Tczew weather in January

In January, Tczew sees average daytime highs of 1°C and overnight lows near -3°C, with 35 mm of precipitation across 9.6 wet days and about 7.7 hours of daylight. It is the 12th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 1°C through the month. The sky is clear or mostly clear about 11% of the time in January, and the air most often feels dry.

Daylight stretches from about 7 h 12 min at the start of January to 8 h 24 min by month's end. Set against the rest of the year, January is Tczew's 10th-clearest and 1st-windiest month. For the whole year in context, see Tczew's year-round climate.

Daytime high: 1°; 12th warmest
Overnight low: -3°; 1st coldest
Precipitation: 35 mm; 9.6 wet days
Daylight: 7 h 42 min; 8:05 AM – 3:44 PM
Cloud cover: 78%; 10th clearest
Wind: 16 km/h; 1st windiest
Solar energy: 0.67 kWh/m²
Travel score: 0.0; out of 10

Air quality: Good; PM10 20 µg/m³ · 2016

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

← December Tczew year-round climate February →Best places to visit in January

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 1°C through the month.

A typical January day in Tczew reaches about 1°C in the afternoon and slips back to -3°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between -6°C and 7°C. Set against its neighbours, January runs about 1°C cooler than December and about 1°C cooler than February.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Avg high (°C)	2	2	2	2	2	2	2	2	2	2	2	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Avg low (°C)	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-3	-4	-4	-4	-4	-4	-3	-3

	Avg high (°C)	Avg low (°C)
1	2	-3
2	2	-3
3	2	-3
4	2	-3
5	2	-3
6	2	-3
7	2	-3
8	2	-3
9	2	-3
10	2	-3
11	2	-3
12	1	-3
13	1	-3
14	1	-3
15	1	-3
16	1	-3
17	1	-3
18	1	-3
19	1	-3
20	1	-3
21	1	-3
22	1	-3
23	1	-3
24	1	-3
25	1	-4
26	1	-4
27	1	-4
28	1	-4
29	1	-4
30	1	-3
31	1	-3

How January really feels in Tczew

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

heat index over the day's high

Days feeling ≤ 0°C

wind chill below the day's low

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

Tczew weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 11th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Snow days	Daylight (hours)	Travel score
Jan	1° / -3°	35	9.6	4.8	7.7	0.0
Feb	2° / -3°	29	8.3	4.5	9.4	0.0
Mar	7° / -1°	36	9.7	2.8	11.5	0.7
Apr	12° / 3°	39	9.3	0.6	13.7	3.4
May	17° / 8°	61	11.2	0	15.7	5.5
Jun	20° / 11°	70	12.2	0	16.8	5.9
Jul	23° / 14°	84	12.6	0	16.4	6.4
Aug	23° / 13°	67	11.2	0	14.6	6.6
Sep	18° / 10°	50	8.7	0	12.5	5.8
Oct	12° / 6°	44	9.5	0.1	10.2	3.3
Nov	6° / 2°	37	9.2	1.6	8.3	0.6
Dec	3° / -1°	40	9.8	4.2	7.2	0.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 11% of January, with mostly cloudy or overcast conditions the remaining 78%.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Clearer (%)	23	23	23	23	23	22	22	22	22	22	22	22	22	22	21	22	22	23	23	23	22	22	23	23	23	23	22	22	23	23	23
Cloudier (%)	77	77	77	77	77	78	78	78	78	78	78	78	78	78	79	78	78	77	77	77	78	78	77	77	77	77	78	78	77	77	77

	Clearer (%)	Cloudier (%)
1	23	77
2	23	77
3	23	77
4	23	77
5	23	77
6	22	78
7	22	78
8	22	78
9	22	78
10	22	78
11	22	78
12	22	78
13	22	78
14	22	78
15	21	79
16	22	78
17	22	78
18	23	77
19	23	77
20	23	77
21	22	78
22	22	78
23	23	77
24	23	77
25	23	77
26	23	77
27	22	78
28	22	78
29	23	77
30	23	77
31	23	77

