Gretna Weather Records (USC00253467)

Record envelope, standing records and threshold days for Gretna (USC00253467), Nebraska, United States, with 30 years of record.

Key Facts for Gretna

Gretna (USC00253467) is a weather station in Nebraska, United States at 41.13 latitude and -96.25 longitude, 390 m (1,280 ft) above sea level.
The station reports from 1997 to 2026, 30 years of record.
1,464 records set at Gretna still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Nebraska, United States, 41.13 latitude, -96.25 longitude.
Elevation: 390 m (1,280 ft).
Period of record: 1997 to 2026, 30 years.
Eligible elements: none yet.

Daily Record Envelope and 2026

47 days at or beyond a record

The band shows the record high and record low for each calendar day at Gretna. The lines show the 2026 daily maximum and minimum. 47 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Gretna, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	20.0 C (68.0 F)	-28.9 C (-20.0 F)	15.0 C (59.0 F)	-25.0 C (-13.0 F)
Feb	26.1 C (79.0 F)	-31.1 C (-24.0 F)	18.9 C (66.0 F)	-26.7 C (-16.1 F)
Mar	31.1 C (88.0 F)	-22.2 C (-8.0 F)	27.8 C (82.0 F)	-6.7 C (19.9 F)
Apr	32.2 C (90.0 F)	-11.1 C (12.0 F)	30.6 C (87.1 F)	-3.3 C (26.1 F)
May	36.7 C (98.1 F)	-0.6 C (30.9 F)	30.6 C (87.1 F)	3.9 C (39.0 F)
Jun	38.3 C (100.9 F)	7.2 C (45.0 F)	36.7 C (98.1 F)	10.6 C (51.1 F)
Jul	39.4 C (102.9 F)	10.6 C (51.1 F)	33.9 C (93.0 F)	15.6 C (60.1 F)
Aug	40.0 C (104.0 F)	7.8 C (46.0 F)	33.9 C (93.0 F)	11.1 C (52.0 F)
Sep	37.8 C (100.0 F)	2.8 C (37.0 F)	35.0 C (95.0 F)	7.2 C (45.0 F)
Oct	34.4 C (93.9 F)	-10.0 C (14.0 F)	31.7 C (89.1 F)	-0.6 C (30.9 F)
Nov	27.2 C (81.0 F)	-16.7 C (1.9 F)	25.0 C (77.0 F)	-10.6 C (12.9 F)
Dec	22.2 C (72.0 F)	-26.7 C (-16.1 F)	14.4 C (57.9 F)	-18.3 C (-0.9 F)

Which Years Hold Standing Records

1,464 standing records

1,464 records at Gretna still stand. 2012 holds the most, with 113.

Standing records at Gretna by the year they were set
Year set	Standing records
2004	35
2005	75
2006	96
2007	70
2008	55
2009	88
2010	52
2011	74
2012	113
2013	73
2014	77
2015	69
2016	58
2017	70
2018	75
2019	61
2020	4
2021	62
2022	73
2023	59
2024	61
2025	64

Wettest Day of Each Month

Jul: 155.4 mm (6.1 in)

The wettest day on record for each calendar month at Gretna. The most was 155.4 mm (6.1 in) on 2 July 2024.

Record daily precipitation for each month at Gretna
Month	Record daily precipitation (mm)	Date
Jan	39.6 mm (1.6 in)	26 January 2021
Feb	50.5 mm (2.0 in)	13 February 2005
Mar	41.4 mm (1.6 in)	14 March 2021
Apr	72.1 mm (2.8 in)	15 April 2012
May	87.9 mm (3.5 in)	7 May 2015
Jun	109.5 mm (4.3 in)	21 June 2014
Jul	155.4 mm (6.1 in)	2 July 2024
Aug	94.2 mm (3.7 in)	12 August 2016
Sep	73.2 mm (2.9 in)	22 September 2004
Oct	86.4 mm (3.4 in)	25 October 2021
Nov	35.3 mm (1.4 in)	4 November 2003
Dec	64.5 mm (2.5 in)	14 December 2015

Period of Record Coverage

2004 to 2025

22 years of record at Gretna, 2004 to 2025. 2 years have data for under 90 percent of days and are left out of rankings: 2004, 2020.

Days with data per year at Gretna
Year	Days with data	Share of year	Complete
2004	184	50%	No
2005	365	100%	Yes
2006	365	100%	Yes
2007	365	100%	Yes
2008	366	100%	Yes
2009	365	100%	Yes
2010	365	100%	Yes
2011	365	100%	Yes
2012	366	100%	Yes
2013	365	100%	Yes
2014	365	100%	Yes
2015	365	100%	Yes
2016	366	100%	Yes
2017	365	100%	Yes
2018	365	100%	Yes
2019	365	100%	Yes
2020	112	31%	No
2021	361	99%	Yes
2022	365	100%	Yes
2023	365	100%	Yes
2024	366	100%	Yes
2025	365	100%	Yes

Latest Records

No records were set at this station in the latest data.

