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Granby, CO 80446 Weather

Today: Sunny, high 53°F, low 30°F. Hourly and 7-day forecast from the National Weather Service. Times are local (MDT).

Granby, CO 80446 current weather

33°F

Sunny

Forecast for this hour. No recent report from a nearby station.

H 53° / L 30°

  • No rain expected in the next 12 hours

No recent station report. NWS hourly forecast updated 10/28/2026, 3:06 AM PT

Hourly forecast

NWS, updated 10/28/2026, 3:06 AM PT

  1. Now33°
  2. 10 AM38°
  3. 11 AM44°
  4. 12 PM49°
  5. 1 PM51°
  6. 2 PM51°
  7. 3 PM52°
  8. 4 PM51°
  9. 5 PM50°
  10. 6 PM46°
  11. 7 PM42°
  12. 8 PM41°
  13. 9 PM40°
  14. 10 PM39°
  15. 11 PM38°
  16. Thu12 AM37°
  17. 1 AM35°
  18. 2 AM35°
  19. 3 AM34°
  20. 4 AM32°
  21. 5 AM31°
  22. 6 AM31°
  23. 7 AM30°
  24. 8 AM31°
  25. 9 AM34°
  26. 10 AM39°
  27. 11 AM46°
  28. 12 PM51°
  29. 1 PM52°
  30. 2 PM53°
  31. 3 PM53°
  32. 4 PM52°
  33. 5 PM50°
  34. 6 PM46°
  35. 7 PM41°
  36. 8 PM39°
  37. 9 PM39°
  38. 10 PM39°
  39. 11 PM38°
  40. Fri12 AM38°
  41. 1 AM37°
  42. 2 AM36°
  43. 3 AM35°
  44. 4 AM34°
  45. 5 AM34°
  46. 6 AM33°
  47. 7 AM33°
  48. 8 AM34°

7-day forecast

Tap a day for details

  • Today10/28Low 30°High 53°

    Today: Sunny. High near 53, with temperatures falling to around 50 in the afternoon. West southwest wind 5 to 14 mph, with gusts as high as 22 mph.

    Tonight: Mostly clear, with a low around 30. West northwest wind 0 to 5 mph.

    Sunny
  • Thu10/29Low 32°High 54°

    Thursday: Mostly sunny. High near 54, with temperatures falling to around 50 in the afternoon. South southeast wind 1 to 10 mph, with gusts as high as 21 mph.

    Thursday Night: Partly cloudy, with a low around 32. East wind 1 to 5 mph.

    Mostly Sunny
  • Fri10/30Low 34°High 57°

    Friday: Partly sunny, with a high near 57. South southwest wind 2 to 7 mph, with gusts as high as 16 mph.

    Friday Night: Partly cloudy, with a low around 34.

    Partly Sunny
  • Sat10/3118% chance of precipitationLow 33°High 54°

    Saturday: A slight chance of rain and snow showers after noon. Partly sunny, with a high near 54.

    Saturday Night: Mostly cloudy, with a low around 33.

    Partly Sunny then Slight Chance Rain And Snow Showers
  • Sun11/183% chance of precipitationLow 31°High 53°

    Sunday: Rain showers likely after 11am. Mostly cloudy, with a high near 53.

    Sunday Night: Rain showers likely before 8pm, then rain and snow showers. Cloudy, with a low around 31. New snow accumulation of less than half an inch possible.

    Rain Showers Likely
  • Mon11/274% chance of precipitationLow 26°High 43°

    Monday: Snow showers likely. Mostly cloudy, with a high near 43. New snow accumulation of around one inch possible.

    Monday Night: Snow showers likely. Mostly cloudy, with a low around 26. New snow accumulation of less than one inch possible.

    Snow Showers Likely
  • Tue11/325% chance of precipitationLow 27°High 45°

    Tuesday: A chance of snow showers. Mostly sunny, with a high near 45. Little or no snow accumulation expected.

    Tuesday Night: A slight chance of snow showers before 5am. Partly cloudy, with a low around 27.

