Bloomfield 5 NNE Weather Records (USC00240923)

Record envelope, standing records and threshold days for Bloomfield 5 NNE (USC00240923), Montana, United States, with 45 years of record.

Key Facts for Bloomfield 5 NNE

Bloomfield 5 NNE (USC00240923) is a weather station in Montana, United States at 47.47 latitude and -104.89 longitude, 815 m (2,673 ft) above sea level.
The station reports from 1968 to 2012, 45 years of record.
1,464 records set at Bloomfield 5 NNE still stand.
Records are tracked for tmax, tmin, prcp: an element needs 30 years of data to be eligible.
Bloomfield 5 NNE set a daily record precipitation of 11.2 mm (0.4 in) on 13 August 2012.

About the Station

Location: Montana, United States, 47.47 latitude, -104.89 longitude.
Elevation: 815 m (2,673 ft).
Period of record: 1968 to 2012, 45 years.
Eligible elements: tmax, tmin, prcp.

Daily Record Envelope and 2026

0 days at or beyond a record

The band shows the record high and record low for each calendar day at Bloomfield 5 NNE. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Bloomfield 5 NNE, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	17.2 C (63.0 F)	-38.9 C (-38.0 F)	n/a	n/a
Feb	17.8 C (64.0 F)	-38.3 C (-36.9 F)	n/a	n/a
Mar	25.0 C (77.0 F)	-31.7 C (-25.1 F)	n/a	n/a
Apr	31.7 C (89.1 F)	-20.0 C (-4.0 F)	n/a	n/a
May	37.8 C (100.0 F)	-9.4 C (15.1 F)	n/a	n/a
Jun	38.9 C (102.0 F)	-5.6 C (21.9 F)	n/a	n/a
Jul	41.7 C (107.1 F)	1.1 C (34.0 F)	n/a	n/a
Aug	39.4 C (102.9 F)	-2.2 C (28.0 F)	n/a	n/a
Sep	39.4 C (102.9 F)	-9.4 C (15.1 F)	n/a	n/a
Oct	32.2 C (90.0 F)	-18.9 C (-2.0 F)	n/a	n/a
Nov	24.4 C (75.9 F)	-30.0 C (-22.0 F)	n/a	n/a
Dec	17.2 C (63.0 F)	-39.4 C (-38.9 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Bloomfield 5 NNE still stand. 1985 holds the most, with 78.

Standing records at Bloomfield 5 NNE by the year they were set
Year set	Standing records
1968	1
1969	61
1970	40
1971	45
1972	65
1973	24
1974	34
1975	42
1976	46
1977	46
1978	19
1979	35
1980	37
1981	25
1982	40
1983	58
1984	48
1985	78
1986	65
1987	26
1988	25
1989	68
1990	58
1991	13
1999	6
2000	41
2001	27
2002	29
2003	13
2004	17
2005	38
2006	50
2007	49
2008	27
2009	53
2010	29
2011	39
2012	47

Wettest Day of Each Month

Jul: 96.5 mm (3.8 in)

The wettest day on record for each calendar month at Bloomfield 5 NNE. The most was 96.5 mm (3.8 in) on 2 July 1976.

Record daily precipitation for each month at Bloomfield 5 NNE
Month	Record daily precipitation (mm)	Date
Jan	12.7 mm (0.5 in)	21 January 2005
Feb	12.7 mm (0.5 in)	13 February 2000
Mar	21.6 mm (0.9 in)	28 March 1985
Apr	38.6 mm (1.5 in)	30 April 2010
May	50.8 mm (2.0 in)	10 May 2011
Jun	85.1 mm (3.4 in)	18 June 1973
Jul	96.5 mm (3.8 in)	2 July 1976
Aug	47.0 mm (1.9 in)	5 August 2011
Sep	51.3 mm (2.0 in)	25 September 1986
Oct	43.2 mm (1.7 in)	1 October 1971
Nov	20.3 mm (0.8 in)	1 November 2000
Dec	20.3 mm (0.8 in)	19 December 2010

Period of Record Coverage

1968 to 2012

38 years of record at Bloomfield 5 NNE, 1968 to 2012. 32 years have data for under 90 percent of days and are left out of rankings: 1968, 1970, 1971, 1973, 1974, 1975, 1976, 1977 and others.

