Tuusula Hyryla Threshold Days by Year (FIE00142271)

11 fixed thresholds counted per year at Tuusula Hyryla (FIE00142271): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tuusula Hyryla Thresholds

Tuusula Hyryla: days with 10 mm (0.39 in) or more of precipitation in 33 years, most in 1981 with 27.
Tuusula Hyryla: nights with a minimum temperature at or below 0 C (32 F) in 32 years, most in 1976 with 197.
Tuusula Hyryla: nights with a minimum temperature at or below -10 C (14 F) in 32 years, most in 1963 with 89.
Tuusula Hyryla: days with a maximum temperature at or below 0 C (32 F) in 31 years, most in 1985 with 108.
11 fixed thresholds have at least one qualifying day at Tuusula Hyryla.

Days at or above 30 C (86 F)

6 years with a qualifying day

Days per year at Tuusula Hyryla with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 3 in 1983.

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

First to last qualifying date each year at Tuusula Hyryla
Year	First date	Last date
1972	1972-06-28	1972-06-28
1973	1973-07-06	1973-07-06
1975	1975-08-06	1975-08-08
1977	1977-06-12	1977-06-13
1979	1979-06-08	1979-06-08
1983	1983-07-09	1983-07-11

Every Fixed Threshold

Fixed thresholds at Tuusula Hyryla
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	6	3	1983	3
90 F (32.2 C): Days	2	1	1972	1
0 C (32 F): Ice days (max	31	108	1985	45
0 C (32 F): Frost days (min	32	197	1976	150
-10 C (14 F): Days with min	32	89	1963	39
-20 C (-4 F): Days with min	31	42	1985	3
-30 C (-22 F): Days with min	17	10	1987	10
20 C (68 F): Tropical nights (min	1	1	1960	1
10 mm (0.39 in): Days with 10 mm or more rain	33	27	1981	17
25 mm (0.98 in): Days with 25 mm or more rain	26	4	1987	4
50 mm (1.97 in): Days with 50 mm or more rain	1	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 1972.

Download the Data

Data for Tuusula Hyryla 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).

Tuusula Hyryla Threshold Days by Year (FIE00142271)

Key Facts for Tuusula Hyryla Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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