Rieti weather in January

In January, Rieti sees average daytime highs of 8°C and overnight lows near 1°C, with 71 mm of precipitation across 9.5 wet days and about 9.3 hours of daylight. It is the 12th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 8°C through the month. The sky is clear or mostly clear about 38% of the time in January, and the air most often feels dry.

Daylight stretches from about 8 h 54 min at the start of January to 9 h 42 min by month's end. Set against the rest of the year, January is Rieti's 8th-clearest and 6th-windiest month. For the whole year in context, see Rieti's year-round climate.

Daytime high
12th warmest
Overnight low
2nd coldest
Precipitation
71 mm
9.5 wet days
Daylight
9 h 12 min
7:41 AM – 4:54 PM
Cloud cover
54%
8th clearest
Wind
6 km/h
6th windiest
Solar energy
1.82 kWh/m²
Travel score
1.3
out of 10
Air quality
Moderate
PM2.5 11.3 µg/m³ · 2019

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 8°C through the month.

A typical January day in Rieti reaches about 8°C in the afternoon and slips back to 1°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 4°C and 11°C. Set against its neighbours, January runs about 1°C cooler than December and about 1°C cooler than February.

-5°10°15°151015202531
Avg high (°C)Avg low (°C)
181
281
381
481
581
681
781
881
981
1081
1181
1281
1381
1481
1581
1681
1781
1881
1981
2081
2181
2281
2381
2481
2581
2681
2781
2881
2981
3081
3180

How January really feels in Rieti

Once humidity and wind are folded in, January averages 0 days that feel above 32°C and 31 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
31
wind chill below the day's low

The story in January is cold — wind chill drags the overnight "feels like" below the raw low.

Rieti weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 719.539.31.3
Feb / 81103.410.31.8
Mar12° / 9210.9311.63.4
Apr16° / 98130.913.14.5
May20° / 10°8311.40.114.46.2
Jun25° / 14°538.80157.3
Jul28° / 17°305.7014.87.2
Aug28° / 17°336.1013.76.8
Sep23° / 13°829.4012.37.1
Oct18° / 10°10510.50.110.85.9
Nov13° / 12912.419.63.4
Dec / 10710.72.891.6

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 14% of January, with mostly cloudy or overcast conditions the remaining 48%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25545
35446
45446
55446
65446
75446
85545
95446
105446
115446
125347
135347
145248
155347
165248
175248
185248
195248
205149
215149
225149
235050
245050
255050
265050
275050
285050
295050
305149
315149

Chance of precipitation in January

Any precipitationSnow

Rieti gets around 71 mm of rain and snow over 9.5 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 31% and peaks near 34% on the wettest days, and about 3 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
13410
2339
3339
4328
5318
6318
7307
8307
9297
10297
11297
12297
13297
14297
15298
16298
17309
18309
193010
203010
213111
223111
233212
243212
253212
263313
273313
283313
293313
303413
313413

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in January

Winds average 6 km/h in January.

Across January, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 8 h 54 min at the start of January to 9 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over January. Sunrise moves from 7:43 AM to 7:31 AM, and sunset from 4:40 PM to 5:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.97:434:40
29.07:444:41
39.07:444:42
49.07:444:43
59.07:444:43
69.07:444:44
79.07:444:45
89.07:434:46
99.17:434:47
109.17:434:48
119.17:434:49
129.17:434:50
139.17:424:51
149.27:424:52
159.27:424:53
169.27:414:54
179.27:414:56
189.37:404:57
199.37:404:58
209.37:394:59
219.47:395:00
229.47:385:01
239.47:385:03
249.47:375:04
259.57:365:05
269.57:365:06
279.57:355:07
289.67:345:09
299.67:335:10
309.67:325:11
319.77:315:12

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 1.82 kWh/m².

For context, solar energy here swings from a low near 1.54 kWh/m² to a high of 6.92 kWh/m² in July across the year — January's 1.82 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
11.6Dim
21.6Dim
31.6Dim
41.6Dim
51.6Dim
61.6Dim
71.7Dim
81.7Dim
91.7Dim
101.7Dim
111.7Dim
121.8Dim
131.8Dim
141.8Dim
151.8Dim
161.8Dim
171.8Dim
181.9Dim
191.9Dim
201.9Dim
211.9Dim
221.9Dim
232.0Dim
242.0Dim
252.0Moderate
262.0Moderate
272.1Moderate
282.1Moderate
292.1Moderate
302.1Moderate
312.2Moderate
Planning a trip in January

Is January a good time to visit Rieti?

Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

1.3
Sightseeing
12th-best month of the year
0.0
Beach & pool
10th-best month of the year

January is a weaker month for outdoor sightseeing in Rieti.

What to pack for Rieti in January

From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In January, Rieti sees daytime highs around 8°C and nights near 1°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 10 days see rain.

a warm layera heavy coatrain gear

UV index in Rieti in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Rieti peaks around July 15 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highModerateLowJul 15UV 10Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb3Moderate
Mar5High
Apr5Moderate
May7High
Jun9Very high
Jul10Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec1Low
Location & terrain

Where is Rieti?

Rieti sits at 42.4°N, 12.9°E, 405 m above sea level, in Italy. The nearest listed city is Terni, 25 km away.

Topography around Rieti

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Rieti.

Within 3 km, the terrain around Rieti has significant variations in elevation — a maximum elevation change of 452 m around an average of 433 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,908 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,847 m.

The land around Rieti is covered by trees (43%) and cropland (27%) within 3 km, trees (76%) within 16 km, and trees (63%) within 80 km.

3 km
452 m
16 km
1,908 m
80 km
2,847 m
treesshrubsgrasslandcroplandartificial surfaceswater
January weather nearby: Terni 25 km · Spoleto 39 km · Monterotondo 44 km · Mentana 45 km · L'Aquila 45 km · Guidonia Montecelio 47 km · Guidonia 47 km · Tor Lupara 49 km

Italy travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F / L
230 V · 50 Hz
Prices
≈ 69% of US
price level, 2025
GDP per capita
$43,309
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
97%
of population, 2024
Homicide rate
0.6
per 100k, 2023
Road deaths
5.3
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 513
Religion
Christian 81%unaffiliated 13%Muslim 5%other 1%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Rieti (42.4048°, 12.8574°, elevation 405 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).