Chance of precipitation in January

Any precipitationSnow

Tczew gets around 35 mm of rain and snow over 9.6 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 30% and peaks near 32% on the wettest days, and about 5 days bring snow.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Rain chance (%)	32	32	32	31	31	31	31	31	30	30	30	29	29	28	28	28	28	28	28	28	28	29	29	30	30	31	31	31	31	31	31
Snow chance (%)	14	14	14	14	14	14	14	14	14	14	14	15	15	15	15	15	15	15	15	16	16	16	16	16	16	16	16	16	15	15	15

	Rain chance (%)	Snow chance (%)
1	32	14
2	32	14
3	32	14
4	31	14
5	31	14
6	31	14
7	31	14
8	31	14
9	30	14
10	30	14
11	30	14
12	29	15
13	29	15
14	28	15
15	28	15
16	28	15
17	28	15
18	28	15
19	28	15
20	28	16
21	28	16
22	29	16
23	29	16
24	30	16
25	30	16
26	31	16
27	31	16
28	31	16
29	31	15
30	31	15
31	31	15

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.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Dry (%)	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100
31	100

Wind in January

Winds average 16 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Wind speed (km/h)	17	17	17	17	17	17	17	17	17	17	17	17	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16
Feels	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze

	Wind speed (km/h)	Feels
1	17	light breeze
2	17	light breeze
3	17	light breeze
4	17	light breeze
5	17	light breeze
6	17	light breeze
7	17	light breeze
8	17	light breeze
9	17	light breeze
10	17	light breeze
11	17	light breeze
12	17	light breeze
13	16	light breeze
14	16	light breeze
15	16	light breeze
16	16	light breeze
17	16	light breeze
18	16	light breeze
19	16	light breeze
20	16	light breeze
21	16	light breeze
22	16	light breeze
23	16	light breeze
24	16	light breeze
25	16	light breeze
26	16	light breeze
27	16	light breeze
28	16	light breeze
29	16	light breeze
30	16	light breeze
31	16	light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 7 h 12 min at the start of January to 8 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 72 minutes over January. Sunrise moves from 8:12 AM to 7:46 AM, and sunset from 3:24 PM to 4:11 PM.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Daylight (h)	7.2	7.2	7.2	7.3	7.3	7.3	7.3	7.4	7.4	7.4	7.5	7.5	7.5	7.6	7.6	7.7	7.7	7.7	7.8	7.8	7.9	7.9	8.0	8.0	8.1	8.1	8.2	8.3	8.3	8.4	8.4
Sunrise (AM)	8:12	8:12	8:12	8:12	8:11	8:11	8:11	8:10	8:10	8:09	8:08	8:08	8:07	8:06	8:05	8:05	8:04	8:03	8:02	8:00	7:59	7:58	7:57	7:56	7:54	7:53	7:52	7:50	7:49	7:47	7:46
Sunset (PM)	3:24	3:25	3:26	3:27	3:28	3:29	3:31	3:32	3:33	3:35	3:36	3:38	3:39	3:41	3:42	3:44	3:45	3:47	3:49	3:51	3:52	3:54	3:56	3:58	4:00	4:01	4:03	4:05	4:07	4:09	4:11

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	7.2	8:12	3:24
2	7.2	8:12	3:25
3	7.2	8:12	3:26
4	7.3	8:12	3:27
5	7.3	8:11	3:28
6	7.3	8:11	3:29
7	7.3	8:11	3:31
8	7.4	8:10	3:32
9	7.4	8:10	3:33
10	7.4	8:09	3:35
11	7.5	8:08	3:36
12	7.5	8:08	3:38
13	7.5	8:07	3:39
14	7.6	8:06	3:41
15	7.6	8:05	3:42
16	7.7	8:05	3:44
17	7.7	8:04	3:45
18	7.7	8:03	3:47
19	7.8	8:02	3:49
20	7.8	8:00	3:51
21	7.9	7:59	3:52
22	7.9	7:58	3:54
23	8.0	7:57	3:56
24	8.0	7:56	3:58
25	8.1	7:54	4:00
26	8.1	7:53	4:01
27	8.2	7:52	4:03
28	8.3	7:50	4:05
29	8.3	7:49	4:07
30	8.4	7:47	4:09
31	8.4	7:46	4:11

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 0.67 kWh/m².

