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Current weather in Greeley is clear sky.

Where can I find the hourly weather forecast for Greeley?

This page shows hourly weather forecast for Greeley, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Greeley updated regularly?

Weather data for Greeley is updated regularly with the latest available observations and forecasts.

Now · 8:41 AM

Greeley Weather & Hourly Forecast

United States · Colorado · 80634

60°F

Sunny

Feels like: 59°F

💧 Humidity 77% 🌡 Pressure 30.09 inHg 💨 Wind 3 mph 👁 Visibility 27.3 mi ☁ Clouds 0% ☀️ UV index 0.4 · Low 🌅 Sunrise 6:45 AM 🌇 Sunset 6:57 PM

Hourly Forecast for Greeley

Today

9:00 AM

Sunny

60° 💧 None 💨 3 mph H 77%30.09 inHg

12:00 PM

Sunny

73° 💧 None 💨 4 mph H 46%29.97 inHg

3:00 PM

Strong thunderstorm

80° 💧 0.001 in 💨 2 mph H 32%29.85 inHg

6:00 PM

Light thunderstorms

78° 💧 0.005 in 💨 5 mph H 33%29.83 inHg

9:00 PM

Mostly cloudy night

66° 💧 0.001 in 💨 4 mph H 59%29.91 inHg

Tomorrow

12:00 AM

Mostly cloudy night

63° 💧 None 💨 2 mph H 69%29.91 inHg

3:00 AM

Mostly cloudy night

58° 💧 None 💨 2 mph H 80%29.94 inHg

6:00 AM

Mostly cloudy night

55° 💧 None 💨 4 mph H 91%29.97 inHg

9:00 AM

Mostly cloudy

63° 💧 None 💨 4 mph H 74%30.03 inHg

12:00 PM

Mostly sunny

77° 💧 None 💨 4 mph H 44%29.97 inHg

3:00 PM

Overcast

80° 💧 0.001 in 💨 6 mph H 28%29.91 inHg

6:00 PM

Overcast

77° 💧 None 💨 7 mph H 32%29.94 inHg

9:00 PM

Overcast night

69° 💧 None 💨 7 mph H 53%30.03 inHg

Thursday

12:00 AM

Overcast night

65° 💧 None 💨 5 mph H 69%30.06 inHg

3:00 AM

Overcast night

64° 💧 None 💨 5 mph H 69%30.06 inHg

6:00 AM

Overcast night

62° 💧 None 💨 3 mph H 55%30.09 inHg

Today

9:00 AM

Sunny

60° 💧 None 💨 3 mph H 77%30.09 inHg

10:00 AM

Sunny

65° 💧 None 💨 2 mph H 65%30.06 inHg

11:00 AM

Sunny

69° 💧 None 💨 1 mph H 53%30.03 inHg

12:00 PM

Sunny

73° 💧 None 💨 4 mph H 46%29.97 inHg

1:00 PM

Sunny

76° 💧 None 💨 6 mph H 41%29.94 inHg

2:00 PM

Mostly sunny

79° 💧 None 💨 4 mph H 36%29.88 inHg

3:00 PM

Strong thunderstorm

80° 💧 None 💨 2 mph H 32%29.85 inHg

4:00 PM

Strong thunderstorm

81° 💧 0.001 in 💨 4 mph H 30%29.83 inHg

5:00 PM

Strong thunderstorm

80° 💧 None 💨 4 mph H 29%29.83 inHg

6:00 PM

Light thunderstorms

78° 💧 0.004 in 💨 5 mph H 33%29.83 inHg

7:00 PM

Mostly clear night

73° 💧 0.000 in 💨 6 mph H 39%29.85 inHg

8:00 PM

Partly cloudy night

69° 💧 None 💨 7 mph H 50%29.91 inHg

9:00 PM

Mostly cloudy night

66° 💧 0.001 in 💨 4 mph H 59%29.91 inHg

10:00 PM

Partly cloudy night

65° 💧 None 💨 4 mph H 63%29.94 inHg

11:00 PM

Mostly cloudy night

64° 💧 None 💨 4 mph H 65%29.94 inHg

Tomorrow

12:00 AM

Mostly cloudy night

63° 💧 None 💨 2 mph H 69%29.91 inHg

1:00 AM

Mostly cloudy night

61° 💧 None 💨 3 mph H 72%29.91 inHg

2:00 AM

Mostly cloudy night

60° 💧 None 💨 2 mph H 73%29.94 inHg

3:00 AM

Mostly cloudy night

58° 💧 None 💨 2 mph H 80%29.94 inHg

4:00 AM

Mostly cloudy night

56° 💧 None 💨 3 mph H 88%29.94 inHg

5:00 AM

Mostly cloudy night

56° 💧 None 💨 4 mph H 89%29.97 inHg

6:00 AM

Mostly cloudy night

55° 💧 None 💨 4 mph H 91%29.97 inHg

7:00 AM

Mostly cloudy

