Río Grande, Sunday, 9 August, 03:34
Light rain. Feels like 87°. High 91°, low 80°.
In January, Río Grande, PR averages a high of 80.1° and a low of 71.8°. About 2.1 inches of precipitation fall over the month (17 wet days). The record high is 87.1° (1966) and the record low 64.2° (2000). Normals are computed over the last 60 years.
| Day | High | Low | Chance of precip. | Record high | Record low |
|---|---|---|---|---|---|
| 1 | 79.9° | 72.5° | 62% | 83.1° (1998) | 68° (2009) |
| 2 | 80.2° | 72.3° | 58% | 85.8° (2010) | 66.4° (1963) |
| 3 | 80.2° | 72.5° | 40% | 83.7° (1996) | 66.6° (1976) |
| 4 | 80.1° | 72.5° | 55% | 83.8° (2010) | 68° (2023) |
| 5 | 80.1° | 72.1° | 62% | 84.6° (2010) | 67.8° (1965) |
| 6 | 80.2° | 72.1° | 58% | 83.8° (2010) | 68° (1965) |
| 7 | 80.2° | 72.3° | 55% | 83.1° (1992) | 68.4° (1965) |
| 8 | 80.2° | 72.1° | 47% | 85.3° (2003) | 66.6° (1965) |
| 9 | 80.1° | 72° | 72% | 83.7° (1970) | 68.7° (1965) |
| 10 | 80.2° | 72° | 65% | 84.4° (2003) | 68.4° (1979) |
| 11 | 80.1° | 71.8° | 62% | 83.3° (2010) | 66.4° (1965) |
| 12 | 79.9° | 71.6° | 52% | 83.3° (1960) | 66.6° (1965) |
| 13 | 80.1° | 71.8° | 60% | 84.4° (1969) | 67.3° (1985) |
| 14 | 80.1° | 71.8° | 48% | 83.7° (1969) | 68.9° (1975) |
| 15 | 79.9° | 71.6° | 60% | 83.3° (2003) | 67.5° (1975) |
| 16 | 79.9° | 71.8° | 57% | 83.3° (1981) | 67.1° (2000) |
| 17 | 80.2° | 71.6° | 45% | 83.8° (1966) | 67.1° (2000) |
| 18 | 80.1° | 71.6° | 52% | 84.6° (1995) | 66.7° (2000) |
| 19 | 80.1° | 71.6° | 57% | 84.2° (1977) | 64.6° (2000) |
| 20 | 80.1° | 71.4° | 52% | 85.6° (2024) | 65.5° (2017) |
| 21 | 80.2° | 71.6° | 52% | 84.2° (1960) | 64.2° (2000) |
| 22 | 80.1° | 71.8° | 52% | 83.3° (1995) | 67.1° (1991) |
| 23 | 80.1° | 71.8° | 52% | 83.7° (2010) | 68.7° (1971) |
| 24 | 80.2° | 71.8° | 50% | 84.7° (2003) | 68.5° (2012) |
| 25 | 80.1° | 71.8° | 62% | 84.7° (1995) | 68.7° (1965) |
| 26 | 80.2° | 72° | 52% | 84.6° (2007) | 68.9° (1965) |
| 27 | 80.2° | 71.8° | 53% | 87.1° (1966) | 68.7° (1968) |
| 28 | 80.1° | 71.4° | 55% | 84.4° (1979) | 66° (2008) |
| 29 | 80.1° | 71.2° | 48% | 86.7° (1979) | 65.3° (1976) |
| 30 | 80.1° | 71.2° | 47% | 85.5° (1979) | 67.1° (1969) |
| 31 | 80.1° | 71.2° | 50% | 84.9° (1998) | 67.1° (1968) |