For context, solar energy here swings from a low near 0.46 kWh/m² to a high of 5.59 kWh/m² in June across the year — January's 0.67 kWh/m² sits near the bottom.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Solar energy (kWh/m²)	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.6	0.6	0.6	0.6	0.6	0.6	0.6	0.6	0.7	0.7	0.7	0.7	0.7	0.7	0.8	0.8	0.8	0.8	0.8	0.9	0.9	0.9	0.9	0.9
Level	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim

	Solar energy (kWh/m²)	Level
1	0.5	Dim
2	0.5	Dim
3	0.5	Dim
4	0.5	Dim
5	0.5	Dim
6	0.5	Dim
7	0.5	Dim
8	0.6	Dim
9	0.6	Dim
10	0.6	Dim
11	0.6	Dim
12	0.6	Dim
13	0.6	Dim
14	0.6	Dim
15	0.6	Dim
16	0.7	Dim
17	0.7	Dim
18	0.7	Dim
19	0.7	Dim
20	0.7	Dim
21	0.7	Dim
22	0.8	Dim
23	0.8	Dim
24	0.8	Dim
25	0.8	Dim
26	0.8	Dim
27	0.9	Dim
28	0.9	Dim
29	0.9	Dim
30	0.9	Dim
31	0.9	Dim

Planning a trip in January

Is January a good time to visit Tczew?

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

0.0

Sightseeing

10th-best month of the year

0.0

Beach & pool

8th-best month of the year

January is a weaker month for outdoor sightseeing in Tczew.

What to pack for Tczew in January

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

In January, Tczew sees daytime highs around 1°C and nights near -3°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 10 days see rain.

a warm layera heavy coatrain gear

Sea temperature near Tczew in January

The nearest coast averages about 4°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 32 km away) is warmest in August at about 19°C and coldest in February near 3°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sea temperature (°C)	4	3	3	5	10	14	18	19	17	13	9	6
Comfort	Bracing	Bracing	Bracing	Bracing	Bracing	Bracing	Cool	Cool	Cool	Bracing	Bracing	Bracing

	Sea temperature (°C)	Comfort
Jan	4	Bracing
Feb	3	Bracing
Mar	3	Bracing
Apr	5	Bracing
May	10	Bracing
Jun	14	Bracing
Jul	18	Cool
Aug	19	Cool
Sep	17	Cool
Oct	13	Bracing
Nov	9	Bracing
Dec	6	Bracing

UV index in Tczew 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 Tczew peaks around June 19 at about 6 (high) — a little sun protection helps at midday. It bottoms out near December 20 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	1	1	3	4	5	6	6	5	4	2	1	0
Level	Low	Low	Moderate	Moderate	High	High	High	High	Moderate	Low	Low	Low

	UV index (midday)	Level
Jan	1	Low
Feb	1	Low
Mar	3	Moderate
Apr	4	Moderate
May	5	High
Jun	6	High
Jul	6	High
Aug	5	High
Sep	4	Moderate
Oct	2	Low
Nov	1	Low
Dec	0	Low

Location & terrain

Where is Tczew?

Tczew sits at 54.1°N, 18.8°E, 29 m above sea level, in Poland. The nearest listed city is Malbork, 17 km away.

Topography around Tczew

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

Within 3 km, the terrain around Tczew has only modest variations in elevation — a maximum elevation change of 79 m around an average of 21 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 141 m; within 80 km, significant variations in elevation — a maximum elevation change of 340 m.

The land around Tczew is covered by grassland (29%), artificial surfaces (24%) and trees (22%) within 3 km, cropland (71%) within 16 km, and trees (34%) and cropland (32%) within 80 km.