Climate Trend

20 complete years, 2005 to 2025

One stripe for each of 20 complete years at Gretna, 2005 to 2025. Blue stripes are years cooler than the station's own mean of 10.7 C (51.2 F); red stripes are warmer. The coolest year was 2008, at 9.1 C (48.4 F), and the warmest was 2012, at 12.6 C (54.7 F). The strongest colour marks a difference of 2.0 C (3.6 F).

Annual mean temperature at Gretna as warming stripes, 2005 to 2025
Year	Annual mean temperature	Difference from the station mean
2005	11.3 C	+0.59 C
2006	11.5 C	+0.85 C
2007	10.6 C	-0.06 C
2008	9.1 C	-1.56 C
2009	9.3 C	-1.35 C
2010	10.2 C	-0.45 C
2011	10.3 C	-0.33 C
2012	12.6 C	+1.95 C
2013	9.7 C	-0.95 C
2014	9.7 C	-1.00 C
2015	11.0 C	+0.32 C
2016	11.8 C	+1.13 C
2017	11.4 C	+0.69 C
2018	9.7 C	-0.93 C
2019	9.5 C	-1.13 C
2021	11.2 C	+0.51 C
2022	10.2 C	-0.46 C
2023	11.3 C	+0.66 C
2024	11.9 C	+1.19 C
2025	11.0 C	+0.34 C

This station does not have enough complete years (30 are needed) to fit a temperature trend.

A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.

Extremes by Year

1997 to 2026

Yearly extremes at Gretna: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	40.0 C (104.0 F)	2023	36.7 C (98.1 F)	23
Coldest night (TNn)	-31.1 C (-24.0 F)	2021	-23.3 C (-9.9 F)	23
Wettest day (Rx1day)	155.4 mm (6.1 in)	2024	64.6 mm (2.5 in)	30
Wettest five days (Rx5day)	169.9 mm (6.7 in)	2024	102.9 mm (4.0 in)	30
Longest dry spell (CDD)	55 days	1999	28 days	30

Hottest day (TXx)

The hottest day of the year at Gretna, 1997 to 2026. The record is 40.0 C (104.0 F) in 2023, marked on the chart; the median year is 36.7 C (98.1 F).

Hottest day (TXx) at Gretna by year
Year	Hottest day (TXx)
1997	n/a
1998	n/a
1999	n/a
2000	n/a
2001	n/a
2002	n/a
2003	n/a
2004	34.4 C (93.9 F)
2005	38.3 C (100.9 F)
2006	38.9 C (102.0 F)
2007	36.1 C (97.0 F)
2008	36.1 C (97.0 F)
2009	36.1 C (97.0 F)
2010	35.6 C (96.1 F)
2011	36.7 C (98.1 F)
2012	39.4 C (102.9 F)
2013	36.7 C (98.1 F)
2014	35.0 C (95.0 F)
2015	35.0 C (95.0 F)
2016	36.1 C (97.0 F)
2017	37.8 C (100.0 F)
2018	36.7 C (98.1 F)
2019	36.1 C (97.0 F)
2020	22.8 C (73.0 F)
2021	37.8 C (100.0 F)
2022	37.8 C (100.0 F)
2023	40.0 C (104.0 F)
2024	38.3 C (100.9 F)
2025	36.7 C (98.1 F)
2026	37.2 C (99.0 F)

Coldest night (TNn)

The coldest night of the year at Gretna, 1997 to 2026. The record is -31.1 C (-24.0 F) in 2021, marked on the chart; the median year is -23.3 C (-9.9 F).

Coldest night (TNn) at Gretna by year
Year	Coldest night (TNn)
1997	n/a
1998	n/a
1999	n/a
2000	n/a
2001	n/a
2002	n/a
2003	n/a
2004	-19.4 C (-2.9 F)
2005	-23.3 C (-9.9 F)
2006	-21.1 C (-6.0 F)
2007	-22.8 C (-9.0 F)
2008	-23.3 C (-9.9 F)
2009	-26.1 C (-15.0 F)
2010	-24.4 C (-11.9 F)
2011	-21.7 C (-7.1 F)
2012	-20.0 C (-4.0 F)
2013	-19.4 C (-2.9 F)
2014	-24.4 C (-11.9 F)
2015	-20.6 C (-5.1 F)
2016	-25.0 C (-13.0 F)
2017	-23.9 C (-11.0 F)
2018	-27.8 C (-18.0 F)
2019	-26.1 C (-15.0 F)
2020	-20.6 C (-5.1 F)
2021	-31.1 C (-24.0 F)
2022	-26.7 C (-16.1 F)
2023	-18.3 C (-0.9 F)
2024	-28.9 C (-20.0 F)
2025	-26.7 C (-16.1 F)
2026	-22.8 C (-9.0 F)

Wettest day (Rx1day)

The wettest day of the year at Gretna, 1997 to 2026. The record is 155.4 mm (6.1 in) in 2024, marked on the chart; the median year is 64.6 mm (2.5 in).

