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Climate in Black Hawk · NOAA 1991–2020 normals

Black Hawk gets about 195 inches of snow a winter, more than all but 22 U.S. towns

A typical July afternoon reaches 75°, a January night drops to 16°, and about 195 inches of snow falls in a normal winter.

More snow than all but 22 U.S. towns#1Snowiest  of 149 in CO
Cooler July afternoons than 98% of U.S. towns#6Coolest summers  of 150 in CO
All CO rankings →

A year in Black Hawk at a glance

Each month’s typical high and low, and what it brings.

Jan35°16° 17" snow
Feb37°16° 23" snow
Mar43°21° 36" snow
Apr50°26° 42" snowWettest
May58°34° 17" snow
Jun70°42° Last frost ~Jun 5
Jul75°48°
Aug73°46°
Sep66°40° First frost ~Sep 16
Oct55°30° 16" snow
Nov now43°22° 18" snow
Dec36°16° 22" snow

What stands out about Black Hawk’s climate

Compared with towns across the U.S., with Black Hawk’s place in Colorado beside it.

A normal year

What a year in Black Hawk feels like

Typical highs and lows by season and by month, from NOAA’s 30-year normals.

Winter
36° / 16°
40 days with 1"+ of snow
Spring
50° / 27°
Last frost around Jun 5
Summer
73° / 46°
90° days are rare
Fall
55° / 31°
First frost around Sep 16
Best months to be outsideJunJulAugHighs of 62–84° and lows of 40° or more
Frost, heat & the growing season

About 103 frost-free days a year

In half of years the last 32° night comes by June 5 and the first by September 16. Frost and day counts come from NOAA’s station at Coal Creek Canyon, CO, 9 miles from the town’s center, 450 ft higher.

211
nights at or below 32° in a normal year
17th most of 150 in Colorado
More freezing nights than all but 52 U.S. towns
11
nights at or below 0°
24th most of 150 in Colorado
More nights at or below 0° than 86% of U.S. towns
0
days that reach 90°
None in a normal year
0
days that reach 100°
None in a normal year
5bUSDA zone
Plant hardiness zone 5b

The 2023 USDA map puts Black Hawk’s center in zone 5b: the coldest night of a typical winter, averaged over 1991–2020, reaches about −12°. Plant labels use the zone; frost dates tell you when to plant.

Freezing nights by month

Average nights at or below 32°

31
JFMAMJJASOND
Rain & snow

About 195 inches of snow a winter

Snow, measured at Coal Creek Canyon, CO, falls mostly in April. Precipitation (rain plus melted snow) adds up to 20 inches a year; April is the wettest month and December the driest. Rain or snow falls on about 136 days a year.

20"
Rain + melted snow a year
140th driest of 150 in Colorado
Drier than 89% of U.S. towns
195"
Snow in a normal winter
The snowiest of 149 in Colorado
More snow than all but 22 U.S. towns
143 days
With 1"+ of snow on the ground
7th most of 109 in Colorado
More days with snow on the ground than all but 40 U.S. towns

Rain + melted snow by month

Inches of water

2.8"
JFMAMJJASOND

Snowfall by month

Inches of snow

42"
JFMAMJJASOND
Heating & cooling

Heating and cooling a home in Black Hawk

Nearly all of the work is heating: a normal year has almost no cooling days. Months averaging under 55° run from September through May.

9,135 heating degree daysMore heating than all but 100 U.S. towns
19 cooling degree daysLess cooling than all but 60 U.S. towns

Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Coal Creek Canyon, CO.

Living here

Living with Black Hawk’s climate

What the numbers mean for a garden, a free afternoon and a bad-weather day.

The garden window

103 frost-free days in zone 5b. The last frost comes by Jun 5 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Sep 16.

Get outside

Months with highs of 62–84° and lows of 40° or more: June, July and August. 17 miles of trails are waiting.

Parks & trails →
Storms and extremes

Of the yearly building losses FEMA expects in Black Hawk from natural hazards, river flooding is the largest share (43%); heat waves, cold waves, winter storms and ice storms together are 1%. Normals are averages; the hazards page covers the extremes.

Natural hazards →
Next door & far away

Black Hawk and similar climates

TownRatings has no climate map of the towns around Black Hawk yet.

Climates most like Black Hawk’s, farther away

TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.

TownJan. lowJuly highPrecip.Snow
Black Hawk, CO16°75°20"195"
Snyderville, UT18°80°26"153"
South Lake Tahoe, CA22°81°19"179"
Ishpeming, MI5°77°33"197"
Incline Village, NV22°73°38"179"

Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.