Days with data per year at Bloomfield 5 NNE
Year	Days with data	Share of year	Complete
1968	18	5%	No
1969	329	90%	Yes
1970	328	90%	No
1971	325	89%	No
1972	361	99%	Yes
1973	243	67%	No
1974	211	58%	No
1975	297	81%	No
1976	309	84%	No
1977	304	83%	No
1978	215	59%	No
1979	301	82%	No
1980	284	78%	No
1981	229	63%	No
1982	267	73%	No
1983	253	69%	No
1984	269	73%	No
1985	358	98%	Yes
1986	332	91%	Yes
1987	172	47%	No
1988	171	47%	No
1989	336	92%	Yes
1990	364	100%	Yes
1991	58	16%	No
1999	30	8%	No
2000	287	78%	No
2001	226	62%	No
2002	93	25%	No
2003	46	13%	No
2004	134	37%	No
2005	237	65%	No
2006	246	67%	No
2007	281	77%	No
2008	272	74%	No
2009	282	77%	No
2010	298	82%	No
2011	300	82%	No
2012	245	67%	No

Latest Records

Latest records at Bloomfield 5 NNE
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
13 August 2012	Bloomfield 5 NNE, US	daily rain	11.2 mm (0.4 in)	7.9 mm (0.31 in)	43 years	20 of 100 (Routine)
24 July 2012	Bloomfield 5 NNE, US	daily rain	41.4 mm (1.6 in)	14.7 mm (0.6 in)	1 year	16 of 100 (Routine)
6 July 2012	Bloomfield 5 NNE, US	daily rain	36.3 mm (1.4 in)	23.3 mm (0.9 in)	37 years	34 of 100 (Routine)
25 May 2012	Bloomfield 5 NNE, US	daily rain	27.4 mm (1.1 in)	12.4 mm (0.5 in)	2 years	16 of 100 (Routine)
27 April 2012	Bloomfield 5 NNE, US	daily rain	14.0 mm (0.6 in)	1.0 mm (0.04 in)	38 years	16 of 100 (Routine)
5 August 2011	Bloomfield 5 NNE, US	monthly rain	47.0 mm (1.9 in)	2.3 mm (0.09 in)	30 years	25 of 100 (Routine)
24 July 2011	Bloomfield 5 NNE, US	daily rain	26.7 mm (1.1 in)	24.4 mm (1.0 in)	29 years	32 of 100 (Routine)
28 May 2011	Bloomfield 5 NNE, US	daily rain	21.6 mm (0.9 in)	7.6 mm (0.30 in)	21 years	18 of 100 (Routine)
20 May 2011	Bloomfield 5 NNE, US	monthly rain (Tie)	50.8 mm (2.0 in)	tie	0 years	3 of 100 (Routine)
18 May 2011	Bloomfield 5 NNE, US	daily rain	14.2 mm (0.6 in)	11.7 mm (0.5 in)	33 years	20 of 100 (Routine)
10 May 2011	Bloomfield 5 NNE, US	monthly rain	50.8 mm (2.0 in)	0.5 mm (0.02 in)	28 years	22 of 100 (Routine)
17 April 2011	Bloomfield 5 NNE, US	daily rain	3.6 mm (0.14 in)	1.1 mm (0.04 in)	4 years	6 of 100 (Routine)
22 March 2011	Bloomfield 5 NNE, US	daily rain (Tie)	6.4 mm (0.25 in)	tie	36 years	3 of 100 (Routine)
19 February 2011	Bloomfield 5 NNE, US	daily rain (Tie)	5.1 mm (0.20 in)	tie	24 years	2 of 100 (Routine)
30 January 2011	Bloomfield 5 NNE, US	daily rain	10.4 mm (0.4 in)	7.1 mm (0.28 in)	40 years	20 of 100 (Routine)
29 January 2011	Bloomfield 5 NNE, US	daily rain	4.8 mm (0.19 in)	2.3 mm (0.09 in)	29 years	20 of 100 (Routine)
22 January 2011	Bloomfield 5 NNE, US	daily rain	2.3 mm (0.09 in)	2.3 mm (0.09 in)	40 years	20 of 100 (Routine)
18 January 2011	Bloomfield 5 NNE, US	daily rain	7.1 mm (0.28 in)	2.0 mm (0.08 in)	25 years	18 of 100 (Routine)
14 January 2011	Bloomfield 5 NNE, US	daily rain	7.9 mm (0.31 in)	6.9 mm (0.27 in)	33 years	20 of 100 (Routine)
8 January 2011	Bloomfield 5 NNE, US	daily rain	5.1 mm (0.20 in)	1.0 mm (0.04 in)	40 years	19 of 100 (Routine)

Extremes by Year

1968 to 2012

Yearly extremes at Bloomfield 5 NNE: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	41.7 C (107.1 F)	2007	37.8 C (100.0 F)	38
Coldest night (TNn)	-39.4 C (-38.9 F)	1989	-32.8 C (-27.0 F)	38
Wettest day (Rx1day)	96.5 mm (3.8 in)	1976	33.2 mm (1.3 in)	38
Wettest five days (Rx5day)	112.3 mm (4.4 in)	1973	45.8 mm (1.8 in)	37
Longest dry spell (CDD)	107 days	1977	43 days	38

Hottest day (TXx)

The hottest day of the year at Bloomfield 5 NNE, 1968 to 2012. The record is 41.7 C (107.1 F) in 2007, marked on the chart; the median year is 37.8 C (100.0 F).

