Rochelle 6 NW Threshold Days by Year (USC00117349)

16 fixed thresholds counted per year at Rochelle 6 NW (USC00117349): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Rochelle 6 NW Thresholds

Rochelle 6 NW: days with 10 mm (0.39 in) or more of precipitation in 50 years, most in 1972 with 42.
Rochelle 6 NW: days with 25 mm (0.98 in) or more of precipitation in 50 years, most in 1938 with 15.
Rochelle 6 NW: days with 10 cm (3.9 in) or more of snowfall in 40 years, most in 1951 with 6.
Rochelle 6 NW: days with 50 mm (1.97 in) or more of precipitation in 35 years, most in 1926 with 4.
16 fixed thresholds have at least one qualifying day at Rochelle 6 NW.

Days at or above 30 C (86 F)

19 years with a qualifying day

Days per year at Rochelle 6 NW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 51 in 1956.

Days at or above 30 C (86 F) per year at Rochelle 6 NW
Year	Days	Decade average
1956	51	43.5
1957	45	43.5
1958	28	43.5
1959	50	43.5
1960	30	35.9
1961	34	35.9
1962	39	35.9
1963	40	35.9
1964	41	35.9
1966	37	35.9
1969	30	35.9
1970	36	28.8
1971	37	28.8
1972	24	28.8
1973	21	28.8
1974	24	28.8
1975	28	28.8
1976	26	28.8
1977	34	28.8

For each year, a bar from the first to the last day at Rochelle 6 NW meeting 30 C (86 F).

First to last qualifying date each year at Rochelle 6 NW
Year	First date	Last date
1956	1956-05-12	1956-09-25
1957	1957-06-16	1957-09-19
1958	1958-05-14	1958-09-25
1959	1959-05-02	1959-09-23
1960	1960-06-12	1960-09-09
1961	1961-05-14	1961-09-11
1962	1962-04-27	1962-10-16
1963	1963-05-09	1963-10-06
1964	1964-05-19	1964-09-11
1966	1966-06-05	1966-09-12
1969	1969-05-28	1969-10-05
1970	1970-04-29	1970-09-22
1971	1971-06-04	1971-10-01
1972	1972-05-18	1972-08-29
1973	1973-06-08	1973-09-01
1974	1974-05-21	1974-08-26
1975	1975-05-18	1975-08-24
1976	1976-06-08	1976-09-08
1977	1977-04-16	1977-08-27

Every Fixed Threshold

Fixed thresholds at Rochelle 6 NW
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	19	51	1956	34
35 C (95 F): Days	12	4	1963	2
90 F (32.2 C): Days	19	26	1964	9
100 F (37.8 C): Days	2	1	1956	1
0 C (32 F): Ice days (max	19	85	1960	61
0 C (32 F): Frost days (min	20	163	1976	126
-10 C (14 F): Days with min	20	65	1960	62
-20 C (-4 F): Days with min	20	41	1963	27
-30 C (-22 F): Days with min	6	4	1963	1
20 C (68 F): Tropical nights (min	20	31	1959	14
10 mm (0.39 in): Days with 10 mm or more rain	50	42	1972	36
25 mm (0.98 in): Days with 25 mm or more rain	50	15	1938	12
50 mm (1.97 in): Days with 50 mm or more rain	35	4	1926	2
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1954	1
10 cm (3.9 in): Days with 10 cm or more snowfall	40	6	1951	3
25 cm (9.8 in): Days with 25 cm or more snowfall	4	1	1933	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1956.

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Data for Rochelle 6 NW 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Rochelle 6 NW Threshold Days by Year (USC00117349)

Key Facts for Rochelle 6 NW Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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