318,353 weather records were set or tied in 2015, including 171,989 temperature record highs and 51,977 record lows, and 217,997 of them still stand.
Data as of . Last revised (2026-10-12).
Key Facts
318,353 weather records were set or tied in 2015, including 171,989 record highs and 51,977 record lows of maximum and minimum temperature.
217,997 of the 318,353 records set in 2015 still stand (68.5%).
December 2015 had the most records: 42,701.
United States had the most records in 2015: 178,472, with 88,707 highs and 35,076 lows.
7,987 stations had a full year of temperature data in 2015, so counts differ between years partly because the number of reporting stations does.
Storms in 2015: 89 named storms worldwide, of which 55 reached hurricane strength (64 kt or more) and 39 were major (96 kt or more), with a combined 885.3 ACE.
Highs and Lows
Temperature records set or tied in 2015
Record highs and record lows set or tied in 2015
Record highs
171,989
Record lows
51,977
Still Standing
68.5% of the year's records
Records set in 2015 that still stand or have since been beaten
Still stand
217,997 (68.5%)
Since beaten or tied
100,356 (31.5%)
A record stands until a later observation beats or ties it, as of 2026-10-12.
By Type and Timescale
Records set or tied in 2015 by type
Record high minimum temperature
90,850
Record high maximum temperature
81,139
Record daily precipitation
77,157
Record low maximum temperature
29,652
Record low minimum temperature
22,325
Record snow depth
9,439
Record daily snowfall
7,791
Records set or tied in 2015 by timescale
Daily
303,597
Monthly
13,678
All-time
1,078
By Month
Weather records set or tied in each calendar month of 2015, all types together.
Records set or tied in each month of 2015
Month
Records
Jan
22,180
Feb
35,613
Mar
30,043
Apr
17,549
May
21,676
Jun
22,873
Jul
26,779
Aug
24,830
Sep
22,725
Oct
22,387
Nov
28,997
Dec
42,701
Countries With the Most Records
Countries with the most records set or tied in 2015
Storms in 2015: 89 named storms worldwide, of which 55 reached hurricane strength (64 kt or more) and 39 were major (96 kt or more), with a combined 885.3 ACE.
Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Source: International Best Track Archive for Climate Stewardship (IBTrACS) v04r01, NOAA National Centers for Environmental Information, doi:10.25921/82ty-9e16. Some agency values come from third parties such as JMA, IMD and BoM. (NOAA NCEI terms (citation requested)) Data as of 2026-10-12. Records are computed by this site and are not official. Counts depend on how many stations reported.