55° 💧 None 💨 4 mph H 93%30.00 inHg

8:00 AM

Mostly cloudy

58° 💧 None 💨 5 mph H 86%30.03 inHg

9:00 AM

Mostly cloudy

63° 💧 None 💨 4 mph H 74%30.03 inHg

10:00 AM

Mostly cloudy

68° 💧 None 💨 4 mph H 62%30.03 inHg

11:00 AM

Partly cloudy

72° 💧 None 💨 4 mph H 53%30.00 inHg

12:00 PM

Mostly sunny

77° 💧 None 💨 4 mph H 44%29.97 inHg

1:00 PM

Partly cloudy

81° 💧 None 💨 7 mph H 33%29.94 inHg

2:00 PM

Overcast

82° 💧 None 💨 7 mph H 28%29.91 inHg

3:00 PM

Overcast

80° 💧 None 💨 6 mph H 28%29.91 inHg

4:00 PM

Overcast

79° 💧 0.001 in 💨 4 mph H 28%29.91 inHg

5:00 PM

Overcast

79° 💧 None 💨 5 mph H 30%29.91 inHg

6:00 PM

Overcast

77° 💧 None 💨 7 mph H 32%29.94 inHg

7:00 PM

Overcast night

73° 💧 None 💨 7 mph H 38%29.97 inHg

8:00 PM

Overcast night

72° 💧 None 💨 9 mph H 40%29.97 inHg

9:00 PM

Overcast night

69° 💧 None 💨 7 mph H 53%30.03 inHg

10:00 PM

Overcast night

66° 💧 None 💨 2 mph H 64%30.03 inHg

11:00 PM

Overcast night

66° 💧 None 💨 4 mph H 67%30.06 inHg

Thursday

12:00 AM

Overcast night

65° 💧 None 💨 5 mph H 69%30.06 inHg

1:00 AM

Overcast night

65° 💧 None 💨 6 mph H 68%30.06 inHg

2:00 AM

Overcast night

64° 💧 None 💨 6 mph H 70%30.06 inHg

3:00 AM

Overcast night

64° 💧 None 💨 5 mph H 69%30.06 inHg

4:00 AM

Overcast night

64° 💧 None 💨 5 mph H 66%30.06 inHg

5:00 AM

Overcast night

63° 💧 None 💨 4 mph H 58%30.09 inHg

6:00 AM

Overcast night

62° 💧 None 💨 3 mph H 55%30.09 inHg

7:00 AM

Overcast

62° 💧 None 💨 4 mph H 53%30.12 inHg

8:00 AM

Overcast

63° 💧 None 💨 8 mph H 49%30.12 inHg

9:00 AM

Overcast

63° 💧 0.002 in 💨 5 mph H 54%30.15 inHg

10:00 AM

Light rain

62° 💧 0.008 in 💨 5 mph H 64%30.15 inHg

11:00 AM

Light rain

62° 💧 0.011 in 💨 7 mph H 72%30.15 inHg

12:00 PM

Light rain

63° 💧 0.009 in 💨 6 mph H 74%30.15 inHg

1:00 PM

Light rain

65° 💧 0.014 in 💨 5 mph H 72%30.12 inHg

2:00 PM

Light rain

66° 💧 0.015 in 💨 3 mph H 69%30.09 inHg

3:00 PM

Light rain

69° 💧 0.011 in 💨 4 mph H 61%30.06 inHg

4:00 PM

Light rain

67° 💧 0.010 in 💨 6 mph H 67%30.03 inHg

5:00 PM

Light rain

64° 💧 0.021 in 💨 6 mph H 80%30.03 inHg

6:00 PM

Mostly cloudy

65° 💧 0.003 in 💨 4 mph H 79%30.03 inHg

Friday

3:00 AM

Mostly cloudy night

60° 💧 None 💨 2 mph H 94%30.03 inHg

6:00 AM

Light rain

60° 💧 None 💨 4 mph H 95%30.03 inHg

9:00 AM

Overcast

61° 💧 None 💨 2 mph H 92%30.03 inHg

12:00 PM

Mostly sunny

71° 💧 None 💨 4 mph H 57%29.94 inHg

3:00 PM

Partly cloudy

78° 💧 None 💨 2 mph H 36%29.83 inHg

6:00 PM

Mostly sunny

74° 💧 None 💨 5 mph H 41%29.80 inHg

9:00 PM

Clear night

65° 💧 None 💨 4 mph H 61%29.85 inHg

Saturday

12:00 AM

Clear night

60° 💧 None 💨 4 mph H 76%29.85 inHg

3:00 AM

Clear night

56° 💧 None 💨 3 mph H 65%29.85 inHg

6:00 AM

Clear night

53° 💧 None 💨 3 mph H 82%29.91 inHg

9:00 AM

Sunny

62° 💧 None 💨 2 mph H 60%29.97 inHg

12:00 PM

Sunny

79° 💧 None 💨 5 mph H 26%29.88 inHg

3:00 PM

Mostly sunny

84° 💧 None 💨 4 mph H 15%29.80 inHg

6:00 PM

Mostly cloudy

79° 💧 None 💨 6 mph H 21%29.83 inHg

9:00 PM

Mostly clear night

68° 💧 None 💨 5 mph H 35%29.85 inHg

Sunday

12:00 AM

Partly cloudy night

63° 💧 None 💨 2 mph H 48%29.91 inHg

3:00 AM

Mostly cloudy night

