Annual mean 17°C · wettest around December · prevailing wind W
Warmest
33.7 °C
Coldest
12.4 °C
Wettest
33%
Windiest
5.6 m/s
Prevailing
W
4.3 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Lancaster over the whole year is 17°C. July is the hottest month, with highs of about 33°C; January is the coldest, with lows of about 5°C. The rainy (wet) season in Lancaster runs from November to May, peaking in December with a 31% chance of rain on a given day. The dry season is June to October; October is the driest month, at 12%. Winds in Lancaster are highest in April, averaging 4.8 m/s (17 km/h), and lightest in December, at 2.9 m/s (10 km/h). The prevailing wind is from the W. The clearest skies in Lancaster come in July, when the sky is typically 6% covered; March is the cloudiest month, at 26%.
Month by month Lancaster climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
13°C
5°C
8°C
31%
22%
3.2 m/s
15
0
59
February
15°C
5°C
9°C
28%
21%
3.6 m/s
24
1
62
March
16°C
6°C
11°C
29%
26%
4.2 m/s
30
2
63
April
21°C
10°C
16°C
24%
16%
4.8 m/s
56
9
69
May
24°C
14°C
19°C
22%
17%
4.7 m/s
64
22
59
June
30°C
19°C
25°C
13%
10%
4.6 m/s
54
48
32
July
33°C
22°C
30°C
13%
6%
4.3 m/s
33
59
12
August
33°C
21°C
30°C
17%
6%
3.9 m/s
31
67
9
September
30°C
17°C
26°C
13%
9%
3.5 m/s
52
53
27
October
25°C
12°C
20°C
12%
9%
3.2 m/s
68
28
56
November
19°C
7°C
14°C
23%
12%
3.1 m/s
46
4
74
December
14°C
5°C
9°C
31%
19%
2.9 m/s
19
0
63
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Lancaster weather by season
Year round, Lancaster has days of about 13°C at their warmest in January, its coolest month, and 33°C in July, its warmest; the coolest hours of the day run from 5°C to 22°C through the year, and the average temperature over the year is 17°C around the clock. Rain is most likely around December and least likely around October. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Lancaster weather in winterDecember to February
High 14°CLow 5°CRain 30%
Winter in Lancaster has typical daily highs of about 14°C and lows of about 5°C, with a 30% chance of rain on a given day.
Lancaster weather in springMarch to May
High 20°CLow 10°CRain 25%
Spring in Lancaster has typical daily highs of about 20°C and lows of about 10°C, with a 25% chance of rain on a given day.
Lancaster weather in summerJune to August
High 32°CLow 20°CRain 14%
Summer in Lancaster has typical daily highs of about 32°C and lows of about 20°C, with a 14% chance of rain on a given day.
Lancaster weather in autumnSeptember to November
High 24°CLow 12°CRain 16%
Autumn in Lancaster has typical daily highs of about 24°C and lows of about 12°C, with a 16% chance of rain on a given day.
When is the rainy season in Lancaster?
The rainy (wet) season in Lancaster runs from November to May, peaking in December with a 31% chance of rain on a given day. The dry season is June to October; October is the driest month, at 12%.
What time of year is Lancaster windiest?
Winds in Lancaster are highest in April, averaging 4.8 m/s (17 km/h), and lightest in December, at 2.9 m/s (10 km/h). The prevailing wind is from the W.
What is the average temperature in Lancaster year round?
The average temperature in Lancaster over the whole year is 17°C. July is the hottest month, with highs of about 33°C; January is the coldest, with lows of about 5°C.