Darien Weather in May
Average highs run from 80°F on May 1 to 86°F on May 31, and lows from 62°F to 70°F. Normal precipitation for the month is 2.90 in over about 7 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
- 83°F
- Average low
- 66°F
- Precipitation
- 2.90 in
- Record high
- 101°FMay 25, 1953
- Record low
- 35°FMay 4, 1986
- Chance of a freeze
- 0%
- Days of 90°F or more
- 3.8
- Daylight
- 13 h 24 min to 14 h 03 min
- Cloud cover
- 51%
- Humidity
- 74%
- Dew point
- 65°F
- Wind
- 7.8 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| May 1 | 80°F | 62°F | 97°F 1906 | 49°F 1999 | 19% |
| May 2 | 80°F | 62°F | 97°F 1906 | 51°F 1925 | 19% |
| May 3 | 81°F | 63°F | 97°F 1906 | 50°F 1940 | 20% |
| May 4 | 81°F | 63°F | 95°F 2002 | 35°F 1986 | 20% |
| May 5 | 81°F | 63°F | 95°F 1952 | 40°F 1986 | 20% |
| May 6 | 81°F | 64°F | 96°F 1952 | 46°F 1986 | 20% |
| May 7 | 81°F | 64°F | 97°F 1952 | 49°F 1992 | 20% |
| May 8 | 82°F | 64°F | 95°F 1916 | 47°F 1992 | 20% |
| May 9 | 82°F | 65°F | 96°F 1916 | 48°F 1917 | 20% |
| May 10 | 82°F | 65°F | 95°F 2003 | 38°F 1980 | 20% |
| May 11 | 82°F | 65°F | 99°F 1955 | 50°F 1906 | 21% |
| May 12 | 83°F | 65°F | 95°F 1955 | 43°F 1986 | 21% |
| May 13 | 83°F | 66°F | 95°F 1922 | 43°F 1988 | 21% |
| May 14 | 83°F | 66°F | 96°F 1967 | 44°F 1988 | 22% |
| May 15 | 83°F | 66°F | 96°F 1915 | 51°F 1895 | 22% |
| May 16 | 83°F | 67°F | 97°F 1915 | 52°F 1984 | 22% |
| May 17 | 84°F | 67°F | 97°F 2001 | 52°F 1984 | 23% |
| May 18 | 84°F | 67°F | 97°F 2001 | 51°F 1984 | 23% |
| May 19 | 84°F | 67°F | 96°F 1996 | 50°F 2002 | 23% |
| May 20 | 84°F | 68°F | 98°F 1962 | 50°F 2002 | 24% |
| May 21 | 84°F | 68°F | 99°F 1962 | 51°F 2002 | 24% |
| May 22 | 85°F | 68°F | 98°F 1938 | 53°F 1968 | 25% |
| May 23 | 85°F | 68°F | 96°F 1940 | 49°F 1967 | 25% |
| May 24 | 85°F | 68°F | 100°F 1953 | 54°F 1931 | 26% |
| May 25 | 85°F | 69°F | 101°F 1953 | 58°F 1967 | 26% |
| May 26 | 85°F | 69°F | 99°F 1953 | 52°F 1979 | 26% |
| May 27 | 85°F | 69°F | 99°F 1926 | 52°F 1979 | 27% |
| May 28 | 86°F | 69°F | 97°F 1989 | 54°F 1934 | 27% |
| May 29 | 86°F | 70°F | 97°F 1908 | 51°F 1988 | 28% |
| May 30 | 86°F | 70°F | 99°F 1945 | 54°F 1988 | 28% |
| May 31 | 86°F | 70°F | 100°F 1927 | 56°F 1982 | 29% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (EDT).
- May 1
- sunrise 6:41 AM, sunset 8:05 PM
- May 31
- sunrise 6:22 AM, sunset 8:25 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00097808 (Sapelo Is), public domain. Records: NOAA GHCN-Daily, station USC00091340, 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.