59° 💧 None 💨 1 mph H 55%29.94 inHg

6:00 AM

Partly cloudy night

54° 💧 None 💨 3 mph H 64%29.94 inHg

9:00 AM

Partly cloudy

65° 💧 None 💨 2 mph H 47%29.97 inHg

12:00 PM

Mostly sunny

80° 💧 None 💨 3 mph H 24%29.91 inHg

3:00 PM

Mostly sunny

84° 💧 None 💨 4 mph H 17%29.80 inHg

6:00 PM

Mostly sunny

81° 💧 None 💨 2 mph H 28%29.77 inHg

9:00 PM

Partly cloudy night

69° 💧 None 💨 4 mph H 38%29.77 inHg

Monday

12:00 AM

Partly cloudy night

66° 💧 None 💨 1 mph H 50%29.80 inHg

6:00 AM

Clear night

62° 💧 None 💨 3 mph H 55%29.85 inHg

12:00 PM

Mostly cloudy

55° 💧 None 💨 4 mph H 81%29.85 inHg

6:00 PM

Overcast

74° 💧 None 💨 2 mph H 41%29.77 inHg

Tuesday

12:00 AM

Partly cloudy night

75° 💧 None 💨 8 mph H 30%29.65 inHg

6:00 AM

Overcast night

59° 💧 None 💨 7 mph H 91%29.80 inHg

12:00 PM

Moderate rain

57° 💧 None 💨 9 mph H 91%29.77 inHg

6:00 PM

Light rain

62° 💧 None 💨 14 mph H 72%29.83 inHg

Wednesday

12:00 AM

Partly cloudy night

62° 💧 None 💨 9 mph H 71%29.83 inHg

6:00 AM

Mostly clear night

55° 💧 None 💨 6 mph H 84%29.91 inHg

12:00 PM

Sunny

51° 💧 None 💨 2 mph H 87%29.94 inHg

6:00 PM

Sunny

65° 💧 None 💨 3 mph H 54%29.94 inHg

Thursday

12:00 AM

Clear night

67° 💧 None 💨 3 mph H 56%29.83 inHg

6:00 AM

Clear night

54° 💧 None 💨 0 mph H 88%29.91 inHg

12:00 PM

Mostly sunny

48° 💧 None 💨 2 mph H 98%29.91 inHg

6:00 PM

Sunny

69° 💧 None 💨 4 mph H 53%29.85 inHg

Friday

12:00 AM

Clear night

70° 💧 None 💨 5 mph H 45%29.77 inHg

6:00 AM

Clear night

56° 💧 None 💨 4 mph H 79%29.85 inHg

12:00 PM

Sunny

50° 💧 None 💨 3 mph H 95%29.85 inHg

6:00 PM

Sunny

70° 💧 None 💨 4 mph H 55%29.80 inHg

Saturday

12:00 AM

Mostly clear night

74° 💧 None 💨 2 mph H 57%29.62 inHg

6:00 AM

Clear night

58° 💧 None 💨 3 mph H 76%29.71 inHg

12:00 PM

Sunny

53° 💧 None 💨 3 mph H 85%29.80 inHg

6:00 PM

Partly cloudy

73° 💧 None 💨 8 mph H 31%29.88 inHg

Sunday

12:00 AM

Mostly clear night

64° 💧 None 💨 16 mph H 50%30.00 inHg

6:00 AM

Overcast night

55° 💧 None 💨 7 mph H 61%30.21 inHg

12:00 PM

Overcast

52° 💧 None 💨 7 mph H 62%30.30 inHg

6:00 PM

Overcast

56° 💧 None 💨 3 mph H 54%30.33 inHg

Monday

12:00 AM

Mostly cloudy night

54° 💧 None 💨 7 mph H 65%30.24 inHg

6:00 AM

Overcast night

48° 💧 None 💨 4 mph H 89%30.27 inHg

12:00 PM

Mostly cloudy

46° 💧 None 💨 2 mph H 94%30.21 inHg

6:00 PM

Sunny

62° 💧 None 💨 3 mph H 58%30.09 inHg

Tuesday

12:00 AM

Partly cloudy night

67° 💧 None 💨 2 mph H 51%30.00 inHg

6:00 AM

Clear night

55° 💧 None 💨 7 mph H 51%30.12 inHg

12:00 PM

Sunny

47° 💧 None 💨 4 mph H 72%30.18 inHg

6:00 PM

Sunny

71° 💧 None 💨 3 mph H 28%30.18 inHg

Wednesday

12:00 AM

Clear night

70° 💧 None 💨 4 mph H 33%30.09 inHg

In Greeley and, more broadly, across the state of Colorado: Clear skies will persist through the evening, with temperatures remaining cool, around 60 degrees Fahrenheit. Winds will be light, coming from the northwest at up to 2 mph, with occasional gusts reaching 6 mph. No precipitation is expected tonight, providing a calm and dry night ahead. Temperatures are likely to stay steady, making for a comfortable evening. Be sure to dress appropriately for the cooler conditions if heading outside. The light breeze will add a slight chill, but overall, conditions will be stable and clear into the early morning hours.

