Pine Grove Fire Twr Threshold Days by Year (USC00167304)

14 fixed thresholds counted per year at Pine Grove Fire Twr (USC00167304): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pine Grove Fire Twr Thresholds

Pine Grove Fire Twr: days with 10 mm (0.39 in) or more of precipitation in 79 years, most in 1994 with 68.
Pine Grove Fire Twr: days with 25 mm (0.98 in) or more of precipitation in 79 years, most in 1961 with 36.
Pine Grove Fire Twr: days with 50 mm (1.97 in) or more of precipitation in 79 years, most in 1995 with 14.
Pine Grove Fire Twr: days with 100 mm (3.94 in) or more of precipitation in 48 years, most in 1977 with 5.
14 fixed thresholds have at least one qualifying day at Pine Grove Fire Twr.

Days at or above 30 C (86 F)

6 years with a qualifying day

Days per year at Pine Grove Fire Twr with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 145 in 1948.

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

First to last qualifying date each year at Pine Grove Fire Twr
Year	First date	Last date
1943	1943-04-10	1943-10-03
1944	1944-05-11	1944-10-31
1945	1945-03-04	1945-10-01
1947	1947-06-03	1947-10-27
1948	1948-03-20	1948-11-01
1950	1950-03-26	1950-11-02

Every Fixed Threshold

Fixed thresholds at Pine Grove Fire Twr
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	6	145	1948	130
35 C (95 F): Days	6	60	1948	22
40 C (104 F): Days	1	1	1947	1
90 F (32.2 C): Days	6	106	1943	86
100 F (37.8 C): Days	4	7	1947	1
0 C (32 F): Frost days (min	7	38	1947	14
-10 C (14 F): Days with min	1	2	1948	2
20 C (68 F): Tropical nights (min	7	102	1950	102
25 C (77 F): Days with min	2	2	1950	2
10 mm (0.39 in): Days with 10 mm or more rain	79	68	1994	30
25 mm (0.98 in): Days with 25 mm or more rain	79	36	1961	18
50 mm (1.97 in): Days with 50 mm or more rain	79	14	1995	5
100 mm (3.94 in): Days with 100 mm or more rain	48	5	1977	1
200 mm (7.87 in): Days with 200 mm or more rain	7	1	1962	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1943.

Download the Data

Data for Pine Grove Fire Twr 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 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Year	Days	Decade average
1943	142	131.2
1944	140	131.2
1945	116	131.2
1947	113	131.2
1948	145	131.2
1950	130	130

Pine Grove Fire Twr Threshold Days by Year (USC00167304)

Key Facts for Pine Grove Fire Twr Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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