Then and now

Warmer than it used to be

The last 30 years in Black Hawk averaged 1.2° warmer than the 1900s. The biggest change is in March (+2.8°).

+1.2°1991–2020 vs. 1901–2000

A smaller shift than in 60% of U.S. towns.

Winter+1.5°now 26°, was 24°
Spring+1.5°now 39°, was 37°
Summer+1.0°now 59°, was 58°
Fall+0.8°now 43°, was 42°

Change by month

JanFebMarAprMayJunJulAugSepOctNovDec

The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.

Compared with other towns

How Black Hawk compares

Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Black Hawk’s place among Colorado’s.

Summer heat75° July high
Cooler July afternoons than 98% of U.S. towns6th coolest of 150 in Colorado
Winter cold16° January low
Colder January nights than 79% of U.S. towns66th coldest of 150 in Colorado
Precipitation20" a year
Drier than 89% of U.S. towns140th driest of 150 in Colorado
Snow195" a winter
More snow than all but 22 U.S. townsThe snowiest of 149 in Colorado
Hot days0 days at 90°+
None in a normal year
Freezing nights211 a year
More freezing nights than all but 52 U.S. towns17th most of 150 in Colorado
Growing season103 frost-free days
A shorter frost-free season than all but 43 U.S. towns8th shortest of 146 in Colorado
Month by month

Black Hawk weather by month

Highs, lows and precipitation from NOAA’s grid at Black Hawk’s center; snow, wet days and snow on the ground from Coal Creek Canyon, CO. 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January35°16°0.7"17.4"102621° – 32°
February37°16°0.9"23.2"102522° – 33°
March43°21°1.9"35.6"112227° – 38°
April50°26°2.8"42.0"141832° – 43°
May58°34°2.7"16.6"14640° – 50°
June70°42°2.0"0.9"12051° – 61°
July75°48°2.5"0.0"15058° – 66°
August73°46°2.4"0.0"15056° – 64°
September66°40°1.8"2.7"10148° – 57°
October55°30°1.3"16.1"8536° – 48°
November43°22°0.9"18.4"81725° – 40°
December36°16°0.6"21.8"92419° – 30°
Year53°30°20.3"194.7"136143
Year to year

How much a month can swing

A normal is an average. November swings the most: from 1991 to 2020 its average ranged from 25° to 40°. August is the most reliable, staying within 8°.

Coldest to warmest month in 30 yearsNormal
Sources

Where Black Hawk’s numbers come from

Normals are 30-year averages, not a forecast. How TownRatings reads climate data →

  • Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Black Hawk’s center.
  • Snow: Coal Creek Canyon, CO.
  • Frost, freezing nights, 90° and 100° days, heating and cooling: Coal Creek Canyon, CO, 9 miles from the town’s center, 450 ft higher; the nearest station that passes our checks for distance, height and agreement with the grid.
  • Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
  • Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
  • Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).

Common questions about Black Hawk’s climate

What is the weather like in Black Hawk?

A typical July afternoon reaches 75°, a January night drops to 16°, and about 195 inches of snow falls in a normal winter. Colder January nights than 79% of U.S. towns; cooler July afternoons than 98% of U.S. towns.

How cold does it get in Black Hawk in winter?

February nights average 16°. About 211 nights a year reach 32° or below and 11 reach 0° or below. In the coldest February of the last 30 years the month averaged 22°.

How much snow does Black Hawk get?

About 195 inches in a normal winter at Coal Creek Canyon, CO, most of it in April, with snow on the ground about 143 days a year.

How hot does it get in Black Hawk?

July, with a typical high of 75°. 90° days are rare: none in a normal year at Coal Creek Canyon, CO.

When is the first and last frost in Black Hawk?

In half of years the last spring frost (32°) comes by June 5 and the first fall frost by September 16, about 103 frost-free days, at Coal Creek Canyon, CO.

What growing zone is Black Hawk in?

Zone 5b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −12°.

What is the best time of year to visit Black Hawk?

By one simple rule (highs of 62–84° and lows of 40° or more), June, July and August. The rule is ours, not NOAA’s; the month table has the numbers to judge by.

Is Black Hawk getting warmer?

Yes: 1991–2020 averaged 1.2° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 60% of U.S. towns.

Neighbors talk weather

Gardens, snow, and the best days of the year in Black Hawk.

Town Square →
Ask your neighbors

Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.