Caribou climate

Caribou Weather in May

NOAA 1991-2020 normals for Caribou Muni AP, 1.1 km from Caribou

Average highs run from 56°F on May 1 to 68°F on May 31, and lows from 36°F to 46°F. Normal precipitation for the month is 3.46 in over about 15 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 Caribou, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

May at a glance

Average high
63°F
Average low
41°F
Precipitation
3.46 in
Snowfall
0.8 in
Record high
96°FMay 22, 1977
Record low
18°FMay 2, 1974
Chance of a freeze
75%
Daylight
14 h 25 min to 15 h 36 min
Cloud cover
71%
Humidity
81%
Dew point
43°F
Wind
6.5 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.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
May 156°F36°F83°F 200424°F 197444%6%
May 257°F37°F83°F 200118°F 197444%6%
May 357°F37°F87°F 200125°F 196644%5%
May 458°F38°F85°F 199925°F 198645%5%
May 559°F38°F82°F 199925°F 195845%5%
May 659°F38°F81°F 199925°F 197445%4%
May 760°F39°F85°F 201321°F 196645%4%
May 860°F39°F83°F 198219°F 195045%4%
May 960°F39°F90°F 197927°F 195645%3%
May 1061°F40°F85°F 195327°F 200446%3%
May 1161°F40°F79°F 200126°F 195646%3%
May 1262°F40°F81°F 202227°F 196646%3%
May 1362°F41°F90°F 202227°F 200546%3%
May 1463°F41°F86°F 202528°F 195146%2%
May 1563°F41°F86°F 197428°F 198846%2%
May 1663°F42°F81°F 198630°F 194946%2%
May 1764°F42°F83°F 197726°F 195746%2%
May 1864°F42°F90°F 201727°F 196146%2%
May 1965°F42°F87°F 196227°F 196746%2%
May 2065°F43°F86°F 195129°F 198746%2%
May 2165°F43°F92°F 199231°F 197446%1%
May 2266°F43°F96°F 197730°F 202646%1%
May 2366°F44°F95°F 197729°F 198246%1%
May 2466°F44°F94°F 197728°F 195646%1%
May 2567°F44°F91°F 200727°F 195646%1%
May 2667°F44°F88°F 195032°F 195646%1%
May 2767°F45°F92°F 197830°F 196946%1%
May 2867°F45°F91°F 202031°F 201946%1%
May 2968°F45°F91°F 196033°F 197046%1%
May 3068°F46°F85°F 199932°F 196746%1%
May 3168°F46°F91°F 202333°F 199846%1%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Caribou, 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 5:17 AM, sunset 7:42 PM
May 31
sunrise 4:42 AM, sunset 8:18 PM

Every day of May: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00014607 (Caribou Muni AP), public domain. Records: NOAA GHCN-Daily, station USW00014607, 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.