3 km

79 m

grassland 29%

16 km

141 m

cropland 71%

80 km

340 m

trees 34%

treesgrasslandcroplandartificial surfaceswater

← December Tczew year-round climate February →Best places to visit in January

January weather nearby: Malbork 17 km · Pruszcz Gdański 21 km · Starogard Gdański 22 km · Orunia Górna-Gdańsk Południe 28 km · Ujeścisko-Łostowice 28 km · Chełm 29 km · Środmieście 30 km · Gdansk 30 km

Poland travel facts

Travel advisory: Level 1; Exercise Normal Precautions
Power plugs: Type C / E; 230 V · 50 Hz
Prices: ≈ 52% of US; price level, 2025
GDP per capita: $28,420; 2025
Happiness: 6.8 / 10; World Happiness, 2025
Safe drinking water: 89%; of population, 2024
Homicide rate: 0.8; per 100k, 2023
Road deaths: 9.4; per 100k/yr, 2019
Income group: High; World Bank
English: Very high; EF EPI 600
Religion

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 Tczew (54.0924°, 18.7779°, elevation 29 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).

	Avg high (°C)	Avg low (°C)
1	2	-3
2	2	-3
3	2	-3
4	2	-3
5	2	-3
6	2	-3
7	2	-3
8	2	-3
9	2	-3
10	2	-3
11	2	-3
12	1	-3
13	1	-3
14	1	-3
15	1	-3
16	1	-3
17	1	-3
18	1	-3
19	1	-3
20	1	-3
21	1	-3
22	1	-3
23	1	-3
24	1	-3
25	1	-4
26	1	-4
27	1	-4
28	1	-4
29	1	-4
30	1	-3
31	1	-3

	Clearer (%)	Cloudier (%)
1	23	77
2	23	77
3	23	77
4	23	77
5	23	77
6	22	78
7	22	78
8	22	78
9	22	78
10	22	78
11	22	78
12	22	78
13	22	78
14	22	78
15	21	79
16	22	78
17	22	78
18	23	77
19	23	77
20	23	77
21	22	78
22	22	78
23	23	77
24	23	77
25	23	77
26	23	77
27	22	78
28	22	78
29	23	77
30	23	77
31	23	77

	Rain chance (%)	Snow chance (%)
1	32	14
2	32	14
3	32	14
4	31	14
5	31	14
6	31	14
7	31	14
8	31	14
9	30	14
10	30	14
11	30	14
12	29	15
13	29	15
14	28	15
15	28	15
16	28	15
17	28	15
18	28	15
19	28	15
20	28	16
21	28	16
22	29	16
23	29	16
24	30	16
25	30	16
26	31	16
27	31	16
28	31	16
29	31	15
30	31	15
31	31	15

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100
31	100

	Solar energy (kWh/m²)	Level
1	0.5	Dim
2	0.5	Dim
3	0.5	Dim
4	0.5	Dim
5	0.5	Dim
6	0.5	Dim
7	0.5	Dim
8	0.6	Dim
9	0.6	Dim
10	0.6	Dim
11	0.6	Dim
12	0.6	Dim
13	0.6	Dim
14	0.6	Dim
15	0.6	Dim
16	0.7	Dim
17	0.7	Dim
18	0.7	Dim
19	0.7	Dim
20	0.7	Dim
21	0.7	Dim
22	0.8	Dim
23	0.8	Dim
24	0.8	Dim
25	0.8	Dim
26	0.8	Dim
27	0.9	Dim
28	0.9	Dim
29	0.9	Dim
30	0.9	Dim
31	0.9	Dim

	Avg high (°C)	Avg low (°C)
1	2	-3
2	2	-3
3	2	-3
4	2	-3
5	2	-3
6	2	-3
7	2	-3
8	2	-3
9	2	-3
10	2	-3
11	2	-3
12	1	-3
13	1	-3
14	1	-3
15	1	-3
16	1	-3
17	1	-3
18	1	-3
19	1	-3
20	1	-3
21	1	-3
22	1	-3
23	1	-3
24	1	-3
25	1	-4
26	1	-4
27	1	-4
28	1	-4
29	1	-4
30	1	-3
31	1	-3

