San Ygnacio Weather in May
Average highs run from 91°F on May 1 to 97°F on May 31, and lows from 68°F to 74°F. Normal precipitation for the month is 2.64 in over about 5 wet days.
May day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
May at a glance
- Average high
- 93°F
- Average low
- 71°F
- Precipitation
- 2.64 in
- Record high
- 114°FMay 14, 1995
- Record low
- 50°FMay 1, 1996
- Chance of a freeze
- 0%
- Days of 90°F or more
- 24.4
- Daylight
- 13 h 12 min to 13 h 43 min
- Cloud cover
- 52%
- Humidity
- 60%
- Dew point
- 65°F
- Wind
- 12.5 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 |
|---|---|---|---|---|---|---|
| May 1 | 91°F | 68°F | 107°F 1983 | 50°F 1996 | 12% | 0% |
| May 2 | 91°F | 68°F | 108°F 2002 | 51°F 1976 | 12% | 0% |
| May 3 | 91°F | 69°F | 107°F 2002 | 51°F 1970 | 13% | 0% |
| May 4 | 91°F | 69°F | 106°F 1998 | 55°F 1970 | 13% | 0% |
| May 5 | 91°F | 69°F | 110°F 1999 | 55°F 1979 | 13% | 0% |
| May 6 | 91°F | 69°F | 106°F 1975 | 55°F 1970 | 13% | 0% |
| May 7 | 92°F | 70°F | 108°F 1998 | 60°F 1970 | 13% | 0% |
| May 8 | 92°F | 70°F | 109°F 1998 | 59°F 1966 | 13% | 0% |
| May 9 | 92°F | 70°F | 105°F 1988 | 60°F 1973 | 13% | 0% |
| May 10 | 92°F | 70°F | 105°F 1990 | 55°F 1981 | 13% | 0% |
| May 11 | 92°F | 70°F | 111°F 2006 | 57°F 1981 | 13% | 0% |
| May 12 | 92°F | 71°F | 105°F 2000 | 58°F 2006 | 13% | 0% |
| May 13 | 93°F | 71°F | 105°F 2000 | 58°F 2006 | 14% | 0% |
| May 14 | 93°F | 71°F | 114°F 1995 | 58°F 1973 | 14% | 0% |
| May 15 | 93°F | 71°F | 105°F 1980 | 56°F 1973 | 14% | 0% |
| May 16 | 93°F | 72°F | 105°F 1980 | 54°F 1973 | 14% | 0% |
| May 17 | 94°F | 72°F | 105°F 2003 | 56°F 1970 | 14% | 0% |
| May 18 | 94°F | 72°F | 105°F 1995 | 55°F 1970 | 14% | 0% |
| May 19 | 94°F | 72°F | 104°F 2001 | 57°F 1986 | 14% | 0% |
| May 20 | 94°F | 72°F | 106°F 2003 | 59°F 1986 | 14% | 0% |
| May 21 | 94°F | 73°F | 105°F 1990 | 63°F 1986 | 14% | 0% |
| May 22 | 95°F | 73°F | 107°F 1910 | 62°F 1967 | 14% | 0% |
| May 23 | 95°F | 73°F | 104°F 1998 | 61°F 1967 | 14% | 0% |
| May 24 | 95°F | 73°F | 108°F 1909 | 63°F 1970 | 14% | 0% |
| May 25 | 95°F | 73°F | 107°F 1910 | 64°F 1967 | 14% | 0% |
| May 26 | 96°F | 74°F | 108°F 1973 | 65°F 2007 | 15% | 0% |
| May 27 | 96°F | 74°F | 109°F 1973 | 64°F 1910 | 15% | 0% |
| May 28 | 96°F | 74°F | 104°F 1973 | 64°F 2007 | 15% | 0% |
| May 29 | 96°F | 74°F | 104°F 1979 | 63°F 1910 | 15% | 0% |
| May 30 | 97°F | 74°F | 106°F 1979 | 64°F 1992 | 15% | 0% |
| May 31 | 97°F | 74°F | 105°F 1979 | 64°F 1992 | 15% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CDT).
- May 1
- sunrise 6:59 AM, sunset 8:11 PM
- May 31
- sunrise 6:44 AM, sunset 8:27 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00419976 (Zapata 1 S), public domain. Records: NOAA GHCN-Daily, station USC00419976, 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.