Ham Lake, MN climate
Ham Lake has cold, snowy winters and pleasant summers. A typical July afternoon reaches 82°, a January night drops to 5°, and about 64 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decade12° warmer than normal today. The forecast high is 76°, and a typical Sep 30 in Ham Lake peaks around 64°.Live forecast: National Weather Service · Normal: NOAA 1991–2020
What a year in Ham Lake feels like
Winter
Spring
Summer
Fall
Ham Lake weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 22° | 5° | 0.7" | 13.8" | 10 | 28 | 2° – 27° |
| February | 28° | 9° | 0.8" | 10.7" | 8 | 28 | 6° – 31° |
| March | 41° | 22° | 1.5" | 11.2" | 9 | 21 | 23° – 46° |
| April | 56° | 34° | 2.8" | 4.1" | 10 | 2 | 34° – 53° |
| May | 69° | 47° | 4.2" | 0 | 13 | 0 | 53° – 65° |
| June | 78° | 57° | 4.7" | 0 | 13 | 0 | 63° – 71° |
| July | 82° | 62° | 4.4" | 0 | 12 | 0 | 65° – 77° |
| August | 80° | 59° | 4.3" | 0 | 11 | 0 | 64° – 74° |
| September | 72° | 51° | 3.3" | 0 | 10 | 0 | 54° – 66° |
| October | 57° | 38° | 2.9" | 0.9" | 10 | 0 | 40° – 53° |
| November | 41° | 25° | 1.6" | 12.7" | 9 | 10 | 23° – 45° |
| December | 27° | 12° | 1.1" | 10.5" | 9 | 24 | 5° – 29° |
| Year | 54° | 35° | 32.4" | 63.9" | 123 | 113 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Ham Lake
Ham Lake gets 32 inches of rain and melted snow a year. June is the wettest month and January the driest. Rain or snow falls on about 123 days a year. Snow covers the ground about 113 days of the year.
About 158 frost-free days a year
In half of years the last 32° night comes by May 1 and the first one by October 7. That leaves about 158 frost-free days for gardens, shorter than 73% of U.S. towns.
Heating and cooling a home in Ham Lake
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Ham Lake, 94% of that work is heating and 6% is cooling, so the furnace matters far more than the air conditioner.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
Ham Lake and its neighbors
Ham Lake borders 4 towns with climate data. January nights across them vary by 0.8°. East Bethel has the coldest January nights (5°) and Blaine the hottest July afternoons (82°). Ham Lake’s January low is 5° and its July high 82°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Ham Lake compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Ham Lake averaged 1.6° warmer than the 1900s. The biggest change is in January (+3.5°). The shift is larger than in 76% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Ham Lake’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 6° to 31°. June is the most reliable, staying within 8°.
Common questions about Ham Lake’s climate
What is the coldest month in Ham Lake?
January, with a typical high of 22° and a low of 5°.
What is the hottest month in Ham Lake?
July, with a typical high of 82° and a low of 62°. About 4 days a year reach 90°.
How much snow does Ham Lake get?
About 64 inches in a normal winter, most of it in January.
When is the first frost in Ham Lake?
In half of years the first 32° night comes by October 7, and the last spring frost by May 1.
What is the rainiest month in Ham Lake?
June, with 4.7 inches of rain and melted snow. The year totals 32 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Ham Lake itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Cedar, MN (6 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.