Water Temperature of the Arkansas River in Portland, CO
Current Water Temperature
Measurement Time: Thursday, August 7, 2025, 3:30 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: 17%
Feels Like: 83.4°F
Wind: WNW 4 mph
Wind Gusts: 8.5 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Thu
H: 99°F
L: 57°F

Fri
H: 96°F
L: 57°F

Sat
H: 85°F
L: 51°F

Sun
H: 79°F
L: 56°F

Mon
H: 81°F
L: 51°F
Air Quality
Nitrogen Dioxide: 21.46 μg/m3
Sulphur Dioxide: 0.93 μg/m3
Ozone: 41 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:03 PM
Daylight: 13 hrs 55 mins
Moon Transit: 12:00 AM
Moonset: 4:00 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 98.4%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:14 AM - 11:44 AM
Minor Periods
6:58 PM - 8:28 PM3:30 AM - 5:00 AM
Action Rating: 3 out of 5
Heat Advisory issued August 7 at 12:03PM MDT until August 7 at 8:00PM MDT by NWS Pueblo CO
Effective: Thu August 7, 2025, 12:03 PM
Expires: Thu August 7, 2025, 8:15 PM
* WHAT...High temperatures of 95 to 103 are expected. * WHERE...El Paso, Pueblo, and Canon City Vicinity/Eastern Fremont County. * WHEN...For the first Heat Advisory, until 8 PM MDT this evening. For the second Heat Advisory, from 11 AM to 8 PM MDT Friday. * IMPACTS...Hot temperatures may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Heat Advisory issued August 7 at 12:03PM MDT until August 8 at 8:00PM MDT by NWS Pueblo CO
Effective: Thu August 7, 2025, 12:03 PM
Expires: Thu August 7, 2025, 8:15 PM
* WHAT...High temperatures of 95 to 103 are expected. * WHERE...El Paso, Pueblo, and Canon City Vicinity/Eastern Fremont County. * WHEN...For the first Heat Advisory, until 8 PM MDT this evening. For the second Heat Advisory, from 11 AM to 8 PM MDT Friday. * IMPACTS...Hot temperatures may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Heat Advisory issued August 7 at 12:03PM MDT until August 7 at 8:00PM MDT by NWS Pueblo CO
Effective: Thu August 7, 2025, 12:03 PM
Expires: Thu August 7, 2025, 8:15 PM
* WHAT...High temperatures of 95 to 103 are expected. * WHERE...El Paso, Pueblo, and Canon City Vicinity/Eastern Fremont County. * WHEN...For the first Heat Advisory, until 8 PM MDT this evening. For the second Heat Advisory, from 11 AM to 8 PM MDT Friday. * IMPACTS...Hot temperatures may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Heat Advisory issued August 7 at 12:03PM MDT until August 8 at 8:00PM MDT by NWS Pueblo CO
Effective: Thu August 7, 2025, 12:03 PM
Expires: Thu August 7, 2025, 8:15 PM
* WHAT...High temperatures of 95 to 103 are expected. * WHERE...El Paso, Pueblo, and Canon City Vicinity/Eastern Fremont County. * WHEN...For the first Heat Advisory, until 8 PM MDT this evening. For the second Heat Advisory, from 11 AM to 8 PM MDT Friday. * IMPACTS...Hot temperatures may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Red Flag Warning issued August 7 at 2:02PM MDT until August 8 at 8:00PM MDT by NWS Pueblo CO
Effective: Thu August 7, 2025, 2:02 PM
Expires: Fri August 8, 2025, 6:15 AM
...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM MDT FRIDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 222... The National Weather Service in Pueblo has issued a Red Flag Warning for gusty winds and low relative humidity, which is in effect from 11 AM to 8 PM MDT Friday. * AFFECTED AREA...Fire Weather Zone 222. * TIMING...For the first Red Flag Warning, until 8 PM MDT this evening. For the second Red Flag Warning, from 11 AM to 8 PM MDT Friday. * WINDS...West 15 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 12 percent. * IMPACTS...Fires will catch and spread quickly. Exercise extreme caution with any outdoor burning.
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
Weather Forecast
Average Temperature: 77.3°F
Average Humidity: 32%
Wind: 20.8 mph
UV Index: 2.4
Air Quality
Nitrogen Dioxide: 8.68 μg/m3
Sulphur Dioxide: 1.34 μg/m3
Ozone: 85.08 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:03 PM
Daylight: 13 hrs 55 mins
Moon Transit: 12:00 AM
Moonset: 4:00 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 98.4%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:14 AM - 11:44 AM
Minor Periods
6:58 PM - 8:28 PM3:30 AM - 5:00 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 76.5°F
Average Humidity: 24%
Wind: 26.2 mph
UV Index: 2.4
Air Quality
Nitrogen Dioxide: 9.94 μg/m3
Sulphur Dioxide: 1.15 μg/m3
Ozone: 80.56 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:02 PM
Daylight: 13 hrs 53 mins
Moon Transit: 12:15 AM
Moonset: 5:09 AM
Moon Phase: Full
Moon Illumination: 100.0%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM10:07 AM - 12:37 AM
Minor Periods
7:33 PM - 9:03 PM4:39 AM - 6:09 AM
Action Rating: 5 out of 5
Weather Forecast
Average Temperature: 68.7°F
Average Humidity: 47%
Wind: 19.7 mph
UV Index: 2.5
Air Quality
Nitrogen Dioxide: 9.51 μg/m3
Sulphur Dioxide: 1.67 μg/m3
Ozone: 98.12 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:01 PM
Daylight: 13 hrs 51 mins
Moon Transit: 1:07 AM
Moonset: 6:20 AM
Moon Phase: Full
Moon Illumination: 99.0%
Best Times for Fishing or Hunting
Major Periods
12:37 AM - 3:07 AM10:58 AM - 1:28 PM
Minor Periods
8:03 PM - 9:33 PM5:50 AM - 7:20 AM
Action Rating: 5 out of 5
Weather Forecast
Average Temperature: 66.8°F
Average Humidity: 64%
Wind: 11.4 mph
UV Index: 1.4
Air Quality
Nitrogen Dioxide: 7.42 μg/m3
Sulphur Dioxide: 2.18 μg/m3
Ozone: 102.92 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:00 PM
Daylight: 13 hrs 49 mins
Moon Transit: 1:56 AM
Moonset: 7:30 AM
Moon Phase: Full
Moon Illumination: 95.5%
Best Times for Fishing or Hunting
Major Periods
1:26 AM - 3:56 AM11:46 AM - 2:16 PM
Minor Periods
8:29 PM - 9:59 PM7:00 AM - 8:30 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 65.7°F
Average Humidity: 54%
Wind: 14.3 mph
UV Index: 2.2
Air Quality
Nitrogen Dioxide: 8.88 μg/m3
Sulphur Dioxide: 2.55 μg/m3
Ozone: 98.46 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 7:58 PM
Daylight: 13 hrs 47 mins
Moon Transit: 2:44 AM
Moonset: 8:41 AM
Moon Phase: Waning Gibbous
Moon Illumination: 89.6%
Best Times for Fishing or Hunting
Major Periods
2:14 AM - 4:44 AM12:00 AM - 12:00 AM
Minor Periods
8:54 PM - 10:24 PM8:11 AM - 9:41 AM
Action Rating: 2 out of 5