The Frontier Gazette & Almanack
“Fair Warning for Every Town Under the Sky” · Est. 1881
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Rotnes Weather in December

Rotnes in December

The short of it: Rotnes in December averages a high of 0 °C (32 °F) and a low of -4 °C (24 °F), with 76 mm (3.0 in) of rain and about 5 h 54 min of daylight. Rated 1 of 5 for a visit; the best months are July and August. Source: TerraClimate climate normals, 1991–2020.

Average high 0° · low -4° · rain 76 mm · daylight 5 h 54 min

✦ Travel with care for a visit · best months: July & August

Thirty years of records give Rotnes an average December high of 0°, a low of -4° and some 76 mm of rain. Much like November: highs about 0°, nights near -4°. Pack the buffalo coat. Wet spells are common — about 76 mm, the 7th wettest month. Snow lies on the ground; mind the passes.

The sun is up for about 5 h 54 min in mid-December, 87 minutes less than a month before. Lanterns are lit by mid-afternoon.

For the traveller: pack a heavy coat, gloves and a scarf, and an oilskin besides. The Almanac rates December 1 of 5 for a visit; the finest months here are July and August.

Against its neighbours, Rotnes runs cooler than most and wetter than most in December. Ask, 10 km to the E, sees much the same highs.

December in Rotnes, by the numbers

Warmth rank
10th warmest of 12
Rain rank
7th wettest of 12
Versus November
3° colder, 31 mm less rain
Versus January
about the same
Day–night spread
5°
Snow season
Nov–Mar
Daylight, mid-month
5 h 54 min
Average wind
10 km/h

Neighbouring Towns

December averages · distance by the crow’s flight
TownDistanceHighLowRain
AskAkershus10 km E0°-5°70 mm
StrømmenAkershus14 km SE0°-4°72 mm
LillestrømAkershus15 km SE1°-4°70 mm
KløftaAkershus15 km E0°-5°68 mm
EnsjøOslo16 km SSW2°-3°58 mm
OsloOslo17 km SSW2°-2°56 mm
JessheimAkershus20 km ENE0°-6°70 mm
LysakerAkershus21 km SW2°-2°58 mm

The Almanac · Rotnes Month by Month

Climate normals 1991–2020 · pick a month
PrecipitationAverage highAverage low
Travel with care
The Almanac Speaks
December
✦✦✦✦✦

Much like November: highs about 0°, nights near -4°. Pack the buffalo coat. Wet spells are common — about 76 mm, the 7th wettest month. Snow lies on the ground; mind the passes.

Climate of Rotnes by month
MonthHighLowRainWindDaylightVisit
January0°-6°67 mm10 km/h6 h 39 min✦
February0°-6°50 mm10 km/h9 h 1 min✦
March4°-4°52 mm10 km/h11 h 34 min✦✦
April9°1°51 mm10 km/h14 h 28 min✦✦
May15°5°65 mm11 km/h17 h 7 min✦✦✦
June18°9°88 mm11 km/h18 h 50 min✦✦✦
July21°11°94 mm10 km/h18 h 5 min✦✦✦
August19°11°110 mm9 km/h15 h 37 min✦✦✦
September15°7°97 mm10 km/h12 h 44 min✦✦
October8°3°106 mm10 km/h9 h 58 min✦
November3°-1°107 mm10 km/h7 h 21 min✦
December0°-4°76 mm10 km/h5 h 54 min✦

Questions Readers Ask about Rotnes in December

Answered from the wire & the Almanac

What is the weather like in Rotnes in December?

Days average 0 °C (32 °F) and nights -4 °C (24 °F), with about 76 mm (3.0 in) of rain over the month. Much like November: highs about 0°, nights near -4°. Pack the buffalo coat. Wet spells are common — about 76 mm, the 7th wettest month. Snow lies on the ground; mind the passes.

Is December a good time to visit Rotnes?

The Almanac gives December 1 of 5 (travel with care). The best months are July and August.

How long are the days in Rotnes in December?

In mid-December the sun is up for about 5 h 54 min. These are the shortest days of the year; the longest, in June, last 18 h 50 min.

Does it snow in Rotnes in December?

Yes — snow usually lies on the ground in December.

What should I pack for Rotnes in December?

A heavy coat, gloves, a hat and a scarf, plus a good raincoat — it is a wet month.

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The Editor’s Remark

“Weather is the only news that never grows stale. Each morning the sky writes its own front page, and we at Wanted Weather are but its telegraph operators.”— J. Whitmore, Editor
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