Paramus, United States — Weather in December 2026

Monthly climate averages for Paramus, United States. Based on 10-year ERA5 reanalysis data.

Cfa Humid Subtropical
1.2 /10
Poor

December is a poor month in Paramus

Climate Overview

Paramus, United States in December has cold conditions, with highs averaging around 6°C (43°F). Rain falls on about 11 days this month.

This month falls at the beginning of Winter. Cold conditions dominate the month.

Temperatures remain fairly steady throughout December, with daily highs around 7°C (45°F).

Rainfall is heaviest during the middle of the month, while the first third tends to be drier.

Expect around 6.0h of sunshine at the start of December, decreasing to 4.9h by the end.

The warmest days tend to fall around the 1th, averaging 8°C (46°F).

Compared to November, this month is about 6°C cooler with 3 more rainy days.

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Monthly December Averages

Temperature
6°C / -1°C
Feels Like
2°C / -5°C
Rain
11 days · 106 mm
Sunshine
5.6h / day
Humidity
72% — Humid
Wind
17 km/h
Wind Direction
WNW (285°)
Gusts
38 km/h
Daylight
9.3 h
Cloud Cover
61%
Clear Sky Days
3.1
UV Index
2 — Low
Dew Point
-2°C — Dry
Moon Phase
Waxing Crescent · 31%
Snow Days
5 days · 11.2 cm
Frost Days
19 days

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

12°C 9°C 6°C 3°C 0°C -3°C -6°C 151015202531
HighLow

Daily Precipitation

0 mm 2 mm 4 mm 6 mm 8 mm 151015202531
Rainfall

Daily Sunshine

0h 2h 4h 6h 8h 10h 151015202531
Sunshine

Daily Wind Speed

0 5 10 15 20 25 151015202531
Wind Speed
Sun Position
Sunrise 07:15
Daylight 9.3h
Sunset 16:30

What to Expect

Cold daytime highs of 6°C (43°F) mean shorter outdoor excursions with warming breaks.

Rain usually comes in shorter passing showers rather than all-day rain.

2 of the last 5 yearly records were warmer than this month's long-run average.