15-Day Weather Outlook for Greeley

TomorrowTomorrow

Mostly cloudy 82°/55° 💧 None 💨 9 mph

Thursday, Sep 24Thu Sep 24

Overcast 69°/62° 💧 None 💨 8 mph

Friday, Sep 25Fri Sep 25

Light rain 78°/60° 💧 0.207 in 💨 5 mph

Saturday, Sep 26Sat Sep 26

Mostly sunny 84°/53° 💧 None 💨 6 mph

Sunday, Sep 27Sun Sep 27

Partly cloudy 84°/54° 💧 None 💨 4 mph

Monday, Sep 28Mon Sep 28

Partly cloudy 74°/55° 💧 0.078 in 💨 4 mph

Tuesday, Sep 29Tue Sep 29

Moderate rain 75°/57° 💧 0.556 in 💨 14 mph

Wednesday, Sep 30Wed Sep 30

Partly cloudy 65°/51° 💧 0.042 in 💨 9 mph

Thursday, Oct 1Thu Oct 1

Mostly sunny 69°/48° 💧 None 💨 4 mph

Friday, Oct 2Fri Oct 2

Sunny 70°/50° 💧 None 💨 5 mph

Saturday, Oct 3Sat Oct 3

Mostly sunny 74°/53° 💧 None 💨 8 mph

Sunday, Oct 4Sun Oct 4

Mostly sunny 64°/52° 💧 0.008 in 💨 16 mph

Monday, Oct 5Mon Oct 5

Overcast 62°/46° 💧 0.035 in 💨 7 mph

Tuesday, Oct 6Tue Oct 6

Partly cloudy 71°/47° 💧 None 💨 7 mph

Wednesday, Oct 7Wed Oct 7

Sunny 70°/70° 💧 None 💨 4 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Greeley

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Greeley

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 9:00 AM

PM2.5 Fine particles Good 2,0µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 3,0µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 41,9µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 7,4µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Greeley

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 7,0High 😊Good

Tomorrow UV 3,2Moderate 😊Good

Thursday UV 6,8High 🙂Fair

Friday UV 4,8Moderate 🙂Fair

Saturday UV 7,0High 😊Good

Sunday UV 7,0High —Unavailable

Monday UV 7,0High —Unavailable

Hourly UV index today

9:00 AMUV 1,3 10:00 AMUV 2,9 11:00 AMUV 4,9 12:00 PMUV 6,4 1:00 PMUV 7,0 2:00 PMUV 6,4 3:00 PMUV 4,8 4:00 PMUV 2,9 5:00 PMUV 1,3 6:00 PMUV 0,3 7:00 PMUV 0,0

Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Greeley

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · GREELEY, COLORADO

Tonight's Stargazing & Shooting Stars

Fair observing conditions. Best local viewing window: 8:00 PM–9:00 PM.

51/100Best-hour score

BEST TIME TONIGHT 8:00 PM–9:00 PM Astronomical darkness: 8:27 PM–5:16 AM

☁ Cloud cover 59% Real hourly forecast for the best viewing hour.

☾ Moonlight 87% Waxing Gibbous · Moon about 25° above the horizon at the best viewing hour.

☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant -15° high at the best hour.

✦ Estimated visible meteors 0–1/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min5%

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

ACTIVE NOW

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

NOV 6–NOV 30

LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

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Forecast data for Greeley were last refreshed today at 8:41 AM. The current forecast period extends through 24/09/2026 at 6:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.