Water Temperature of the Arkansas River in Portland, CO
Current Water Temperature
Measurement Time: Tuesday, July 8, 2025, 11:30 PM MDT
Temperature Locations
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Local Points of Interest
Florence, CO; Penrose, COSponsored Content
Station Name: ARKANSAS RIVER AT PORTLAND, CO.
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 5,043 feet / 1,537 meters
Nearest Address:
State Hwy 120
Portland, CO 81226
Fremont County
GPS Coordinates: 38.38833418, -105.0160961
Nearby Water Temperatures
Arkansas River, Cañon City, CO (13.4 mi)Fountain Creek, Pueblo, CO (23.5 mi)
Fountain Creek, Fountain, CO (23.8 mi)
Arkansas River, Pueblo, CO (24.1 mi)
Arkansas River, Pueblo, CO (24.3 mi)
Arkansas River, Avondale, CO (34.8 mi)
Arkansas River, Manzanola, CO (62.6 mi)
South Platte River, Roxborough Park, CO (71.4 mi)
Arkansas River, Rocky Ford, CO (75.6 mi)
Arkansas River, Granite, CO (81.1 mi)
South Platte River, Englewood, CO (88.2 mi)
Halfmoon Creek, Twin Lakes, CO (91.7 mi)
Purgatoire River, Trinchera, CO (93.7 mi)
Purgatoire River, Kim, CO (94.0 mi)
South Platte River, Denver, CO (98.4 mi)
Weather for Portland, Colorado
Current Weather

Humidity: 55%
Feels Like: 59.9°F
Wind: W 7.4 mph
Wind Gusts: 15.5 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Wed
H: 97°F
L: 54°F

