Common questions about Haley’s climate

What is the coldest month in Haley?

January, with a typical high of 28° and a low of 7°.

What is the hottest month in Haley?

July, with a typical high of 85° and a low of 56°. About 25 days a year reach 90°.

How much snow does Haley get?

About 33 inches in a normal winter, most of it in January.

When is the first frost in Haley?

In half of years the first 32° night comes by September 23, and the last spring frost by May 18.

What is the rainiest month in Haley?

June, with 2.9 inches of rain and melted snow. The year totals 16 inches.

Temperatures and rainfall come from NOAA’s gridded climate normals for Haley itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Reeder, ND (11 mi, snow) and Ralph 1 N, SD (13 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.

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Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/15 · 2025-01-01