Lima climate

Lima Weather in May

NOAA 1991-2020 normals for Marcus Hook, 10.2 km from Lima

Average highs run from 71°F on May 1 to 79°F on May 31, and lows from 51°F to 60°F. Normal precipitation for the month is 3.16 in over about 9 wet days.

May day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Lima, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
75°F
Average low
55°F
Precipitation
3.16 in
Record high
98°FMay 20, 1962
Record low
27°FMay 1, 1978
Chance of a freeze
0%
Days of 90°F or more
1.6
Daylight
13 h 54 min to 14 h 48 min
Cloud cover
65%
Humidity
78%
Dew point
53°F
Wind
5.1 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.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
May 171°F51°F90°F 194227°F 197831%
May 272°F51°F91°F 201030°F 196331%
May 372°F51°F89°F 191330°F 200531%
May 472°F52°F91°F 200128°F 198631%
May 572°F52°F92°F 200130°F 197431%
May 673°F52°F90°F 194935°F 201131%
May 773°F53°F93°F 193031°F 197031%
May 873°F53°F96°F 193029°F 197431%
May 973°F53°F93°F 200029°F 194731%
May 1074°F53°F93°F 196328°F 198331%
May 1174°F54°F92°F 189632°F 198330%
May 1274°F54°F90°F 191132°F 196330%
May 1374°F54°F92°F 199134°F 196730%0%
May 1474°F55°F93°F 195636°F 200730%0%
May 1575°F55°F90°F 190033°F 198430%0%
May 1675°F55°F89°F 196232°F 201630%0%
May 1775°F55°F90°F 190630°F 198330%0%
May 1875°F56°F92°F 190632°F 198330%0%
May 1976°F56°F95°F 196233°F 200930%0%
May 2076°F56°F98°F 196232°F 200229%0%
May 2176°F57°F95°F 196230°F 200229%0%
May 2276°F57°F94°F 194131°F 200229%0%
May 2377°F57°F94°F 192535°F 200229%0%
May 2477°F57°F95°F 196434°F 200629%0%
May 2577°F58°F94°F 196437°F 196329%0%
May 2677°F58°F93°F 199136°F 192529%0%
May 2778°F58°F93°F 199137°F 191529%0%
May 2878°F59°F94°F 196538°F 197229%0%
May 2978°F59°F93°F 199137°F 193629%0%
May 3078°F59°F96°F 196940°F 194929%0%
May 3179°F60°F96°F 198737°F 196129%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Lima, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

May 1
sunrise 6:02 AM, sunset 7:56 PM
May 31
sunrise 5:36 AM, sunset 8:24 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00365390 (Marcus Hook), public domain. Records: NOAA GHCN-Daily, station USC00369464, 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.