Thu
H: 97°F
L: 60°F

Fri
H: 86°F
L: 53°F

Sat
H: 80°F
L: 51°F

Sun
H: 86°F
L: 52°F
Air Quality
Nitrogen Dioxide: 0.93 μg/m3
Sulphur Dioxide: 1.11 μg/m3
Ozone: 128 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:26 PM
Daylight: 14 hrs 42 mins
Moon Transit: 12:00 AM
Moonset: 4:10 AM
Moon Phase: Full
Moon Illumination: 99.6%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:35 AM - 12:05 AM
Minor Periods
7:38 PM - 9:08 PM3:40 AM - 5:10 AM
Action Rating: 3 out of 5
Fire Weather Watch issued July 8 at 1:38PM MDT until July 10 at 9:00PM MDT by NWS Denver CO
Effective: Tue July 8, 2025, 1:38 PM
Expires: Wed July 9, 2025, 6:00 AM
The National Weather Service in Denver has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Thursday afternoon through Thursday evening. * AFFECTED AREA...Fire Weather Zone 214. * TIMING...Thursday from 12 PM to 9 PM. * WINDS...West 10 to 20 mph with gusts to 30 mph. * RELATIVE HUMIDITY...12 to 16%. * IMPACTS...Conditions will be favorable for rapid fire spread. Avoid outdoor burning and any activity that may produce a spark and start a wildfire.
A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
Fire Weather Watch issued July 8 at 1:38PM MDT until July 10 at 9:00PM MDT by NWS Denver CO
Effective: Tue July 8, 2025, 1:38 PM
Expires: Wed July 9, 2025, 6:00 AM
The National Weather Service in Denver has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Thursday afternoon through Thursday evening. * AFFECTED AREA...Fire Weather Zone 214. * TIMING...Thursday from 12 PM to 9 PM. * WINDS...West 10 to 20 mph with gusts to 30 mph. * RELATIVE HUMIDITY...12 to 16%. * IMPACTS...Conditions will be favorable for rapid fire spread. Avoid outdoor burning and any activity that may produce a spark and start a wildfire.
A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
Fire Weather Watch issued July 8 at 2:06PM MDT until July 10 at 9:00PM MDT by NWS Pueblo CO
Effective: Tue July 8, 2025, 2:06 PM
Expires: Wed July 9, 2025, 6:15 AM
The National Weather Service in Pueblo has issued a Fire Weather Watch for gusty winds and low relative humidity, which is in effect from Thursday afternoon through Thursday evening. * AFFECTED AREA...Fire Weather Zones 220, 223 and 224. * WINDS...West 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 13 percent. * IMPACTS...Fires will catch and spread quickly. Exercise extreme caution with any outdoor burning.
A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
Fire Weather Watch issued July 8 at 2:06PM MDT until July 10 at 9:00PM MDT by NWS Pueblo CO
Effective: Tue July 8, 2025, 2:06 PM
Expires: Wed July 9, 2025, 6:15 AM
The National Weather Service in Pueblo has issued a Fire Weather Watch for gusty winds and low relative humidity, which is in effect from Thursday afternoon through Thursday evening. * AFFECTED AREA...Fire Weather Zones 220, 223 and 224. * WINDS...West 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 13 percent. * IMPACTS...Fires will catch and spread quickly. Exercise extreme caution with any outdoor burning.
A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
Fire Weather Watch issued July 8 at 2:06PM MDT until July 10 at 9:00PM MDT by NWS Pueblo CO
Effective: Tue July 8, 2025, 2:06 PM
Expires: Wed July 9, 2025, 6:15 AM
The National Weather Service in Pueblo has issued a Fire Weather Watch for gusty winds and low relative humidity, which is in effect from Thursday afternoon through Thursday evening. * AFFECTED AREA...Fire Weather Zones 220, 223 and 224. * WINDS...West 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 13 percent. * IMPACTS...Fires will catch and spread quickly. Exercise extreme caution with any outdoor burning.
A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
Weather Forecast
Average Temperature: 77.3°F
Average Humidity: 27%
Wind: 8.5 mph
UV Index: 3.3
Air Quality
Nitrogen Dioxide: 9.57 μg/m3
Sulphur Dioxide: 1.51 μg/m3
Ozone: 99.32 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:26 PM
Daylight: 14 hrs 42 mins
Moon Transit: 12:00 AM
Moonset: 4:10 AM
Moon Phase: Full
Moon Illumination: 99.6%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:35 AM - 12:05 AM
Minor Periods
7:38 PM - 9:08 PM3:40 AM - 5:10 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 77.9°F
Average Humidity: 23%
Wind: 25.7 mph
UV Index: 2.9
Air Quality
Nitrogen Dioxide: 7.37 μg/m3
Sulphur Dioxide: 1.34 μg/m3
Ozone: 98.36 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:26 PM
Daylight: 14 hrs 41 mins
Moon Transit: 12:37 AM
Moonset: 5:10 AM
Moon Phase: Full
Moon Illumination: 99.8%
Best Times for Fishing or Hunting
Major Periods
12:07 AM - 2:37 AM10:30 AM - 1:00 PM
Minor Periods
8:23 PM - 9:53 PM4:40 AM - 6:10 AM
Action Rating: 5 out of 5
Weather Forecast
Average Temperature: 70.1°F
Average Humidity: 44%
Wind: 15.9 mph
UV Index: 2.9
Air Quality
Nitrogen Dioxide: 8.62 μg/m3
Sulphur Dioxide: 2.18 μg/m3
Ozone: 104.48 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:25 PM
Daylight: 14 hrs 39 mins
Moon Transit: 1:31 AM
Moonset: 6:16 AM
Moon Phase: Full
Moon Illumination: 97.4%
Best Times for Fishing or Hunting
Major Periods
1:01 AM - 3:31 AM11:23 AM - 1:53 PM
Minor Periods
9:01 PM - 10:31 PM5:46 AM - 7:16 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 62.5°F
Average Humidity: 67%
Wind: 18.1 mph
UV Index: 2.4
Air Quality
Nitrogen Dioxide: 8.42 μg/m3
Sulphur Dioxide: 2.04 μg/m3
Ozone: 103.28 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:25 PM
Daylight: 14 hrs 38 mins
Moon Transit: 2:24 AM
Moonset: 7:24 AM
Moon Phase: Full
Moon Illumination: 92.7%
Best Times for Fishing or Hunting
Major Periods
1:54 AM - 4:24 AM12:15 AM - 2:45 PM
Minor Periods
9:33 PM - 11:03 PM6:54 AM - 8:24 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 69.2°F
Average Humidity: 44%
Wind: 16.8 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 13.35 μg/m3
Sulphur Dioxide: 2.18 μg/m3
Ozone: 85.54 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:24 PM
Daylight: 14 hrs 37 mins
Moon Transit: 3:14 AM
Moonset: 8:34 AM
Moon Phase: Waning Gibbous
Moon Illumination: 85.7%
Best Times for Fishing or Hunting
Major Periods
2:44 AM - 5:14 AM1:04 PM - 3:34 PM
Minor Periods
10:01 PM - 11:31 PM8:04 AM - 9:34 AM
Action Rating: 2 out of 5