Betteravia Weather Records (USC00040719)

Record envelope, standing records and threshold days for Betteravia (USC00040719), California, United States, with 31 years of record.

Key Facts for Betteravia

Betteravia (USC00040719) is a weather station in California, United States at 34.92 latitude and -120.35 longitude, 49 m (161 ft) above sea level.
The station reports from 1913 to 1943, 31 years of record.
1,464 records set at Betteravia still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: California, United States, 34.92 latitude, -120.35 longitude.
Elevation: 49 m (161 ft).
Period of record: 1913 to 1943, 31 years.
Eligible elements: none yet.

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 Betteravia. 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 Betteravia, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	28.9 C (84.0 F)	-13.3 C (8.1 F)	n/a	n/a
Feb	35.0 C (95.0 F)	-6.7 C (19.9 F)	n/a	n/a
Mar	34.4 C (93.9 F)	-2.8 C (27.0 F)	n/a	n/a
Apr	35.0 C (95.0 F)	-2.2 C (28.0 F)	n/a	n/a
May	38.3 C (100.9 F)	0.0 C (32.0 F)	n/a	n/a
Jun	41.1 C (106.0 F)	0.0 C (32.0 F)	n/a	n/a
Jul	35.6 C (96.1 F)	0.0 C (32.0 F)	n/a	n/a
Aug	32.8 C (91.0 F)	1.1 C (34.0 F)	n/a	n/a
Sep	38.9 C (102.0 F)	-2.2 C (28.0 F)	n/a	n/a
Oct	38.9 C (102.0 F)	-1.1 C (30.0 F)	n/a	n/a
Nov	34.4 C (93.9 F)	-6.1 C (21.0 F)	n/a	n/a
Dec	30.6 C (87.1 F)	-6.7 C (19.9 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Betteravia still stand. 1923 holds the most, with 94.

Standing records at Betteravia by the year they were set
Year set	Standing records
1913	68
1914	37
1915	35
1916	30
1917	50
1918	39
1919	43
1920	76
1921	67
1922	60
1923	94
1924	75
1925	66
1926	41
1927	16
1928	33
1929	80
1930	52
1931	65
1932	42
1933	29
1934	12
1935	42
1937	46
1938	46
1939	44
1940	61
1941	79
1942	34
1943	2

Wettest Day of Each Month

Feb: 74.9 mm (2.9 in)

The wettest day on record for each calendar month at Betteravia. The most was 74.9 mm (2.9 in) on 3 February 1928.

Record daily precipitation for each month at Betteravia
Month	Record daily precipitation (mm)	Date
Jan	62.2 mm (2.4 in)	22 January 1943
Feb	74.9 mm (2.9 in)	3 February 1928
Mar	45.0 mm (1.8 in)	4 March 1941
Apr	44.2 mm (1.7 in)	5 April 1923
May	16.8 mm (0.7 in)	19 May 1925
Jun	43.7 mm (1.7 in)	5 June 1933
Jul	2.8 mm (0.11 in)	9 July 1936
Aug	16.5 mm (0.6 in)	13 August 1931
Sep	52.1 mm (2.1 in)	29 September 1916
Oct	29.5 mm (1.2 in)	30 October 1927
Nov	43.4 mm (1.7 in)	17 November 1935
Dec	73.2 mm (2.9 in)	29 December 1941

Period of Record Coverage

1913 to 1943

30 years of record at Betteravia, 1913 to 1943. 9 years have data for under 90 percent of days and are left out of rankings: 1918, 1921, 1923, 1932, 1933, 1934, 1935, 1937 and others.

Days with data per year at Betteravia
Year	Days with data	Share of year	Complete
1913	365	100%	Yes
1914	364	100%	Yes
1915	365	100%	Yes
1916	366	100%	Yes
1917	365	100%	Yes
1918	256	70%	No
1919	363	99%	Yes
1920	364	99%	Yes
1921	268	73%	No
1922	337	92%	Yes
1923	328	90%	No
1924	366	100%	Yes
1925	365	100%	Yes
1926	365	100%	Yes
1927	365	100%	Yes
1928	366	100%	Yes
1929	365	100%	Yes
1930	365	100%	Yes
1931	365	100%	Yes
1932	308	84%	No
1933	319	87%	No
1934	182	50%	No
1935	151	41%	No
1937	274	75%	No
1938	365	100%	Yes
1939	365	100%	Yes
1940	365	100%	Yes
1941	365	100%	Yes
1942	365	100%	Yes
1943	107	29%	No

Latest Records

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

Climate Trend

20 complete years, 1913 to 1942

One stripe for each of 20 complete years at Betteravia, 1913 to 1942. Blue stripes are years cooler than the station's own mean of 14.5 C (58.2 F); red stripes are warmer. The coolest year was 1919, at 13.5 C (56.3 F), and the warmest was 1941, at 15.7 C (60.3 F). The strongest colour marks a difference of 1.2 C (2.2 F).

