Your nature year
Menomonee Falls, Wisconsinthrough the year
Also for West Bend, WI, Mequon, WI: the same nearby places.
When do frost, green-up and fall color come to Menomonee Falls?
The USA-NPN spring index puts first leaf here around Apr 15 and first bloom around May 15. Frost usually lets go around May 6 and comes back around Oct 8, according to the nearest NOAA station, Germantown Wastewater Utility: roughly 155 days without it.
Across Wisconsin, fall color is usually well under way by early October. Within 150 miles we follow 3 places, out to Lakewood 149 miles to the north. Indiana Dunes, 119 miles from Menomonee Falls, is the nearest fall foliage spot on this site, usually at its best Oct 11–20. Necedah Refuge (120 mi) is the pick for spring migration, with May (local timing). At some 841 feet up, Menomonee Falls is on low ground.
Updated Sep 29. Sources: US Census Bureau, 2024 Gazetteer (places) ↗ (opens in a new tab), US Census Bureau, city and town population estimates, 2024 ↗ (opens in a new tab), NOAA NCEI U.S. Climate Normals 1991–2020 (annual/seasonal) ↗ (opens in a new tab)
Menomonee Falls's year at a glance
- Frost possible
- Frost-free, ~May 6 to ~Oct 8
- First leaf ~Apr 15
- First bloom ~May 15
- Fall color under way ~Oct 8 (WI)
- Today
Near Menomonee Falls right now
- Fall color is usually well under way by early October in WisconsinStatewide · USA-NPN volunteer observations, 2020–2025 · not a forecast~9 days
- First fall frost usually around Oct 8 · last spring frost around May 6NOAA 1991–2020 normals, Germantown Wastewater Utility (5.5 mi, 50% dates)~9 days
- Fall foliage · Indiana Dunes · 119 miusually Oct 11–20~12 days
Menomonee Falls's nature year
- Apr: Spring green-upApr
- May: Last spring frostMay
- May: Spring migration · Necedah RefugeMay
- Oct: Fall color (WI)Oct
- Oct: First fall frostOct
Nearby, season by season
Fall foliage
- Indiana Dunes · 119 miusually Oct 11–20~12 days
- Lakewood · 149 miStatewide: usually well under way by early October~6 days
Spring migration
- Necedah Refuge · 120 miLocal timing: with May~7 months
Snow in Menomonee Falls
Snow usually becomes possible around Nov 23 (our calculation from NOAA's daily snow chances: the first day the chance of 0.1" or more of snow reaches 10%). NOAA's normals at Germantown Wastewater Utility (5.5 mi away): 54 inches of snow in an average year, about 15.6 days with 1 inch or more.
NOAA's chance of at least 0.1 inch of snow on each date (one value per week, September to May), averaged over 1991–2020. A typical year, not a forecast.
Frost and green-up
Last spring frost
May 6
Average (50% date)
First fall frost
Oct 8
About 155 days without frost between
Spring green-up
Apr 15
First bloom around May 15
Frost: NOAA 1991–2020 climate normals at Germantown Wastewater Utility (5.5 mi from Menomonee Falls), the day a 32 °F night is as likely as not. Green-up: the USA-NPN Spring Index, 1991–2020 average at the town.
Questions people ask
When is the first frost in Menomonee Falls?
On average around Oct 8, and the last spring frost around May 6: about 155 days without frost between. These are NOAA's 1991–2020 normals at Germantown Wastewater Utility, 5.5 miles away (the day a 32 °F night is as likely as not).
When does spring green-up reach Menomonee Falls?
The USA-NPN Spring Index puts first leaf around Apr 15 and first bloom around May 15, on average for 1991–2020 at the town.
Where can I see fall foliage near Menomonee Falls?
Indiana Dunes, 119 miles (usually Oct 11–20); Lakewood, 149 miles (statewide: usually well under way by early October). Distances are straight-line.
Where can I see spring migration near Menomonee Falls?
Necedah Refuge, 120 miles (local timing: with May). Distances are straight-line.
When does it start snowing in Menomonee Falls?
Snow usually becomes possible around Nov 23: our calculation from NOAA's daily snow chances: the first day the chance of 0.1" or more of snow reaches 10%, at Germantown Wastewater Utility. An average year brings 54 inches (NOAA 1991–2020). A typical year, not a forecast.Sources: NOAA NCEI U.S. Climate Normals 1991–2020 (annual/seasonal snowfall) ↗ (opens in a new tab), NOAA NCEI U.S. Climate Normals 1991–2020 (daily snowfall probabilities) ↗ (opens in a new tab)
How we know
US Census Bureau, 2024 Gazetteer (places) (opens in a new tab) (Sep 27) · US Census Bureau, city and town population estimates, 2024 (opens in a new tab) (Sep 27) · NOAA NCEI U.S. Climate Normals 1991–2020 (annual/seasonal) (opens in a new tab) (Sep 27) · USA National Phenology Network, Spring Index 1991–2020 averages (opens in a new tab) (Sep 27) · USA National Phenology Network, colored leaves observations (opens in a new tab) (Sep 29)