Santa Isabel, Saturday, 8 August, 23:51
Light rain. Feels like 88°. High 91°, low 78°.
In May, Santa Isabel, PR averages a high of 84.3° and a low of 74.2°. About 3.5 inches of precipitation fall over the month (16 wet days). The record high is 92.8° (2024) and the record low 65.8° (1962). Normals are computed over the last 60 years.
| Day | High | Low | Chance of precip. | Record high | Record low |
|---|---|---|---|---|---|
| 1 | 84° | 73° | 55% | 90° (2010) | 66.9° (1974) |
| 2 | 83.8° | 73.2° | 53% | 88.7° (1995) | 68.7° (1992) |
| 3 | 84.2° | 73.4° | 48% | 90° (1995) | 68.9° (1974) |
| 4 | 84.2° | 73.4° | 52% | 88.9° (2019) | 66.2° (1962) |
| 5 | 84.4° | 73.6° | 42% | 90.1° (2024) | 65.8° (1962) |
| 6 | 84° | 73.6° | 52% | 91.2° (2024) | 68.5° (2011) |
| 7 | 83.8° | 73.6° | 52% | 90° (2024) | 70.2° (1962) |
| 8 | 83.7° | 73.4° | 55% | 88.3° (2020) | 69.4° (1982) |
| 9 | 84° | 73.6° | 57% | 90° (2020) | 70.7° (1989) |
| 10 | 84° | 73.8° | 53% | 89.6° (2020) | 70.3° (1962) |
| 11 | 83.7° | 73.8° | 57% | 89.1° (2025) | 68.2° (1986) |
| 12 | 84.2° | 73.9° | 48% | 90.1° (2021) | 70.3° (2017) |
| 13 | 84.2° | 73.9° | 55% | 90° (2025) | 70.3° (1972) |
| 14 | 84.4° | 74.1° | 42% | 92.8° (2024) | 68.7° (1970) |
| 15 | 84.4° | 74.1° | 48% | 91.4° (2024) | 68.9° (1970) |
| 16 | 84.4° | 74.1° | 52% | 89.4° (2024) | 68.5° (1970) |
| 17 | 84.4° | 74.3° | 58% | 90.5° (2024) | 69.4° (1970) |
| 18 | 84.6° | 74.5° | 57% | 91.4° (2017) | 70.5° (1962) |
| 19 | 84.6° | 74.5° | 55% | 91.8° (2017) | 71.4° (1971) |
| 20 | 84.4° | 74.5° | 62% | 90.5° (2024) | 72.1° (1971) |
| 21 | 84.4° | 74.5° | 50% | 90.3° (2017) | 72° (2000) |
| 22 | 84.4° | 74.5° | 55% | 90.9° (2021) | 71.6° (1970) |
| 23 | 84.2° | 74.7° | 62% | 89.6° (2017) | 71.8° (1970) |
| 24 | 84.6° | 74.7° | 52% | 91.6° (2021) | 72.3° (1971) |
| 25 | 84.7° | 74.8° | 45% | 92.8° (2021) | 72° (1964) |
| 26 | 85.1° | 74.7° | 57% | 91.6° (2021) | 72.5° (1965) |
| 27 | 84.4° | 74.8° | 50% | 88.9° (2024) | 72.9° (1989) |
| 28 | 84.6° | 74.8° | 63% | 90.1° (2017) | 72.7° (1974) |
| 29 | 84.9° | 75° | 47% | 91.2° (2022) | 71.2° (1986) |
| 30 | 84.9° | 75° | 53% | 90.3° (2022) | 70.5° (1986) |
| 31 | 84.7° | 75° | 55% | 91.2° (2020) | 73° (1970) |