Annual mean temperature at Betteravia as warming stripes, 1913 to 1942
Year	Annual mean temperature	Difference from the station mean
1913	14.3 C	-0.25 C
1914	14.9 C	+0.36 C
1915	14.7 C	+0.14 C
1916	13.7 C	-0.88 C
1917	14.1 C	-0.46 C
1919	13.5 C	-1.03 C
1920	13.9 C	-0.63 C
1924	13.9 C	-0.67 C
1925	15.1 C	+0.60 C
1926	15.7 C	+1.16 C
1927	14.4 C	-0.19 C
1928	14.3 C	-0.22 C
1929	14.8 C	+0.24 C
1930	15.2 C	+0.63 C
1931	15.4 C	+0.89 C
1938	14.2 C	-0.36 C
1939	14.1 C	-0.42 C
1940	15.4 C	+0.86 C
1941	15.7 C	+1.16 C
1942	13.6 C	-0.93 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

1913 to 1943

Yearly extremes at Betteravia: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	41.1 C (106.0 F)	1917	34.7 C (94.5 F)	30
Coldest night (TNn)	-13.3 C (8.1 F)	1913	-3.6 C (25.5 F)	30
Wettest day (Rx1day)	74.9 mm (2.9 in)	1928	40.1 mm (1.6 in)	31
Wettest five days (Rx5day)	168.2 mm (6.6 in)	1914	74.8 mm (2.9 in)	31
Longest dry spell (CDD)	176 days	1914	61 days	31

Hottest day (TXx)

The hottest day of the year at Betteravia, 1913 to 1943. The record is 41.1 C (106.0 F) in 1917, marked on the chart; the median year is 34.7 C (94.5 F).

Hottest day (TXx) at Betteravia by year
Year	Hottest day (TXx)
1913	37.2 C (99.0 F)
1914	34.4 C (93.9 F)
1915	32.2 C (90.0 F)
1916	33.3 C (91.9 F)
1917	41.1 C (106.0 F)
1918	33.3 C (91.9 F)
1919	36.7 C (98.1 F)
1920	32.2 C (90.0 F)
1921	35.6 C (96.1 F)
1922	35.6 C (96.1 F)
1923	37.2 C (99.0 F)
1924	35.0 C (95.0 F)
1925	33.3 C (91.9 F)
1926	35.0 C (95.0 F)
1927	38.3 C (100.9 F)
1928	32.2 C (90.0 F)
1929	39.4 C (102.9 F)
1930	38.3 C (100.9 F)
1931	36.7 C (98.1 F)
1932	35.0 C (95.0 F)
1933	33.3 C (91.9 F)
1934	30.6 C (87.1 F)
1935	26.7 C (80.1 F)
1936	n/a
1937	30.6 C (87.1 F)
1938	33.3 C (91.9 F)
1939	38.9 C (102.0 F)
1940	34.4 C (93.9 F)
1941	33.3 C (91.9 F)
1942	35.6 C (96.1 F)
1943	29.4 C (84.9 F)

Coldest night (TNn)

The coldest night of the year at Betteravia, 1913 to 1943. The record is -13.3 C (8.1 F) in 1913, marked on the chart; the median year is -3.6 C (25.5 F).

Coldest night (TNn) at Betteravia by year
Year	Coldest night (TNn)
1913	-13.3 C (8.1 F)
1914	-1.1 C (30.0 F)
1915	-2.2 C (28.0 F)
1916	-2.8 C (27.0 F)
1917	-3.3 C (26.1 F)
1918	-3.3 C (26.1 F)
1919	-4.4 C (24.1 F)
1920	-3.9 C (25.0 F)
1921	-3.3 C (26.1 F)
1922	-6.7 C (19.9 F)
1923	-5.0 C (23.0 F)
1924	-6.1 C (21.0 F)
1925	-2.2 C (28.0 F)
1926	-3.3 C (26.1 F)
1927	-2.8 C (27.0 F)
1928	-5.0 C (23.0 F)
1929	-6.7 C (19.9 F)
1930	-6.7 C (19.9 F)
1931	-6.1 C (21.0 F)
1932	-6.7 C (19.9 F)
1933	-6.1 C (21.0 F)
1934	-3.3 C (26.1 F)
1935	-3.9 C (25.0 F)
1936	n/a
1937	-2.2 C (28.0 F)
1938	-5.0 C (23.0 F)
1939	-2.8 C (27.0 F)
1940	-2.2 C (28.0 F)
1941	-3.3 C (26.1 F)
1942	-3.9 C (25.0 F)
1943	-3.3 C (26.1 F)

Wettest day (Rx1day)

The wettest day of the year at Betteravia, 1913 to 1943. The record is 74.9 mm (2.9 in) in 1928, marked on the chart; the median year is 40.1 mm (1.6 in).