	Clearer (%)	Cloudier (%)
1	23	77
2	23	77
3	23	77
4	23	77
5	23	77
6	22	78
7	22	78
8	22	78
9	22	78
10	22	78
11	22	78
12	22	78
13	22	78
14	22	78
15	21	79
16	22	78
17	22	78
18	23	77
19	23	77
20	23	77
21	22	78
22	22	78
23	23	77
24	23	77
25	23	77
26	23	77
27	22	78
28	22	78
29	23	77
30	23	77
31	23	77

	Rain chance (%)	Snow chance (%)
1	32	14
2	32	14
3	32	14
4	31	14
5	31	14
6	31	14
7	31	14
8	31	14
9	30	14
10	30	14
11	30	14
12	29	15
13	29	15
14	28	15
15	28	15
16	28	15
17	28	15
18	28	15
19	28	15
20	28	16
21	28	16
22	29	16
23	29	16
24	30	16
25	30	16
26	31	16
27	31	16
28	31	16
29	31	15
30	31	15
31	31	15

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100
31	100

	Solar energy (kWh/m²)	Level
1	0.5	Dim
2	0.5	Dim
3	0.5	Dim
4	0.5	Dim
5	0.5	Dim
6	0.5	Dim
7	0.5	Dim
8	0.6	Dim
9	0.6	Dim
10	0.6	Dim
11	0.6	Dim
12	0.6	Dim
13	0.6	Dim
14	0.6	Dim
15	0.6	Dim
16	0.7	Dim
17	0.7	Dim
18	0.7	Dim
19	0.7	Dim
20	0.7	Dim
21	0.7	Dim
22	0.8	Dim
23	0.8	Dim
24	0.8	Dim
25	0.8	Dim
26	0.8	Dim
27	0.9	Dim
28	0.9	Dim
29	0.9	Dim
30	0.9	Dim
31	0.9	Dim

	Avg high (°C)	Avg low (°C)
1	2	-3
2	2	-3
3	2	-3
4	2	-3
5	2	-3
6	2	-3
7	2	-3
8	2	-3
9	2	-3
10	2	-3
11	2	-3
12	1	-3
13	1	-3
14	1	-3
15	1	-3
16	1	-3
17	1	-3
18	1	-3
19	1	-3
20	1	-3
21	1	-3
22	1	-3
23	1	-3
24	1	-3
25	1	-4
26	1	-4
27	1	-4
28	1	-4
29	1	-4
30	1	-3
31	1	-3

	Clearer (%)	Cloudier (%)
1	23	77
2	23	77
3	23	77
4	23	77
5	23	77
6	22	78
7	22	78
8	22	78
9	22	78
10	22	78
11	22	78
12	22	78
13	22	78
14	22	78
15	21	79
16	22	78
17	22	78
18	23	77
19	23	77
20	23	77
21	22	78
22	22	78
23	23	77
24	23	77
25	23	77
26	23	77
27	22	78
28	22	78
29	23	77
30	23	77
31	23	77

	Rain chance (%)	Snow chance (%)
1	32	14
2	32	14
3	32	14
4	31	14
5	31	14
6	31	14
7	31	14
8	31	14
9	30	14
10	30	14
11	30	14
12	29	15
13	29	15
14	28	15
15	28	15
16	28	15
17	28	15
18	28	15
19	28	15
20	28	16
21	28	16
22	29	16
23	29	16
24	30	16
25	30	16
26	31	16
27	31	16
28	31	16
29	31	15
30	31	15
31	31	15

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100
31	100

	Solar energy (kWh/m²)	Level
1	0.5	Dim
2	0.5	Dim
3	0.5	Dim
4	0.5	Dim
5	0.5	Dim
6	0.5	Dim
7	0.5	Dim
8	0.6	Dim
9	0.6	Dim
10	0.6	Dim
11	0.6	Dim
12	0.6	Dim
13	0.6	Dim
14	0.6	Dim
15	0.6	Dim
16	0.7	Dim
17	0.7	Dim
18	0.7	Dim
19	0.7	Dim
20	0.7	Dim
21	0.7	Dim
22	0.8	Dim
23	0.8	Dim
24	0.8	Dim
25	0.8	Dim
26	0.8	Dim
27	0.9	Dim
28	0.9	Dim
29	0.9	Dim
30	0.9	Dim
31	0.9	Dim