Hottest day (TXx) at Bloomfield 5 NNE by year
Year	Hottest day (TXx)
1968	8.3 C (46.9 F)
1969	39.4 C (102.9 F)
1970	37.8 C (100.0 F)
1971	39.4 C (102.9 F)
1972	37.8 C (100.0 F)
1973	36.7 C (98.1 F)
1974	35.6 C (96.1 F)
1975	39.4 C (102.9 F)
1976	38.3 C (100.9 F)
1977	37.8 C (100.0 F)
1978	37.2 C (99.0 F)
1979	38.9 C (102.0 F)
1980	40.6 C (105.1 F)
1981	38.3 C (100.9 F)
1982	37.2 C (99.0 F)
1983	41.1 C (106.0 F)
1984	39.4 C (102.9 F)
1985	39.4 C (102.9 F)
1986	36.1 C (97.0 F)
1987	36.7 C (98.1 F)
1988	40.0 C (104.0 F)
1989	38.3 C (100.9 F)
1990	37.8 C (100.0 F)
1991	14.4 C (57.9 F)
1999	11.7 C (53.1 F)
2000	37.8 C (100.0 F)
2001	37.8 C (100.0 F)
2002	23.3 C (73.9 F)
2003	39.4 C (102.9 F)
2004	36.7 C (98.1 F)
2005	38.3 C (100.9 F)
2006	38.3 C (100.9 F)
2007	41.7 C (107.1 F)
2008	38.3 C (100.9 F)
2009	36.1 C (97.0 F)
2010	37.2 C (99.0 F)
2011	34.4 C (93.9 F)
2012	38.9 C (102.0 F)

Coldest night (TNn)

The coldest night of the year at Bloomfield 5 NNE, 1968 to 2012. The record is -39.4 C (-38.9 F) in 1989, marked on the chart; the median year is -32.8 C (-27.0 F).

Coldest night (TNn) at Bloomfield 5 NNE by year
Year	Coldest night (TNn)
1968	-28.9 C (-20.0 F)
1969	-37.8 C (-36.0 F)
1970	-38.3 C (-36.9 F)
1971	-32.8 C (-27.0 F)
1972	-36.7 C (-34.1 F)
1973	-34.4 C (-29.9 F)
1974	-37.8 C (-36.0 F)
1975	-32.2 C (-26.0 F)
1976	-28.3 C (-18.9 F)
1977	-37.2 C (-35.0 F)
1978	-33.3 C (-27.9 F)
1979	-36.7 C (-34.1 F)
1980	-33.3 C (-27.9 F)
1981	-30.0 C (-22.0 F)
1982	-38.9 C (-38.0 F)
1983	-38.9 C (-38.0 F)
1984	-29.4 C (-20.9 F)
1985	-34.4 C (-29.9 F)
1986	-38.3 C (-36.9 F)
1987	-23.3 C (-9.9 F)
1988	-30.6 C (-23.1 F)
1989	-39.4 C (-38.9 F)
1990	-35.6 C (-32.1 F)
1991	-32.8 C (-27.0 F)
1999	-18.3 C (-0.9 F)
2000	-28.3 C (-18.9 F)
2001	-25.6 C (-14.1 F)
2002	-31.1 C (-24.0 F)
2003	-26.7 C (-16.1 F)
2004	-20.6 C (-5.1 F)
2005	-32.8 C (-27.0 F)
2006	-30.6 C (-23.1 F)
2007	-31.1 C (-24.0 F)
2008	-33.9 C (-29.0 F)
2009	-34.4 C (-29.9 F)
2010	-32.8 C (-27.0 F)
2011	-31.7 C (-25.1 F)
2012	-28.9 C (-20.0 F)

Wettest day (Rx1day)

The wettest day of the year at Bloomfield 5 NNE, 1968 to 2012. The record is 96.5 mm (3.8 in) in 1976, marked on the chart; the median year is 33.2 mm (1.3 in).

