Monthly climate averages for Appleton, Canada. Based on 10-year ERA5 reanalysis data.
Dfb Warm-Summer Continental
Climate OverviewAppleton, Canada in December has cold conditions, with highs averaging around 1.6°C (35°F). Rain falls on about 14 days this month.
This month falls at the beginning of Winter. Cold conditions dominate the month.
Daily highs in December gradually drop from around 3°C (38°F) at the start to 0°C (32°F) by month's end.
December sees fairly even rainfall, totalling about 115 mm across the month.
The warmest days tend to fall around the 1th, averaging 3.9°C (39°F).
Compared to November, this month is about 4°C cooler with 2 fewer rainy days. Temperatures begin dropping heading into January.
Daily averages based on historical data (2016–2025)
Cold daytime highs of 2°C (35°F) mean shorter outdoor excursions with warming breaks. Keep afternoons flexible as tropical showers are common — they typically clear within an hour.
Wet weather can spread across much of the day, so it is best to keep outdoor plans flexible.
1 of the last 5 yearly records were warmer than this month's long-run average.
| Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | -1°C / -7°C | -6°C / -13°C | 13days (98 mm) Wet | 4h Fair | 80% Humid | 1.5 Low | Poor | View Details |
| February | -1°C / -9°C | -6°C / -14°C | 12days (102 mm) Wet | 5.6h Fair | 77% Humid | 2.4 Moderate | Poor | View Details |
| March | 2°C / -5°C | -3°C / -10°C | 15days (107 mm) Wet | 6.5h Fair | 77% Humid | 3.2 Moderate | Poor | View Details |
| April | 6°C / -1°C | 2°C / -6°C | 13days (99 mm) Wet | 7.3h Good | 78% Humid | 4.3 Moderate | Poor | View Details |
| May | 12°C / 3°C | 9°C / -1°C | 13days (86 mm) Wet | 8.2h Good | 75% Muggy | 4.9 Moderate | Poor | View Details |
| June best | 19°C / 9°C | 17°C / 6°C | 13days (84 mm) Wet | 9h Good | 76% Humid | 5.4 High | Good | View Details |
| July best | 23°C / 14°C | 23°C / 13°C | 12days (86 mm) Wet | 10h Excellent | 76% Humid | 6.1 High | Excellent | View Details |
| August best | 23°C / 15°C | 23°C / 14°C | 12days (87 mm) Wet | 9.2h Good | 76% Humid | 5.2 High | Excellent | View Details |
| September best | 18°C / 11°C | 16°C / 9°C | 12days (84 mm) Wet | 7.4h Good | 78% Humid | 3.9 Moderate | Good | View Details |
| October | 12°C / 6°C | 9°C / 2°C | 12days (89 mm) Wet | 6h Fair | 81% Humid | 2.5 Moderate | Fair | View Details |
| November | 6°C / 1°C | 2°C / -3°C | 16days (136 mm) Wet | 3.8h Poor | 83% Humid | 1.4 Low | Poor | View Details |
| December | 2°C / -3°C | -3°C / -8°C | 14days (115 mm) Wet | 3.4h Poor | 82% Humid | 1.1 Low | Poor | View Details |
Full winter gear is a must — insulated coat, thermal base layers, warm hat, gloves, and waterproof boots.
A waterproof jacket or compact umbrella is recommended for occasional showers.
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