Compare Months

January
Poor
Temp
4°C / -3°C
Feels Like
0°C / -7°C
Rain
9days (87 mm) Wet
Sun
6h Fair
Humidity
67% Muggy
UV
2.3 Moderate
Snow Days
6days
View Details
February
Poor
Temp
6°C / -2°C
Feels Like
3°C / -6°C
Rain
10days (87 mm) Wet
Sun
6.6h Fair
Humidity
69% Muggy
UV
3.4 Moderate
Snow Days
7days
View Details
March
Poor
Temp
10°C / 1°C
Feels Like
7°C / -3°C
Rain
11days (96 mm) Wet
Sun
8.1h Good
Humidity
66% Muggy
UV
4.6 Moderate
Snow Days
4days
View Details
April
Fair
Temp
16°C / 6°C
Feels Like
14°C / 3°C
Rain
11days (103 mm) Wet
Sun
8.7h Good
Humidity
67% Muggy
UV
5.3 High
Snow Days
1days
View Details
May best
Excellent
Temp
21°C / 12°C
Feels Like
21°C / 10°C
Rain
13days (109 mm) Wet
Sun
9.3h Good
Humidity
73% Muggy
UV
6.2 High
View Details
June best
Excellent
Temp
27°C / 17°C
Feels Like
28°C / 17°C
Rain
11days (84 mm) Wet
Sun
11.1h Excellent
Humidity
70% Muggy
UV
7 High
View Details
July
Good
Temp
30°C / 21°C
Feels Like
33°C / 23°C
Rain
14days (131 mm) Wet
Sun
11.5h Excellent
Humidity
73% Muggy
UV
7.3 Very High
View Details
August best
Excellent
Temp
28°C / 20°C
Feels Like
31°C / 22°C
Rain
13days (105 mm) Wet
Sun
10.3h Excellent
Humidity
73% Muggy
UV
6.6 High
View Details
September best
Excellent
Temp
25°C / 17°C
Feels Like
26°C / 17°C
Rain
10days (103 mm) Wet
Sun
8.7h Good
Humidity
74% Muggy
UV
5 Moderate
View Details
October best
Good
Temp
19°C / 11°C
Feels Like
18°C / 9°C
Rain
9days (108 mm) Wet
Sun
7.3h Good
Humidity
74% Muggy
UV
4.1 Moderate
View Details
November
Poor
Temp
12°C / 4°C
Feels Like
9°C / 0°C
Rain
8days (80 mm) Wet
Sun
6.9h Fair
Humidity
69% Muggy
UV
2.9 Moderate
Snow Days
1days
View Details
December
Poor
Temp
6°C / -1°C
Feels Like
2°C / -5°C
Rain
11days (106 mm) Wet
Sun
5.6h Fair
Humidity
72% Muggy
UV
2 Low
Snow Days
5days
View Details
Month Temp Feels Like Rain Sun Humidity UV Status
January 4°C / -3°C 0°C / -7°C 9days (87 mm) Wet 6h Fair 67% Muggy 2.3 Moderate Poor View Details
February 6°C / -2°C 3°C / -6°C 10days (87 mm) Wet 6.6h Fair 69% Muggy 3.4 Moderate Poor View Details
March 10°C / 1°C 7°C / -3°C 11days (96 mm) Wet 8.1h Good 66% Muggy 4.6 Moderate Poor View Details
April 16°C / 6°C 14°C / 3°C 11days (103 mm) Wet 8.7h Good 67% Muggy 5.3 High Fair View Details
May best 21°C / 12°C 21°C / 10°C 13days (109 mm) Wet 9.3h Good 73% Muggy 6.2 High Excellent View Details
June best 27°C / 17°C 28°C / 17°C 11days (84 mm) Wet 11.1h Excellent 70% Muggy 7 High Excellent View Details
July 30°C / 21°C 33°C / 23°C 14days (131 mm) Wet 11.5h Excellent 73% Muggy 7.3 Very High Good View Details
August best 28°C / 20°C 31°C / 22°C 13days (105 mm) Wet 10.3h Excellent 73% Muggy 6.6 High Excellent View Details
September best 25°C / 17°C 26°C / 17°C 10days (103 mm) Wet 8.7h Good 74% Muggy 5 Moderate Excellent View Details
October best 19°C / 11°C 18°C / 9°C 9days (108 mm) Wet 7.3h Good 74% Muggy 4.1 Moderate Good View Details
November 12°C / 4°C 9°C / 0°C 8days (80 mm) Wet 6.9h Fair 69% Muggy 2.9 Moderate Poor View Details
December 6°C / -1°C 2°C / -5°C 11days (106 mm) Wet 5.6h Fair 72% Muggy 2 Low Poor View Details

What to Wear

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.

Packing List

Warm coatThermal base layersScarf & glovesUmbrellaWaterproof jacketComfortable walking shoes

Frequently Asked Questions

December is typically poor for visiting Paramus, with average highs of 6°C (43°F) and around 11 rainy days. Paramus, United States in December has cold conditions, with highs averaging around 6°C (43°F). Rain falls on about 11 d
Paramus typically sees around 11 rainy days in December with 106 mm (4.2 in) of total rainfall. Pack a waterproof jacket.
Yes, nights in Paramus during December are cold, averaging -1°C (31°F). Pack warm layers and a coat for evenings.
With highs of 6°C (43°F) and lows of -1°C (31°F) in December, we recommend: Warm coat, Thermal base layers, Scarf & gloves, Umbrella, Waterproof jacket. Comfortable walking shoes are essential.
December is not the most favourable month weather-wise in Paramus. Consider visiting during months with milder temperatures or less rainfall for a better experience.
The average UV index in Paramus during December is 2 (low). No special sun protection is needed.
Paramus gets approximately 9 hours of daylight per day in December, with around 6 hours of sunshine.
Yes, Paramus typically sees around 5 snow days in December with roughly 11 cm (4 in) of snowfall.

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