    Chance Snow Showers

Forecast for 40.176, -105.998 from the NWS BOU office, updated 10/28/2026, 3:06 AM PT · Official forecast on weather.gov

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Next 6 hours

NWS hourly forecast

  1. Now33°Sunny1%5 mph
  2. 10 AM38°Sunny1%6 mph
  3. 11 AM44°Sunny1%12 mph
  4. 12 PM49°Sunny0%13 mph
  5. 1 PM51°Sunny0%13 mph
  6. 2 PM51°Sunny0%14 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow
20°40°60°0%100%WedThuFriSatSunMonTue52°33°53°30°56°33°54°34°52°34°42°31°44°26°

Line: temperature °F. Bars: chance of precipitation.

  1. WedNow33°1%5
  2.  10 AM38°1%6
  3.  11 AM44°1%12
  4.  12 PM49°0%13
  5.  1 PM51°0%13
  6.  2 PM51°0%14
  7.  3 PM52°0%14
  8.  4 PM51°0%13
  9.  5 PM50°0%10
  10.  6 PM46°0%5
  11.  7 PM42°0%2
  12.  8 PM41°0%2
  13.  9 PM40°0%2
  14.  10 PM39°0%2
  15.  11 PM38°0%1
  16. Thu 10/2912 AM37°0%1
  17.  1 AM35°0%0
  18.  2 AM35°0%1
  19.  3 AM34°0%1
  20.  4 AM32°0%1
  21.  5 AM31°0%1
  22.  6 AM31°0%1
  23.  7 AM30°0%1
  24.  8 AM31°0%2
  25.  9 AM34°0%3
  26.  10 AM39°0%2
  27.  11 AM46°0%2
  28.  12 PM51°0%3
  29.  1 PM52°0%6
  30.  2 PM53°0%8
  31.  3 PM53°0%10
  32.  4 PM52°0%8
  33.  5 PM50°0%5
  34.  6 PM46°0%1
  35.  7 PM41°0%2
  36.  8 PM39°0%3
  37.  9 PM39°0%5
  38.  10 PM39°0%5
  39.  11 PM38°0%5
  40. Fri 10/3012 AM38°0%5
  41.  1 AM37°0%3
  42.  2 AM36°0%3
  43.  3 AM35°0%2
  44.  4 AM34°0%2
  45.  5 AM34°0%2
  46.  6 AM33°0%2
  47.  7 AM33°0%2
  48.  8 AM34°0%3
  49.  9 AM37°0%3
  50.  10 AM42°0%3
  51.  11 AM47°0%2
  52.  12 PM52°1%2
  53.  1 PM55°1%3
  54.  2 PM56°1%6
  55.  3 PM56°1%7
  56.  4 PM55°1%6
  57.  5 PM52°1%3
  58.  6 PM49°5%2
  59.  7 PM47°5%2
  60.  8 PM44°5%3
  61.  9 PM42°5%5
  62.  10 PM41°5%5
  63.  11 PM40°5%3
  64. Sat 10/3112 AM39°8%2
  65.  1 AM38°8%2
  66.  2 AM37°8%1
  67.  3 AM36°8%1
  68.  4 AM35°8%1
  69.  5 AM35°8%0
  70.  6 AM34°12%0
  71.  7 AM34°12%0
  72.  8 AM35°12%0
  73.  9 AM36°12%0
  74.  10 AM41°12%1
  75.  11 AM46°12%2
  76.  12 PM51°18%3
  77.  1 PM53°18%6
  78.  2 PM54°18%7
  79.  3 PM53°18%8
  80.  4 PM52°18%7
  81.  5 PM49°18%6
  82.  6 PM47°5%3
  83.  7 PM45°5%3
  84.  8 PM43°5%2
  85.  9 PM41°5%2
  86.  10 PM40°5%2
  87.  11 PM39°5%1
  88. Sun 11/112 AM38°1%1
  89.  1 AM37°1%1
  90.  1 AM36°1%1
  91.  2 AM35°1%1
  92.  3 AM34°1%1
  93.  4 AM34°1%1
  94.  5 AM34°5%1
  95.  6 AM34°5%1
  96.  7 AM34°5%2
  97.  8 AM36°5%2
  98.  9 AM40°5%2
  99.  10 AM45°5%2
  100.  11 AM49°26%2
  101.  12 PM51°26%3
  102.  1 PM52°26%6
  103.  2 PM52°26%7
  104.  3 PM50°26%7
  105.  4 PM47°26%6
  106.  5 PM45°72%5
  107.  6 PM44°72%5
  108.  7 PM44°72%5
  109.  8 PM43°72%5
  110.  9 PM42°72%5
  111.  10 PM40°72%3
  112.  11 PM39°83%3
  113. Mon 11/212 AM38°83%3
  114.  1 AM36°83%3
  115.  2 AM35°83%3
  116.  3 AM34°83%5
  117.  4 AM33°83%5
  118.  5 AM32°74%6
  119.  6 AM31°74%6
  120.  7 AM31°74%6
  121.  8 AM31°74%6
  122.  9 AM33°74%7
  123.  10 AM36°74%8
  124.  11 AM39°64%9
  125.  12 PM41°64%10
  126.  1 PM42°64%13
  127.  2 PM42°64%13
  128.  3 PM40°64%12
  129.  4 PM38°64%9
  130.  5 PM36°60%8
  131.  6 PM35°60%8
  132.  7 PM34°60%8
  133.  8 PM34°60%8
  134.  9 PM33°60%8
  135.  10 PM33°60%8
  136.  11 PM32°46%8
  137. Tue 11/312 AM31°46%7
  138.  1 AM30°46%7
  139.  2 AM29°46%6
  140.  3 AM28°46%5
  141.  4 AM27°46%5
  142.  5 AM27°25%3
  143.  6 AM26°25%2
  144.  7 AM27°25%2
  145.  8 AM28°25%2
  146.  9 AM32°25%2
  147.  10 AM36°25%3
  148.  11 AM40°14%5
  149.  12 PM43°14%6
  150.  1 PM44°14%7
  151.  2 PM44°14%8
  152.  3 PM43°14%8
  153.  4 PM40°14%7
  154.  5 PM38°18%6
  155.  6 PM36°18%5
  156.  7 PM35°18%5

