Crystal Lake 4NW Threshold Days by Year (USC00112048)

16 fixed thresholds counted per year at Crystal Lake 4NW (USC00112048): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Crystal Lake 4NW Thresholds

Crystal Lake 4NW: days with 10 mm (0.39 in) or more of precipitation in 27 years, most in 2009 with 39.
Crystal Lake 4NW: days with 25 mm (0.98 in) or more of precipitation in 27 years, most in 2007 with 15.
Crystal Lake 4NW: days with 10 cm (3.9 in) or more of snowfall in 22 years, most in 2008 with 7.
Crystal Lake 4NW: days with 50 mm (1.97 in) or more of precipitation in 20 years, most in 1998 with 4.
16 fixed thresholds have at least one qualifying day at Crystal Lake 4NW.

Days at or above 30 C (86 F)

9 years with a qualifying day

Days per year at Crystal Lake 4NW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 67 in 2012.

For each year, a bar from the first to the last day at Crystal Lake 4NW meeting 30 C (86 F).

First to last qualifying date each year at Crystal Lake 4NW
Year	First date	Last date
2011	2011-05-11	2011-09-03
2012	2012-05-04	2012-09-13
2013	2013-05-02	2013-09-20
2019	2019-06-27	2019-09-21
2020	2020-05-25	2020-08-29
2021	2021-04-28	2021-09-18
2022	2022-05-11	2022-08-07
2023	2023-05-08	2023-09-06
2026	2026-05-17	2026-09-14

Every Fixed Threshold

Fixed thresholds at Crystal Lake 4NW
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	9	67	2012	10
35 C (95 F): Days	7	18	2012	2
90 F (32.2 C): Days	9	47	2012	3
100 F (37.8 C): Days	1	5	2012	5
0 C (32 F): Ice days (max	9	52	2013	18
0 C (32 F): Frost days (min	9	148	2013	67
-10 C (14 F): Days with min	9	58	2013	16
-20 C (-4 F): Days with min	8	9	2019	1
-30 C (-22 F): Days with min	1	3	2019	3
20 C (68 F): Tropical nights (min	9	27	2012	4
25 C (77 F): Days with min	1	2	2012	2
10 mm (0.39 in): Days with 10 mm or more rain	27	39	2009	28
25 mm (0.98 in): Days with 25 mm or more rain	27	15	2007	11
50 mm (1.97 in): Days with 50 mm or more rain	20	4	1998	1
100 mm (3.94 in): Days with 100 mm or more rain	5	1	2002	1
10 cm (3.9 in): Days with 10 cm or more snowfall	22	7	2008	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2011.

Download the Data

Data for Crystal Lake 4NW 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).

Year	Days	Decade average
2011	42	43.8
2012	67	43.8
2013	38	43.8
2019	28	43.8
2020	48	35
2021	50	35
2022	28	35
2023	39	35
2026	10	35

Crystal Lake 4NW Threshold Days by Year (USC00112048)

Key Facts for Crystal Lake 4NW Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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