Andover climate

Andover Weather in May

NOAA 1991-2020 normals for Wellsville, 13.3 km from Andover

Average highs run from 62°F on May 1 to 72°F on May 31, and lows from 36°F to 46°F. Normal precipitation for the month is 3.64 in over about 13 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 Andover, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
68°F
Average low
41°F
Precipitation
3.64 in
Snowfall
0.1 in
Record high
88°FMay 28, 2016
Record low
21°FMay 9, 2020
Chance of a freeze
88%
Daylight
14 h 04 min to 15 h 02 min
Cloud cover
67%
Humidity
79%
Dew point
47°F
Wind
4.7 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 162°F36°F80°F 200130°F 202641%2%
May 263°F36°F84°F 201828°F 202641%2%
May 363°F37°F84°F 201228°F 202641%1%
May 464°F37°F81°F 200126°F 200541%1%
May 564°F37°F77°F 201027°F 202041%1%
May 664°F38°F79°F 200031°F 200641%1%
May 765°F38°F80°F 200029°F 200641%1%
May 865°F38°F86°F 201523°F 202041%1%
May 966°F39°F85°F 201521°F 202041%1%
May 1066°F39°F86°F 201526°F 201041%1%
May 1166°F39°F83°F 201528°F 201041%1%
May 1267°F40°F83°F 202229°F 202641%1%
May 1367°F40°F84°F 201425°F 202041%1%
May 1467°F41°F80°F 201430°F 201341%1%
May 1568°F41°F85°F 200732°F 201641%1%
May 1668°F41°F78°F 202532°F 200041%1%
May 1768°F42°F85°F 201731°F 200541%0%
May 1869°F42°F86°F 202626°F 202341%0%
May 1969°F42°F83°F 201930°F 200241%0%
May 2069°F43°F84°F 202128°F 200241%0%
May 2170°F43°F86°F 202227°F 200241%0%
May 2270°F43°F83°F 201330°F 200241%0%
May 2370°F44°F82°F 200730°F 200641%0%
May 2470°F44°F84°F 200735°F 200641%0%
May 2571°F44°F85°F 202033°F 200241%0%
May 2671°F45°F86°F 202031°F 202341%0%
May 2771°F45°F83°F 201034°F 201341%0%
May 2871°F45°F88°F 201632°F 200841%0%
May 2972°F46°F86°F 200633°F 200441%0%
May 3072°F46°F87°F 200634°F 200441%0%
May 3172°F46°F86°F 202234°F 200141%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Andover, in percent, and of at least 0.1 inch of snowfall.010203040501102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

May 1
sunrise 6:07 AM, sunset 8:11 PM
May 31
sunrise 5:38 AM, sunset 8:40 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00309072 (Wellsville), public domain. Records: NOAA GHCN-Daily, station USW00054757, 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.