Weather StoryAlmanac, microseasons, and the day's weather story.

Holyoke, Colorado Weather

Monsoon storms drench the south. Day 15 of summer. Read this microseason across nine climate regions →

Holyoke weather forecast — hour by hour, 7-day outlook, NOAA radar

Holyoke, CO
Sunday, July 5 at 2:30 PM
92
°
Clear
Feels like
92°
Humidity
25%
Wind
9 mph
Sunrise
11:24 PM
Sunset
2:23 PM
Holyoke, CO
Hour by hour · 24h
24-Hour ForecastHolyoke, CO: 24-hour forecast. Temperatures range from 64 to 95 degrees Fahrenheit.
L 64°H 95°
Holyoke, CO
7-day forecast
  1. Today
    Jul 5
    Mostly Clear
    92°57°
  2. Monday
    Jul 6
    Overcast
    97°64°+5°
  3. Tuesday
    Jul 7
    Showers
    61%
    0.18″
    99°69°+2°
  4. Wednesday
    Jul 8
    Light Showers
    61%
    0.01″
    96°67°-3°
  5. Thursday
    Jul 9
    Light Rain
    59%
    0.06″
    92°65°-4°
  6. Friday
    Jul 10
    Overcast
    52%
    87°61°-5°
  7. Saturday
    Jul 11
    Clear
    99°67°+12°
Holyoke, CO
Anemometer · 24h winds · from true
NESW
From · True
SE
140° · backing 32°
Direction
SE
140°
Sustained
9
mph
Gust
10
mph
Peak 24h
22
avg 6
Beaufort · 3 · GENTLE BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 6 · pk 22 @ 9:00p
01020MPHB1B2B3B4B5-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 2211SUSTGUST
−24h−18h−12h−6hnow
Light breeze backing 32° from the se.
Holyoke, CO
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
890.6
+0.2 mb in 3h · steady · 26.30 inHg
Now
890.6
mb
3h
+0.2
mb
12h
+4.5
mb
24h
-0.2
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 886892
880885890895900-21h-18h-15h-12h-9h-6h-3h-24hNOW891.5885.8891.0
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Holyoke, CO
Air quality
51
AQI
Moderate
+3 in 6h

AQI 51 (Moderate), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 68 now. With UV 7.9 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 72 around 1 PM.

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.

PM 2.5Moderate
12.3μg/m³
PM 10Good
19μg/m³
NO₂Good
0μg/m³
OzoneDRIVERUnhealthy SG
118μg/m³
UV IndexVery high
7.9

What's driving it

Ozone × UV × Sky

Ozone at AQI 68 now. With UV 7.9 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 72 around 1 PM.

Present
AQI 68
UV peak
7.9 at 1 PM
Sky at peak
clear
Projected peak
AQI 72

PM × Wind × Precip

PM2.5 at 12.3 µg/m³ (AQI 57), ratio 0.64 with 9 mph wind — characteristic of long-range haze transport rather than a local source.

PM2.5/PM10
0.64
Wind
light
Recent rain
0h in last 6h
Pattern
transport
Holyoke, CO
Sky cover · visibility · 24h
Cloud cover
0%
CLEAR
100%0%−24h−18h−12h−6hnow

Visibility
144.9mi
UNLIMITED
140 mi0 mi−24h−18h−12h−6hnow
Earth · GOES-19 ABI
Full Disk · Visible · GeoColor
GOES-19 full disk Visible · GeoColor
True-color daytime, blue/IR sandwich at night
20:30 UTC · Holyoke, CO · NOAA NESDIS / STAR · up to 10848 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
20:30 UTC · Holyoke, CO · NOAA NESDIS / STAR · 5-min cadence · up to 10000 px
Holyoke, CO
Satellite · infrared · animated
Holyoke, CO
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Holyoke, CO
Almanac · Sunday, July 5
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
Civil dawn
4:52 AM
Sunrise
11:24 PM
Daylight
14h 59m
Sunset
2:23 PM
Civil dusk
8:57 PM
Planting note
Harvest early potatoes. Begin drying onions on the surface.
Holyoke, CO
The moon
Waning Gibbous
69% illuminated
Moonrise
11:08 PM
Moonset
11:04 AM
In sign
♓︎ Pisces
Holyoke, CO
Microseason
Jul 1–5

Monsoon storms drench the south

insect
Jan 151% of the yearDec 31

Read this microseason across nine climate regions →

Holyoke at a glance

  • Today vs. normal: 21°F above the seasonal normal for this latitude
  • Last frost: April 19 (climatological average for this latitude)
  • Microseason: Jul 1–5
  • Planting window: Harvest early potatoes. Begin drying onions on the surface.

ZIP code: 80734

16-Day Forecast — Holyoke

  1. Sun92°57°1%
  2. Mon97°64°3%
  3. Tue99°69°61%
  4. Wed96°67°61%
  5. Thu92°65°59%
  6. Fri87°61°52%
  7. Sat99°67°7%
  8. Sun105°72°2%
  9. Mon107°75°4%
  10. Tue113°78°6%
  11. Wed106°75°13%
  12. Thu101°70°23%
  13. Fri98°68°26%
  14. Sat100°72°24%
  15. Sun98°73°26%
  16. Mon103°74°23%

Forecast data from Open-Meteo (CC BY 4.0).

Right now in the garden

Peak growing season

As of July 5, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.

SPC Convective Outlook

Storm Prediction Center — Holyoke

SPC includes Holyoke in the general thunderstorm area tomorrow — no severe risk, but storms are possible.

  • TODAYNONENo severe risk
  • TOMORROWTSTMGeneral Thunderstorms
  • DAY 3TSTMGeneral Thunderstorms

Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.

Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.

ZIP codes in Holyoke

  • 80734

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.