Few U.S. towns have colder winter nights than Lake Washington Township
Peak summer warmth arrives in July, with afternoons near 80°. Summers stay cool: July afternoons here are cooler than in 90% of U.S. towns. Compared with 1901–2000, the average now sits 1.5° higher. Seedlings are safe outdoors from about May 12, with the first autumn frost due around September 28.
A year in Lake Washington Township at a glance
Each month’s typical high and low, and what it brings.
What stands out about Lake Washington Township’s climate
Compared with towns across the U.S., with Lake Washington Township’s place in North Dakota beside it.
What a year in Lake Washington Township feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 139 frost-free days a year
In half of years the last 32° night comes by May 12 and the first by September 28. Frost and day counts come from NOAA’s station at Mc Henry 3w, ND, 10 miles from the town’s center, at about the same height.
The 2023 USDA map puts Lake Washington Township’s center in zone 4a: the coldest night of a typical winter, averaged over 1991–2020, reaches about −27°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
About 60 inches of snow a winter
Snow, measured at Mc Henry 3w, ND, falls mostly in December. Precipitation (rain plus melted snow) adds up to 20 inches a year; June is the wettest month and February the driest. Rain or snow falls on about 86 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Lake Washington Township
96% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through May.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Mc Henry 3w, ND.
Living with Lake Washington Township’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
139 frost-free days in zone 4a. The last frost comes by May 12 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Sep 28.
Months with highs of 62–84° and lows of 40° or more: May, June, July, August and September. 35 miles of trails are waiting.
Parks & trails →Cold waves are 40% of the yearly building losses FEMA expects in Lake Washington Township from natural hazards, the largest share. Normals are averages; the hazards page covers the extremes.
Natural hazards →Lake Washington Township and its neighbors
Every town next door is within a degree of Lake Washington Township in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Lake Washington Township’s, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Lake Washington Township, ND | −2° | 80° | 20" | 60" |
| Fergus Falls, MN | 0° | 81° | 26" | 50" |
| Watertown, SD | 2° | 81° | 25" | 41" |
| Gunnison, CO | 0° | 82° | 12" | 50" |
| Jackson, WY | 6° | 80° | 19" | 78" |
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.
Warmer than it used to be
The last 30 years in Lake Washington Township averaged 1.5° warmer than the 1900s. The biggest change is in January (+4.1°).
A bigger shift than in 60% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How Lake Washington Township compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Lake Washington Township’s place among North Dakota’s.
Lake Washington Township weather by month
Highs, lows and precipitation from NOAA’s grid at Lake Washington Township’s center; snow, wet days and snow on the ground from Mc Henry 3w, ND. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 17° | −2° | 0.5" | 11.4" | 6 | 30 | −7° – 24° |
| February | 22° | 3° | 0.4" | 9.4" | 6 | 26 | −3° – 26° |
| March | 35° | 15° | 0.7" | 8.2" | 5 | 23 | 13° – 39° |
| April | 52° | 29° | 1.1" | 4.3" | 6 | 7 | 28° – 49° |
| May | 66° | 42° | 2.7" | 0.9" | 9 | 0 | 48° – 61° |
| June | 75° | 53° | 3.5" | 0.0" | 10 | 0 | 59° – 68° |
| July | 80° | 57° | 3.5" | 0.0" | 9 | 0 | 62° – 74° |
| August | 79° | 54° | 2.5" | 0.0" | 8 | 0 | 60° – 71° |
| September | 70° | 45° | 2.0" | 0.0" | 7 | 0 | 52° – 63° |
| October | 54° | 32° | 1.6" | 2.5" | 7 | 2 | 34° – 48° |
| November | 36° | 18° | 0.7" | 8.8" | 6 | 14 | 13° – 39° |
| December | 22° | 5° | 0.6" | 14.3" | 7 | 26 | 0° – 23° |
| Year | 51° | 29° | 19.7" | 59.8" | 86 | 128 |
How much a month can swing
A normal is an average. January swings the most: from 1991 to 2020 its average ranged from -7° to 24°. June is the most reliable, staying within 8°.
Where Lake Washington Township’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Lake Washington Township’s center.
- Snow: Mc Henry 3w, ND.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Mc Henry 3w, ND, 10 miles from the town’s center, at about the same height; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Lake Washington Township’s climate
What is the weather like in Lake Washington Township?
A typical July afternoon reaches 80°, a January night drops to −2°, and about 60 inches of snow falls in a normal winter. Colder January nights than all but 29 U.S. towns; cooler July afternoons than 90% of U.S. towns.
How cold does it get in Lake Washington Township in winter?
January nights average −2°. About 185 nights a year reach 32° or below and 48 reach 0° or below. In the coldest January of the last 30 years the month averaged −7°.
How much snow does Lake Washington Township get?
About 60 inches in a normal winter at Mc Henry 3w, ND, most of it in December, with snow on the ground about 128 days a year.
How hot does it get in Lake Washington Township?
July, with a typical high of 80° and a low of 57°. About 8 days a year reach 90° (Mc Henry 3w, ND).
When is the first and last frost in Lake Washington Township?
In half of years the last spring frost (32°) comes by May 12 and the first fall frost by September 28, about 139 frost-free days, at Mc Henry 3w, ND.
What growing zone is Lake Washington Township in?
Zone 4a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −27°.
What is the best time of year to visit Lake Washington Township?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June, July, August and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Lake Washington Township getting warmer?
Yes: 1991–2020 averaged 1.5° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 60% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Lake Washington Township.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.