Wettest day (Rx1day) at Betteravia by year
Year	Wettest day (Rx1day)
1913	33.5 mm (1.3 in)
1914	61.0 mm (2.4 in)
1915	69.6 mm (2.7 in)
1916	57.7 mm (2.3 in)
1917	27.2 mm (1.1 in)
1918	32.0 mm (1.3 in)
1919	24.4 mm (1.0 in)
1920	35.1 mm (1.4 in)
1921	22.9 mm (0.9 in)
1922	29.2 mm (1.1 in)
1923	44.2 mm (1.7 in)
1924	33.0 mm (1.3 in)
1925	40.1 mm (1.6 in)
1926	25.4 mm (1.0 in)
1927	51.6 mm (2.0 in)
1928	74.9 mm (2.9 in)
1929	29.5 mm (1.2 in)
1930	27.9 mm (1.1 in)
1931	43.2 mm (1.7 in)
1932	25.4 mm (1.0 in)
1933	56.6 mm (2.2 in)
1934	29.2 mm (1.1 in)
1935	43.4 mm (1.7 in)
1936	40.4 mm (1.6 in)
1937	35.6 mm (1.4 in)
1938	59.7 mm (2.4 in)
1939	43.2 mm (1.7 in)
1940	41.4 mm (1.6 in)
1941	73.2 mm (2.9 in)
1942	32.3 mm (1.3 in)
1943	62.2 mm (2.4 in)

Wettest five days (Rx5day)

The wettest five days of the year at Betteravia, 1913 to 1943. The record is 168.2 mm (6.6 in) in 1914, marked on the chart; the median year is 74.8 mm (2.9 in).

Wettest five days (Rx5day) at Betteravia by year
Year	Wettest five days (Rx5day)
1913	52.1 mm (2.1 in)
1914	168.2 mm (6.6 in)
1915	100.9 mm (4.0 in)
1916	106.0 mm (4.2 in)
1917	61.7 mm (2.4 in)
1918	36.1 mm (1.4 in)
1919	44.2 mm (1.7 in)
1920	22.3 mm (0.9 in)
1921	63.5 mm (2.5 in)
1922	36.6 mm (1.4 in)
1923	78.3 mm (3.1 in)
1924	47.8 mm (1.9 in)
1925	74.8 mm (2.9 in)
1926	77.0 mm (3.0 in)
1927	94.2 mm (3.7 in)
1928	54.3 mm (2.1 in)
1929	44.3 mm (1.7 in)
1930	57.9 mm (2.3 in)
1931	99.8 mm (3.9 in)
1932	86.2 mm (3.4 in)
1933	100.1 mm (3.9 in)
1934	55.3 mm (2.2 in)
1935	43.4 mm (1.7 in)
1936	119.2 mm (4.7 in)
1937	63.9 mm (2.5 in)
1938	92.7 mm (3.6 in)
1939	63.3 mm (2.5 in)
1940	90.4 mm (3.6 in)
1941	119.9 mm (4.7 in)
1942	106.0 mm (4.2 in)
1943	127.2 mm (5.0 in)

Longest dry spell (CDD)

The longest dry spell of the year at Betteravia, 1913 to 1943. The record is 176 days in 1914, marked on the chart; the median year is 61 days.

Longest dry spell (CDD) at Betteravia by year
Year	Longest dry spell (CDD)
1913	61 days
1914	176 days
1915	26 days
1916	26 days
1917	32 days
1918	12 days
1919	36 days
1920	21 days
1921	52 days
1922	17 days
1923	34 days
1924	31 days
1925	28 days
1926	149 days
1927	136 days
1928	124 days
1929	101 days
1930	96 days
1931	78 days
1932	60 days
1933	78 days
1934	132 days
1935	116 days
1936	46 days
1937	158 days
1938	139 days
1939	115 days
1940	163 days
1941	33 days
1942	149 days
1943	20 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 Betteravia standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Betteravia 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).