Rio Arriba County Weather in August
Average highs run from 84°F on August 1 to 79°F on August 31, and lows from 51°F to 44°F. Normal precipitation for the month is 2.16 in over about 11 wet days.
August day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
August at a glance
- Average high
- 82°F
- Average low
- 48°F
- Precipitation
- 2.16 in
- Record high
- 92°FAug 5, 2023
- Record low
- 38°FAug 8, 1918
- Chance of a freeze
- 4%
- Days of 90°F or more
- 4.1
- Daylight
- 14 h 00 min to 12 h 59 min
- Cloud cover
- 56%
- Humidity
- 54%
- Dew point
- 45°F
- Wind
- 5.6 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Aug 1 | 84°F | 51°F | 91°F 1980 | 46°F 1918 | 41% | 0% |
| Aug 2 | 84°F | 50°F | 89°F 1934 | 40°F 1918 | 41% | 0% |
| Aug 3 | 84°F | 50°F | 90°F 1977 | 42°F 1918 | 41% | 0% |
| Aug 4 | 83°F | 50°F | 91°F 2025 | 42°F 1918 | 40% | 0% |
| Aug 5 | 83°F | 50°F | 92°F 2023 | 44°F 1918 | 40% | 0% |
| Aug 6 | 83°F | 50°F | 91°F 1977 | 44°F 1918 | 40% | 0% |
| Aug 7 | 83°F | 50°F | 92°F 2025 | 42°F 1990 | 40% | 0% |
| Aug 8 | 83°F | 50°F | 92°F 2025 | 38°F 1918 | 39% | 0% |
| Aug 9 | 83°F | 50°F | 91°F 2011 | 46°F 1918 | 39% | 0% |
| Aug 10 | 83°F | 49°F | 92°F 1937 | 40°F 1918 | 39% | 0% |
| Aug 11 | 82°F | 49°F | 92°F 2012 | 42°F 1918 | 39% | 0% |
| Aug 12 | 82°F | 49°F | 90°F 2007 | 42°F 1918 | 38% | 0% |
| Aug 13 | 82°F | 49°F | 90°F 2020 | 42°F 1918 | 38% | 0% |
| Aug 14 | 82°F | 49°F | 92°F 2025 | 42°F 1918 | 37% | 0% |
| Aug 15 | 82°F | 49°F | 90°F 1936 | 40°F 1918 | 37% | 0% |
| Aug 16 | 82°F | 48°F | 90°F 1952 | 46°F 1918 | 37% | 0% |
| Aug 17 | 82°F | 48°F | 91°F 2024 | 44°F 1942 | 36% | 0% |
| Aug 18 | 81°F | 48°F | 89°F 1986 | 44°F 1918 | 36% | 0% |
| Aug 19 | 81°F | 48°F | 90°F 1986 | 44°F 1918 | 35% | 0% |
| Aug 20 | 81°F | 47°F | 91°F 2020 | 42°F 1918 | 35% | 0% |
| Aug 21 | 81°F | 47°F | 90°F 2020 | 40°F 1918 | 35% | 0% |
| Aug 22 | 81°F | 47°F | 89°F 1938 | 40°F 1918 | 34% | 0% |
| Aug 23 | 81°F | 47°F | 89°F 2020 | 44°F 1918 | 34% | 0% |
| Aug 24 | 81°F | 46°F | 91°F 1922 | 38°F 1918 | 34% | 0% |
| Aug 25 | 80°F | 46°F | 90°F 2019 | 42°F 1918 | 33% | 0% |
| Aug 26 | 80°F | 46°F | 91°F 2019 | 44°F 1918 | 33% | 0% |
| Aug 27 | 80°F | 45°F | 88°F 1926 | 40°F 1992 | 33% | 0% |
| Aug 28 | 80°F | 45°F | 87°F 2020 | 42°F 1918 | 32% | 0% |
| Aug 29 | 80°F | 45°F | 89°F 1948 | 39°F 2005 | 32% | 0% |
| Aug 30 | 80°F | 44°F | 88°F 1948 | 40°F 1918 | 31% | 0% |
| Aug 31 | 79°F | 44°F | 87°F 1948 | 40°F 1918 | 31% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MDT).
- August 1
- sunrise 6:13 AM, sunset 8:13 PM
- August 31
- sunrise 6:37 AM, sunset 7:36 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00292837 (El Vado Dam), public domain. Records: NOAA GHCN-Daily, station USC00295084, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.