Wettest day (Rx1day) at Bloomfield 5 NNE by year
Year	Wettest day (Rx1day)
1968	0.8 mm (0.03 in)
1969	32.3 mm (1.3 in)
1970	25.9 mm (1.0 in)
1971	43.2 mm (1.7 in)
1972	25.4 mm (1.0 in)
1973	85.1 mm (3.4 in)
1974	34.8 mm (1.4 in)
1975	43.2 mm (1.7 in)
1976	96.5 mm (3.8 in)
1977	20.1 mm (0.8 in)
1978	41.9 mm (1.6 in)
1979	16.8 mm (0.7 in)
1980	44.7 mm (1.8 in)
1981	19.1 mm (0.8 in)
1982	50.3 mm (2.0 in)
1983	24.4 mm (1.0 in)
1984	31.2 mm (1.2 in)
1985	32.5 mm (1.3 in)
1986	51.3 mm (2.0 in)
1987	33.8 mm (1.3 in)
1988	24.9 mm (1.0 in)
1989	19.1 mm (0.8 in)
1990	16.8 mm (0.7 in)
1991	2.8 mm (0.11 in)
1999	2.3 mm (0.09 in)
2000	34.0 mm (1.3 in)
2001	45.2 mm (1.8 in)
2002	6.6 mm (0.26 in)
2003	44.2 mm (1.7 in)
2004	50.8 mm (2.0 in)
2005	27.9 mm (1.1 in)
2006	23.9 mm (0.9 in)
2007	45.7 mm (1.8 in)
2008	41.9 mm (1.6 in)
2009	22.9 mm (0.9 in)
2010	38.6 mm (1.5 in)
2011	50.8 mm (2.0 in)
2012	41.4 mm (1.6 in)

Wettest five days (Rx5day)

The wettest five days of the year at Bloomfield 5 NNE, 1968 to 2012. The record is 112.3 mm (4.4 in) in 1973, marked on the chart; the median year is 45.8 mm (1.8 in).

Wettest five days (Rx5day) at Bloomfield 5 NNE by year
Year	Wettest five days (Rx5day)
1968	0.8 mm (0.03 in)
1969	55.9 mm (2.2 in)
1970	47.2 mm (1.9 in)
1971	61.0 mm (2.4 in)
1972	45.7 mm (1.8 in)
1973	112.3 mm (4.4 in)
1974	43.7 mm (1.7 in)
1975	59.5 mm (2.3 in)
1976	97.0 mm (3.8 in)
1977	29.8 mm (1.2 in)
1978	45.8 mm (1.8 in)
1979	33.4 mm (1.3 in)
1980	66.8 mm (2.6 in)
1981	35.5 mm (1.4 in)
1982	67.3 mm (2.6 in)
1983	28.7 mm (1.1 in)
1984	58.7 mm (2.3 in)
1985	58.7 mm (2.3 in)
1986	63.5 mm (2.5 in)
1987	45.7 mm (1.8 in)
1988	40.4 mm (1.6 in)
1989	37.6 mm (1.5 in)
1990	32.8 mm (1.3 in)
1991	6.1 mm (0.24 in)
1999	2.8 mm (0.11 in)
2000	49.0 mm (1.9 in)
2001	91.2 mm (3.6 in)
2002	12.7 mm (0.5 in)
2003	51.6 mm (2.0 in)
2004	74.9 mm (2.9 in)
2005	57.9 mm (2.3 in)
2006	42.9 mm (1.7 in)
2007	54.6 mm (2.1 in)
2008	41.9 mm (1.6 in)
2009	35.8 mm (1.4 in)
2010	81.6 mm (3.2 in)
2011	n/a
2012	28.5 mm (1.1 in)

Longest dry spell (CDD)

The longest dry spell of the year at Bloomfield 5 NNE, 1968 to 2012. The record is 107 days in 1977, marked on the chart; the median year is 43 days.

Longest dry spell (CDD) at Bloomfield 5 NNE by year
Year	Longest dry spell (CDD)
1968	15 days
1969	47 days
1970	77 days
1971	43 days
1972	47 days
1973	42 days
1974	25 days
1975	25 days
1976	75 days
1977	107 days
1978	50 days
1979	55 days
1980	99 days
1981	54 days
1982	44 days
1983	58 days
1984	43 days
1985	84 days
1986	45 days
1987	31 days
1988	35 days
1989	35 days
1990	40 days
1991	22 days
1999	15 days
2000	43 days
2001	56 days
2002	61 days
2003	14 days
2004	31 days
2005	43 days
2006	25 days
2007	43 days
2008	40 days
2009	55 days
2010	94 days
2011	2 days
2012	49 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.

Download the Data

Data for Bloomfield 5 NNE standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Bloomfield 5 NNE 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 2026-10-14 (14 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).