Hillview Threshold Days by Year (CA005011293)

17 fixed thresholds counted per year at Hillview (CA005011293): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hillview Thresholds

Hillview: days with 10 mm (0.39 in) or more of precipitation in 28 years, most in 1896 with 22.
Hillview: days with 10 cm (3.9 in) or more of snowfall in 28 years, most in 1896 with 11.
Hillview: days with 25 mm (0.98 in) or more of precipitation in 27 years, most in 1911 with 7.
Hillview: days with a maximum temperature at or below 0 C (32 F) in 18 years, most in 1896 with 144.
17 fixed thresholds have at least one qualifying day at Hillview.

Days at or above 30 C (86 F)

17 years with a qualifying day

Days per year at Hillview with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 22 in 1910.

Days at or above 30 C (86 F) per year at Hillview
Year	Days	Decade average
1895	5	6.8
1896	2	6.8
1897	15	6.8
1898	8	6.8
1899	4	6.8
1900	11	7.8
1901	15	7.8
1902	2	7.8
1903	4	7.8
1905	4	7.8
1906	14	7.8
1907	1	7.8
1909	11	7.8
1910	22	11
1911	7	11
1912	8	11
1913	7	11

For each year, a bar from the first to the last day at Hillview meeting 30 C (86 F).

First to last qualifying date each year at Hillview
Year	First date	Last date
1895	1895-07-02	1895-09-02
1896	1896-06-29	1896-07-01
1897	1897-05-04	1897-09-22
1898	1898-06-18	1898-09-27
1899	1899-07-09	1899-08-25
1900	1900-05-11	1900-08-02
1901	1901-05-16	1901-09-02
1902	1902-08-15	1902-08-27
1903	1903-05-14	1903-08-20
1905	1905-07-10	1905-09-28
1906	1906-05-11	1906-09-09
1907	1907-08-09	1907-08-09
1909	1909-06-18	1909-09-11
1910	1910-06-16	1910-09-16
1911	1911-05-05	1911-07-26
1912	1912-06-22	1912-06-30
1913	1913-05-27	1913-09-09

Every Fixed Threshold

Fixed thresholds at Hillview
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	17	22	1910	7
35 C (95 F): Days	5	6	1910	5
40 C (104 F): Days	1	1	1900	1
90 F (32.2 C): Days	12	12	1910	8
100 F (37.8 C): Days	2	2	1900	1
0 C (32 F): Ice days (max	18	144	1896	123
0 C (32 F): Frost days (min	17	217	1895	206
-10 C (14 F): Days with min	17	136	1896	121
-20 C (-4 F): Days with min	17	97	1897	69
-30 C (-22 F): Days with min	17	40	1899	27
-40 C (-40 F): Days with min	12	5	1899	2
20 C (68 F): Tropical nights (min	4	2	1910	1
10 mm (0.39 in): Days with 10 mm or more rain	28	22	1896	8
25 mm (0.98 in): Days with 25 mm or more rain	27	7	1911	4
50 mm (1.97 in): Days with 50 mm or more rain	9	2	1887	1
10 cm (3.9 in): Days with 10 cm or more snowfall	28	11	1896	3
25 cm (9.8 in): Days with 25 cm or more snowfall	13	2	1892	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1895.

Download the Data

Data for Hillview 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 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Hillview Threshold Days by Year (CA005011293)

Key Facts for Hillview Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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