Water Temperature of the Arkansas River in Portland, CO
Current Water Temperature
Measurement Time: Tuesday, October 28, 2025, 10:30 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: 54%
Feels Like: 17.5°F
Wind: W 3.4 mph
Wind Gusts: 7 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Wed
H: 57°F
L: 23°F

Thu
H: 60°F
L: 34°F

Fri
H: 60°F
L: 28°F

Sat
H: 60°F
L: 27°F

Sun
H: 69°F
L: 36°F
Air Quality
Nitrogen Dioxide: 5.55 μg/m3
Sulphur Dioxide: 2.65 μg/m3
Ozone: 72 μg/m3
Astronomical
Sun Transit: 12:43 AM
Sunset: 6:03 PM
Daylight: 10 hrs 40 mins
Moon Transit: 7:24 PM
Moonset: 12:22 AM
Moon Phase: First Quarter
Moon Illumination: 52.5%
Best Times for Fishing or Hunting
Major Periods
4:25 AM - 6:55 AM6:54 PM - 9:24 PM
Minor Periods
1:57 PM - 3:27 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Freeze Warning issued October 28 at 8:52PM MDT until October 29 at 10:00AM MDT by NWS Pueblo CO
Effective: Tue October 28, 2025, 8:52 PM
Expires: Wed October 29, 2025, 5:00 AM
* WHAT...Sub-freezing temperatures in the 20 to 25 degree range. * WHERE...Baca County and Eastern Fremont County. * WHEN...Until 10 AM MDT Wednesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Take steps now to protect tender plants from the cold.
Weather Forecast
Average Temperature: 38.4°F
Average Humidity: 34%
Wind: 6 mph
UV Index: 1
Air Quality
Nitrogen Dioxide: 7.82 μg/m3
Sulphur Dioxide: 2.76 μg/m3
Ozone: 67.8 μg/m3
Astronomical
Sun Transit: 12:43 AM
Sunset: 6:03 PM
Daylight: 10 hrs 40 mins
Moon Transit: 7:24 PM
Moonset: 12:22 AM
Moon Phase: First Quarter
Moon Illumination: 52.5%
Best Times for Fishing or Hunting
Major Periods
4:25 AM - 6:55 AM6:54 PM - 9:24 PM
Minor Periods
1:57 PM - 3:27 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 43.7°F
Average Humidity: 40%
Wind: 8.7 mph
UV Index: 0.9
Air Quality
Nitrogen Dioxide: 7.64 μg/m3
Sulphur Dioxide: 1.8 μg/m3
Ozone: 62.16 μg/m3
Astronomical
Sun Transit: 12:43 AM
Sunset: 6:02 PM
Daylight: 10 hrs 38 mins
Moon Transit: 8:12 PM
Moonset: 12:29 AM
Moon Phase: First Quarter
Moon Illumination: 63.7%
Best Times for Fishing or Hunting
Major Periods
5:14 AM - 7:44 AM7:42 PM - 10:12 PM
Minor Periods
2:26 PM - 3:56 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 41.5°F
Average Humidity: 46%
Wind: 6.3 mph
UV Index: 0.6
Air Quality
Nitrogen Dioxide: 8.27 μg/m3
Sulphur Dioxide: 2.06 μg/m3
Ozone: 64.84 μg/m3
Astronomical
Sun Transit: 12:43 AM
Sunset: 6:01 PM
Daylight: 10 hrs 36 mins
Moon Transit: 9:00 PM
Moonset: 1:36 AM
Moon Phase: First Quarter
Moon Illumination: 74.1%
Best Times for Fishing or Hunting
Major Periods
6:01 AM - 8:31 AM8:30 PM - 11:00 PM
Minor Periods
2:53 PM - 4:23 PM1:06 AM - 2:36 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 40.3°F
Average Humidity: 44%
Wind: 6.5 mph
UV Index: 0.9
Air Quality
Nitrogen Dioxide: 8.99 μg/m3
Sulphur Dioxide: 1.96 μg/m3
Ozone: 63.12 μg/m3
Astronomical
Sun Transit: 12:43 AM
Sunset: 6:00 PM
Daylight: 10 hrs 33 mins
Moon Transit: 9:46 PM
Moonset: 2:46 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 83.4%
Best Times for Fishing or Hunting
Major Periods
6:48 AM - 9:18 AM9:16 PM - 11:46 PM
Minor Periods
3:18 PM - 4:48 PM2:16 AM - 3:46 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 46.3°F
Average Humidity: 34%
Wind: 6.9 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 8.3 μg/m3
Sulphur Dioxide: 1.35 μg/m3
Ozone: 55.15 μg/m3
Astronomical
Sun Transit: 12:43 AM
Sunset: 5:59 PM
Daylight: 10 hrs 31 mins
Moon Transit: 10:31 AM
Moonset: 3:56 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 90.9%
Best Times for Fishing or Hunting
Major Periods
10:01 AM - 12:31 AM10:01 AM - 12:31 AM
Minor Periods
3:44 PM - 5:14 PM3:26 AM - 4:56 AM
Action Rating: 2 out of 5