Wettest day (Rx1day) at Gretna by year
Year	Wettest day (Rx1day)
1997	83.1 mm (3.3 in)
1998	80.5 mm (3.2 in)
1999	68.8 mm (2.7 in)
2000	42.2 mm (1.7 in)
2001	57.4 mm (2.3 in)
2002	65.3 mm (2.6 in)
2003	35.3 mm (1.4 in)
2004	75.7 mm (3.0 in)
2005	55.6 mm (2.2 in)
2006	72.6 mm (2.9 in)
2007	57.9 mm (2.3 in)
2008	82.6 mm (3.3 in)
2009	50.5 mm (2.0 in)
2010	60.2 mm (2.4 in)
2011	34.0 mm (1.3 in)
2012	72.1 mm (2.8 in)
2013	56.6 mm (2.2 in)
2014	109.5 mm (4.3 in)
2015	87.9 mm (3.5 in)
2016	94.2 mm (3.7 in)
2017	50.3 mm (2.0 in)
2018	66.0 mm (2.6 in)
2019	63.8 mm (2.5 in)
2020	22.6 mm (0.9 in)
2021	86.4 mm (3.4 in)
2022	41.4 mm (1.6 in)
2023	55.6 mm (2.2 in)
2024	155.4 mm (6.1 in)
2025	80.0 mm (3.1 in)
2026	54.9 mm (2.2 in)

Wettest five days (Rx5day)

The wettest five days of the year at Gretna, 1997 to 2026. The record is 169.9 mm (6.7 in) in 2024, marked on the chart; the median year is 102.9 mm (4.0 in).

Wettest five days (Rx5day) at Gretna by year
Year	Wettest five days (Rx5day)
1997	115.3 mm (4.5 in)
1998	96.8 mm (3.8 in)
1999	98.0 mm (3.9 in)
2000	83.1 mm (3.3 in)
2001	126.8 mm (5.0 in)
2002	156.3 mm (6.2 in)
2003	59.7 mm (2.4 in)
2004	81.1 mm (3.2 in)
2005	74.0 mm (2.9 in)
2006	133.5 mm (5.3 in)
2007	97.1 mm (3.8 in)
2008	104.9 mm (4.1 in)
2009	105.2 mm (4.1 in)
2010	120.7 mm (4.8 in)
2011	69.9 mm (2.8 in)
2012	84.3 mm (3.3 in)
2013	69.2 mm (2.7 in)
2014	136.2 mm (5.4 in)
2015	114.1 mm (4.5 in)
2016	100.8 mm (4.0 in)
2017	113.6 mm (4.5 in)
2018	113.0 mm (4.4 in)
2019	114.0 mm (4.5 in)
2020	62.3 mm (2.5 in)
2021	127.1 mm (5.0 in)
2022	53.6 mm (2.1 in)
2023	65.3 mm (2.6 in)
2024	169.9 mm (6.7 in)
2025	115.1 mm (4.5 in)
2026	93.2 mm (3.7 in)

Longest dry spell (CDD)

The longest dry spell of the year at Gretna, 1997 to 2026. The record is 55 days in 1999, marked on the chart; the median year is 28 days.

Longest dry spell (CDD) at Gretna by year
Year	Longest dry spell (CDD)
1997	24 days
1998	40 days
1999	55 days
2000	15 days
2001	33 days
2002	35 days
2003	20 days
2004	25 days
2005	30 days
2006	46 days
2007	33 days
2008	16 days
2009	23 days
2010	28 days
2011	20 days
2012	33 days
2013	22 days
2014	29 days
2015	27 days
2016	35 days
2017	34 days
2018	23 days
2019	15 days
2020	31 days
2021	26 days
2022	33 days
2023	25 days
2024	27 days
2025	42 days
2026	26 days

Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.

Frost Dates and Growing Season

20 years with a frost

Across 20 years with a frost, the median last spring frost at Gretna falls on 19 April and the median first autumn frost on 20 October, which leaves a median of 182 days between them.

Frost dates and growing season at Gretna
Measure	Median, all years	Earliest period	Recent period (2005 to 2025)	Recent against earliest	Fitted trend
Last spring frost	19 April	n/a	19 April	n/a	n/a
First autumn frost	20 October	n/a	20 October	n/a	n/a
Growing days	182 days	n/a	182 days	n/a	n/a

A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.

Download the Data

Data for Gretna standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Gretna threshold days by year: CSV or JSON. Field meanings are on the data page.

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)) Data as of 2026-10-15 (15 October 2026). Records are computed by this site and are not official.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).