A cold front moved southeast across the Florida Peninsula through the evening of January 12th and the morning of January 13th, with Canadian high pressure building into the area behind the front. This allowed for breezy northerly winds and cold air advection to bring temperatures down to well below freezing.
On the morning of January 15th, temperatures dipped below freezing for up to 11 hours over the Nature Coast, with hard freeze conditions reported for 2 to 6 hours.  Freezing temperatures lasted for up to 6 hours over Central Florida.  No crop damage was reported.
Levy County recorded sub-freezing temperatures for around 11 hours across much of the county.  The coldest temperature reported was 26 degrees at the FAWN site at Bronson.
Citrus County recorded sub-freezing temperatures for around 11 hours across much of the county.  The coldest temperature reported was 25 degrees at the COOP site at Inverness.
Hernando County recorded sub-freezing temperatures for around 10 hours across much of the county.  The coldest temperature reported was 25 degrees at the FAWN site at Brooksville.
Sumter County recorded sub-freezing temperatures for around 10 hours across much of the county.  The coldest temperature reported was 26 degrees at the FAWN site at Okahumpka near the eastern Sumter County border.
Pasco County recorded sub-freezing temperatures for around 9 hours across much of the county.  The coldest temperature reported was 27 degrees at the mesonet site at Zephyrhills.
Hillsborough County recorded sub-freezing temperatures for up to 6 hours, mostly over inland portions of the county.  The coldest temperature reported was 28 degrees at the mesonet site at Valrico.
Polk County recorded freezing temperatures for around 3 hours across parts of the county.  The coldest temperature reported was 32 degrees at the AWOS stations at Bartow and Lakeland and the COOP station at Lakeland.
Sarasota County recorded sub-freezing temperatures for up to 4 hours, mostly over eastern portions of the county.  The coldest temperature reported was 28 degrees at the FAWN site at North Port.
Hardee County recorded sub-freezing temperatures for around 3 hours across much of the county.  The coldest temperature reported was 28 degrees at the FAWN site at Ona.
DeSoto County recorded sub-freezing temperatures for around 2 hours across much of the county.  The coldest temperature reported was 29 degrees at the FAWN site at Arcadia.
Highlands County recorded sub-freezing temperatures for around 4 hours across most of the county with isolated areas staying below freezing for up to 8 hours.  The coldest temperature reported was 18 degrees at the COOP site at Archbold.

Frost/Freeze in LEVY, FLORIDA
From 14-JAN-12 22:00:00 to 15-JAN-12 09:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Levy County recorded sub-freezing temperatures for around 11 hours across much of the county.  The coldest temperature reported was 26 degrees at the FAWN site at Bronson.

Frost/Freeze in CITRUS, FLORIDA
From 14-JAN-12 22:00:00 to 15-JAN-12 09:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Citrus County recorded sub-freezing temperatures for around 11 hours across much of the county.  The coldest temperature reported was 25 degrees at the COOP site at Inverness.

Frost/Freeze in HERNANDO, FLORIDA
From 14-JAN-12 23:00:00 to 15-JAN-12 09:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Hernando County recorded sub-freezing temperatures for around 10 hours across much of the county.  The coldest temperature reported was 25 degrees at the FAWN site at Brooksville.

Frost/Freeze in SUMTER, FLORIDA
From 14-JAN-12 23:00:00 to 15-JAN-12 09:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Sumter County recorded sub-freezing temperatures for around 10 hours across much of the county.  The coldest temperature reported was 26 degrees at the FAWN site at Okahumpka near the eastern Sumter County border.

Frost/Freeze in PASCO, FLORIDA
From 15-JAN-12 00:00:00 to 15-JAN-12 09:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Pasco County recorded sub-freezing temperatures for around 9 hours across much of the county.  The coldest temperature reported was 27 degrees at the mesonet site at Zephyrhills.

Frost/Freeze in HILLSBOROUGH, FLORIDA
From 15-JAN-12 03:00:00 to 15-JAN-12 09:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Hillsborough County recorded sub-freezing temperatures for up to 6 hours, mostly over inland portions of the county.  The coldest temperature reported was 28 degrees at the mesonet site at Valrico.

Frost/Freeze in SARASOTA, FLORIDA
From 15-JAN-12 05:00:00 to 15-JAN-12 09:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Sarasota County recorded sub-freezing temperatures for up to 4 hours, mostly over eastern portions of the county.  The coldest temperature reported was 28 degrees at the FAWN site at North Port.

Frost/Freeze in HARDEE, FLORIDA
From 15-JAN-12 06:00:00 to 15-JAN-12 09:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Hardee County recorded sub-freezing temperatures for around 3 hours across much of the county.  The coldest temperature reported was 28 degrees at the FAWN site at Ona.

Frost/Freeze in DE SOTO, FLORIDA
From 15-JAN-12 07:00:00 to 15-JAN-12 09:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

DeSoto County recorded sub-freezing temperatures for around 2 hours across much of the county.  The coldest temperature reported was 29 degrees at the FAWN site at Arcadia.

Frost/Freeze in HIGHLANDS, FLORIDA
From 15-JAN-12 01:00:00 to 15-JAN-12 09:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Highlands County recorded sub-freezing temperatures for around 4 hours across most of the county with isolated areas staying below freezing for up to 8 hours.  The coldest temperature reported was 18 degrees at the COOP site at Archbold.

Frost/Freeze in POLK, FLORIDA
From 15-JAN-12 06:00:00 to 15-JAN-12 09:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Polk County recorded freezing temperatures for around 3 hours across parts of the county.  The coldest temperature reported was 32 degrees at the AWOS stations at Bartow and Lakeland and the COOP station at Lakeland.