Temperature °F · chance of precipitation · wind in mph

NWS hourly forecast updated 10/28/2026, 3:06 AM PT

Radar and satellite

National radar

NEXRAD (last 50 min) and GOES

Latest

Nearby hazards

Colorado hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:No thunderstorm risk area over this locationOutlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: None reported

UV and air quality forecast

EPA and AirNow

UV index today (Granby)
4Moderate
  1. 110a
  2. 311a
  3. 412p
  4. 41p
  5. 42p
  6. 33p
  7. 14p
  8. 15p

UV index guide · Air quality

Drought

By county

Grand County, week of 10/20/2026

100% of the county is in moderate drought or worse, 88% in extreme drought or worse.

Sun and moon

Local time, center of the area

Sunrise
7:29 AM
Sunset
6:06 PM
Daylight
10 hr 37 min
Moon
Waning Gibbous 93% lit
First light (civil dawn)
7:01 AM
Last light (civil dusk)
6:34 PM
Moonrise
7:35 PM
Moonset
10:37 AM

Normal October weather

Climate

Normal October high 55°, low 27°, precipitation 1.05 in for the month. 1991 to 2020 normals at Grand Lake 6 Ssw, 7 mi away.

Other places nearby

Data sources

See something wrong? Request a correction

Frequently asked questions

What is the high temperature today in Granby, CO 80446?
The National Weather Service forecast for today calls for a high near 53°F. Sunny.
Will it rain in Granby, CO 80446 in the next 24 hours?
The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
What time is sunrise and sunset in Granby, CO 80446 today?
Sunrise is about 7:29 AM MDT and sunset is about 6:06 PM MDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Granby, CO 80446?
At Grand Lake 6 Ssw, the 1991 to 2020 normal high in October is 55°F and the normal low is 27°F.

About this data

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